Nasopharyngeal shedding of severe acute respiratory syndrome-associated coronavirus is associated with genetic polymorphisms
Identifieur interne : 000479 ( PascalFrancis/Corpus ); précédent : 000478; suivant : 000480Nasopharyngeal shedding of severe acute respiratory syndrome-associated coronavirus is associated with genetic polymorphisms
Auteurs : Wei-Ju Chen ; Jyh-Yuan Yang ; Jih-Hui Lin ; Cathy S. J. Fann ; Valeriy Osyetrov ; Chwan-Chuen King ; Yi-Ming Arthur Chen ; Hsiao-Ling Chang ; Hung-Wei Kuo ; FONG LIAO ; Mei-Shang HoSource :
- Clinical infectious diseases [ 1058-4838 ] ; 2006.
Descripteurs français
- Pascal (Inist)
English descriptors
Abstract
Background. A high initial or peak severe acute respiratory syndrome (SARS)-associated coronavirus (SARS-CoV) load in nasopharyngeal specimens was shown to be associated with a high mortality rate. Because all infected individuals were devoid of preeexisting protective immunity against SARS-CoV, the biological basis for the variable virus burdens in different patients remains elusive. Methods. The nationwide SARS database in Taiwan was analyzed, and genotyping of 281 single-nucleotide polymorphisms (SNPs) of 65 genes was performed for 94 patients with SARS, to identify SNPs for which distribution between patients with or without detectable nasopharyngeal shedding of SARS-CoV was biased. Results. Titers of SARS-CoV shed in nasopharyngeal specimens varied widely, ranging from nondetectable to 108 SARS-CoV RNA copies/mL, and they were correlated positively with a high mortality rate (P<.0001, by trend test) and with early death (i.e., death occurring within 2 weeks of the onset of illness) (P =.0015, by trend test). Virus shedding was found to be higher among male patients (P =.0014, by multivariate logistic regression) and among older patients (P =.015, by multivariate logistic regression). Detectable nasopharyngeal shedding of SARS-CoV was associated with polymorphic alleles of interleukins 18 (P =.014) and 1A (P =.031) and a member of NFκB complex (reticuloendotheliosis viral oncogene homolog B [RelB]) (P =.034), all of which are proinflammatory in nature, as well as the procoagulation molecule fibrinogen-like protein 2 (P =.008). Conclusion. The SARS-CoV load is a determinant of clinical outcomes of SARS, and it is associated with polymorphisms of genes involved in innate immunity, which might be regulated in an age- and sex-dependent manner. The findings of the present study provided leads to genes involved in the host response to SARS-CoV infection; if substantiated with functional studies, these findings may be applicable to other newly emerged respiratory viruses (e.g., the influenza pandemic strain).
