Theo nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y, nh\u1eefng \u00f4ng b\u1ed1 c\u0169ng g\u00f3p ph\u1ea7n l\u00e0m t\u0103ng nguy c\u01a1 m\u1eafc b\u1ec7nh tim cho con g\u00e1i m\u00ecnh b\u1eb1ng c\u00e1ch tu\u00e2n theo kh\u1ea9u ph\u1ea7n \u0103n nhi\u1ec1u cholesterol.<\/p>\n
M\u1ed9t nh\u00f3m c\u00e1c nh\u00e0 khoa h\u1ecdc t\u1eeb c\u00e1c tr\u01b0\u1eddng \u0111\u1ea1i h\u1ecdc \u1edf California, Nevada v\u00e0 Utah \u0111\u00e3 cho nh\u1eefng con chu\u1ed9t \u0111\u1ef1c \u0103n nhi\u1ec1u cholesterol v\u00e0 ph\u00e1t hi\u1ec7n ra r\u1eb1ng con c\u00e1i c\u1ee7a ch\u00fang c\u00f3 nguy c\u01a1 m\u1eafc b\u1ec7nh tim cao h\u01a1n.<\/p>\n
B\u1ec7nh tim \u2013 hay c\u00f2n g\u1ecdi l\u00e0 b\u1ec7nh tim m\u1ea1ch (Cardiovascular Disease \u2013 CVD) \u2013 l\u00e0 thu\u1eadt ng\u1eef chung cho r\u1ea5t nhi\u1ec1u t\u00ecnh tr\u1ea1ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tim v\u00e0 m\u1ea1ch m\u00e1u, v\u00e0 l\u00e0 nguy\u00ean nh\u00e2n g\u00e2y t\u1eed vong h\u00e0ng \u0111\u1ea7u \u1edf Hoa K\u1ef3 v\u00e0 tr\u00ean to\u00e0n th\u1ebf gi\u1edbi.<\/p>\n
C\u00e1c nghi\u00ean c\u1ee9u tr\u01b0\u1edbc \u0111\u00e2y \u0111\u00e3 ph\u00e1t hi\u1ec7n ra r\u1eb1ng k\u1ebf ho\u1ea1ch \u0103n c\u1ee7a b\u00e0 m\u1eb9 mang thai c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn nguy c\u01a1 m\u1eafc b\u1ec7nh tim c\u1ee7a con c\u00e1i, nh\u01b0ng nghi\u00ean c\u1ee9u n\u00e0y \u0111\u00e3 \u0111i\u1ec1u tra m\u1ed1i quan h\u1ec7 gi\u1eefa kh\u1ea9u ph\u1ea7n \u0103n c\u1ee7a ng\u01b0\u1eddi cha v\u00e0 s\u1ee9c kh\u1ecfe c\u1ee7a ng\u01b0\u1eddi con.<\/p>\n
Gi\u00e1o s\u01b0 y sinh h\u1ecdc Changcheng Zhou, t\u00e1c gi\u1ea3 ch\u00ednh c\u1ee7a nghi\u00ean c\u1ee9u, cho bi\u1ebft: \u201cTr\u01b0\u1edbc \u0111\u00e2y ng\u01b0\u1eddi ta cho r\u1eb1ng tinh tr\u00f9ng ch\u1ec9 \u0111\u00f3ng g\u00f3p b\u1ed9 gen c\u1ee7a ch\u00fang trong qu\u00e1 tr\u00ecnh th\u1ee5 tinh. Tuy nhi\u00ean, c\u00e1c nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y c\u1ee7a ch\u00fang t\u00f4i v\u00e0 nh\u1eefng ng\u01b0\u1eddi kh\u00e1c \u0111\u00e3 ch\u1ee9ng minh r\u1eb1ng vi\u1ec7c ti\u1ebfp x\u00fac v\u1edbi m\u00f4i tr\u01b0\u1eddng, bao g\u1ed3m c\u00e1ch \u0103n u\u1ed1ng kh\u00f4ng l\u00e0nh m\u1ea1nh, ch\u1ea5t \u0111\u1ed9c h\u1ea1i trong m\u00f4i tr\u01b0\u1eddng v\u00e0 c\u0103ng th\u1eb3ng, l\u00e0m thay \u0111\u1ed5i RNA trong tinh tr\u00f9ng \u0111\u1ec3 l\u00e0m trung gian cho s\u1ef1 di truy\u1ec1n gi\u1eefa c\u00e1c th\u1ebf h\u1ec7.\u201d<\/p>\n
RNA \u2013 hay axit ribonucleic \u2013 t\u01b0\u01a1ng t\u1ef1 nh\u01b0 DNA (axit deoxyribonucleic) v\u1ec1 c\u1ea5u tr\u00fac v\u00e0 truy\u1ec1n t\u1ea3i th\u00f4ng tin di truy\u1ec1n c\u1ea7n thi\u1ebft cho h\u1ea7u h\u1ebft c\u00e1c ch\u1ee9c n\u0103ng sinh h\u1ecdc.<\/p>\n
