{"id":4862,"date":"2016-04-11T06:52:07","date_gmt":"2016-04-10T23:52:07","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=4862"},"modified":"2017-10-02T14:00:47","modified_gmt":"2017-10-02T07:00:47","slug":"cac-nha-khoa-hoc-da-tien-gan-hon-den-viec-su-dung-tim-lon-de-cay-ghep-cho-nguoi","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/cac-nha-khoa-hoc-da-tien-gan-hon-den-viec-su-dung-tim-lon-de-cay-ghep-cho-nguoi\/","title":{"rendered":"C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 ti\u1ebfn g\u1ea7n h\u01a1n \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng tim l\u1ee3n \u0111\u1ec3 c\u1ea5y gh\u00e9p cho ng\u01b0\u1eddi"},"content":{"rendered":"

Qu\u1ea3 tim l\u1ea5y t\u1eeb l\u1ee3n bi\u1ebfn \u0111\u1ed5i gen \u0111\u00e3 t\u1ed3n t\u1ea1i v\u00e0 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng, trong b\u1ee5ng c\u1ee7a m\u1ed9t con kh\u1ec9 \u0111\u1ea7u ch\u00f3 \u0111\u1ebfn h\u01a1n 2 n\u0103m. \u0110\u00e2y \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t b\u01b0\u1edbc ti\u1ebfn quan tr\u1ecdng trong vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c c\u01a1 quan t\u1eeb l\u1ee3n, \u0111\u1ec3 thay th\u1ebf cho b\u1ed9 ph\u1eadn b\u1ecb h\u01b0 h\u1ecfng tr\u00ean c\u01a1 th\u1ec3 con ng\u01b0\u1eddi.<\/strong><\/p>\n

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Qu\u1ea3 tim l\u1ea5y t\u1eeb l\u1ee3n bi\u1ebfn \u0111\u1ed5i gen \u0111\u00e3 t\u1ed3n t\u1ea1i v\u00e0 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng, trong b\u1ee5ng c\u1ee7a m\u1ed9t con kh\u1ec9 \u0111\u1ea7u ch\u00f3 \u0111\u1ebfn h\u01a1n 2 n\u0103m. \u0110\u00e2y \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t b\u01b0\u1edbc ti\u1ebfn quan tr\u1ecdng trong vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c c\u01a1 quan t\u1eeb l\u1ee3n, \u0111\u1ec3 thay th\u1ebf cho b\u1ed9 ph\u1eadn b\u1ecb h\u01b0 h\u1ecfng tr\u00ean c\u01a1 th\u1ec3 con ng\u01b0\u1eddi. \u2018Chi\u1ebfn t\u00edch\u2019 n\u00e0y \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh nh\u1edd s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a c\u00f4ng ngh\u1ec7 di truy\u1ec1n, v\u00e0 h\u00e0ng t\u00e1 thu\u1ed1c. C\u1ee5 th\u1ec3, c\u00e1c nh\u00e0 khoa h\u1ecdc t\u1ea1i Vi\u1ec7n Y t\u1ebf Qu\u1ed1c gia Hoa k\u1ef3 \u0111\u00e3 c\u00f3 th\u1ec3 gi\u1eef cho tr\u00e1i tim l\u1ee3n c\u00f2n s\u1ed1ng trong 5 con kh\u1ec9 \u0111\u1ea7u ch\u00f3, trong kho\u1ea3ng th\u1eddi gian trung b\u00ecnh l\u00e0 298 ng\u00e0y. Nh\u1eefng vi\u1ec7c c\u1ea7n l\u00e0m \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 \u0111\u00f3, ph\u1ea3i k\u1ec3 \u0111\u1ebfn nh\u01b0 k\u1ebft n\u1ed1i tr\u00e1i tim c\u1ee7a m\u1ed9t con l\u1ee3n \u0111\u1ebfn h\u1ec7 th\u1ed1ng tu\u1ea7n ho\u00e0n c\u1ee7a kh\u1ec9 \u0111\u1ea7u ch\u00f3, b\u00ean trong b\u1ee5ng c\u1ee7a n\u00f3. Sau \u0111\u00f3 gi\u1eef tr\u00e1i tim c\u00f2n s\u1ed1ng v\u1edbi m\u1ed9t l\u01b0\u1ee3ng thu\u1ed1c th\u00edch h\u1ee3p, cho ph\u00e9p c\u1ea5y gh\u00e9p ch\u00e9o gi\u1eefa hai lo\u00e0i.<\/p>\n