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Format Inist (serveur)
NO : | PASCAL 06-0348647 INIST |
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ET : | Nasopharyngeal shedding of severe acute respiratory syndrome-associated coronavirus is associated with genetic polymorphisms |
AU : | CHEN (Wei-Ju); YANG (Jyh-Yuan); LIN (Jih-Hui); FANN (Cathy S. J.); OSYETROV (Valeriy); KING (Chwan-Chuen); CHEN (Yi-Ming Arthur); CHANG (Hsiao-Ling); KUO (Hung-Wei); FONG LIAO; HO (Mei-Shang) |
AF : | Institute of Biomedical Science, Academia Sinica, National Taiwan University/Taïwan (1 aut., 4 aut., 5 aut., 10 aut., 11 aut.); Center for Disease Control, National Taiwan University/Taïwan (2 aut., 3 aut., 8 aut., 9 aut.); Graduate Institute of Epidemiology, National Taiwan University/Taïwan (6 aut., 11 aut.); Institute of Public Health, National Yang-Ming University/Taipei/Taïwan (7 aut., 11 aut.) |
DT : | Publication en série; Niveau analytique |
SO : | Clinical infectious diseases; ISSN 1058-4838; Coden CIDIEL; Etats-Unis; Da. 2006; Vol. 42; No. 11; Pp. 1561-1569; Bibl. 46 ref. |
LA : | Anglais |
EA : | Background. A high initial or peak severe acute respiratory syndrome (SARS)-associated coronavirus (SARS-CoV) load in nasopharyngeal specimens was shown to be associated with a high mortality rate. Because all infected individuals were devoid of preeexisting protective immunity against SARS-CoV, the biological basis for the variable virus burdens in different patients remains elusive. Methods. The nationwide SARS database in Taiwan was analyzed, and genotyping of 281 single-nucleotide polymorphisms (SNPs) of 65 genes was performed for 94 patients with SARS, to identify SNPs for which distribution between patients with or without detectable nasopharyngeal shedding of SARS-CoV was biased. Results. Titers of SARS-CoV shed in nasopharyngeal specimens varied widely, ranging from nondetectable to 108 SARS-CoV RNA copies/mL, and they were correlated positively with a high mortality rate (P<.0001, by trend test) and with early death (i.e., death occurring within 2 weeks of the onset of illness) (P =.0015, by trend test). Virus shedding was found to be higher among male patients (P =.0014, by multivariate logistic regression) and among older patients (P =.015, by multivariate logistic regression). Detectable nasopharyngeal shedding of SARS-CoV was associated with polymorphic alleles of interleukins 18 (P =.014) and 1A (P =.031) and a member of NFκB complex (reticuloendotheliosis viral oncogene homolog B [RelB]) (P =.034), all of which are proinflammatory in nature, as well as the procoagulation molecule fibrinogen-like protein 2 (P =.008). Conclusion. The SARS-CoV load is a determinant of clinical outcomes of SARS, and it is associated with polymorphisms of genes involved in innate immunity, which might be regulated in an age- and sex-dependent manner. The findings of the present study provided leads to genes involved in the host response to SARS-CoV infection; if substantiated with functional studies, these findings may be applicable to other newly emerged respiratory viruses (e.g., the influenza pandemic strain). |
CC : | 002B05C02C |
FD : | Syndrome respiratoire aigu sévère; Nasopharynx; Polymorphisme; Coronavirus |
FG : | Virose; Infection; Coronaviridae; Nidovirales; Virus; Appareil respiratoire pathologie; Poumon pathologie |
ED : | Severe acute respiratory syndrome; Nasopharynx; Polymorphism; Coronavirus |
EG : | Viral disease; Infection; Coronaviridae; Nidovirales; Virus; Respiratory disease; Lung disease |
