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Legends: CS = chondroitin sulfate; DS = dermatan sulfate; HS = heparan sulfate; Or = origin (at the negative pole).</p>" ] ] ] "autores" => array:1 [ 0 => array:2 [ "autoresLista" => "Jairo Jose Matozinho Cubas, Ricardo Santos Simões, Ricardo Martins Oliveira-Filho, Manuel Jesus Simões, Edmund C Baracat, José Maria Soares" "autores" => array:6 [ 0 => array:2 [ "nombre" => "Jairo Jose Matozinho" "apellidos" => "Cubas" ] 1 => array:2 [ "nombre" => "Ricardo Santos" "apellidos" => "Simões" ] 2 => array:2 [ "nombre" => "Ricardo Martins" "apellidos" => "Oliveira-Filho" ] 3 => array:2 [ "nombre" => "Manuel Jesus" "apellidos" => "Simões" ] 4 => array:2 [ "nombre" => "Edmund C" "apellidos" => "Baracat" ] 5 => array:3 [ "nombre" => "José Maria" "apellidos" => "Soares" "sufijo" => "Jr" ] ] ] ] ] "idiomaDefecto" => "en" "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/S1807593222023791?idApp=UINPBA00004N" "url" => "/18075932/0000006500000007/v1_202212010714/S1807593222023791/v1_202212010714/en/main.assets" ] "itemAnterior" => array:19 [ "pii" => "S1807593222023778" "issn" => "18075932" "doi" => "10.1590/S1807-59322010000700007" "estado" => "S300" "fechaPublicacion" => "2010-01-01" "aid" => "2377" "copyright" => "CLINICS" "documento" => "article" "crossmark" => 0 "licencia" => "https://creativecommons.org/licenses/by-nc/3.0/" "subdocumento" => "fla" "cita" => "Clinics. 2010;65:689-95" "abierto" => array:3 [ "ES" => true "ES2" => true "LATM" => true ] "gratuito" => true "lecturas" => array:1 [ "total" => 0 ] "en" => array:11 [ "idiomaDefecto" => true "cabecera" => "<span class="elsevierStyleTextfn">Clinical Science</span>" "titulo" => "Dental Malocclusion and Body Posture in Young Subjects: A Multiple Regression Study" "tienePdf" => "en" "tieneTextoCompleto" => "en" "tieneResumen" => "en" "paginas" => array:1 [ 0 => array:2 [ "paginaInicial" => "689" "paginaFinal" => "695" ] ] "contieneResumen" => array:1 [ "en" => true ] "contieneTextoCompleto" => array:1 [ "en" => true ] "contienePdf" => array:1 [ "en" => true ] "autores" => array:1 [ 0 => array:2 [ "autoresLista" => "Giuseppe Perinetti, Luca Contardo, Armando Silvestrini-Biavati, Lucia Perdoni, Attilio Castaldo" "autores" => array:5 [ 0 => array:2 [ "nombre" => "Giuseppe" "apellidos" => "Perinetti" ] 1 => array:2 [ "nombre" => "Luca" "apellidos" => "Contardo" ] 2 => array:2 [ "nombre" => "Armando" "apellidos" => "Silvestrini-Biavati" ] 3 => array:2 [ "nombre" => "Lucia" "apellidos" => "Perdoni" ] 4 => array:2 [ "nombre" => "Attilio" "apellidos" => "Castaldo" ] ] ] ] ] "idiomaDefecto" => "en" "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/S1807593222023778?idApp=UINPBA00004N" "url" => "/18075932/0000006500000007/v1_202212010714/S1807593222023778/v1_202212010714/en/main.assets" ] "en" => array:17 [ "idiomaDefecto" => true "cabecera" => "<span class="elsevierStyleTextfn">Clinical Science</span>" "titulo" => "Determination of Serum Adenosine Deaminase and Xanthine Oxidase Levels in Patients with Crimean–Congo Hemorrhagic Fever" "tieneTextoCompleto" => true "paginas" => array:1 [ 0 => array:2 [ "paginaInicial" => "697" "paginaFinal" => "702" ] ] "autores" => array:1 [ 0 => array:4 [ "autoresLista" => "V. Kenan Celik, Ismail Sari, Aynur Engin, Gürsel Yildiz, Hüseyin Aydin, Sevtap Bakir" "autores" => array:6 [ 0 => array:4 [ "nombre" => "V. Kenan" "apellidos" => "Celik" "email" => array:1 [ 0 => "vkcelik@cumhuriyet.edu.tr" ] "referencia" => array:2 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">I</span>" "identificador" => "aff1" ] 1 => array:2 [ "etiqueta" => "*" "identificador" => "cor1" ] ] ] 1 => array:3 [ "nombre" => "Ismail" "apellidos" => "Sari" "referencia" => array:1 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">I</span>" "identificador" => "aff1" ] ] ] 2 => array:3 [ "nombre" => "Aynur" "apellidos" => "Engin" "referencia" => array:1 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">II</span>" "identificador" => "aff2" ] ] ] 3 => array:3 [ "nombre" => "Gürsel" "apellidos" => "Yildiz" "referencia" => array:1 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">III</span>" "identificador" => "aff3" ] ] ] 4 => array:3 [ "nombre" => "Hüseyin" "apellidos" => "Aydin" "referencia" => array:1 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">I</span>" "identificador" => "aff1" ] ] ] 5 => array:3 [ "nombre" => "Sevtap" "apellidos" => "Bakir" "referencia" => array:1 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">I</span>" "identificador" => "aff1" ] ] ] ] "afiliaciones" => array:3 [ 0 => array:3 [ "entidad" => "Department of Biochemistry, Cumhuriyet University, School of Medicine - Sivas, Turkey" "etiqueta" => "I" "identificador" => "aff1" ] 1 => array:3 [ "entidad" => "Department of Infectious Diseases and Clinical Microbiology, Cumhuriyet University, School of Medicine - Sivas, Turkey" "etiqueta" => "II" "identificador" => "aff2" ] 2 => array:3 [ "entidad" => "Department of Nephrology, Cumhuriyet University, School of Medicine - Sivas, Turkey" "etiqueta" => "III" "identificador" => "aff3" ] ] "correspondencia" => array:1 [ 0 => array:3 [ "identificador" => "cor1" "etiqueta" => "*" "correspondencia" => "Tel: 90 346 2581492" ] ] ] ] "textoCompleto" => "<span class="elsevierStyleSections"><span id="cesec10" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="cestitle60">INTRODUCTION</span><p id="para10" class="elsevierStylePara elsevierViewall">Crimean–Congo hemorrhagic fever (CCHF) is an acute viral disease with a high mortality (3–30%) rate.<a class="elsevierStyleCrossRefs" href="#bib1">1,2</a> It is caused by the CCHF virus (CCHFV). The virus belongs to the genus <span class="elsevierStyleItalic">Nairovirus</span> in the Bunyaviridae family. CCHF was first described in the 1940s, when more than 200 human cases occurred in the Crimean peninsula of the former Soviet Union, and it is now described in about 30 countries in Africa, Asia, Europe and the Middle East.