{"id":25875,"date":"2020-08-16T10:30:10","date_gmt":"2020-08-16T03:30:10","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=25875"},"modified":"2021-11-14T20:06:48","modified_gmt":"2021-11-14T13:06:48","slug":"hoi-sinh-vi-sinh-vat-100-trieu-nam-tuoi-duoi-day-bien","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/hoi-sinh-vi-sinh-vat-100-trieu-nam-tuoi-duoi-day-bien\/","title":{"rendered":"H\u1ed3i sinh vi sinh v\u1eadt 100 tri\u1ec7u n\u0103m tu\u1ed5i d\u01b0\u1edbi \u0111\u00e1y bi\u1ec3n"},"content":{"rendered":"\n

NH\u1eacT B\u1ea2NC\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e1nh th\u1ee9c th\u00e0nh c\u00f4ng nh\u1eefng vi sinh v\u1eadt trong tr\u1ea7m t\u00edch c\u1ed5 \u0111\u1ea1i, th\u00fac \u0111\u1ea9y ch\u00fang ph\u00e1t tri\u1ec3n v\u00e0 nh\u00e2n l\u00ean trong ph\u00f2ng th\u00ed nghi\u1ec7m.<\/p>\n\n\n\n

\"Vi
Vi sinh v\u1eadt trong tr\u1ea7m t\u00edch 101,5 tri\u1ec7u n\u0103m. \u1ea2nh: Phys.org.<\/em><\/figcaption><\/figure><\/div>\n\n\n\n

Trong nghi\u00ean c\u1ee9u m\u1edbi c\u00f4ng b\u1ed1 h\u00f4m 28\/7 tr\u00ean t\u1ea1p ch\u00ed Nature Communications, m\u1ed9t nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u1ebfn t\u1eeb Nh\u1eadt B\u1ea3n ph\u00e1t hi\u1ec7n n\u1ebfu cung c\u1ea5p th\u1ee9c \u0103n \u1edf \u0111i\u1ec1u ki\u1ec7n ph\u00f2ng th\u00ed nghi\u1ec7m ph\u00f9 h\u1ee3p, vi sinh v\u1eadt 100 tri\u1ec7u n\u0103m tu\u1ed5i thu th\u1eadp t\u1eeb tr\u1ea7m t\u00edch c\u00f3 th\u1ec3 h\u1ed3i sinh v\u00e0 nh\u00e2n l\u00ean, ngay c\u1ea3 khi b\u1ea5t ho\u1ea1t t\u1eeb th\u1eddi nh\u1eefng lo\u00e0i kh\u1ee7ng long l\u1edbn c\u00f2n lang thang tr\u00ean Tr\u00e1i \u0110\u1ea5t.<\/p>\n\n\n\n

Nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u1ebfn t\u1eeb C\u01a1 quan Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 Tr\u00e1i \u0110\u1ea5t – \u0110\u1ea1i d\u01b0\u01a1ng Nh\u1eadt B\u1ea3n (JAMSTEC), Tr\u01b0\u1eddng H\u1ea3i d\u01b0\u01a1ng h\u1ecdc URI, Vi\u1ec7n Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 C\u00f4ng nghi\u1ec7p Cao c\u1ea5p, \u0110\u1ea1i h\u1ecdc Kochi v\u00e0 t\u1ed5 ch\u1ee9c Marine Works Japan, l\u1ea5y m\u1eabu tr\u1ea7m t\u00edch c\u1ed5 \u0111\u1ea1i c\u00e1ch \u0111\u00e2y h\u00e0ng ch\u1ee5c n\u0103m trong chuy\u1ebfn th\u00e1m hi\u1ec3m d\u00f2ng h\u1ea3i l\u01b0u xoay chi\u1ec1u South Pacific Gyre, n\u01a1i c\u00f3 \u00edt d\u01b0\u1ee1ng ch\u1ea5t nh\u1ea5t \u0111\u1ec3 cung c\u1ea5p cho m\u1ea1ng l\u01b0\u1edbi th\u1ee9c \u0103n \u1edf bi\u1ec3n.<\/p>\n\n\n\n