SD : | Síndrome respiratorio agudo severo; Nasofaringe; Polimorfismo; Coronavirus |
LO : | INIST-18407.354000142370600070 |
ID : | 06-0348647 |
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Pascal:06-0348647Le document en format XML
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<front><div type="abstract" xml:lang="en">Background. A high initial or peak severe acute respiratory syndrome (SARS)-associated coronavirus (SARS-CoV) load in nasopharyngeal specimens was shown to be associated with a high mortality rate. Because all infected individuals were devoid of preeexisting protective immunity against SARS-CoV, the biological basis for the variable virus burdens in different patients remains elusive. Methods. The nationwide SARS database in Taiwan was analyzed, and genotyping of 281 single-nucleotide polymorphisms (SNPs) of 65 genes was performed for 94 patients with SARS, to identify SNPs for which distribution between patients with or without detectable nasopharyngeal shedding of SARS-CoV was biased. Results. Titers of SARS-CoV shed in nasopharyngeal specimens varied widely, ranging from nondetectable to 10<sup>8</sup>
SARS-CoV RNA copies/mL, and they were correlated positively with a high mortality rate (P<.0001, by trend test) and with early death (i.e., death occurring within 2 weeks of the onset of illness) (P =.0015, by trend test). Virus shedding was found to be higher among male patients (P =.0014, by multivariate logistic regression) and among older patients (P =.015, by multivariate logistic regression). Detectable nasopharyngeal shedding of SARS-CoV was associated with polymorphic alleles of interleukins 18 (P =.014) and 1A (P =.031) and a member of NFκB complex (reticuloendotheliosis viral oncogene homolog B [RelB]) (P =.034), all of which are proinflammatory in nature, as well as the procoagulation molecule fibrinogen-like protein 2 (P =.008). Conclusion. The SARS-CoV load is a determinant of clinical outcomes of SARS, and it is associated with polymorphisms of genes involved in innate immunity, which might be regulated in an age- and sex-dependent manner. The findings of the present study provided leads to genes involved in the host response to SARS-CoV infection; if substantiated with functional studies, these findings may be applicable to other newly emerged respiratory viruses (e.g., the influenza pandemic strain).</div>
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<fC01 i1="01" l="ENG"><s0>Background. A high initial or peak severe acute respiratory syndrome (SARS)-associated coronavirus (SARS-CoV) load in nasopharyngeal specimens was shown to be associated with a high mortality rate. Because all infected individuals were devoid of preeexisting protective immunity against SARS-CoV, the biological basis for the variable virus burdens in different patients remains elusive. Methods. The nationwide SARS database in Taiwan was analyzed, and genotyping of 281 single-nucleotide polymorphisms (SNPs) of 65 genes was performed for 94 patients with SARS, to identify SNPs for which distribution between patients with or without detectable nasopharyngeal shedding of SARS-CoV was biased. Results. Titers of SARS-CoV shed in nasopharyngeal specimens varied widely, ranging from nondetectable to 10<sup>8</sup>
