Ph\u00e1t hi\u1ec7n m\u1edbi c\u1ee7a c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i UC Davis ph\u00e1t hi\u1ec7n ra m\u1ed9t ch\u1ea5t h\u00f3a h\u1ecdc \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong c\u00e1c s\u1ea3n ph\u1ea9m d\u00e0nh cho tr\u1ebb em, c\u00f3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c sinh non. Theo Newsweek.<\/p>\n
Theo nghi\u00ean c\u1ee9u m\u1edbi tr\u00ean t\u1ea1p ch\u00ed Environmental Health Perspectives<\/a>, vi\u1ec7c ti\u1ebfp x\u00fac v\u1edbi m\u1ed9t s\u1ed1 ch\u1ea5t ch\u1ed1ng ch\u00e1y este organophosphate, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 OPE, trong th\u1eddi k\u1ef3 mang thai c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y sinh non, trong khi c\u00e1c ch\u1ea5t OPE kh\u00e1c l\u1ea1i khi\u1ebfn tr\u1ebb c\u00f3 c\u00e2n n\u1eb7ng cao h\u01a1n b\u00ecnh th\u01b0\u1eddng.<\/p>\n Ch\u1ea5t OPE \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 ch\u1ebf t\u1ea1o r\u1ea5t nhi\u1ec1u th\u1ee9, bao g\u1ed3m \u0111\u1ed3 n\u1ed9i th\u1ea5t, s\u1ea3n ph\u1ea9m tr\u1ebb em, \u0111\u1ed3 \u0111i\u1ec7n t\u1eed, d\u1ec7t may v\u00e0 v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng, c\u0169ng l\u00e0 ch\u1ea5t ch\u1ed1ng ch\u00e1y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ng\u0103n ch\u1eb7n h\u1ecfa ho\u1ea1n v\u00e0 c\u0169ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u00e1c s\u1ea3n ph\u1ea9m b\u1eb1ng nh\u1ef1a.<\/p>\n Nh\u1eefng h\u00f3a ch\u1ea5t n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ng\u00e0y c\u00e0ng nhi\u1ec1u t\u1eeb gi\u1eefa nh\u1eefng n\u0103m 2000, khi ch\u1ea5t ch\u1ed1ng ch\u00e1y polybrominated b\u1ecb lo\u1ea1i b\u1ecf do d\u1ea5y l\u00ean m\u1ed1i lo ng\u1ea1i v\u1ec1 \u0111\u1ed9c t\u00ednh, v\u00e0 sau \u0111\u00f3 \u0111\u01b0\u1ee3c thay th\u1ebf b\u1eb1ng OPE. Tuy nhi\u00ean, ch\u1ea5t OPE ph\u00e2n h\u1ee7y theo th\u1eddi gian v\u00e0 tr\u1edf th\u00e0nh d\u1ea1ng h\u1ea1t, \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong b\u1ee5i v\u00e0 do \u0111\u00f3 x\u00e2m nh\u1eadp v\u00e0o c\u01a1 th\u1ec3 qua da ho\u1eb7c \u0111\u01b0\u1eddng h\u00f4 h\u1ea5p.<\/p>\n OPE th\u01b0\u1eddng \u0111\u01b0\u1ee3c nh\u00ecn th\u1ea5y trong x\u00e9t nghi\u1ec7m n\u01b0\u1edbc ti\u1ec3u c\u1ee7a r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi tr\u00ean kh\u1eafp Hoa K\u1ef3, khi\u1ebfn c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i UC Davis ph\u1ea3i \u0111i\u1ec1u tra xem li\u1ec7u ch\u00fang c\u00f3 \u1ea3nh h\u01b0\u1edfng g\u00ec \u0111\u1ebfn ph\u1ee5 n\u1eef mang thai v\u00e0 tr\u1ebb trong b\u1ee5ng m\u1eb9 hay kh\u00f4ng.<\/p>\n \u201cT\u1ea7m quan tr\u1ecdng c\u1ee7a nghi\u00ean c\u1ee9u n\u00e0y n\u1eb1m \u1edf vi\u1ec7c l\u00e0m s\u00e1ng t\u1ecf t\u00e1c \u0111\u1ed9ng ti\u1ec1m t\u00e0ng c\u1ee7a vi\u1ec7c ti\u1ebfp x\u00fac v\u1edbi c\u00e1c h\u00f3a ch\u1ea5t trong m\u1ed9t s\u1ed1 m\u00f4i tr\u01b0\u1eddng khi \u0111ang mang thai \u0111\u1ed1i v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a thai nhi. Nh\u1eefng ph\u00e1t hi\u1ec7n \u0111\u00f3 gi\u00fap ch\u00fang t\u00f4i hi\u1ec3u bi\u1ebft h\u01a1n v\u1ec1 c\u00e1ch c\u00e1c h\u00f3a ch\u1ea5t n\u00e0y \u0111ang \u00e2m th\u1ea7m gieo m\u1ea7m cho nh\u1eefng th\u00e1ch th\u1ee9c l\u00e2u d\u00e0i v\u1ec1 s\u1ee9c kh\u1ecfe c\u1ee7a nh\u1eefng th\u1ebf h\u1ec7 mai sau,\u201d t\u00e1c gi\u1ea3 nghi\u00ean c\u1ee9u \u2013 Jiwon Oh, m\u1ed9t h\u1ecdc gi\u1ea3 v\u1ec1 s\u1ee9c kh\u1ecfe m\u00f4i tr\u01b0\u1eddng v\u00e0 ngh\u1ec1 nghi\u1ec7p t\u1ea1i UC Davis, cho bi\u1ebft trong m\u1ed9t tuy\u00ean b\u1ed1.