“B\u0103n kho\u0103n ch\u00ednh c\u1ee7a ch\u00fang t\u00f4i l\u00e0 li\u1ec7u s\u1ef1 s\u1ed1ng c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i \u1edf m\u00f4i tr\u01b0\u1eddng h\u1ea1n ch\u1ebf v\u1ec1 d\u01b0\u1ee1ng ch\u1ea5t kh\u00f4ng hay \u0111\u00e2y l\u00e0 v\u00f9ng kh\u00f4ng c\u00f3 s\u1ef1 s\u1ed1ng”, tr\u01b0\u1edfng nh\u00f3m nghi\u00ean c\u1ee9u Yuki Morono, nh\u00e0 khoa h\u1ecdc \u1edf JAMSTEC, cho bi\u1ebft. “V\u00e0 ch\u00fang t\u00f4i mu\u1ed1n bi\u1ebft c\u00e1c vi sinh v\u1eadt c\u00f3 th\u1ec3 duy tr\u00ec s\u1ef1 s\u1ed1ng bao l\u00e2u trong \u0111i\u1ec1u ki\u1ec7n g\u1ea7n nh\u01b0 kh\u00f4ng c\u00f3 th\u1ee9c \u0103n”.<\/p>\n\n\n\n

\u1ede \u0111\u00e1y bi\u1ec3n, c\u00f3 nhi\u1ec1u l\u1edbp tr\u1ea7m t\u00edch, bao g\u1ed3m tuy\u1ebft bi\u1ec3n (m\u1ea3nh v\u1ee5n h\u1eefu c\u01a1 r\u01a1i xu\u1ed1ng t\u1eeb m\u1eb7t bi\u1ec3n), b\u1ee5i v\u00e0 c\u00e1c h\u1ea1t do gi\u00f3 v\u00e0 d\u00f2ng h\u1ea3i l\u01b0u \u0111\u01b0a \u0111\u1ebfn. Nh\u1eefng d\u1ea1ng s\u1ed1ng nh\u1ecf nh\u01b0 vi sinh v\u1eadt c\u00f3 th\u1ec3 b\u1ecb gi\u1eef trong tr\u1ea7m t\u00edch.<\/p>\n\n\n\n

Tr\u00ean t\u00e0u nghi\u00ean c\u1ee9u JOIDES Resolution, Morono v\u00e0 c\u1ed9ng s\u1ef1 khoan nhi\u1ec1u l\u00f5i tr\u1ea7m t\u00edch \u1edf \u0111\u1ed9 s\u00e2u 100 m d\u01b0\u1edbi \u0111\u00e1y bi\u1ec3n v\u00e0 c\u00e1ch m\u1eb7t bi\u1ec3n g\u1ea7n 6.000 m. Nh\u00f3m nghi\u00ean c\u1ee9u ph\u00e1t hi\u1ec7n oxy t\u1ed3n t\u1ea1i \u1edf m\u1ecdi l\u00f5i, h\u00e9 l\u1ed9 n\u1ebfu tr\u1ea7m t\u00edch t\u00edch t\u1ee5 ch\u1eadm r\u00e3i tr\u00ean \u0111\u00e1y bi\u1ec3n \u1edf t\u1ed1c \u0111\u1ed9 1 – 2 m\u00e9t sau m\u1ed9t tri\u1ec7u n\u0103m, oxy s\u1ebd x\u00e2m nh\u1eadp xuy\u00ean qua \u0111\u00e1y bi\u1ec3n. \u0110i\u1ec1u ki\u1ec7n n\u00e0y cho ph\u00e9p nh\u1eefng t\u1ed5 ch\u1ee9c vi sinh v\u1eadt \u01b0a kh\u00ed t\u1ed3n t\u1ea1i h\u00e0ng tri\u1ec7u n\u0103m.<\/p>\n\n\n\n

