{"id":3578,"date":"2015-08-25T19:14:52","date_gmt":"2015-08-25T12:14:52","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=3578"},"modified":"2017-09-27T19:16:17","modified_gmt":"2017-09-27T12:16:17","slug":"my-bien-te-bao-ung-thu-thanh-te-bao-thuon","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/my-bien-te-bao-ung-thu-thanh-te-bao-thuon\/","title":{"rendered":"M\u1ef9 bi\u1ebfn t\u1ebf b\u00e0o ung th\u01b0 th\u00e0nh t\u1ebf b\u00e0o th\u01b0\u1eddn"},"content":{"rendered":"

C\u00e1c nh\u00e0 khoa h\u1ecdc M\u1ef9 bi\u1ebfn t\u1ebf b\u00e0o ung th\u01b0 tr\u1edf l\u1ea1i b\u00ecnh th\u01b0\u1eddng b\u1eb1ng c\u00e1ch \u0111\u01b0a tr\u1edf l\u1ea1i n\u00f3 qu\u00e1 tr\u00ecnh ng\u0103n ch\u1eb7n sao ch\u00e9p t\u1ebf b\u00e0o – qu\u00e1 tr\u00ecnh quan tr\u1ecdng \u1ee9c ch\u1ebf t\u1ebf b\u00e0o sao ch\u00e9p qu\u00e1 nhanh.<\/strong><\/p>\n

\"\"<\/p>\n

T\u1ebf b\u00e0o ung th\u01b0 ng\u1eebng ph\u00e2n chia khi \u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u01b0a b\u1ed9 h\u00e3m phanh v\u00e0o. \u1ea2nh: Wellcome Collection<\/p>\n

Theo Telegraph, t\u00e1i l\u1eadp tr\u00ecnh t\u1ebf b\u00e0o ung th\u01b0, bi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh t\u1ebf b\u00e0o th\u01b0\u1eddng l\u00e0 b\u01b0\u1edbc nghi\u00ean c\u1ee9u \u0111\u1ed9t ph\u00e1, h\u1ee9a h\u1eb9n ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u tr\u1ecb m\u1edbi, th\u1eadm ch\u00ed \u0111\u1ea3o ng\u01b0\u1ee3c qu\u00e1 tr\u00ecnh t\u0103ng tr\u01b0\u1edfng c\u1ee7a kh\u1ed1i u.<\/p>\n

T\u1ebf b\u00e0o ung th\u01b0 v\u00fa, ph\u1ed5i v\u00e0 b\u00e0ng quang l\u1ea7n \u0111\u1ea7u ti\u00ean b\u1ecb h\u00f3a chuy\u1ec3n th\u00e0nh nh\u1eefng t\u1ebf b\u00e0o v\u00f4 h\u1ea1i, b\u1eb1ng c\u00e1ch ph\u1ee5c h\u1ed3i l\u1ea1i nh\u1eefng ch\u1ee9c n\u0103ng t\u1ebf b\u00e0o ng\u0103n ch\u1eb7n ch\u00fang sao ch\u00e9p v\u00e0 ph\u00e1t tri\u1ec3n qu\u00e1 m\u1ee9c.<\/p>\n

Theo c\u00e1c nh\u00e0 khoa h\u1ecdc B\u1ec7nh vi\u1ec7n Mayo, Florida, M\u1ef9, vi\u1ec7c n\u00e0y gi\u1ed1ng nh\u01b0 s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng phanh cho xe h\u01a1i ch\u1ea1y qu\u00e1 t\u1ed1c \u0111\u1ed9.<\/p>\n

Nghi\u00ean c\u1ee9u \u0111\u1ebfn nay m\u1edbi th\u1ef1c hi\u1ec7n tr\u00ean t\u1ebf b\u00e0o ng\u01b0\u1eddi trong ph\u00f2ng th\u00ed nghi\u1ec7m, tuy nhi\u00ean, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u hy v\u1ecdng, k\u1ef9 thu\u1eadt n\u00e0y s\u1ebd s\u1edbm \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 tr\u1ecb li\u1ec7u nh\u1eefng kh\u1ed1i u \u00e1c t\u00ednh, “t\u1eaft” ung th\u01b0 m\u00e0 b\u1ec7nh nh\u00e2n kh\u00f4ng c\u1ea7n h\u00f3a tr\u1ecb ho\u1eb7c ph\u1eabu thu\u1eadt \u0111au \u0111\u1edbn.<\/p>\n

