Virusul West Nile este o boal\u0103 transmis\u0103 de \u021b\u00e2n\u021bari care poate provoca simptome asem\u0103n\u0103toare gripei \u0219i, \u00een cazuri severe, boli neurologice precum meningita \u0219i encefalita. P\u0103s\u0103rile sunt adesea purt\u0103toare ale virusului, g\u0103zduindu-l p\u00e2n\u0103 c\u00e2nd acesta poate fi transmis altor animale sau oameni prin \u00een\u021bep\u0103turile de \u021b\u00e2n\u021bari.<\/p>\n\n
Cercet\u0103torii au descoperit c\u0103 anumite specii de p\u0103s\u0103ri, cum ar fi cardinalii, pot juca un rol crucial \u00een suprimarea r\u0103sp\u00e2ndirii virusului West Nile. Spre deosebire de mierlele, care sunt cunoscute ca fiind \u201esuper-r\u0103sp\u00e2nditori\u201d eficien\u021bi ai virusului, cardinalii au o constitu\u021bie fiziologic\u0103 unic\u0103 care \u00eei face purt\u0103tori mai pu\u021bin eficien\u021bi.<\/p>\n\n
Studiile au ar\u0103tat c\u0103 cardinalii au o \u00eenc\u0103rc\u0103tur\u0103 viral\u0103 mai mic\u0103 \u00een s\u00e2nge \u00een compara\u021bie cu mierlele. Aceasta \u00eenseamn\u0103 c\u0103, de\u0219i \u021b\u00e2n\u021barii se pot hr\u0103ni at\u00e2t cu cardinali, c\u00e2t \u0219i cu mierle, este mai pu\u021bin probabil s\u0103 transmit\u0103 virusul de la cardinali din cauza concentra\u021biei virale mai sc\u0103zute.<\/p>\n\n
\u00cen mod interesant, cercet\u0103torii au observat o schimbare sezonier\u0103 \u00een comportamentul de hr\u0103nire al \u021b\u00e2n\u021barilor din Atlanta. Mai devreme \u00een an, \u021b\u00e2n\u021barii se hr\u0103nesc \u00een principal cu mierle. Cu toate acestea, \u00een jurul mijlocului lunii iulie, ei trec la o diet\u0103 format\u0103 \u00een principal din cardinali. Aceast\u0103 schimbare coincide cu perioada \u00een care virusul West Nile atinge de obicei v\u00e2rful perioadei sale de transmitere.<\/p>\n\n
Cercet\u0103torii cred c\u0103 trecerea dietei \u021b\u00e2n\u021barilor de la mierle la cardinali ar putea fi un factor cheie \u00een limitarea r\u0103sp\u00e2ndirii virusului West Nile \u00een Atlanta. Prin conservarea popula\u021biilor locale de cardinali, \u00een special \u00een p\u0103durile b\u0103tr\u00e2ne unde prosper\u0103, statul poate ajuta la protejarea speciilor de p\u0103s\u0103ri care protejeaz\u0103 popula\u021biile umane de virus.<\/p>\n\n
Descoperirea cardinalilor ca super-supresori \u00een Atlanta ridic\u0103 posibilitatea ca \u0219i alte specii de p\u0103s\u0103ri din diferite regiuni s\u0103 joace un rol similar \u00een controlul transmiterii virusului West Nile. Cercet\u0103torii exploreaz\u0103 acum aceast\u0103 posibilitate, cu scopul de a identifica super-supresori locali care ar putea ajuta la prevenirea expunerii umane la virus \u00een alte zone.<\/p>\n\n
Cardinalii, adesea trecu\u021bi cu vederea \u00een lupta \u00eempotriva virusului West Nile, au devenit eroi necunoscu\u021bi \u00een Atlanta. Capacitatea lor unic\u0103 de a suprima virusul, combinat\u0103 cu schimbarea sezonier\u0103 \u00een comportamentul de hr\u0103nire al \u021b\u00e2n\u021barilor, a ajutat la limitarea r\u0103sp\u00e2ndirii bolii \u00een ora\u0219. Prin conservarea popula\u021biilor de cardinali \u0219i identificarea super-supresorilor \u00een alte regiuni, ne putem \u00eembun\u0103t\u0103\u021bi strategiile de control al virusului West Nile \u0219i de protejare a s\u0103n\u0103t\u0103\u021bii umane.<\/p>","protected":false},"excerpt":{"rendered":"
Cardinalii: salvatorii \u00eenaripa\u021bi ai Atlantei \u00eempotriva virusului West Nile Ce este virusul West Nile? Virusul West Nile este o boal\u0103 transmis\u0103 de \u021b\u00e2n\u021bari care poate provoca simptome asem\u0103n\u0103toare gripei \u0219i,…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[288],"tags":[21207,11524,219,3027,21209,21208],"class_list":["post-15961","post","type-post","status-publish","format-standard","hentry","category-biology","tag-cardinals","tag-disease-control","tag-ecology","tag-epidemiology","tag-super-suppressors","tag-west-nile-virus"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts\/15961","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/comments?post=15961"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts\/15961\/revisions"}],"predecessor-version":[{"id":15962,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts\/15961\/revisions\/15962"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/media?parent=15961"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/categories?post=15961"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/tags?post=15961"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}