{"id":16721,"date":"2021-01-20T18:35:40","date_gmt":"2021-01-20T18:35:40","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=16721"},"modified":"2021-01-20T18:35:40","modified_gmt":"2021-01-20T18:35:40","slug":"new-research-creates-chicken-embryos-with-dinosaur-like-faces","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/biology\/new-research-creates-chicken-embryos-with-dinosaur-like-faces\/","title":{"rendered":"Nghi\u00ean c\u1ee9u m\u1edbi t\u1ea1o ra ph\u00f4i g\u00e0 c\u00f3 khu\u00f4n m\u1eb7t gi\u1ed1ng kh\u1ee7ng long"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Nghi\u00ean c\u1ee9u m\u1edbi t\u1ea1o ra ph\u00f4i g\u00e0 c\u00f3 khu\u00f4n m\u1eb7t gi\u1ed1ng kh\u1ee7ng long<\/h2>\n\n<h2 class=\"wp-block-heading\">Hi\u1ec3u v\u1ec1 qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a lo\u00e0i chim<\/h2>\n\n<p>C\u00e1c nh\u00e0 khoa h\u1ecdc t\u1eeb l\u00e2u \u0111\u00e3 b\u1ecb cu\u1ed1n h\u00fat b\u1edfi qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a lo\u00e0i chim t\u1eeb kh\u1ee7ng long. M\u1ed9t trong nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m kh\u00e1c bi\u1ec7t nh\u1ea5t c\u1ee7a lo\u00e0i chim l\u00e0 m\u1ecf, r\u1ea5t kh\u00e1c so v\u1edbi m\u00f5m c\u1ee7a t\u1ed5 ti\u00ean kh\u1ee7ng long c\u1ee7a ch\u00fang. M\u1ed9t nghi\u00ean c\u1ee9u m\u1edbi \u0111\u00e3 l\u00e0m s\u00e1ng t\u1ecf c\u00e1ch th\u1ee9c di\u1ec5n ra s\u1ef1 chuy\u1ec3n \u0111\u1ed5i n\u00e0y.<\/p>\n\n<h2 class=\"wp-block-heading\">S\u1ef1 chuy\u1ec3n \u0111\u1ed5i t\u1eeb m\u00f5m th\u00e0nh m\u1ecf<\/h2>\n\n<p>Nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed Evolution t\u1eadp trung v\u00e0o s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a m\u1ecf \u1edf ph\u00f4i g\u00e0. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 so s\u00e1nh s\u1ef1 ph\u00e1t tri\u1ec3n ph\u00f4i c\u1ee7a m\u1ecf \u1edf g\u00e0 v\u00e0 \u0111\u00e0 \u0111i\u1ec3u v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n m\u00f5m \u1edf c\u00e1 s\u1ea5u, th\u1eb1n l\u1eb1n v\u00e0 r\u00f9a. H\u1ecd ph\u00e1t hi\u1ec7n ra r\u1eb1ng hai lo\u1ea1i protein, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 FGF v\u00e0 Wnt, \u0111\u00f3ng vai tr\u00f2 ch\u00ednh trong s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a m\u1ecf.<\/p>\n\n<p>\u1ede lo\u00e0i b\u00f2 s\u00e1t, FGF v\u00e0 Wnt \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t \u1edf hai ph\u1ea7n nh\u1ecf tr\u00ean khu\u00f4n m\u1eb7t c\u1ee7a ph\u00f4i. Tuy nhi\u00ean, \u1edf lo\u00e0i chim, c\u00e1c protein n\u00e0y \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t \u1edf m\u1ed9t d\u1ea3i m\u00f4 l\u1edbn trong c\u00f9ng m\u1ed9t khu v\u1ef1c. S\u1ef1 kh\u00e1c bi\u1ec7t trong ho\u1ea1t \u0111\u1ed9ng c\u1ee7a protein n\u00e0y d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a m\u1ecf thay v\u00ec m\u00f5m.