<\/p>\n C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 ph\u00e2n t\u00edch d\u1eef li\u1ec7u t\u1eeb 6,646 m\u1eb9 v\u00e0 con tr\u00ean kh\u1eafp n\u01b0\u1edbc M\u1ef9 trong th\u00ed nghi\u1ec7m mang t\u00ean Environmental Influences on Child Health Outcome (EICHO). H\u1ecd \u0111o ch\u00edn\u00a0d\u1ea5u hi\u1ec7u sinh h\u1ecdc OPE trong n\u01b0\u1edbc ti\u1ec3u c\u1ee7a ng\u01b0\u1eddi mang thai t\u1eeb n\u0103m 2007 \u0111\u1ebfn n\u0103m 2020, h\u1ea7u h\u1ebft c\u00e1c m\u1eabu \u0111\u01b0\u1ee3c l\u1ea5y trong qu\u00fd th\u1ee9 hai v\u00e0 th\u1ee9 ba c\u1ee7a thai k\u1ef3. H\u1ecd c\u0169ng s\u1eed d\u1ee5ng d\u1eef li\u1ec7u v\u1ec1 k\u1ebft qu\u1ea3 sinh n\u1edf c\u1ee7a nh\u1eefng \u0111\u1ee9a tr\u1ebb, bao g\u1ed3m c\u00e2n n\u1eb7ng khi sinh v\u00e0 tu\u1ed5i thai (m\u1ee9c \u0111\u1ed9 sinh non c\u1ee7a tr\u1ebb).<\/p>\n C\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t hi\u1ec7n ra r\u1eb1ng trong s\u1ed1 ch\u00edn d\u1ea5u hi\u1ec7u OPE, sau khi nh\u00ecn v\u00e0o x\u00e9t nghi\u1ec7m n\u01b0\u1edbc ti\u1ec3u, s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a ba d\u1ea5u hi\u1ec7u trong s\u1ed1 \u0111\u00f3 c\u00f3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c t\u0103ng nguy c\u01a1 sinh non, \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a l\u00e0 sinh tr\u01b0\u1edbc 37 tu\u1ea7n. C\u00e1c ch\u1ea5t OPE n\u00e0y bao g\u1ed3m c\u00e1c h\u00f3a ch\u1ea5t dibutyl phosphate, di-isobutyl phosphate v\u00e0 bis(butoxyethyl) phosphate.<\/p>\n M\u1ed1i li\u00ean h\u1ec7 n\u00e0y \u0111\u1eb7c bi\u1ec7t r\u00f5 r\u00e0ng h\u01a1n \u0111\u1ed1i v\u1edbi tr\u1ebb s\u01a1 sinh l\u00e0 n\u1eef gi\u1edbi.<\/p>\n (minh h\u1ecda: Jimmy Conover\/Unsplash)<\/p>\n Sinh non ch\u01b0a \u0111\u1ee7 th\u00e1ng l\u00e0 nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1, trong \u0111\u00f3 tr\u1ebb sinh non c\u00f3 nhi\u1ec1u kh\u1ea3 n\u0103ng m\u1eafc c\u00e1c b\u1ec7nh l\u00e2u d\u00e0i, nh\u01b0 hen suy\u1ec5n v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 \u0103n u\u1ed1ng, c\u0169ng nh\u01b0 ch\u1eadm ph\u00e1t tri\u1ec3n. C\u00e1c b\u00e9 sinh non c\u0169ng c\u00f3 nguy c\u01a1 m\u1eafc h\u1ed9i ch\u1ee9ng \u201c\u0111\u1ed9t t\u1eed \u1edf tr\u1ebb s\u01a1 sinh.\u201d<\/p>\n M\u1ed9t s\u1ed1 ch\u1ea5t OPE kh\u00e1c \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n c\u00f3 li\u00ean quan \u0111\u1ebfn l\u00fd do m\u1ed9t s\u1ed1 tr\u1ebb s\u01a1 sinh c\u00f3 c\u00e2n n\u1eb7ng cao h\u01a1n b\u00ecnh th\u01b0\u1eddng, bao g\u1ed3m c\u00e1c ch\u1ea5t bis (1-chloro-2-propyl) phosphate, bis(2-methylphenyl) phosphate v\u00e0 dipropyl phosphate. \u0110\u00e2y l\u00e0 nguy\u00ean nh\u00e2n l\u00e0m t\u0103ng nguy c\u01a1 b\u00e9o ph\u00ec \u1edf tr\u1ebb em.