<a class="elsevierStyleCrossRef" href="#bib3">3</a></p><p id="para20" class="elsevierStylePara elsevierViewall">CCHF, seen in approximately 30 countries worldwide, is a tick-borne disease with increasing importance and prevalence worldwide.<a class="elsevierStyleCrossRefs" href="#bib4">4–11</a> Humans are infected through tick bites (especially <span class="elsevierStyleItalic">Hyalomma</span> species), by crushing infected ticks, or by contact with blood or tissue from acute-phase CCHF patients or viremic livestock. Most human cases occur in workers in the livestock and agriculture industries, slaughterhouses, and veterinary practices.<a class="elsevierStyleCrossRef" href="#bib12">12</a> Most patients (90%) with CCHF in Turkey have been farmers who were infected during outbreaks.<a class="elsevierStyleCrossRefs" href="#bib2">2,4,5</a></p><p id="para30" class="elsevierStylePara elsevierViewall">There is a history of tick bite in approximately half (50–60%) of CCHF patients.<a class="elsevierStyleCrossRefs" href="#bib2">2,4,5</a> The incidence of the disease is 20% among those who are infected.<a class="elsevierStyleCrossRef" href="#bib13">13</a> The course of CCHF infection has four distinct periods: incubation, prehemorrhagic, hemorrhagic, and convalescence.<a class="elsevierStyleCrossRef" href="#bib3">3</a> The incubation period for CCHF ranges from 2 to 12 days after the tick bite. This period ranges from 3 to 10 days in nosocomial cases.<a class="elsevierStyleCrossRefs" href="#bib14">14,15</a> The prehemorrhagic period ranges from 1 to 7 days. The typical clinical symptoms during this period are sudden onset of fever (39–41°C), severe headache, myalgia, and dizziness.<a class="elsevierStyleCrossRefs" href="#bib2">2–5,15,16</a> Additional symptoms include diarrhea, nausea and vomiting.<a class="elsevierStyleCrossRefs" href="#bib1">1,15,16</a> Cutaneous flushing or rash occur on the face, neck and chest during this period. Bradycardia and fever-pulse discordance are also observed.<a class="elsevierStyleCrossRef" href="#bib17">17</a> The hemorrhagic period develops rapidly and usually begins between the fifth and seventh days of disease.<a class="elsevierStyleCrossRef" href="#bib1">1</a> Patients may show signs of progressive hemorrhagic diathesis, such as petechiae, mucous membranes hemorrhage, conjunctival hemorrhage, nosebleed, hemoptysis, hematuria, hematemesis, and melena.<a class="elsevierStyleCrossRefs" href="#bib1">1,17,18</a> Hepatomegaly and splenomegaly have been reported to occur in one-third of patients.<a class="elsevierStyleCrossRef" href="#bib3">3</a> The convalescence period begins in survivors approximately 10–20 days after the onset of illness. Patients usually require hospitalization for about 9–10 days.<a class="elsevierStyleCrossRefs" href="#bib1">1,16</a> During the convalescence period, tachycardia, temporary complete hair loss, polyneuritis, difficulty in breathing, xerostomia, poor vision, loss of hearing, and loss of memory have been reported.<a class="elsevierStyleCrossRef" href="#bib3">3</a> Death usually occurs after 6–14 days of the disease.</p><p id="para40" class="elsevierStylePara elsevierViewall">It has been reported that mononuclear phagocytes, hepatocytes, and endothelial cells are major targets of CCHF virus infection.<a class="elsevierStyleCrossRef" href="#bib19">19</a> Despite increasing knowledge about hemorrhagic fever viruses, little is known about the pathogenesis of CCHF.<a class="elsevierStyleCrossRef" href="#bib29">29</a></p><p id="para50" class="elsevierStylePara elsevierViewall">Adenosine deaminase (ADA; EC 3.5.4.4) is an enzyme that transforms, respectively, adenosine and deoxyadenosine to inosine and deoxyinosine, a stage of purine metabolism. In the ensuing reaction hypoxanthine is formed. The oxidation of hypoxanthine to xanthine and the oxidation of xanthine to uric acid are catalyzed by xanthine oxidase (XO; EC 1.1.3.22). ADA has two principal isoenzymes, ADA-1 and ADA-2. The low-molecular-weight ADA-1 is found in many tissues but predominantly in lymphocytes. The high-molecular-weight ADA-2 is predominantly found in monocytes and macrophages.<a class="elsevierStyleCrossRefs" href="#bib21">21,22</a> ADA-1 and ADA-2 play an important role in the function of immune cells. Increased serum/plasma ADA activity, comprising both ADA-1 and ADA-2 activity, has been used as a biochemical marker for infectious diseases.<a class="elsevierStyleCrossRefs" href="#bib22">22–24</a> Increased serum ADA has been reported in infectious diseases such as viral and bacterial pneumonia, HIV infection, extra-pulmonary and pulmonary tuberculosis, visceral leishmaniasis, and mononucleosis.<a class="elsevierStyleCrossRefs" href="#bib21">21,22,25</a></p><p id="para60" class="elsevierStylePara elsevierViewall">Xanthine oxidase is another intracellular enzyme that plays a role in nucleotide metabolism. It is involved in the catabolism of hypoxanthine and xanthine, which are formed during adenosine catabolism. The reactive oxygen species formed as a result of this reaction induce tissue damage in some viral diseases such as influenza.<a class="elsevierStyleCrossRef" href="#bib26">26</a></p><p id="para70" class="elsevierStylePara elsevierViewall">The aim of the present study was to investigate the serum levels of ADA-2 (the main source of ADA activity in the serum, which plays crucial roles in immune function) and xanthine oxidase (which increases tissue damage via the formation of free oxygen radicals) in CCHF patients and to compare the results with those obtained for healthy controls. We also determined whether the activities of these two intracellular enzymes were related to the severity of disease.