“Ch\u00fang t\u00f4i c\u00f3 th\u1ec3 t\u00e1i thi\u1ebft h\u1ec7 th\u1ed1ng phanh v\u00e0 kh\u00f4i ph\u1ee5c ch\u1ee9c n\u0103ng t\u1ebf b\u00e0o l\u00e0nh t\u00ednh,” Gi\u00e1o s\u01b0 Panos Anastasiadis, B\u1ed9 m\u00f4n Sinh h\u1ecdc Ung th\u01b0 cho bi\u1ebft.<\/p>\n

“Th\u1eed nghi\u1ec7m ban \u0111\u1ea7u tr\u00ean m\u1ed9t s\u1ed1 c\u0103n b\u1ec7nh ung th\u01b0 r\u1ea5t h\u1ee9a h\u1eb9n,” \u00f4ng n\u00f3i. “N\u00f3 cho th\u1ea5y m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p sinh h\u1ecdc m\u1edbi, cung c\u1ea5p m\u00e3, ph\u1ea7n m\u1ec1m \u0111\u1ec3 ng\u1eebng b\u1ec7nh ung th\u01b0.”<\/p>\n

Th\u00f4ng th\u01b0\u1eddng, t\u1ebf b\u00e0o ph\u00e2n chia li\u00ean t\u1ee5c \u0111\u1ec3 t\u1ea1o t\u1ebf b\u00e0o m\u1edbi thay th\u1ebf. Tuy nhi\u00ean, \u0111\u1ed1i v\u1edbi t\u1ebf b\u00e0o ung th\u01b0, ph\u00e2n chia kh\u00f4ng ng\u1eebng khi\u1ebfn gia t\u0103ng l\u01b0\u1ee3ng l\u1edbn t\u1ebf b\u00e0o ung th\u01b0, l\u00e0m kh\u1ed1i u ph\u00e1t tri\u1ec3n.<\/p>\n

C\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t hi\u1ec7n ch\u1ea5t keo d\u00ednh t\u1ebf b\u00e0o l\u1ea1i v\u1edbi nhau \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh b\u1edfi b\u1ed9 vi x\u1eed l\u00fd sinh h\u1ecdc g\u1ecdi l\u00e0 microRNAs. Khi m\u1ecdi vi\u1ec7c b\u00ecnh th\u01b0\u1eddng, microRNAs ra l\u1ec7nh cho t\u1ebf b\u00e0o ng\u1eebng ph\u00e2n chia khi \u0111\u00e3 sao ch\u00e9p \u0111\u1ee7 s\u1ed1 l\u01b0\u1ee3ng. Ch\u00fang ra l\u1ec7nh th\u00f4ng qua k\u00edch ho\u1ea1t s\u1ea3n xu\u1ea5t protein PLEKHA7 – protein ph\u00e1 v\u1ee1 li\u00ean k\u1ebft t\u1ebf b\u00e0o. Tuy nhi\u00ean, t\u1ebf b\u00e0o ung th\u01b0 kh\u00f4ng x\u1ea3y ra qu\u00e1 tr\u00ecnh n\u00e0y.<\/p>\n

“Hi\u1ec7n ch\u00fang t\u00f4i th\u00ed nghi\u1ec7m tr\u00ean t\u1ebf b\u00e0o ng\u01b0\u1eddi b\u1ecb ung th\u01b0 v\u00fa v\u00e0 ung th\u01b0 b\u00e0ng quang,” ti\u1ebfn s\u0129 Anastasiadis cho bi\u1ebft. “Nh\u1eefng t\u1ebf b\u00e0o n\u00e0y b\u1ecb m\u1ea5t PLEKHA7. Kh\u00f4i ph\u1ee5c l\u1ea1i n\u1ed3ng \u0111\u1ed9 PLEKHA7 ho\u1eb7c microRNAs trong nh\u1eefng t\u1ebf b\u00e0o n\u00e0y, khi\u1ebfn ch\u00fang quay l\u1ea1i tr\u1ea1ng th\u00e1i b\u00ecnh th\u01b0\u1eddng. Ch\u00fang t\u00f4i \u0111ang nguy\u00ean c\u1ee9u ph\u01b0\u01a1ng ph\u00e1p t\u00e1i kh\u00f4i ph\u1ee5c hi\u1ec7u qu\u1ea3 h\u01a1n.”<\/p>\n