<\/p>\n Deborah Bennett, t\u00e1c gi\u1ea3 ch\u00ednh c\u1ee7a nghi\u00ean c\u1ee9u v\u00e0 l\u00e0 gi\u00e1o s\u01b0 v\u1ec1 s\u1ee9c kh\u1ecfe m\u00f4i tr\u01b0\u1eddng t\u1ea1i UC Davis, cho bi\u1ebft: \u201cC\u00f3 h\u01a1n 6,000 tr\u01b0\u1eddng h\u1ee3p mang thai \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o nghi\u00ean c\u1ee9u n\u00e0y v\u00e0 v\u1edbi m\u1ed9t quy m\u00f4 l\u1edbn nh\u01b0 v\u1eady, ch\u00fang t\u00f4i r\u1ea5t t\u1ef1 tin v\u1ec1 nh\u1eefng ph\u00e1t hi\u1ec7n c\u1ee7a m\u00ecnh.\u201d<\/p>\n Bennett n\u00f3i th\u00eam: \u201cC\u1ea7n xem x\u00e9t c\u00e1c l\u1ef1a ch\u1ecdn v\u1ec1 ch\u00ednh s\u00e1ch nh\u1eb1m gi\u1ea3m thi\u1ec3u ph\u01a1i nhi\u1ec5m v\u1edbi ch\u1ea5t ch\u1ed1ng ch\u00e1y este organophosphate.\u201d C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u0169ng l\u01b0u \u00fd r\u1eb1ng t\u00e1c \u0111\u1ed9ng c\u1ee7a OPE c\u00f3 kh\u1ea3 n\u0103ng ph\u00e1t sinh do ch\u00fang l\u00e0 ch\u1ea5t g\u00e2y r\u1ed1i lo\u1ea1n n\u1ed9i ti\u1ebft (c\u00e1c tuy\u1ebfn s\u1ea3n xu\u1ea5t h\u00f3c-m\u00f4n), g\u00e2y vi\u00eam v\u00e0 stress oxy h\u00f3a, c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn sinh non.<\/p>\n \u201cV\u00ec OPE l\u00e0 t\u1eeb v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng, d\u1ec7t may, \u0111i\u1ec7n t\u1eed v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m kh\u00e1c, n\u00ean ng\u01b0\u1eddi ti\u00eau d\u00f9ng kh\u00f3 m\u00e0 l\u1ef1a ch\u1ecdn nh\u1eefng s\u1ea3n ph\u1ea9m kh\u00e1c kh\u00f4ng ch\u1ee9a OPE,\u201d Oh n\u00f3i. \u201cCh\u1ec9 nh\u1eefng thay \u0111\u1ed5i ch\u00ednh s\u00e1ch v\u00e0 quy \u0111\u1ecbnh, m\u1edbi gi\u1ea3m thi\u1ec3u r\u1ee7i ro n\u00e0y \u0111\u01b0\u1ee3c.\u201d<\/p>\n The post Ch\u1ea5t ch\u1ed1ng ch\u00e1y: Th\u1ee7 ph\u1ea1m g\u00e2y sinh non!<\/a> appeared first on Saigon Nh\u1ecf<\/a>.<\/p>\n \u00a0<\/p>","protected":false},"excerpt":{"rendered":" Ph\u00e1t hi\u1ec7n m\u1edbi c\u1ee7a c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i UC Davis ph\u00e1t hi\u1ec7n ra m\u1ed9t ch\u1ea5t h\u00f3a h\u1ecdc \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong c\u00e1c s\u1ea3n ph\u1ea9m d\u00e0nh cho tr\u1ebb em, c\u00f3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c sinh non. Theo Newsweek. Theo nghi\u00ean c\u1ee9u m\u1edbi tr\u00ean t\u1ea1p ch\u00ed Environmental Health Perspectives, vi\u1ec7c ti\u1ebfp x\u00fac v\u1edbi m\u1ed9t s\u1ed1 ch\u1ea5t …<\/p>","protected":false},"author":0,"featured_media":45801,"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-45800","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\/45800","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=45800"}],"version-history":[{"count":0,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/posts\/45800\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/media\/45801"}],"wp:attachment":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/media?parent=45800"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/categories?post=45800"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/tags?post=45800"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}