</p></span><span id="cesec20" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="cestitle70">MATERIALS AND METHODS</span><span id="cesec30" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="cestitle80">Study population</span><p id="para80" class="elsevierStylePara elsevierViewall">This prospective study was conducted between April 1 and July 31, 2008 in Cumhuriyet University Hospital in Sivas, a city located in central Anatolia. The study protocol was approved by the Human Ethics Committee of the Cumhuriyet University Faculty of Medicine. Informed consent was obtained from each patient.</p><p id="para90" class="elsevierStylePara elsevierViewall">Thirty consecutive hospitalized patients, diagnosed with CCHF by laboratory tests, and 35 healthy volunteer adults, as controls who had no infections or immune system diseases such as rheumatoid arthritis, psoriasis and sarcoidosis, were included in this study.</p></span><span id="cesec40" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="cestitle90">Blood collection</span><p id="para100" class="elsevierStylePara elsevierViewall">Venous blood samples were collected in tubes after an 8-h fast and immediately stored at 4° C. Next, the serum was separated from the cells and fibrines by centrifugation at 1610xg for 10 min and stored in several aliquots at −80° C until assayed. A second blood sample from each patient was obtained and sent to the Virology Laboratory of Refik Saydam Hygiene Central Institute, Ankara, Turkey, for serologic and virologic analyses to confirm the diagnosis of CCHF. The definitive diagnosis of CCHF infection was based on typical clinical and epidemiological findings and the detection of CCHF virus-specific IgM by enzyme-linked immunosorbent assay (ELISA) or of genomic segments of the CCHF virus by reverse-transcription polymerase chain reaction (RT-PCR). All CCHF patients were classified into two groups in terms of disease severity (severe, non-severe), according to the predictive factors for fatal outcome criteria reported by Swanepoel and co-workers.<a class="elsevierStyleCrossRef" href="#bib15">15</a></p></span><span id="cesec50" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="cestitle100">Chemicals</span><p id="para110" class="elsevierStylePara elsevierViewall">Adenosine and hypoxanthine were supplied by Sigma-Aldrich (Steinheim, Germany). All other chemicals used were obtained from Merck Darmstadt (Germany) and were of analytical grade.</p></span><span id="cesec60" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="cestitle110">Measurement of enzyme activities</span><p id="para120" class="elsevierStylePara elsevierViewall">ADA activity was estimated by the sensitive colorimetric method described by Giusti, and XO activity was determined by the method of Worthington.<a class="elsevierStyleCrossRefs" href="#bib27">27,28</a> The assay results are expressed as specific activity (units per milligram of protein).</p></span><span id="cesec70" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="cestitle120">Statistical analysis</span><p id="para130" class="elsevierStylePara elsevierViewall">Parametric data are expressed as the mean ± standard deviation and categorical data as percentages. The Statistical Package for the Social Sciences (SPSS) version 14 for Windows (SPSS Inc., Chicago, IL, USA) was used for the statistical analysis. Parametric data were evaluated by the independent sample t-test and categorical data by the chi-squared test. A p value ≤0.05 was considered as significant.</p></span></span><span id="cesec80" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="cestitle130">RESULTS</span><p id="para140" class="elsevierStylePara elsevierViewall">Thirty patients with CCHF and 35 control subjects were recruited for the study. Of the CCHF patients, 14 (47%) were male and 16 (53%) female, and the mean age was 42.6±21 years. In the control group, twenty (57%) individuals were male and 15 (43%) were female, with a mean age of 42.9±19.1 years. There were no significant differences in the age or sex ratio between patients with CCHF and controls (p>0.05).</p><p id="para150" class="elsevierStylePara elsevierViewall">All of the CCHF patients presented positive IgM and/or RT-PCR results for CCHF virus in the blood samples. Five (17%) of 30 patients had CCHFV-specific IgM antibodies, 6/30 (20%) had a positive RT-PCR test for CCHFV, and 19/30 (63%) were positive in both tests during the acute and/or convalescent phase of the disease. According to the severity score, 11 (37%) CCHF patients were classified as “severe”, whereas the remaining 19 (63%) patients were classified as “non-severe”. Only one patient with CCHF died during the hospitalization period. <a class="elsevierStyleCrossRef" href="#t1-cln_65p697">Table 1</a> shows the demographic, clinical and laboratory data for the patients and controls.</p><elsevierMultimedia ident="t1-cln_65p697"></elsevierMultimedia><p id="para160" class="elsevierStylePara elsevierViewall">Serum ADA and XO levels in patients with CCHF were significantly higher than were those determined for the control group (p<0.05), as shown in <a class="elsevierStyleCrossRef" href="#t2-cln_65p697">Table 2</a>. We found no significant difference in the serum ADA or XO level between severe and non-severe patients. Furthermore, no relationship was detected between XO and ALT levels in patients with CCHF (p>0.05).</p><elsevierMultimedia ident="t2-cln_65p697"></elsevierMultimedia></span><span id="cesec90" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="cestitle140">DISCUSSION</span><p id="para170" class="elsevierStylePara elsevierViewall">Patients infected with CCHFV were first reported in Turkey in 2002.