Sau khi tinh ch\u1ec9nh quy tr\u00ecnh th\u00ed nghi\u1ec7m, nh\u00f3m nghi\u00ean c\u1ee9u \u1ea5p m\u1eabu v\u1eadt \u0111\u1ec3 vi sinh v\u1eadt ph\u00e1t tri\u1ec3n. K\u1ebft qu\u1ea3 cho th\u1ea5y vi sinh v\u1eadt trong tr\u1ea7m t\u00edch s\u1ed1ng s\u00f3t sau th\u1eddi gian d\u00e0i kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng, ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n v\u00e0 nh\u00e2n l\u00ean. Ph\u00e1t hi\u1ec7n khi\u1ebfn Morono v\u00f4 c\u00f9ng kinh ng\u1ea1c. “L\u00fac \u0111\u1ea7u t\u00f4i v\u1eabn c\u00f2n ho\u00e0i nghi, nh\u01b0ng sau \u0111\u00f3 ch\u00fang t\u00f4i nh\u1eadn th\u1ea5y 99,1% vi khu\u1ea9n \u1edf tr\u1ea7m t\u00edch l\u1eafng \u0111\u1ecdng c\u00e1ch \u0111\u00e2y 101,5 tri\u1ec7u n\u0103m v\u1eabn c\u00f2n s\u1ed1ng v\u00e0 s\u1eb5n s\u00e0ng \u0103n”, Morono n\u00f3i.<\/p>\n\n\n\n

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u hy v\u1ecdng c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p t\u01b0\u01a1ng t\u1ef1 \u0111\u1ec3 tr\u1ea3 l\u1eddi nh\u1eefng c\u00e2u h\u1ecfi kh\u00e1c v\u1ec1 qu\u00e1 kh\u1ee9 \u0111\u1ecba ch\u1ea5t. Theo Morono, cu\u1ed9c s\u1ed1ng c\u1ee7a vi khu\u1ea9n \u1edf d\u01b0\u1edbi \u0111\u00e1y bi\u1ec3n di\u1ec5n ra r\u1ea5t ch\u1eadm so v\u1edbi vi khu\u1ea9n \u1edf tr\u00ean m\u1eb7t n\u01b0\u1edbc, do \u0111\u00f3 t\u1ed1c \u0111\u1ed9 ti\u1ebfn h\u00f3a c\u1ee7a ch\u00fang c\u0169ng ch\u1eadm h\u01a1n. “Ch\u00fang t\u00f4i mu\u1ed1n t\u00ecm hi\u1ec3u nh\u1eefng lo\u00e0i vi sinh v\u1eadt c\u1ed5 \u0111\u1ea1i n\u00e0y ti\u1ebfn h\u00f3a nh\u01b0 th\u1ebf n\u00e0o. Nghi\u00ean c\u1ee9u c\u0169ng ch\u1ec9 ra v\u00f9ng b\u00ean d\u01b0\u1edbi \u0111\u00e1y bi\u1ec3n l\u00e0 n\u01a1i ho\u00e0n h\u1ea3o \u0111\u1ec3 kh\u00e1m ph\u00e1 gi\u1edbi h\u1ea1n c\u1ee7a s\u1ef1 s\u1ed1ng tr\u00ean Tr\u00e1i \u0110\u1ea5t”, Morono chia s\u1ebb.<\/p>\n\n\n\n

An Khang<\/strong>\u00a0(Theo\u00a0Phys.org<\/em>) ngu\u1ed3n: vnexpress<\/p>\n\n\n\n

H\u1ed3i sinh vi sinh v\u1eadt 100 tri\u1ec7u n\u0103m tu\u1ed5i d\u01b0\u1edbi \u0111\u00e1y bi\u1ec3n (vnexpress.net)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

NH\u1eacT B\u1ea2NC\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e1nh th\u1ee9c th\u00e0nh c\u00f4ng nh\u1eefng vi sinh v\u1eadt trong tr\u1ea7m t\u00edch c\u1ed5 \u0111\u1ea1i, th\u00fac \u0111\u1ea9y ch\u00fang ph\u00e1t tri\u1ec3n v\u00e0 nh\u00e2n l\u00ean trong ph\u00f2ng th\u00ed nghi\u1ec7m. Trong nghi\u00ean c\u1ee9u m\u1edbi c\u00f4ng b\u1ed1 h\u00f4m 28\/7 tr\u00ean t\u1ea1p ch\u00ed Nature Communications, m\u1ed9t nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u1ebfn t\u1eeb Nh\u1eadt B\u1ea3n ph\u00e1t hi\u1ec7n n\u1ebfu cung […]<\/p>\n","protected":false},"author":25,"featured_media":25876,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-25875","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\/25875","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\/25"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=25875"}],"version-history":[{"count":3,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/25875\/revisions"}],"predecessor-version":[{"id":29994,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/25875\/revisions\/29994"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/25876"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=25875"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=25875"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=25875"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}