SARS-CoV RNA copies/mL, and they were correlated positively with a high mortality rate (P<.0001, by trend test) and with early death (i.e., death occurring within 2 weeks of the onset of illness) (P =.0015, by trend test). Virus shedding was found to be higher among male patients (P =.0014, by multivariate logistic regression) and among older patients (P =.015, by multivariate logistic regression). Detectable nasopharyngeal shedding of SARS-CoV was associated with polymorphic alleles of interleukins 18 (P =.014) and 1A (P =.031) and a member of NFκB complex (reticuloendotheliosis viral oncogene homolog B [RelB]) (P =.034), all of which are proinflammatory in nature, as well as the procoagulation molecule fibrinogen-like protein 2 (P =.008). Conclusion. The SARS-CoV load is a determinant of clinical outcomes of SARS, and it is associated with polymorphisms of genes involved in innate immunity, which might be regulated in an age- and sex-dependent manner. The findings of the present study provided leads to genes involved in the host response to SARS-CoV infection; if substantiated with functional studies, these findings may be applicable to other newly emerged respiratory viruses (e.g., the influenza pandemic strain).</s0>
</fC01>
<fC02 i1="01" i2="X"><s0>002B05C02C</s0>
</fC02>
<fC03 i1="01" i2="X" l="FRE"><s0>Syndrome respiratoire aigu sévère</s0>
<s2>NM</s2>
<s5>01</s5>
</fC03>
<fC03 i1="01" i2="X" l="ENG"><s0>Severe acute respiratory syndrome</s0>
<s2>NM</s2>
<s5>01</s5>
</fC03>
<fC03 i1="01" i2="X" l="SPA"><s0>Síndrome respiratorio agudo severo</s0>
<s2>NM</s2>
<s5>01</s5>
</fC03>
<fC03 i1="02" i2="X" l="FRE"><s0>Nasopharynx</s0>
<s5>07</s5>
</fC03>
<fC03 i1="02" i2="X" l="ENG"><s0>Nasopharynx</s0>
<s5>07</s5>
</fC03>
<fC03 i1="02" i2="X" l="SPA"><s0>Nasofaringe</s0>
<s5>07</s5>
</fC03>
<fC03 i1="03" i2="X" l="FRE"><s0>Polymorphisme</s0>
<s5>08</s5>
</fC03>
<fC03 i1="03" i2="X" l="ENG"><s0>Polymorphism</s0>
<s5>08</s5>
</fC03>
<fC03 i1="03" i2="X" l="SPA"><s0>Polimorfismo</s0>
<s5>08</s5>
</fC03>
<fC03 i1="04" i2="X" l="FRE"><s0>Coronavirus</s0>
<s2>NW</s2>
<s5>10</s5>
</fC03>
<fC03 i1="04" i2="X" l="ENG"><s0>Coronavirus</s0>
<s2>NW</s2>
<s5>10</s5>
</fC03>
<fC03 i1="04" i2="X" l="SPA"><s0>Coronavirus</s0>
<s2>NW</s2>
<s5>10</s5>
</fC03>
<fC07 i1="01" i2="X" l="FRE"><s0>Virose</s0>
</fC07>
<fC07 i1="01" i2="X" l="ENG"><s0>Viral disease</s0>
</fC07>
<fC07 i1="01" i2="X" l="SPA"><s0>Virosis</s0>
</fC07>
<fC07 i1="02" i2="X" l="FRE"><s0>Infection</s0>
</fC07>
<fC07 i1="02" i2="X" l="ENG"><s0>Infection</s0>
</fC07>
<fC07 i1="02" i2="X" l="SPA"><s0>Infección</s0>
</fC07>
<fC07 i1="03" i2="X" l="FRE"><s0>Coronaviridae</s0>
<s2>NW</s2>
</fC07>
<fC07 i1="03" i2="X" l="ENG"><s0>Coronaviridae</s0>
<s2>NW</s2>
</fC07>
<fC07 i1="03" i2="X" l="SPA"><s0>Coronaviridae</s0>
<s2>NW</s2>
</fC07>
<fC07 i1="04" i2="X" l="FRE"><s0>Nidovirales</s0>
<s2>NW</s2>
</fC07>
<fC07 i1="04" i2="X" l="ENG"><s0>Nidovirales</s0>
<s2>NW</s2>
</fC07>
<fC07 i1="04" i2="X" l="SPA"><s0>Nidovirales</s0>
<s2>NW</s2>
</fC07>
<fC07 i1="05" i2="X" l="FRE"><s0>Virus</s0>
<s2>NW</s2>
</fC07>
<fC07 i1="05" i2="X" l="ENG"><s0>Virus</s0>
<s2>NW</s2>
</fC07>
<fC07 i1="05" i2="X" l="SPA"><s0>Virus</s0>
<s2>NW</s2>
</fC07>
<fC07 i1="06" i2="X" l="FRE"><s0>Appareil respiratoire pathologie</s0>
<s5>37</s5>
</fC07>
<fC07 i1="06" i2="X" l="ENG"><s0>Respiratory disease</s0>
<s5>37</s5>
</fC07>
<fC07 i1="06" i2="X" l="SPA"><s0>Aparato respiratorio patología</s0>
<s5>37</s5>
</fC07>
<fC07 i1="07" i2="X" l="FRE"><s0>Poumon pathologie</s0>
<s5>38</s5>
</fC07>
<fC07 i1="07" i2="X" l="ENG"><s0>Lung disease</s0>
<s5>38</s5>
</fC07>
<fC07 i1="07" i2="X" l="SPA"><s0>Pulmón patología</s0>
<s5>38</s5>
</fC07>
<fN21><s1>227</s1>
</fN21>
<fN44 i1="01"><s1>OTO</s1>
</fN44>
<fN82><s1>OTO</s1>
</fN82>
</pA>
</standard>
<server><NO>PASCAL 06-0348647 INIST</NO>