<a class="elsevierStyleCrossRef" href="#bib4">4</a> Since 2002, CCHF outbreaks have been reported in rural areas of Turkey every year, especially in the spring and summer. To date, nearly 1800 confirmed CCHF cases have been reported in Turkey.<a class="elsevierStyleCrossRef" href="#bib29">29</a> Although the reported mortality rate for CCHF is 3–30%,<a class="elsevierStyleCrossRefs" href="#bib1">1,2</a> the fatality rate in Turkey is 5%.<a class="elsevierStyleCrossRef" href="#bib29">29</a> Midilli et al. reported that all strains clustered within the same group with the Europe/Turkey isolates, despite their origins in eight different geographic areas of Turkey.<a class="elsevierStyleCrossRef" href="#bib30">30</a> It is not clear why those similar virus strains cause an asymptomatic clinical course in some patients but have a fatal outcome in others.</p><p id="para180" class="elsevierStylePara elsevierViewall">ADA deficiency is the major metabolic cause of severe combined immunodeficiency disease.<a class="elsevierStyleCrossRefs" href="#bib31">31,32</a> ADA is important for the development of the immune system in humans. It seems to be associated with the differentiation of epithelial cells and monocytes and with neurotransmission.<a class="elsevierStyleCrossRef" href="#bib33">33</a> Monocyte/macrophage activation by intracellular infection and inflammatory diseases leads to the release of ADA and elevated levels in the serum.<a class="elsevierStyleCrossRef" href="#bib34">34</a> Monocyte involvement in CCHF has been well described.<a class="elsevierStyleCrossRef" href="#bib19">19</a> However, no studies have reported the ADA/XO levels in patients with CCHF.</p><p id="para190" class="elsevierStylePara elsevierViewall">Increased serum ADA has been reported in infectious diseases such as viral and bacterial pneumonia, HIV infection, extra-pulmonary and pulmonary tuberculosis, visceral leishmaniasis, and mononucleosis.<a class="elsevierStyleCrossRefs" href="#bib21">21,22,25</a></p><p id="para200" class="elsevierStylePara elsevierViewall">XO is another intracellular enzyme that plays a role in nucleotide metabolism. Vorbach and co-workers<a class="elsevierStyleCrossRef" href="#bib35">35</a> suggest that xanthine oxidoreductase (XOR) is central to the development and function of innate immunity. In purine catabolism, XOR catalyzes the oxidative hydroxylation of hypoxanthine to xanthine and subsequently of xanthine to uric acid. In this reaction, reactive oxygen species (ROS) such as superoxide anions (O<span class="elsevierStyleSup">2–</span>), hydroxyl radicals (OH<span class="elsevierStyleSup">−</span>) and hydrogen peroxide (H<span class="elsevierStyleInf">2</span>O<span class="elsevierStyleInf">2</span>) are produced. ROS may contribute to tissue damage in some viral infections such as influenza.<a class="elsevierStyleCrossRef" href="#bib9">9</a> XOR exists in two forms: xanthine dehydrogenase (XD; EC 1.1.1.204) and xanthine oxidase (XO; EC 1.1.3.22). In the normal physiological state, the XO activity in many tissues is very low, but it has been shown to increase dramatically following viral infection.<a class="elsevierStyleCrossRef" href="#bib26">26</a></p><p id="para210" class="elsevierStylePara elsevierViewall">There have been numerous recent studies on CCHF. These studies have focused on clinical and laboratory features or genetic characteristics.<a class="elsevierStyleCrossRefs" href="#bib30">30,36–38</a> However, there are no reports concerning serum ADA and XO levels in CCHF patients.</p><p id="para220" class="elsevierStylePara elsevierViewall">In the present study, we investigated serum ADA and serum XO activity in CCHF patients and controls. Serum ADA and XO levels in patients with CCHF were significantly higher than were those determined for the control group (p<0.05), whereas no significant association was observed between the serum ADA or XO level and the severity of disease in CCHF patients (p>0.05).</p><p id="para230" class="elsevierStylePara elsevierViewall">An increased serum level of ADA has been reported in infectious diseases such as HIV infection, tuberculosis, and visceral leishmaniasis.<a class="elsevierStyleCrossRefs" href="#bib22">22,25,39</a> However, the present study is the first to describe increased serum ADA and XO in CCHF patients.</p><p id="para240" class="elsevierStylePara elsevierViewall">Chittiprol and co-workers found high levels of plasma ADA in HIV-infected patients compared with controls, and this high level of ADA was associated with lymphocyte and monocyte infection by HIV. A similar mechanism of infection may occur in CCHF patients because monocytes can be infected by CCHFV.<a class="elsevierStyleCrossRef" href="#bib22">22</a></p><p id="para250" class="elsevierStylePara elsevierViewall">Whereas XO causes tissue damage by producing ROS, it can also protect against some infections by causing the production of uric acid and superoxide radicals.<a class="elsevierStyleCrossRefs" href="#bib33">33,35</a> ROS generated by xanthine oxidase, such as superoxide anion radicals (O<span class="elsevierStyleSup">2–</span>) and hydrogen peroxide (H<span class="elsevierStyleInf">2</span>O<span class="elsevierStyleInf">2</span>), may contribute to the tissue damage. The overproduction of these highly reactive oxygen metabolites can initiate lethal radical chain reactions involving the oxidation and damage of structures that are crucial for cellular integrity and survival.</p><p id="para260" class="elsevierStylePara elsevierViewall">XOR is highly expressed in the liver for purine catabolism. Stirpe and co-workers reported that the level of total XOR was significantly higher in liver with virus-related cirrhosis but not in virus-negative cirrhosis, as compared to the controls.