{"id":4785,"date":"2016-03-03T16:36:40","date_gmt":"2016-03-03T09:36:40","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=4785"},"modified":"2017-10-02T11:45:12","modified_gmt":"2017-10-02T04:45:12","slug":"chi-tu-te-bao-da-co-the-tao-ra-bo-nao-mini-cua-con-nguoi","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/chi-tu-te-bao-da-co-the-tao-ra-bo-nao-mini-cua-con-nguoi\/","title":{"rendered":"Ch\u1ec9 t\u1eeb t\u1ebf b\u00e0o da c\u00f3 th\u1ec3 t\u1ea1o ra b\u1ed9 n\u00e3o mini c\u1ee7a con ng\u01b0\u1eddi"},"content":{"rendered":"

V\u1edbi b\u1ed9 n\u00e3o mini \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n t\u1eeb t\u1ebf b\u00e0o da n\u00e0y c\u00e1c nh\u00e0 khoa h\u1ecdc c\u00f3 th\u1ec3 ti\u1ebfn h\u00e0nh c\u00e1c th\u1eed nghi\u1ec7m li\u00ean quan t\u1edbi n\u00e3o m\u00e0 kh\u00f4ng c\u1ea7n s\u1eed d\u1ee5ng \u0111\u1ed9ng v\u1eadt.<\/strong><\/p>\n

\"\"<\/p>\n

M\u1ed7i n\u0103m, h\u00e0ng tri\u1ec7u \u0111\u1ed9ng v\u1eadt tr\u00ean th\u1ebf gi\u1edbi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c th\u00ed nghi\u1ec7m y, sinh h\u1ecdc. C\u00e1c nh\u00f3m b\u1ea3o v\u1ec7 \u0111\u1ed9ng v\u1eadt nh\u01b0 PETA v\u00e0 H\u1ed9i Con ng\u01b0\u1eddi r\u1ea5t nhi\u1ec1u l\u1ea7n l\u00ean ti\u1ebfng y\u00eau c\u1ea7u k\u1ebft th\u00fac nh\u1eefng th\u1eed nghi\u1ec7m tr\u00ean \u0111\u1ec3 tr\u00e1nh c\u00e1c v\u1ea5n \u0111\u1ec1 \u0111\u1ea1o \u0111\u1ee9c c\u0169ng nh\u01b0 ti\u1ebft ki\u1ec7m chi ph\u00ed b\u1edfi k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m tr\u00ean \u0111\u1ed9ng v\u1eadt kh\u00f4ng \u0111\u00e1ng tin c\u1eady nh\u01b0 ch\u00fang ta ngh\u0129. Trong khi \u0111\u00f3, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u v\u1eabn ti\u1ebfp t\u1ee5c b\u1ea3o v\u1ec7 c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh th\u1eed nghi\u1ec7m v\u1edbi l\u1eadp lu\u1eadn r\u1eb1ng ch\u00fang c\u1ea7n thi\u1ebft cho vi\u1ec7c c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng cu\u1ed9c s\u1ed1ng c\u1ee7a con ng\u01b0\u1eddi.<\/p>\n

Tuy nhi\u00ean, nh\u1edd v\u00e0o m\u1ed9t s\u1ed1 nghi\u00ean c\u1ee9u ti\u00ean phong t\u1ea1i Tr\u01b0\u1eddng Y t\u1ebf C\u00f4ng c\u1ed9ng Johns Hopkins Bloomberg School, th\u1eed nghi\u1ec7m tr\u00ean \u0111\u1ed9ng v\u1eadt c\u00f3 th\u1ec3 s\u1edbm \u0111i v\u00e0o d\u0129 v\u00e3ng, \u00edt nh\u1ea5t l\u00e0 nh\u1eefng th\u1eed nghi\u1ec7m c\u00f3 li\u00ean quan t\u1edbi n\u00e3o.
\nT\u1ea1i m\u1ed9t h\u1ed9i ngh\u1ecb c\u1ee7a Hi\u1ec7p h\u1ed9i V\u00ec s\u1ef1 Ti\u1ebfn b\u1ed9 c\u1ee7a Khoa h\u1ecdc Hoa K\u1ef3 m\u1edbi di\u1ec5n ra g\u1ea7n \u0111\u00e2y, c\u00e1c nh\u00e0 khoa h\u1ecdc tuy\u00ean b\u1ed1 r\u1eb1ng h\u1ecd \u0111\u00e3 ph\u00e1t tri\u1ec3n th\u00e0nh c\u00f4ng m\u1ed9t b\u1ed9 n\u00e3o mini t\u1eeb c\u00e1c neuron v\u00e0 t\u1ebf b\u00e0o c\u1ee7a n\u00e3o ng\u01b0\u1eddi v\u1edbi kh\u1ea3 n\u0103ng t\u00e1i t\u1ea1o m\u1ed9t s\u1ed1 ch\u1ee9c n\u0103ng c\u1ee7a b\u1ed9 n\u00e3o. C\u00e1c nh\u00e0 khoa h\u1ecdc hy v\u1ecdng r\u1eb1ng b\u1ed9 n\u00e3o mini nh\u00e2n t\u1ea1o n\u00e0y s\u1ebd gi\u00fap thay \u0111\u1ed5i ph\u01b0\u01a1ng th\u1ee9c th\u1eed nghi\u1ec7m c\u00e1c lo\u1ea1i thu\u1ed1c m\u1edbi theo h\u01b0\u1edbng an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n v\u00e0 ch\u1ea5m d\u1ee9t c\u00e1c th\u1eed nghi\u1ec7m tr\u00ean \u0111\u1ed9ng v\u1eadt.<\/p>\n