<ET>Nasopharyngeal shedding of severe acute respiratory syndrome-associated coronavirus is associated with genetic polymorphisms</ET>
<AU>CHEN (Wei-Ju); YANG (Jyh-Yuan); LIN (Jih-Hui); FANN (Cathy S. J.); OSYETROV (Valeriy); KING (Chwan-Chuen); CHEN (Yi-Ming Arthur); CHANG (Hsiao-Ling); KUO (Hung-Wei); FONG LIAO; HO (Mei-Shang)</AU>
<AF>Institute of Biomedical Science, Academia Sinica, National Taiwan University/Taïwan (1 aut., 4 aut., 5 aut., 10 aut., 11 aut.); Center for Disease Control, National Taiwan University/Taïwan (2 aut., 3 aut., 8 aut., 9 aut.); Graduate Institute of Epidemiology, National Taiwan University/Taïwan (6 aut., 11 aut.); Institute of Public Health, National Yang-Ming University/Taipei/Taïwan (7 aut., 11 aut.)</AF>
<DT>Publication en série; Niveau analytique</DT>
<SO>Clinical infectious diseases; ISSN 1058-4838; Coden CIDIEL; Etats-Unis; Da. 2006; Vol. 42; No. 11; Pp. 1561-1569; Bibl. 46 ref.</SO>
<LA>Anglais</LA>
<EA>Background. A high initial or peak severe acute respiratory syndrome (SARS)-associated coronavirus (SARS-CoV) load in nasopharyngeal specimens was shown to be associated with a high mortality rate. Because all infected individuals were devoid of preeexisting protective immunity against SARS-CoV, the biological basis for the variable virus burdens in different patients remains elusive. Methods. The nationwide SARS database in Taiwan was analyzed, and genotyping of 281 single-nucleotide polymorphisms (SNPs) of 65 genes was performed for 94 patients with SARS, to identify SNPs for which distribution between patients with or without detectable nasopharyngeal shedding of SARS-CoV was biased. Results. Titers of SARS-CoV shed in nasopharyngeal specimens varied widely, ranging from nondetectable to 10<sup>8</sup>
SARS-CoV RNA copies/mL, and they were correlated positively with a high mortality rate (P<.0001, by trend test) and with early death (i.e., death occurring within 2 weeks of the onset of illness) (P =.0015, by trend test). Virus shedding was found to be higher among male patients (P =.0014, by multivariate logistic regression) and among older patients (P =.015, by multivariate logistic regression). Detectable nasopharyngeal shedding of SARS-CoV was associated with polymorphic alleles of interleukins 18 (P =.014) and 1A (P =.031) and a member of NFκB complex (reticuloendotheliosis viral oncogene homolog B [RelB]) (P =.034), all of which are proinflammatory in nature, as well as the procoagulation molecule fibrinogen-like protein 2 (P =.008). Conclusion. The SARS-CoV load is a determinant of clinical outcomes of SARS, and it is associated with polymorphisms of genes involved in innate immunity, which might be regulated in an age- and sex-dependent manner. The findings of the present study provided leads to genes involved in the host response to SARS-CoV infection; if substantiated with functional studies, these findings may be applicable to other newly emerged respiratory viruses (e.g., the influenza pandemic strain).</EA>
<CC>002B05C02C</CC>
<FD>Syndrome respiratoire aigu sévère; Nasopharynx; Polymorphisme; Coronavirus</FD>
<FG>Virose; Infection; Coronaviridae; Nidovirales; Virus; Appareil respiratoire pathologie; Poumon pathologie</FG>
<ED>Severe acute respiratory syndrome; Nasopharynx; Polymorphism; Coronavirus</ED>
<EG>Viral disease; Infection; Coronaviridae; Nidovirales; Virus; Respiratory disease; Lung disease</EG>
<SD>Síndrome respiratorio agudo severo; Nasofaringe; Polimorfismo; Coronavirus</SD>
<LO>INIST-18407.354000142370600070</LO>
<ID>06-0348647</ID>
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