Nh\u1eefng chuy\u00ean gia v\u1ec1 ung th\u01b0 \u1edf Anh nh\u1eadn \u0111\u1ecbnh, nghi\u00ean c\u1ee9u \u0111\u00e3 gi\u1ea3i \u0111\u00e1p c\u00e2u \u0111\u1ed1 khi\u1ebfn c\u00e1c nh\u00e0 sinh h\u1ecdc \u0111au \u0111\u1ea7u trong nhi\u1ec1u th\u1eadp k\u1ef7, t\u1ea1i sao t\u1ebf b\u00e0o kh\u00f4ng ng\u0103n c\u1ea3n t\u1ebf b\u00e0o ung th\u01b0 gia t\u0103ng m\u1ed9t c\u00e1ch t\u1ef1 nhi\u00ean.<\/p>\n

“\u0110\u00e2y l\u00e0 ph\u00e1t hi\u1ec7n tuy\u1ec7t v\u1eddi,” ti\u1ebfn s\u0129 Chris Bakal n\u00f3i. \u00d4ng l\u00e0 chuy\u00ean gia nghi\u00ean c\u1ee9u t\u1ebf b\u00e0o l\u00e0nh t\u00ednh bi\u1ebfn d\u1ea1ng th\u00e0nh \u00e1c t\u00ednh, Vi\u1ec7n nghi\u00ean c\u1ee9u Ung th\u01b0 London.<\/p>\n

Henry Scowcroft, qu\u1ea3n l\u00fd khoa h\u1ecdc c\u1ea5p cao c\u1ee7a Ch\u01b0\u01a1ng tr\u00ecnh nghi\u00ean c\u1ee9u Ung th\u01b0 Anh \u0111\u00e1nh gi\u00e1, nghi\u00ean c\u1ee9u quan tr\u1ecdng n\u00e0y \u0111\u00e3 gi\u1ea3i \u0111\u00e1p \u0111\u01b0\u1ee3c b\u00ed \u1ea9n sinh h\u1ecdc l\u00e2u nay. \u0110\u00e2y l\u00e0 b\u01b0\u1edbc ti\u1ebfn quan tr\u1ecdng \u0111\u1ec3 t\u00ecm hi\u1ebfu c\u00e1ch th\u1ee9c v\u1eadn h\u00e0nh c\u1ee7a m\u1ed9t s\u1ed1 t\u1ebf b\u00e0o c\u1ee5 th\u1ec3 trong c\u01a1 th\u1ec3 ng\u01b0\u1eddi. Nh\u1eefng ki\u1ebfn th\u1ee9c n\u00e0y l\u00e0 ch\u00eca kh\u00f3a ti\u1ebfp t\u1ee5c nghi\u00ean c\u1ee9u ch\u1eefa tr\u1ecb b\u1ec7nh ung th\u01b0.<\/p>\n

H\u1ed3ng H\u1ea1nh<\/p>\n

Ngu\u1ed3n VNEXPRESS<\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e1c nh\u00e0 khoa h\u1ecdc M\u1ef9 bi\u1ebfn t\u1ebf b\u00e0o ung th\u01b0 tr\u1edf l\u1ea1i b\u00ecnh th\u01b0\u1eddng b\u1eb1ng c\u00e1ch \u0111\u01b0a tr\u1edf l\u1ea1i n\u00f3 qu\u00e1 tr\u00ecnh ng\u0103n ch\u1eb7n sao ch\u00e9p t\u1ebf b\u00e0o – qu\u00e1 tr\u00ecnh quan tr\u1ecdng \u1ee9c ch\u1ebf t\u1ebf b\u00e0o sao ch\u00e9p qu\u00e1 nhanh. T\u1ebf b\u00e0o ung th\u01b0 ng\u1eebng ph\u00e2n chia khi \u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u01b0a […]<\/p>\n","protected":false},"author":17,"featured_media":3579,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-3578","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/3578","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=3578"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/3578\/revisions"}],"predecessor-version":[{"id":3580,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/3578\/revisions\/3580"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/3579"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=3578"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=3578"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=3578"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}