<a class="elsevierStyleCrossRefs" href="#bib35">35,40,41</a> The level of XOR was increased in cirrhotic liver, in association with viral infection. This increase correlated with ALT, suggesting a relationship between XOR activity and the extent of liver injury caused by viral replication. The extent of oxidase activity seems to be correlated with tissue damage and consequent liver impairment. However, in our study, the XO level was highest in the patient group, and no relationship was observed between XO and ALT levels.</p><p id="para270" class="elsevierStylePara elsevierViewall">Tumor necrosis factor (TNF)-α and IL-6 are increased in CCHF infection.<a class="elsevierStyleCrossRefs" href="#bib42">42,43</a> The inflammatory reaction results in the expression of various cytokines, and XOR is stimulated by interferon (IFN)-γ, IFN-α, TNF-α, interleukin (IL)-1 and IL-3; some of these factors also initiate the conversion from the XD to the XO form.<a class="elsevierStyleCrossRef" href="#bib35">35</a> Increased TNF-α or liver cell damage in CCHF patients may contribute to the increased XO level. However, this study was not designed to investigate the cause of the elevated ADA and XO levels in CCHF patients. Therefore, larger-scale studies are needed to explain this phenomenon.</p><p id="para280" class="elsevierStylePara elsevierViewall">We hypothesize that the elevated serum XO activity in patients with CCHF is related to the free radicals generated by the xanthine/XO system. In addition, elevated lipid peroxidation may contribute to cell damage and hemorrhage. Therefore, serum ADA/XO activity, a relatively simple laboratory test parameter, particularly in the absence or in the event of delays in molecular procedures such as PCR and CCHF IgM detection, could supplement the laboratory approach for CCHF diagnosis and could be used to take preventive measures.</p><p id="para290" class="elsevierStylePara elsevierViewall">In conclusion, we showed that ADA and XO levels were increased in patients with CCHF. However, we found no significant association between the serum ADA or XO level and the severity of disease in CCHF patients.</p></span></span>" "textoCompletoSecciones" => array:1 [ "secciones" => array:6 [ 0 => array:2 [ "identificador" => "xpalclavsec1581262" "titulo" => "KEYWORDS" ] 1 => array:2 [ "identificador" => "cesec10" "titulo" => "INTRODUCTION" ] 2 => array:3 [ "identificador" => "cesec20" "titulo" => "MATERIALS AND METHODS" "secciones" => array:5 [ 0 => array:2 [ "identificador" => "cesec30" "titulo" => "Study population" ] 1 => array:2 [ "identificador" => "cesec40" "titulo" => "Blood collection" ] 2 => array:2 [ "identificador" => "cesec50" "titulo" => "Chemicals" ] 3 => array:2 [ "identificador" => "cesec60" "titulo" => "Measurement of enzyme activities" ] 4 => array:2 [ "identificador" => "cesec70" "titulo" => "Statistical analysis" ] ] ] 3 => array:2 [ "identificador" => "cesec80" "titulo" => "RESULTS" ] 4 => array:2 [ "identificador" => "cesec90" "titulo" => "DISCUSSION" ] 5 => array:1 [ "titulo" => "REFERENCES" ] ] ] "pdfFichero" => "main.pdf" "tienePdf" => true "fechaRecibido" => "2010-03-20" "fechaAceptado" => "2010-04-28" "PalabrasClave" => array:1 [ "en" => array:1 [ 0 => array:4 [ "clase" => "keyword" "titulo" => "KEYWORDS" "identificador" => "xpalclavsec1581262" "palabras" => array:5 [ 0 => "Crimean–Congo hemorrhagic fever" 1 => "Adenosine deaminase" 2 => "Xanthine oxidase" 3 => "intracellular enzyme" 4 => "Nairovirus" ] ] ] ] "tieneResumen" => true "resumen" => array:1 [ "en" => array:2 [ "resumen" => "<span id="ceabs10" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="cestitle10">OBJECTIVE:</span><p id="spara40" class="elsevierStyleSimplePara elsevierViewall">Crimean–Congo hemorrhagic fever is an acute viral hemorrhagic fever with a high mortality rate. Despite increasing knowledge about hemorrhagic fever viruses, little is known about the pathogenesis of Crimean–Congo hemorrhagic fever. In this study, we measured serum adenosine deaminase and xanthine oxidase levels in Crimean–Congo hemorrhagic fever patients.</p></span> <span id="ceabs20" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="cestitle20">METHODS:</span><p id="spara50" class="elsevierStyleSimplePara elsevierViewall">Serum adenosine deaminase levels were measured with a sensitive colorimetric method described by Giusti and xanthine oxidase levels by the method of Worthington in 30 consecutive hospitalized patients (mean age 42.6 ± 21.0). Laboratory tests confirmed their diagnoses of Crimean–Congo hemorrhagic fever. Thirty-five subjects (mean age 42.9 ± 19.1) served as the control group.</p></span> <span id="ceabs30" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="cestitle30">RESULTS:</span><p id="spara60" class="elsevierStyleSimplePara elsevierViewall">There was a significant difference in adenosine deaminase and xanthine oxidase levels between cases and controls (p<0.05). However, neither adenosine deaminase nor xanthine oxidase levels varied with the severity of disease in the cases assessed (p>0.05).</p></span> <span id="ceabs40" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="cestitle40">CONCLUSION:</span><p id="spara70" class="elsevierStyleSimplePara elsevierViewall">Adenosine deaminase and xanthine oxidase levels were increased in patients with Crimean–Congo hemorrhagic fever. Elevated serum xanthine oxidase activity in patients with Crimean–Congo hemorrhagic fever may be associated with reactive oxygen species generated by the xanthine/xanthine oxidase system during inflammatory responses. In addition, elevated lipid peroxidation may contribute to cell damage and hemorrhage. The association of cell damage and hemorrhage with xanthine oxidase activity should be further investigated in large-scale studies.