{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,16]],"date-time":"2026-09-16T17:06:44Z","timestamp":1789578404425,"version":"build-2803163510"},"reference-count":37,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2026,2,13]],"date-time":"2026-02-13T00:00:00Z","timestamp":1770940800000},"content-version":"vor","delay-in-days":12,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,2,1]],"date-time":"2026-02-01T00:00:00Z","timestamp":1769904000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"funder":[{"DOI":"10.13039\/501100007510","name":"Oita University","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100007510","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Journal of Medical Virology"],"published-print":{"date-parts":[[2026,2]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Biliary atresia (BA) is a severe infantile hepatobiliary disorder of unknown etiology. Perinatal rotavirus (RV) infection has been implicated in animal models of BA; however, supporting human data remains limited. The study investigated the serological evidence of recent RV infection in infants with BA using RV\u2010specific immunoglobulin (Ig)\u2010A, a marker of primary infection unaffected by maternal antibodies.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Serum samples from 17 infants with BA and 30 age\u2010matched controls without gastrointestinal symptoms or prior RV vaccination were retrospectively analyzed. Anti\u2010RV\u2010IgA titers were measured by enzyme\u2010linked immunosorbent assay using purified WA\u2010strain virions. Cytomegalovirus (CMV)\u2010IgM and Epstein\u2010Barr virus (EBV)\u2010viral capsid antigen (VCA)\u2010IgM levels were assessed using commercial enzyme immunoassays.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      RV\u2010IgA was detected in 70.6% (12\/17) of the patients with BA versus 3.4% (1\/29) of the controls (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001). RV\u2010IgA titers were significantly higher in the BA group (median: interquartile range 2\n                      <jats:sup>8.0<\/jats:sup>\n                      :2\n                      <jats:sup>6.0<\/jats:sup>\n                      \u20132\n                      <jats:sup>10.0<\/jats:sup>\n                      ) than in the control group (2\n                      <jats:sup>3.5<\/jats:sup>\n                      :2\n                      <jats:sup>2.0<\/jats:sup>\n                      \u20132\n                      <jats:sup>4.8<\/jats:sup>\n                      ) (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.004). Among patients diagnosed with BA after 14 days of age, 84.6% (11\/13) were RV\u2010IgA\u2010positive. CMV\u2010IgM was detected in three patients in the BA group and one individual in the control group, while EBV\u2010VCA\u2010IgM was negative in BA patients and positive in two controls; neither difference was statistically significant.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>The study findings support the potential association between RV infection and BA pathogenesis. However, the lack of an epidemiological reduction in BA following the introduction of the RV vaccine warrants caution in other studies. Further prospective multicenter studies are required to elucidate the causal role of RV infection in BA development.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/jmv.70834","type":"journal-article","created":{"date-parts":[[2026,2,13]],"date-time":"2026-02-13T10:05:54Z","timestamp":1770977154000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Association of Rotavirus Infection With Biliary Atresia: A Retrospective Comparative Analysis of Virus\u2010Specific Antibodies"],"prefix":"10.1002","volume":"98","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3942-7098","authenticated-orcid":false,"given":"Yoshiki","family":"Kawamura","sequence":"first","affiliation":[{"name":"Department of Pediatrics Fujita health University School of Medicine Toyoake 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