Di truy\u1ec1n h\u1ecdc kh\u00f4ng ph\u1ea3i l\u00e0 t\u0129nh; l\u0129nh v\u1ef1c bi\u1ec3u sinh h\u1ecdc nghi\u00ean c\u1ee9u nh\u1eefng c\u00e1ch m\u00e0 m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i bi\u1ec3u hi\u1ec7n c\u1ee7a gen. Khi c\u00e1c ph\u00e2n t\u1eed RNA b\u1ecb bi\u1ebfn \u0111\u1ed5i, ch\u1ee9c n\u0103ng c\u1ee7a ch\u00fang thay \u0111\u1ed5i trong c\u01a1 th\u1ec3 v\u00e0 c\u00e1c nh\u00e0 khoa h\u1ecdc trong nghi\u00ean c\u1ee9u n\u00e0y ph\u00e1t hi\u1ec7n ra r\u1eb1ng nh\u1eefng con chu\u1ed9t \u0111\u01b0\u1ee3c cho \u0103n k\u1ebf ho\u1ea1ch \u0103n nhi\u1ec1u cholesterol \u0111\u00e3 th\u1ea5y nh\u1eefng thay \u0111\u1ed5i trong RNA c\u1ee7a ch\u00fang, sau \u0111\u00f3 ch\u00fang truy\u1ec1n cho con c\u00e1i c\u1ee7a m\u00ecnh th\u00f4ng qua tinh tr\u00f9ng.<\/p>\n
\u201cNh\u1eefng ng\u01b0\u1eddi \u0111\u00e0n \u00f4ng c\u00f3 k\u1ebf ho\u1ea1ch sinh con n\u00ean c\u00e2n nh\u1eafc \u0103n m\u1ed9t kh\u1ea9u ph\u1ea7n \u0103n l\u00e0nh m\u1ea1nh, \u00edt cholesterol v\u00e0 gi\u1ea3m c\u00e1c y\u1ebfu t\u1ed1 nguy c\u01a1 m\u1eafc b\u1ec7nh tim m\u1ea1ch c\u1ee7a ch\u00ednh m\u00ecnh,\u201d Zhou khuy\u00ean. \u201cNh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tinh tr\u00f9ng c\u1ee7a h\u1ecd trong vi\u1ec7c \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ee9c kh\u1ecfe c\u1ee7a con c\u00e1i. Nghi\u00ean c\u1ee9u c\u1ee7a ch\u00fang t\u00f4i cho th\u1ea5y tinh tr\u00f9ng truy\u1ec1n th\u00f4ng tin n\u00e0y cho th\u1ebf h\u1ec7 ti\u1ebfp theo.\u201d<\/p>\n
Khi Zhou v\u00e0 nh\u00f3m c\u1ee7a \u00f4ng cho chu\u1ed9t \u0111\u1ef1c \u0103n nhi\u1ec1u cholesterol, ch\u00fang b\u1ecb t\u0103ng lipid m\u00e1u: m\u1ed9t t\u00ecnh tr\u1ea1ng m\u00e0 ch\u1ea5t b\u00e9o t\u00edch t\u1ee5 trong m\u00e1u, g\u00e2y ra b\u1ec7nh tim v\u00e0 \u0111\u1ed9t qu\u1ef5.<\/p>\n
Nh\u1eefng con chu\u1ed9t \u0111\u1ef1c n\u00e0y sau \u0111\u00f3 giao ph\u1ed1i v\u1edbi nh\u1eefng con chu\u1ed9t c\u00e1i, \u0111\u01b0\u1ee3c cho \u0103n b\u00ecnh th\u01b0\u1eddng, \u00edt cholesterol, v\u00e0 khi ch\u00fang sinh con, ch\u00fang c\u0169ng \u0111\u01b0\u1ee3c h\u1ea1n ch\u1ebf \u0103n cholesterol. Nh\u1eefng con chu\u1ed9t c\u00e1i con \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n c\u00f3 nguy c\u01a1 x\u01a1 v\u1eefa \u0111\u1ed9ng m\u1ea1ch t\u0103ng g\u1ea5p hai \u0111\u1ebfn ba l\u1ea7n: m\u1ed9t t\u00ecnh tr\u1ea1ng m\u00e0 m\u1ea3ng b\u00e1m ch\u1ea5t b\u00e9o, d\u00ednh t\u00edch t\u1ee5 trong \u0111\u1ed9ng m\u1ea1ch, l\u00e0m t\u0103ng nguy c\u01a1 m\u1eafc b\u1ec7nh tim v\u00e0 \u0111\u1ed9t qu\u1ef5.