</p></span>" "secciones" => array:4 [ 0 => array:2 [ "identificador" => "ceabs10" "titulo" => "OBJECTIVE:" ] 1 => array:2 [ "identificador" => "ceabs20" "titulo" => "METHODS:" ] 2 => array:2 [ "identificador" => "ceabs30" "titulo" => "RESULTS:" ] 3 => array:2 [ "identificador" => "ceabs40" "titulo" => "CONCLUSION:" ] ] ] ] "multimedia" => array:2 [ 0 => array:7 [ "identificador" => "t1-cln_65p697" "etiqueta" => "Table 1" "tipo" => "MULTIMEDIATABLA" "mostrarFloat" => true "mostrarDisplay" => false "tabla" => array:2 [ "tablatextoimagen" => array:1 [ 0 => array:1 [ "tabla" => array:1 [ 0 => """ <table border="0" frame="\n \t\t\t\t\tvoid\n \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="center" valign="top" scope="col"> \t\t\t\t\t\t\n \t\t\t\t\t\t</th><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="center" valign="top" scope="col">CCHF (n=30) \t\t\t\t\t\t\n \t\t\t\t\t\t</th><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="center" valign="top" scope="col">Control Group (n=35) \t\t\t\t\t\t\n \t\t\t\t\t\t</th><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="center" valign="top" scope="col">P value \t\t\t\t\t\t\n \t\t\t\t\t\t</th></tr></thead><tbody title="tbody"><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleBold">Mean age</span> (year) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">42.6 ± 21.0 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">42.9 ± 19.1 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">NS \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleBold">Sex</span> (female/male) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">16/14 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">15/20 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">NS \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleBold">FINDINGS</span> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"><span class="elsevierStyleBold">n (%)</span> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleBold">Most common symptoms</span> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span> Myalgia \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">18 (60) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span> Fever \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">26 (86.7) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleBold">Physical finding</span> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span> Fever<a class="elsevierStyleCrossRef" href="#tfn1-cln_65p697">a</a> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">26 (86.7) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span> Conjunctival hyperemia \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">6 (20) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span> Maculopapular rash \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">7 (23) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span> Petechia/ecchymosis \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">6 (20) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span> Bleeding<a class="elsevierStyleCrossRef" href="#tfn4-cln_65p697">*</a> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">7 (23) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleBold">Laboratory findings</span> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span> Thrombocytopenia<a class="elsevierStyleCrossRef" href="#tfn2-cln_65p697"><span class="elsevierStyleBold">b</span></a> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">29 (96.7) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span> Leukopenia<a class="elsevierStyleCrossRef" href="#tfn3-cln_65p697"><span class="elsevierStyleBold">c</span></a> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">27 (90) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span> Elevated AST \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">21 (70) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span> Elevated ALT \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">16 (53.3) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleBold">Risk factors for CCHF</span> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span> History of tick bite \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">19 (63) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleHsp" style=""></span> History of tick removal from animal \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">5 (17) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top"> \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top" style="border-bottom: 2px solid black"><span class="elsevierStyleHsp" style=""></span> No tick exposure \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top" style="border-bottom: 2px solid black">6 (20) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top" style="border-bottom: 2px solid black"> \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top" style="border-bottom: 2px solid black"> \t\t\t\t\t\t\n \t\t\t\t</td></tr></tbody></table> """ ] ] ] "notaPie" => array:4 [ 0 => array:3 [ "identificador" => "tfn1-cln_65p697" "etiqueta" => "<span class="elsevierStyleBold"><span class="elsevierStyleSup">a</span></span>" "nota" => "<p class="elsevierStyleNotepara" id="cenpara10">Armpit, ≥38°C;</p>" ] 1 => array:3 [ "identificador" => "tfn2-cln_65p697" "etiqueta" => "<span class="elsevierStyleBold"><span class="elsevierStyleSup">b</span></span>" "nota" => "<p class="elsevierStyleNotepara" id="cenpara20">thrombocytopenia, platelet count <150x10<span class="elsevierStyleSup">9</span>;</p>" ] 2 => array:3 [ "identificador" => "tfn3-cln_65p697" "etiqueta" => "<span class="elsevierStyleBold"><span class="elsevierStyleSup">c</span></span>" "nota" => "<p class="elsevierStyleNotepara" id="cenpara30">leukopenia, leukocyte count <4x10<span class="elsevierStyleSup">3</span>. <span class="elsevierStyleBold">NS</span>, non-significant; <span class="elsevierStyleBold">AST</span>, aspartate aminotransferase; <span class="elsevierStyleBold">ALT</span>, alanine aminotransferase; <span class="elsevierStyleBold">CCHF</span>, Crimean–Congo hemorrhagic fever.