<\/p>\n\n<h2 class=\"wp-block-heading\">T\u1ea1o ra m\u00f5m gi\u1ed1ng kh\u1ee7ng long<\/h2>\n\n<p>\u0110\u1ec3 ki\u1ec3m tra gi\u1ea3 thuy\u1ebft c\u1ee7a m\u00ecnh, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 ng\u0103n ch\u1eb7n d\u1ea3i ho\u1ea1t \u0111\u1ed9ng r\u1ed9ng c\u1ee7a protein trong ph\u00f4i g\u00e0, h\u1ea1n ch\u1ebf FGF v\u00e0 Wnt \u1edf hai v\u1ecb tr\u00ed \u0111\u01b0\u1ee3c th\u1ea5y \u1edf lo\u00e0i b\u00f2 s\u00e1t. K\u1ebft qu\u1ea3 l\u00e0 c\u00e1c ph\u00f4i c\u00f3 x\u01b0\u01a1ng ng\u1eafn h\u01a1n, tr\u00f2n h\u01a1n \u1edf v\u00f9ng m\u1ecf, t\u01b0\u01a1ng t\u1ef1 nh\u01b0 m\u00f5m c\u1ee7a kh\u1ee7ng long.<\/p>\n\n<h2 class=\"wp-block-heading\">\u00dd ngh\u0129a \u0111\u1ed1i v\u1edbi qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a lo\u00e0i chim<\/h2>\n\n<p>Nh\u1eefng ph\u00e1t hi\u1ec7n c\u1ee7a nghi\u00ean c\u1ee9u n\u00e0y cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft m\u1edbi v\u1ec1 qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a lo\u00e0i chim t\u1eeb kh\u1ee7ng long. Ch\u00fang ch\u1ec9 ra r\u1eb1ng m\u1ecf l\u00e0 m\u1ed9t s\u1ef1 th\u00edch nghi \u0111\u1ed9c \u0111\u00e1o \u0111\u00e3 ti\u1ebfn h\u00f3a v\u00ec nh\u1eefng t\u00edn hi\u1ec7u ph\u00e1t tri\u1ec3n kh\u00e1c nhau c\u1ea7n thi\u1ebft \u0111\u1ec3 h\u00ecnh th\u00e0nh m\u1ecf so v\u1edbi m\u00f5m.<\/p>\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng c\u00e2n nh\u1eafc v\u1ec1 m\u1eb7t \u0111\u1ea1o \u0111\u1ee9c<\/h2>\n\n<p>M\u1eb7c d\u00f9 nghi\u00ean c\u1ee9u kh\u00f4ng t\u1ea1o ra c\u00e1c gi\u1ed1ng lai kh\u1ee7ng long-g\u00e0 kh\u1ea3 thi, nh\u01b0ng n\u00f3 \u0111\u1eb7t ra nh\u1eefng c\u00e2u h\u1ecfi v\u1ec1 m\u1eb7t \u0111\u1ea1o \u0111\u1ee9c v\u1ec1 kh\u1ea3 n\u0103ng thao t\u00fang s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a ph\u00f4i \u0111\u1ec3 t\u1ea1o ra c\u00e1c lo\u00e0i \u0111\u1ed9ng v\u1eadt c\u00f3 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a c\u00e1c lo\u00e0i kh\u00e1c nhau. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u nh\u1ea5n m\u1ea1nh r\u1eb1ng c\u1ea7n ph\u1ea3i c\u00e2n nh\u1eafc c\u1ea9n th\u1eadn nh\u1eefng t\u00e1c \u0111\u1ed9ng v\u1ec1 m\u1eb7t \u0111\u1ea1o \u0111\u1ee9c c\u1ee7a nh\u1eefng nghi\u00ean c\u1ee9u nh\u01b0 v\u1eady tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh ti\u1ebfp.<\/p>\n\n<h2 class=\"wp-block-heading\">Nghi\u00ean c\u1ee9u s\u00e2u h\u01a1n<\/h2>\n\n<p>C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 k\u1ebf ho\u1ea1ch ti\u1ebfp t\u1ee5c c\u00f4ng vi\u1ec7c c\u1ee7a m\u00ecnh \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1c c\u01a1 ch\u1ebf di truy\u1ec1n v\u00e0 ph\u00e1t tri\u1ec3n \u0111\u00e3 d\u1eabn \u0111\u1ebfn s\u1ef1 ti\u1ebfn h\u00f3a c\u1ee7a m\u1ecf \u1edf lo\u00e0i chim. H\u1ecd c\u0169ng hy v\u1ecdng kh\u00e1m ph\u00e1 c\u00e1c \u1ee9ng d\u1ee5ng ti\u1ec1m n\u0103ng c\u1ee7a nh\u1eefng ph\u00e1t hi\u1ec7n c\u1ee7a m\u00ecnh trong c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c c\u1ee7a sinh h\u1ecdc, ch\u1eb3ng h\u1ea1n nh\u01b0 y h\u1ecdc t\u00e1i t\u1ea1o.