\nC\u00e1c nh\u00e0 khoa h\u1ecdc cho bi\u1ebft h\u1ecd kh\u00f4ng ch\u1eafc t\u1ea1i sao ch\u1ec9 c\u00f3 con c\u00e1i m\u1edbi c\u00f3 nguy c\u01a1 m\u1eafc b\u1ec7nh tim cao; \u0111i\u1ec1u n\u00e0y c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c \u0111i\u1ec1u tra th\u00eam. H\u1ecd hy v\u1ecdng r\u1eb1ng c\u00e1c nghi\u00ean c\u1ee9u s\u00e2u h\u01a1n s\u1ebd ti\u1ebfp t\u1ee5c t\u00ecm hi\u1ec3u m\u1ed1i li\u00ean h\u1ec7 gi\u1eefa s\u1ee9c kh\u1ecfe c\u1ee7a ng\u01b0\u1eddi cha v\u00e0 con c\u00e1i c\u1ee7a m\u00ecnh.<\/p>\n
Nghi\u00ean c\u1ee9u n\u00e0y do Vi\u1ec7n Y T\u1ebf Qu\u1ed1c Gia (National Institutes of Health \u2013 NIH) v\u00e0 Hi\u1ec7p H\u1ed9i Tim M\u1ea1ch Hoa K\u1ef3 (American Heart Association \u2013 AHA) t\u00e0i tr\u1ee3, v\u1eeba \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 v\u00e0o ng\u00e0y 10 Th\u00e1ng Ch\u00edn, tr\u00ean t\u1ea1p ch\u00ed khoa h\u1ecdc JCI Insight v\u00e0 \u0111\u01b0\u1ee3c d\u1eabn d\u1eaft b\u1edfi c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i University of California, Riverside c\u00f9ng s\u1ef1 h\u1ee3p t\u00e1c v\u1edbi c\u00e1c nh\u00e0 khoa h\u1ecdc t\u1eeb University of Nevada, Reno v\u00e0 University of Utah, Salt Lake City.<\/p>\n
The post \u0110\u1eddi cha \u2018\u0103n m\u1eb7n,\u2019 \u0111\u1eddi con kh\u00f4ng ch\u1ec9 \u2018kh\u00e1t n\u01b0\u1edbc\u2019<\/a> appeared first on Saigon Nh\u1ecf<\/a>.<\/p>\n \u00a0<\/p>","protected":false},"excerpt":{"rendered":" Theo nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y, nh\u1eefng \u00f4ng b\u1ed1 c\u0169ng g\u00f3p ph\u1ea7n l\u00e0m t\u0103ng nguy c\u01a1 m\u1eafc b\u1ec7nh tim cho con g\u00e1i m\u00ecnh b\u1eb1ng c\u00e1ch tu\u00e2n theo kh\u1ea9u ph\u1ea7n \u0103n nhi\u1ec1u cholesterol. M\u1ed9t nh\u00f3m c\u00e1c nh\u00e0 khoa h\u1ecdc t\u1eeb c\u00e1c tr\u01b0\u1eddng \u0111\u1ea1i h\u1ecdc \u1edf California, Nevada v\u00e0 Utah \u0111\u00e3 cho nh\u1eefng con chu\u1ed9t \u0111\u1ef1c \u0103n nhi\u1ec1u …<\/p>","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[82,43],"tags":[],"class_list":["post-52984","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-society","category-health"],"_links":{"self":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/posts\/52984","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/comments?post=52984"}],"version-history":[{"count":0,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/posts\/52984\/revisions"}],"wp:attachment":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/media?parent=52984"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/categories?post=52984"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/tags?post=52984"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}