{"id":112782,"date":"2026-07-12T14:30:45","date_gmt":"2026-07-12T09:00:45","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=112782"},"modified":"2026-07-12T17:38:42","modified_gmt":"2026-07-12T12:08:42","slug":"parrot-bornavirus-4-pabv-4","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/parrot-bornavirus-4-pabv-4\/","title":{"rendered":"Parrot bornavirus 4 (PaBV-4)"},"content":{"rendered":"<h2><b>Parrot bornavirus 4 (PaBV-4) Latest News<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">A team of scientists has, for the first time in India, identified and genetically characterised Parrot bornavirus 4 (PaBV-4) that often causes rapid death in captive psittacine birds.<\/span><\/p>\n<h2><b>About Parrot bornavirus 4 (PaBV-4)<\/b><\/h2>\n<ul>\n<li style=\"text-align: justify;\"><span style=\"font-weight: 400;\">It is an enveloped <\/span><b>single-strand RNA virus<\/b><span style=\"font-weight: 400;\"> that <\/span><b>infects parrots and other psittacine birds <\/b><span style=\"font-weight: 400;\">(such as macaws, cockatoos, parakeets, and conures).\u00a0<\/span><\/li>\n<li style=\"text-align: justify;\"><span style=\"font-weight: 400;\">It belongs to the genus Orthobornavirus in the family Bornaviridae.\u00a0<\/span><\/li>\n<li style=\"text-align: justify;\"><span style=\"font-weight: 400;\">PaBV-4 is one of several parrot bornavirus species and is among the most <\/span><b>commonly detected in captive parrots worldwide.\u00a0<\/b><\/li>\n<li style=\"text-align: justify;\"><span style=\"font-weight: 400;\">PaBV <\/span><b>causes proventricular dilatation disease (PDD)<\/b><span style=\"font-weight: 400;\">, a largely <\/span><b>fatal condition affecting birds&#8217; digestive and nervous systems.<\/b><span style=\"font-weight: 400;\">\u00a0\u00a0<\/span><\/li>\n<li style=\"text-align: justify;\"><b>Affected birds may exhibit:<\/b>\n<ul>\n<li style=\"text-align: justify;\"><b>Weight loss<\/b><span style=\"font-weight: 400;\"> despite a normal appetite.<\/span><\/li>\n<li style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Regurgitation or <\/span><b>vomiting<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Passage of<\/span><b> undigested seeds in droppings.<\/b><\/li>\n<li style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Enlargement (dilatation) of the proventriculus (the glandular stomach).<\/span><\/li>\n<li style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Neurological signs such as <\/span><b>tremors, loss of coordination<\/b><span style=\"font-weight: 400;\"> (ataxia), seizures, or paralysis.<\/span><\/li>\n<\/ul>\n<\/li>\n<li style=\"text-align: justify;\"><b>Transmission<\/b>\n<ul>\n<li style=\"text-align: justify;\"><span style=\"font-weight: 400;\">The virus is <\/span><b>believed <\/b><span style=\"font-weight: 400;\">to spread mainly through <\/span><b>contact with infected birds or their droppings and feather dust, <\/b><span style=\"font-weight: 400;\">although the exact routes of transmission are not yet fully understood.<\/span><\/li>\n<li style=\"text-align: justify;\"><b>Infected birds<\/b><span style=\"font-weight: 400;\"> may carry and <\/span><b>shed the virus without showing clinical signs,<\/b><span style=\"font-weight: 400;\"> facilitating its spread.<\/span><\/li>\n<\/ul>\n<\/li>\n<li style=\"text-align: justify;\"><b>Treatment and Prevention:<\/b>\n<ul>\n<li style=\"text-align: justify;\"><span style=\"font-weight: 400;\">There is currently <\/span><b>no specific antiviral treatment or vaccine <\/b><span style=\"font-weight: 400;\">for PaBV-4.<\/span><\/li>\n<li style=\"text-align: justify;\"><b>Management focuses on supportive care,<\/b><span style=\"font-weight: 400;\"> reducing inflammation, and maintaining nutrition.<\/span><\/li>\n<li style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Prevention relies on strict <\/span><b>biosecurity, quarantine of new bird<\/b><span style=\"font-weight: 400;\"><strong>s<\/strong>, routine health screening, and minimizing contact between infected and healthy birds.<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><b>News<\/b><span style=\"font-weight: 400;\">: <\/span><strong><a href=\"http:\/\/thehindu.com\/sci-tech\/energy-and-environment\/deadly-bird-virus-pabv-4-identified-for-first-time-in-india\/article71201191.ece#google_vignette\" target=\"_blank\" rel=\"nofollow noopener\">TH<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Parrot bornavirus 4 (PaBV-4) is an RNA virus that infects parrots and other psittacine birds, including macaws, cockatoos, and parakeets. Read more about Parrot bornavirus 4 (PaBV-4), Transmission, Treatment, News<\/p>\n","protected":false},"author":23,"featured_media":112808,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[8649,21,22,8577],"class_list":["post-112782","post","type-post","status-publish","format-standard","has-post-thumbnail","category-upsc-prelims-current-affairs","tag-parrot-bornavirus-4-pabv-4","tag-prelims-pointers","tag-upsc-current-affairs","tag-upsc-prelims-current-affairsprelims-pointers","no-featured-image-padding"],"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/112782","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=112782"}],"version-history":[{"count":4,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/112782\/revisions"}],"predecessor-version":[{"id":112809,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/112782\/revisions\/112809"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/112808"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=112782"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=112782"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=112782"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}