<\/p>\n\n<h2 class=\"wp-block-heading\">\u0110\u1ecdc th\u00eam<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.nature.com\/articles\/d41586-019-02230-3\" rel=\"nofollow noopener\" target=\"_blank\">Lo\u00e0i chim c\u00f3 \u0111\u01b0\u1ee3c m\u1ecf nh\u01b0 th\u1ebf n\u00e0o<\/a><\/li>\n<li><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S1095927315000631\" rel=\"nofollow noopener\" target=\"_blank\">M\u1ecf l\u00e0 g\u00ec?<\/a><\/li>\n<li><a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC6315054\/\" rel=\"nofollow noopener\" target=\"_blank\">C\u00e1ch ng\u0103n ch\u1eb7n d\u1ea3i ho\u1ea1t \u0111\u1ed9ng r\u1ed9ng c\u1ee7a protein<\/a><\/li>\n<li><a href=\"https:\/\/evolution.berkeley.edu\/evolibrary\/article\/0_0_0\/evo_24\" rel=\"nofollow noopener\" target=\"_blank\">T\u1ea1i sao m\u1ecf c\u00f3 h\u00ecnh d\u1ea1ng do qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a<\/a><\/li>\n<li><a href=\"https:\/\/www.nationalgeographic.com\/animals\/article\/scientists-create-chicken-embryos-dinosaur-faces\" rel=\"nofollow noopener\" target=\"_blank\">C\u00e1ch t\u1ea1o ra gi\u1ed1ng lai kh\u1ee7ng long-g\u00e0<\/a><\/li>\n<li><a href=\"https:\/\/theconversation.com\/scientists-create-chicken-embryos-with-dinosaur-faces-what-does-it-mean-for-ethics-120558\" rel=\"nofollow noopener\" target=\"_blank\">Nh\u1eefng c\u00e2n nh\u1eafc v\u1ec1 m\u1eb7t \u0111\u1ea1o \u0111\u1ee9c khi tua ng\u01b0\u1ee3c l\u1ea1i \u0111\u1ed3ng h\u1ed3 lo\u00e0i chim<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Nghi\u00ean c\u1ee9u m\u1edbi t\u1ea1o ra ph\u00f4i g\u00e0 c\u00f3 khu\u00f4n m\u1eb7t gi\u1ed1ng kh\u1ee7ng long Hi\u1ec3u v\u1ec1 qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a lo\u00e0i chim C\u00e1c nh\u00e0 khoa h\u1ecdc t\u1eeb l\u00e2u \u0111\u00e3 b\u1ecb&hellip;<\/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":[137,188,22123,22122,136,1381],"class_list":["post-16721","post","type-post","status-publish","format-standard","hentry","category-biology","tag-paleontology","tag-genetics","tag-dinosaur-faces","tag-chicken-embryos","tag-evolution","tag-bird-evolution"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16721","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=16721"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16721\/revisions"}],"predecessor-version":[{"id":16722,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16721\/revisions\/16722"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=16721"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=16721"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=16721"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}