“95% lo\u1ea1i thu\u1ed1c r\u1ea5t h\u1ee9a h\u1eb9n tr\u00ean \u0111\u1ed9ng v\u1eadt \u0111\u00e3 th\u1ea5t b\u1ea1i khi \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m tr\u00ean con ng\u01b0\u1eddi g\u00e2y l\u00e3ng ph\u00ed r\u1ea5t nhi\u1ec1u th\u1eddi gian v\u00e0 ti\u1ec1n b\u1ea1c”<\/em>, Thomas Hartung, tr\u01b0\u1edfng nh\u00f3m nghi\u00ean c\u1ee9u, chia s\u1ebb. \u00d4ng hi\u1ec7n l\u00e0 Gi\u00e1o s\u01b0 ki\u00eam Ch\u1ee7 t\u1ecbch khoa \u0110\u1ed9c h\u1ecdc t\u1ea1i Bloomberg School. “M\u1eb7c d\u00f9 th\u1eed nghi\u1ec7m tr\u00ean \u0111\u1ed9ng v\u1eadt g\u1eb7m nh\u1ea5m cho nh\u1eefng k\u1ebft qu\u1ea3 kh\u1ea3 thi nh\u01b0ng ch\u00fang ta kh\u00f4ng th\u1ec3 ki\u1ebfm ra m\u1ed9t con chu\u1ed9t 70 kg. V\u00e0 d\u00f9 ch\u1ec9 l\u00e0 b\u1ed9 n\u00e3o nh\u00e2n t\u1ea1o nh\u01b0ng n\u00f3 mang l\u1ea1i cho ch\u00fang ta nhi\u1ec1u th\u00f4ng tin h\u1eefu \u00edch h\u01a1n n\u00e3o c\u1ee7a c\u00e1c lo\u00e0i g\u1eb7m nh\u1ea5m”.<\/em><\/p>\n

Th\u1ef1c s\u1ef1 b\u1ed9 n\u00e3o mini n\u00e0y c\u00f3 k\u00edch th\u01b0\u1edbc r\u1ea5t nh\u1ecf. V\u1edbi \u0111\u01b0\u1eddng k\u00ednh 350 micromet, n\u00f3 ch\u1ec9 to b\u1eb1ng m\u1eaft c\u1ee7a m\u1ed9t con ru\u1ed3i. \u0110\u1ec3 ph\u00e1t tri\u1ec3n b\u1ed9 n\u00e3o, Hartung v\u00e0 c\u00e1c \u0111\u1ed3ng nghi\u1ec7p c\u1ee7a \u00f4ng \u0111\u00e3 s\u1eed d\u1ee5ng t\u1ebf b\u00e0o g\u1ed1c \u0111a n\u0103ng c\u1ea3m \u1ee9ng, m\u1ed9t t\u1ebf b\u00e0o tr\u01b0\u1edfng th\u00e0nh \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh l\u1ea1i t\u00ednh di truy\u1ec1n h\u1ecdc th\u00e0nh m\u1ed9t t\u1ebf b\u00e0o g\u1ed1c ph\u00f4i.<\/p>\n