</p>" ] 3 => array:3 [ "identificador" => "tfn4-cln_65p697" "etiqueta" => "*" "nota" => "<p class="elsevierStyleNotepara" id="cenpara40">Epistaxis, hemoptysis, melena or hematemesis.</p>" ] ] ] "descripcion" => array:1 [ "en" => "<p id="spara10" class="elsevierStyleSimplePara elsevierViewall">Demographic, clinical and laboratory data for patients with Crimean–Congo hemorrhagic fever and the control group.</p>" ] ] 1 => array:7 [ "identificador" => "t2-cln_65p697" "etiqueta" => "Table 2" "tipo" => "MULTIMEDIATABLA" "mostrarFloat" => true "mostrarDisplay" => false "tabla" => array:2 [ "leyenda" => "<p id="spara30" class="elsevierStyleSimplePara elsevierViewall">Data are expressed as the mean ±standard deviation. <span class="elsevierStyleBold">CCHF</span>, Crimean–Congo hemorrhagic fever; <span class="elsevierStyleBold">ADA</span>, adenosine deaminase; <span class="elsevierStyleBold">XO</span>, xanthine oxidase.</p>" "tablatextoimagen" => array:1 [ 0 => array:1 [ "tabla" => array:1 [ 0 => """ <table border="0" frame="\n \t\t\t\t\tvoid\n \t\t\t\t" class=""><thead title="thead"><tr title="table-row"><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="center" valign="top" scope="col"> \t\t\t\t\t\t\n \t\t\t\t\t\t</th><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="center" valign="top" scope="col"><span class="elsevierStyleBold">CCHF (n=30)</span> \t\t\t\t\t\t\n \t\t\t\t\t\t</th><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="center" valign="top" scope="col"><span class="elsevierStyleBold">Control Group (n=35)</span> \t\t\t\t\t\t\n \t\t\t\t\t\t</th><th class="td" title="\n \t\t\t\t\ttable-head\n \t\t\t\t " align="center" valign="top" scope="col"><span class="elsevierStyleBold">p value</span> \t\t\t\t\t\t\n \t\t\t\t\t\t</th></tr></thead><tbody title="tbody"><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top"><span class="elsevierStyleBold">ADA specific activity</span> (U/mg protein) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">1.16 ± 0,47 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">0.27 ± 0,06 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top">0.000 \t\t\t\t\t\t\n \t\t\t\t</td></tr><tr title="table-row"><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="left" valign="top" style="border-bottom: 2px solid black"><span class="elsevierStyleBold">XO specific activity</span> (U/mg protein) \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top" style="border-bottom: 2px solid black">2.23 ± 1,18 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top" style="border-bottom: 2px solid black">0.23 ± 0,19 \t\t\t\t\t\t\n \t\t\t\t</td><td class="td" title="\n \t\t\t\t\ttable-entry\n \t\t\t\t " align="center" valign="top" style="border-bottom: 2px solid black">0.000 \t\t\t\t\t\t\n \t\t\t\t</td></tr></tbody></table> """ ] ] ] ] "descripcion" => array:1 [ "en" => "<p id="spara20" class="elsevierStyleSimplePara elsevierViewall">Serum ADA and XO levels in CCHF patients and controls.</p>" ] ] ] "bibliografia" => array:2 [ "titulo" => "REFERENCES" "seccion" => array:1 [ 0 => array:2 [ "identificador" => "cebibsec10" "bibliografiaReferencia" => array:43 [ 0 => array:3 [ "identificador" => "bib1" "etiqueta" => "1" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Crimean-Congo Hemorrhagic fever" "autores" => array:1 [ 0 => array:2 [ "etal" => false "autores" => array:4 [ 0 => """ DM Watts \n \t\t\t\t\t\t\t\t """ 1 => """ TG Ksiasek \n \t\t\t\t\t\t\t\t """ 2 => """ KJ Linthicum \n \t\t\t\t\t\t\t\t """ 3 => """ H Hoogstraal \n \t\t\t\t\t\t\t\t """ ] ] ] ] ] "host" => array:1 [ 0 => array:1 [ "LibroEditado" => array:6 [ "editores" => "TPMonath" "titulo" => "The arboviruses: epidemiology and ecology" "paginaInicial" => "177" "paginaFinal" => "260" "serieVolumen" => "2" "serieFecha" => "1988" ] ] ] ] ] ] 1 => array:3 [ "identificador" => "bib2" "etiqueta" => "2" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "The characteristics of Crimean-Congo Hemorrhagic Fever in a recent outbreak in Turkey and the impact of oral ribavirin therapy" "autores" => array:1 [ 0 => array:2 [ "etal" => false "autores" => array:6 [ 0 => """ O Ergönül \n \t\t\t\t\t\t\t\t """ 1 => """ A Çelikbaş \n \t\t\t\t\t\t\t\t """ 2 => """ B Dokuzoguz \n \t\t\t\t\t\t\t\t """ 3 => """ S Eren \n \t\t\t\t\t\t\t\t """ 4 => """ N Baykam \n \t\t\t\t\t\t\t\t """ 5 => """ H Esener \n \t\t\t\t\t\t\t\t """ ] ] ] ] ] "host" => array:1 [ 0 => array:2 [ "doi" => "10.1086/422000" "Revista" => array:6 [ "tituloSerie" => "Clin Infect Dis" "fecha" => "2004" "volumen" => "39" "paginaInicial" => "284" "paginaFinal" => "287" "link" => array:1 [ 0 => array:2 [ "url" => "https://www.ncbi.nlm.nih.gov/pubmed/15307042" "web" => "Medline" ] ] ] ] ] ] ] ] 2 => array:3 [ "identificador" => "bib3" "etiqueta" => "3" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Crimean-Congo haemorrhagic fever" "autores" => array:1 [ 0 => array:2 [ "etal" => false "autores" => array:1 [ 0 => """ O Ergönül \n \t\t\t\t\t\t\t\t """ ] ] ] ] ] "host" => array:1 [ 0 => array:2 [ "doi" => "10.1016/S1473-3099(06)70435-2" "Revista" => array:6 [ "tituloSerie" => "Lancet Infect Dis" "fecha" => "2006" "volumen" => "6" "paginaInicial" => "203" "paginaFinal" => "214" "link" => array:1 [ 0 => array:2 [ "url" => "https://www.ncbi.nlm.nih.gov/pubmed/16554245" "web" => "Medline" ] ] ] ] ] ] ] ] 3 => array:3 [ "identificador" => "bib4" "etiqueta" => "4" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Crimean-Congo hemorrhagic fever in Turkey" "autores" => array:1 [ 0 => array:2 [ "etal" => true "autores" => array:6 [ 