Yeni \u00e7al\u0131\u015fmada biliminsanlar\u0131, yayg\u0131n olarak g\u00f6zlenen bir end\u00fcstriyel kirlili\u011fe anneden aktar\u0131m yoluyla maruz kalma durumunun, yavrular\u0131n ba\u011f\u0131\u015f\u0131kl\u0131k sisteminde zarara sebep olaca\u011f\u0131 ve bu zarar\u0131n v\u00fccudun savunmas\u0131n\u0131 zay\u0131flatarak ki\u015fiyi enfeksiyonlara a\u00e7\u0131k hale getirece\u011fi \u00e7\u0131kt\u0131lar\u0131na ula\u015ft\u0131.<\/p>\n
Cell Press dergisinde yay\u0131mlanan \u00e7al\u0131\u015fma, deney hayvanlar\u0131 \u00fczerinde ger\u00e7ekle\u015ftirildi. \u00c7al\u0131\u015fman\u0131n y\u00fcr\u00fct\u00fcc\u00fclerinden olan Paige Lawrence, “V\u00fccudun enfeksiyonlarla sava\u015fma yetene\u011fini incelemesi a\u00e7\u0131s\u0131ndan bu \u00e7al\u0131\u015fma, ebeveynlerinizin ya\u015fam\u0131n\u0131 s\u00fcrd\u00fcrd\u00fc\u011f\u00fc \u00e7evrenin \u00f6nemine \u0131\u015f\u0131k tuttu” a\u00e7\u0131klamalar\u0131nda bulundu.\u00a0\u00c7evresel kirleticilere maruz kalman\u0131n nesiller boyu \u00fcreme, solunum ve sinir sistemi i\u015flevini etkileyebilece\u011fi g\u00f6sterilmi\u015f olsa da, yeni ara\u015ft\u0131rma ilk kez ba\u011f\u0131\u015f\u0131kl\u0131k sisteminin de etkilendi\u011fini g\u00f6stermektedir. Ba\u011f\u0131\u015f\u0131kl\u0131k sisteminin bu \u00e7ok jenerasyonlu zay\u0131flama durumu, mevsimsel ve pandemik grip olaylar\u0131n\u0131 a\u00e7\u0131klamaya yard\u0131mc\u0131 olabilir.<\/p>\n
Y\u0131ll\u0131k grip a\u015f\u0131s\u0131 baz\u0131 insanlara di\u011ferlerinden daha fazla koruma sa\u011flar ve pandemik grip salg\u0131nlar\u0131 s\u0131ras\u0131nda baz\u0131 insanlar a\u011f\u0131r hastalan\u0131rken, di\u011ferleri enfeksiyonla sava\u015fabilir. Ya\u015f, vir\u00fcs mutasyonlar\u0131 ve di\u011fer fakt\u00f6rler bu varyasyonun bir k\u0131sm\u0131n\u0131 a\u00e7\u0131klayabilirken, genel pop\u00fclasyonda bulunan grip enfeksiyonuna verilen yan\u0131tlar\u0131n \u00e7e\u015fitlili\u011fi tam olarak hesaba kat\u0131lmaz. Lawrence, \u201cEnfekte oldu\u011funuzda veya grip a\u015f\u0131s\u0131 oldu\u011funuzda, ba\u011f\u0131\u015f\u0131kl\u0131k sistemi, belirli t\u00fcrdeki beyaz kan h\u00fccrelerinin \u00fcretimini tepki olarak art\u0131r\u0131r\u201d a\u00e7\u0131klamalar\u0131nda bulundu ve ek olarak \u201cBeyaz kan h\u00fccrelerinin tepkisi b\u00fcy\u00fcd\u00fck\u00e7e, v\u00fccudun bir enfeksiyonla ba\u015far\u0131l\u0131 bir \u015fekilde sava\u015fabilme yetene\u011fi art\u0131yor” dedi. \u00c7al\u0131\u015fmada, ara\u015ft\u0131rmac\u0131lar hamile fareleri, end\u00fcstriyel \u00fcretimin bir yan \u00fcr\u00fcn\u00fc olan ve “dioksin” ad\u0131 verilen kimyasala maruz b\u0131rakt\u0131lar. Bu kimyasallar, sonunda hayvanlar\u0131 b\u00fct\u00fcn\u00fcyle etkiledi. Dioksinler ve PCB’ler, hayvansal g\u0131da \u00fcr\u00fcnlerinde daha y\u00fcksek konsantrasyonlarda bulunurlar. Farelerde zay\u0131flam\u0131\u015f ba\u011f\u0131\u015f\u0131kl\u0131k tepkisi sadece anneleri dioksine maruz kalan farelerde de\u011fil, ayn\u0131 zamanda sonraki nesillerde g\u00f6zlemlenmi\u015ftir. Ara\u015ft\u0131rmac\u0131lar, bu etkinin di\u015fi farelerde daha belirgin oldu\u011funu da ke\u015ffettiler.<\/p>\n
Kaynak:<\/strong> https:\/\/www.sciencedaily.com\/releases\/2019\/10\/191002144257.htm<\/p>\n","protected":false},"excerpt":{"rendered":" Yeni \u00e7al\u0131\u015fmada biliminsanlar\u0131, yayg\u0131n olarak g\u00f6zlenen bir end\u00fcstriyel kirlili\u011fe anneden aktar\u0131m yoluyla maruz kalma durumunun, yavrular\u0131n ba\u011f\u0131\u015f\u0131kl\u0131k sisteminde zarara sebep olaca\u011f\u0131 ve bu zarar\u0131n v\u00fccudun savunmas\u0131n\u0131 zay\u0131flatarak ki\u015fiyi enfeksiyonlara a\u00e7\u0131k hale getirece\u011fi \u00e7\u0131kt\u0131lar\u0131na ula\u015ft\u0131. Cell Press dergisinde yay\u0131mlanan \u00e7al\u0131\u015fma, deney hayvanlar\u0131 \u00fczerinde ger\u00e7ekle\u015ftirildi. \u00c7al\u0131\u015fman\u0131n y\u00fcr\u00fct\u00fcc\u00fclerinden olan Paige Lawrence, “V\u00fccudun enfeksiyonlarla sava\u015fma yetene\u011fini incelemesi a\u00e7\u0131s\u0131ndan bu […]<\/p>\n","protected":false},"author":1390,"featured_media":36056,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19],"tags":[4059,2413,1115,490],"class_list":["post-37364","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bilim-gundemi","tag-arastirma","tag-bagisiklik-sistemi","tag-fare","tag-kimyasal"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/37364","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/users\/1390"}],"replies":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/comments?post=37364"}],"version-history":[{"count":0,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/37364\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/media\/36056"}],"wp:attachment":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/media?parent=37364"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/categories?post=37364"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/tags?post=37364"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}