Hartung v\u00e0 c\u00e1c \u0111\u1ed3ng nghi\u1ec7p \u0111\u00e3 d\u00f9ng t\u1ebf b\u00e0o da c\u1ee7a nh\u1eefng ng\u01b0\u1eddi tr\u01b0\u1edfng th\u00e0nh kh\u1ecfe m\u1ea1nh l\u00e0m \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u cho b\u1ed9 n\u00e3o mini c\u1ee7a h\u1ecd. Nh\u1eefng t\u1ebf b\u00e0o n\u00e0y \u0111\u01b0\u1ee3c k\u00edch th\u00edch \u0111\u1ec3 ph\u00e1t tri\u1ec3n th\u00e0nh t\u1ebf b\u00e0o n\u00e3o v\u00e0 sau \u0111\u00f3 \u0111\u01b0\u1ee3c nu\u00f4i c\u1ea5y trong v\u00f2ng 8 tu\u1ea7n. Sau t\u00e1m tu\u1ea7n, b\u1ed9 n\u00e3o mini ph\u00e1t tri\u1ec3n th\u00e0nh b\u1ed1n lo\u1ea1i neuron v\u00e0 hai lo\u1ea1i t\u1ebf b\u00e0o h\u1ed7 tr\u1ee3 hay c\u00f2n g\u1ecdi l\u00e0 t\u1ebf b\u00e0o h\u00ecnh sao Astrocytes v\u00e0 t\u1ebf b\u00e0o \u00edt nh\u00e1nh Oligodendrocytes. T\u1ebf b\u00e0o h\u1ed7 tr\u1ee3 Oligodendrocytes t\u1ea1o ra myelin, m\u1ed9t ch\u1ea5t b\u00e9o m\u00e0u tr\u1eafng gi\u00fap c\u00e1ch \u0111i\u1ec7n gi\u1eefa c\u00e1c tr\u1ee5c neuron th\u1ea7n kinh v\u00e0 cho ph\u00e9p ch\u00fang giao ti\u1ebfp nhanh h\u01a1n.<\/p>\n

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 c\u00f3 th\u1ec3 quan s\u00e1t qu\u00e1 tr\u00ecnh myelin \u0111\u01b0\u1ee3c t\u1ea1o ra v\u00e0 c\u00f3 th\u1ec3 ghi l\u1ea1i ho\u1ea1t \u0111\u1ed9ng t\u1ef1 ph\u00e1t \u0111i\u1ec7n n\u00e3o trong b\u1ed9 n\u00e3o mini. \u0110\u1ec3 ki\u1ec3m tra ch\u00fang, ho \u0111\u00e3 \u0111\u1eb7t b\u1ed9 n\u00e3o l\u00ean m\u1ed9t m\u1ea3ng \u0111i\u1ec7n c\u1ef1c v\u00e0 l\u1eafng nghe ho\u1ea1t \u0111\u1ed9ng \u0111i\u1ec7n n\u00e3o khi c\u00e1c lo\u1ea1i thu\u1ed1c \u0111\u01b0\u1ee3c ti\u00eam v\u00e0o.<\/p>\n

“Ch\u00fang t\u00f4i kh\u00f4ng ph\u1ea3i l\u00e0 nh\u00f3m \u0111\u1ea7u ti\u00ean t\u1ea1o ra m\u00f4 h\u00ecnh n\u00e3o v\u00e0 c\u0169ng kh\u00f4ng ph\u1ea3i l\u00e0 nh\u00f3m c\u00f3 th\u1ee9 t\u1ed1t nh\u1ea5t”<\/em>, Hartung khi\u00eam t\u1ed1n. “Nh\u01b0ng \u0111\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng b\u1ed9 n\u00e3o chu\u1ea9n m\u1ef1c nh\u1ea5t. Khi th\u1eed nghi\u1ec7m thu\u1ed1c \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 c\u00e1c t\u1ebf b\u00e0o trong nghi\u00ean c\u1ee9u ph\u1ea3i gi\u1ed1ng th\u1eadt nh\u1ea5t c\u00f3 th\u1ec3 nh\u1eb1m \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u00e0 ch\u00ednh x\u00e1c nh\u1ea5t”.<\/em><\/p>\n

Theo Hartung, h\u00e0ng tr\u0103m b\u1ed9 n\u00e3o mini c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n t\u1eeb c\u00f9ng m\u1ed9t l\u00f4 t\u1ebf b\u00e0o v\u00e0 ch\u1ec9 c\u1ea7n \u0111\u0129a petri \u0111\u1ec3 ch\u1ee9a ch\u00fang. Ngo\u00e0i vi\u1ec7c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 nghi\u00ean c\u1ee9u d\u01b0\u1ee3c ph\u1ea9m, ch\u00fang c\u00f2n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng cho c\u00e1c nghi\u00ean c\u1ee9u li\u00ean quan t\u1edbi nh\u1eefng c\u0103n b\u1ec7nh th\u00e1i h\u00f3a th\u1ea7n kinh nh\u01b0 Parkinson v\u00e0 Alzheimer c\u0169ng nh\u01b0 nhi\u1ec5m virus, ch\u1ea5n th\u01b0\u01a1ng v\u00e0 \u0111\u1ed9t qu\u1ef5. Hi\u1ec7n Hartung \u0111ang \u0111\u01b0\u1ee3c c\u1ea5p b\u1eb1ng s\u00e1ng ch\u1ebf cho b\u1ed9 n\u00e3o mini c\u1ee7a nh\u00f3m \u00f4ng v\u00e0 c\u00f3 k\u1ebf ho\u1ea1ch s\u1ea3n xu\u1ea5t m\u1ed9t phi\u00ean b\u1ea3n th\u01b0\u01a1ng m\u1ea1i v\u00e0o n\u0103m 2016 th\u00f4ng qua m\u1ed9t th\u1ef1c th\u1ec3 c\u00f3 t\u00ean ORGANNOME.<\/p>\n