0 => """ SS Karti \n \t\t\t\t\t\t\t\t """ 1 => """ Z Odabaşı \n \t\t\t\t\t\t\t\t """ 2 => """ V Korten \n \t\t\t\t\t\t\t\t """ 3 => """ M Yılmaz \n \t\t\t\t\t\t\t\t """ 4 => """ M Sönmez \n \t\t\t\t\t\t\t\t """ 5 => """ R Caylan \n \t\t\t\t\t\t\t\t """ ] ] ] ] ] "host" => array:1 [ 0 => array:2 [ "doi" => "10.3201/eid1008.030928" "Revista" => array:6 [ "tituloSerie" => "Emerg Infect Dis" "fecha" => "2004" "volumen" => "10" "paginaInicial" => "1379" "paginaFinal" => "1384" "link" => array:1 [ 0 => array:2 [ "url" => "https://www.ncbi.nlm.nih.gov/pubmed/15496237" "web" => "Medline" ] ] ] ] ] ] ] ] 4 => array:3 [ "identificador" => "bib5" "etiqueta" => "5" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Crimean-Congo haemorrhagic fever outbreak in Middle Anatolia: a multicentre study of clinical features and outcome measures" "autores" => array:1 [ 0 => array:2 [ "etal" => false "autores" => array:6 [ 0 => """ M Bakır \n \t\t\t\t\t\t\t\t """ 1 => """ M Ugurlu \n \t\t\t\t\t\t\t\t """ 2 => """ B Dokuzoguz \n \t\t\t\t\t\t\t\t """ 3 => """ H Bodur \n \t\t\t\t\t\t\t\t """ 4 => """ MA Tasyaran \n \t\t\t\t\t\t\t\t """ 5 => """ H Vahaboglu \n \t\t\t\t\t\t\t\t """ ] ] ] ] ] "host" => array:1 [ 0 => array:2 [ "doi" => "10.1099/jmm.0.45865-0" "Revista" => array:6 [ "tituloSerie" => "J Med Microbiol" "fecha" => "2005" "volumen" => "54" "paginaInicial" => "385" "paginaFinal" => "389" "link" => array:1 [ 0 => array:2 [ "url" => "https://www.ncbi.nlm.nih.gov/pubmed/15770025" "web" => "Medline" ] ] ] ] ] ] ] ] 5 => array:3 [ "identificador" => "bib6" "etiqueta" => "6" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Crimean-Congo hemorrhagic fever: Prevention and control limitations in a resource poor country" "autores" => array:1 [ 0 => array:2 [ "etal" => false "autores" => array:3 [ 0 => """ RA Smego \n \t\t\t\t\t\t\t\t """ 1 => """ AR Sarwari \n \t\t\t\t\t\t\t\t """ 2 => """ AR Siddiqui \n \t\t\t\t\t\t\t\t """ ] ] ] ] ] "host" => array:1 [ 0 => array:2 [ "doi" => "10.1086/421093" "Revista" => array:6 [ "tituloSerie" => "Clin Infect Dis" "fecha" => "2004" "volumen" => "38" "paginaInicial" => "1731" "paginaFinal" => "1735" "link" => array:1 [ 0 => array:2 [ "url" => "https://www.ncbi.nlm.nih.gov/pubmed/15227619" "web" => "Medline" ] ] ] ] ] ] ] ] 6 => array:3 [ "identificador" => "bib7" "etiqueta" => "7" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "The efficacy of oral ribavirin in the treatment of crimean-congo hemorrhagic fever in Iran" "autores" => array:1 [ 0 => array:2 [ "etal" => false "autores" => array:4 [ 0 => """ M Mardani \n \t\t\t\t\t\t\t\t """ 1 => """ MK Jahromi \n \t\t\t\t\t\t\t\t """ 2 => """ KH Naieni \n \t\t\t\t\t\t\t\t """ 3 => """ M Zeinali \n \t\t\t\t\t\t\t\t """ ] ] ] ] ] "host" => array:1 [ 0 => array:2 [ "doi" => "10.1086/375058" "Revista" => array:6 [ "tituloSerie" => "Clin Infect Dis" "fecha" => "2003" "volumen" => "36" "paginaInicial" => "1613" "paginaFinal" => "1618" "link" => array:1 [ 0 => array:2 [ "url" => "https://www.ncbi.nlm.nih.gov/pubmed/12802764" "web" => "Medline" ] ] ] ] ] ] ] ] 7 => array:3 [ "identificador" => "bib8" "etiqueta" => "8" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Human Crimean-Congo hemorrhagic fever, Senegal" "autores" => array:1 [ 0 => array:2 [ "etal" => false "autores" => array:4 [ 0 => """ P Nabeth \n \t\t\t\t\t\t\t\t """ 1 => """ M Thior \n \t\t\t\t\t\t\t\t """ 2 => """ O Faye \n \t\t\t\t\t\t\t\t """ 3 => """ F Simon \n \t\t\t\t\t\t\t\t """ ] ] ] ] ] "host" => array:1 [ 0 => array:2 [ "doi" => "10.3201/eid1010.040586" "Revista" => array:6 [ "tituloSerie" => "Emerg Infect Dis" "fecha" => "2004" "volumen" => "10" "paginaInicial" => "1881" "paginaFinal" => "1882" "link" => array:1 [ 0 => array:2 [ "url" => "https://www.ncbi.nlm.nih.gov/pubmed/15565746" "web" => "Medline" ] ] ] ] ] ] ] ] 8 => array:3 [ "identificador" => "bib9" "etiqueta" => "9" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Crimean Congo hemorrhagic fever in Albania, 2001" "autores" => array:1 [ 0 => array:2 [ "etal" => true "autores" => array:6 [ 0 => """ A Papa \n \t\t\t\t\t\t\t\t """ 1 => """ S Bino \n \t\t\t\t\t\t\t\t """ 2 => """ A Llagami \n \t\t\t\t\t\t\t\t """ 3 => """ B Brahimaj \n \t\t\t\t\t\t\t\t """ 4 => """ E Papadimitriou \n \t\t\t\t\t\t\t\t """ 5 => """ V Pavlidou \n \t\t\t\t\t\t\t\t """ ] ] ] ] ] "host" => array:1 [ 0 => array:2 [ "doi" => "10.1007/s10096-002-0770-9" "Revista" => array:6 [ "tituloSerie" => "Eur J Clin Microbiol Infect Dis" "fecha" => "2002" "volumen" => "21" "paginaInicial" => "603" "paginaFinal" => "606" "link" => array:1 [ 0 => array:2 [ "url" => "https://www.ncbi.nlm.nih.gov/pubmed/12226691" "web" => "Medline" ] ] ] ] ] ] ] ] 9 => array:3 [ "identificador" => "bib10" "etiqueta" => "10" "referencia" => array:1 [ 0 => array:2 [ "contribucion" => array:1 [ 0 => array:2 [ "titulo" => "Genetic detection and isolation of Crimean-Congo hemorrhagic fever virus, Kosovo, Yugoslavia" "autores" => array:1 [ 0 => array:2 [ "etal" => false "autores" => array:6 [ 0 => """ A Papa \n \t\t\t\t\t\t\t\t """ 1 => """ B Bozovic \n \t\t\t\t\t\t\t\t """ 2 => """ V Pavlidou \n \t\t\t\t\t\t\t\t """ 3 => """ E Papadimitriou \n \t\t\t\t\t\t\t\t """ 4 => """ M Pelemis \n \t\t\t\t\t\t\t\t """ 5 => """ A Antoniadis \n \t\t\t\t\t\t\t\t """ ] ] ] ] ] "host" => array:1 [ 0 => array:2 [ "doi" => "10.3201/eid0808.010448" "Revista" => array:6 [ "tituloSerie" => "Emerg Infect Dis" "fecha" => "2002" "volumen" => "8" "paginaInicial" => "852" "paginaFinal" => "854" "link" => array:1 [ 0 => array:2 [ "url" => "https://www.ncbi.nlm.nih.gov/pubmed/12141973" "web" => "Medline" ] ] ] ] ] ] ] ] 10 => array:3 [ "identificador" => "bib11" "etiqueta" => 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Year/Month | Html | Total | |
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