Hartung n\u00f3i r\u1eb1ng b\u1ed9 n\u00e3o n\u00e0y c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u00e1i s\u1ea3n xu\u1ea5t v\u00e0 \u00f4ng hy v\u1ecdng n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m trong t\u01b0\u01a1ng lai.<\/p>\n

“Ch\u00fang t\u00f4i tin r\u1eb1ng trong t\u01b0\u01a1ng lai, c\u00e1c nghi\u00ean c\u1ee9u v\u1ec1 n\u00e3o s\u1ebd kh\u00f4ng c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u1ed9ng v\u1eadt m\u00e0 ph\u1ee5 thu\u1ed9c nhi\u1ec1u h\u01a1n v\u00e0o con ng\u01b0\u1eddi v\u00e0 c\u00e1c m\u1eabu v\u1eadt t\u1ebf b\u00e0o”<\/em>, Hartung n\u00f3i. “Ch\u1ec9 khi n\u00e0o m\u00f4 h\u00ecnh n\u00e3o nh\u01b0 th\u1ebf n\u00e0y c\u00f3 m\u1eb7t trong t\u1ea5t c\u1ea3 c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m v\u00e0o b\u1ea5t k\u1ef3 th\u1eddi \u0111i\u1ec3m n\u00e0o th\u00ec ch\u00fang ta m\u1edbi c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf th\u1eed nghi\u1ec7m tr\u00ean \u0111\u1ed9ng v\u1eadt \u1edf quy m\u00f4 l\u1edbn”<\/em>. Hartung v\u00e0 Trung t\u00e2m T\u00ecm gi\u1ea3i ph\u00e1p Thay th\u1ebf Th\u1eed nghi\u1ec7m tr\u00ean \u0110\u1ed9ng v\u1eadt John Hopkins m\u00e0 \u00f4ng ch\u1ec9 \u0111\u1ea1o c\u0169ng \u0111ang r\u1ea5t t\u00edch c\u1ef1c trong vi\u1ec7c t\u00ecm ra nh\u1eefng gi\u1ea3i ph\u00e1p nh\u1eb1m lo\u1ea1i b\u1ecf c\u00e1c ph\u01b0\u01a1ng th\u1ee9c th\u1eed nghi\u1ec7m tr\u00ean \u0111\u1ed9ng v\u1eadt kh\u1ecfi c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m tr\u00ean to\u00e0n th\u1ebf gi\u1edbi.<\/p>\n

Tham kh\u1ea3o Motherboard<\/em><\/p>\n

Tham kh\u1ea3o Motherboard<\/em>
\n http:\/\/genk.vn<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

V\u1edbi b\u1ed9 n\u00e3o mini \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n t\u1eeb t\u1ebf b\u00e0o da n\u00e0y c\u00e1c nh\u00e0 khoa h\u1ecdc c\u00f3 th\u1ec3 ti\u1ebfn h\u00e0nh c\u00e1c th\u1eed nghi\u1ec7m li\u00ean quan t\u1edbi n\u00e3o m\u00e0 kh\u00f4ng c\u1ea7n s\u1eed d\u1ee5ng \u0111\u1ed9ng v\u1eadt. M\u1ed7i n\u0103m, h\u00e0ng tri\u1ec7u \u0111\u1ed9ng v\u1eadt tr\u00ean th\u1ebf gi\u1edbi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c th\u00ed nghi\u1ec7m y, sinh h\u1ecdc. C\u00e1c nh\u00f3m […]<\/p>\n","protected":false},"author":17,"featured_media":5318,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-4785","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\/4785","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=4785"}],"version-history":[{"count":3,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4785\/revisions"}],"predecessor-version":[{"id":5319,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4785\/revisions\/5319"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/5318"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=4785"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=4785"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=4785"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}