Ngo\u00e0i ra, nh\u1eefng con l\u1ee3n tham gia th\u00ed nghi\u1ec7m c\u0169ng \u0111\u00e3 \u0111\u01b0\u1ee3c bi\u1ebfn \u0111\u1ed5i gen, gi\u00fap n\u1ed9i t\u1ea1ng c\u1ee7a ch\u00fang t\u01b0\u01a1ng th\u00edch h\u01a1n v\u1edbi c\u01a1 ch\u1ebf sinh h\u1ecdc c\u1ee7a con ng\u01b0\u1eddi. \u1ede \u0111\u1ee3t th\u1eed nghi\u1ec7m tr\u01b0\u1edbc \u0111\u00f3, th\u1eddi gian t\u1ed1i \u0111a m\u00e0 tr\u00e1i tim c\u1ea5y gh\u00e9p s\u1ed1ng s\u00f3t trong c\u01a1 th\u1ec3 kh\u1ec9 l\u00e0 500 ng\u00e0y. Gi\u1edd \u0111\u00e2y, con s\u1ed1 \u0111\u00f3 \u0111\u00e3 l\u00ean \u0111\u1ebfn 945 ng\u00e0y. T\u00edn hi\u1ec7u kh\u1ea3 quan n\u00e0y s\u1ebd t\u1ea1o \u0111\u00e0 cho c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u, h\u01b0\u1edbng \u0111\u1ebfn m\u1ee5c ti\u00eau thay th\u1ebf ho\u00e0n to\u00e0n tim kh\u1ec9 \u0111\u1ea7u ch\u00f3 b\u1eb1ng tim l\u1ee3n, trong m\u1ed9t t\u01b0\u01a1ng lai kh\u00f4ng xa. (Hi\u1ec7n tim l\u1ee3n ch\u1ec9 \u0111\u01b0\u1ee3c gh\u00e9p v\u00e0o b\u1ee5ng kh\u1ec9, ch\u1ee9 kh\u00f4ng thay th\u1ebf. Ngh\u0129a l\u00e0 trong c\u01a1 th\u1ec3 kh\u1ec9 tham gia th\u1eed nghi\u1ec7m c\u00f3 \u0111\u1ebfn 2 qu\u1ea3 tim).<\/p>\n

N\u1ebfu th\u00e0nh c\u00f4ng, c\u00e1c nh\u00e0 khoa h\u1ecdc s\u1ebd b\u1eaft \u0111\u1ea7u chuy\u1ec3n h\u01b0\u1edbng th\u1ef1c hi\u1ec7n c\u1ea5y gh\u00e9p tim l\u1ee3n sang ng\u01b0\u1eddi, m\u1ed9t th\u1ee7 t\u1ee5c \u0111\u01b0\u1ee3c c\u00e1c b\u00e1c s\u0129 tin r\u1eb1ng s\u1ebd ch\u1ed1ng l\u1ea1i s\u1ef1 thi\u1ebfu h\u1ee5t, c\u1ee7a c\u00e1c c\u01a1 quan c\u1ea7n \u0111\u1ec3 thay th\u1ebf cho ng\u01b0\u1eddi. Kho\u1ea3ng 8.000 ng\u01b0\u1eddi ch\u1ebft m\u1ed7i n\u0103m trong khi ch\u1edd c\u00f3 c\u01a1 quan c\u1ea5y gh\u00e9p. Do nhu c\u1ea7u \u0111\u1ed1i v\u1edbi c\u00e1c c\u01a1 quan hi\u1ebfn t\u1eb7ng l\u00e0 r\u1ea5t cao, c\u00e1c nh\u00e0 khoa h\u1ecdc t\u1eeb l\u00e2u \u0111\u00e3 mu\u1ed1n s\u1eed d\u1ee5ng n\u1ed9i t\u1ea1ng t\u1eeb \u0111\u1ed9ng v\u1eadt, th\u00f4ng qua m\u1ed9t th\u1ee7 t\u1ee5c c\u1ea5y gh\u00e9p \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201cxenotransplant\u201d. Tuy nhi\u00ean, nh\u1eefng c\u1ed1 g\u1eafng tr\u01b0\u1edbc \u0111\u00f3 t\u1ecf ra kh\u00f4ng m\u1ea5y kh\u1ea3 quan. V\u00e0o nh\u1eefng n\u0103m 1960, nhi\u1ec1u b\u1ec7nh nh\u00e2n \u0111\u00e3 ch\u1ebft sau khi \u0111\u01b0\u1ee3c gh\u00e9p n\u1ed9i t\u1ea1ng t\u1eeb kh\u1ec9 \u0111\u1ea7u ch\u00f3 v\u00e0 tinh tinh, do kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c s\u1ef1 ch\u1ea5p nh\u1eadn t\u1eeb h\u1ec7 mi\u1ec5n d\u1ecbch c\u1ee7a c\u01a1 th\u1ec3.<\/p>\n

\u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 ngh\u0129 \u0111\u1ebfn vi\u1ec7c t\u1ea1o ra nh\u1eefng con l\u1ee3n c\u00f3 \u0111\u1eb7c t\u00ednh sinh h\u1ecdc t\u01b0\u01a1ng th\u00edch v\u1edbi ch\u00fang ta. (L\u1ee3n \u0111\u01b0\u1ee3c xem l\u00e0 \u1ee9ng vi\u00ean l\u00fd t\u01b0\u1edfng cho ho\u1ea1t \u0111\u1ed9ng c\u1ea5y gh\u00e9p n\u1ed9i t\u1ea1ng sang ng\u01b0\u1eddi, v\u00ec k\u00edch th\u01b0\u1edbc, c\u0169ng nh\u01b0 chu k\u1ef3 sinh s\u1ea3n ng\u1eafn v\u00e0 DNA c\u1ee7a n\u00f3, \u0111\u00e3 \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u m\u1ed9t c\u00e1ch r\u1ed9ng r\u00e3i.) Trong n\u0103m 2002, c\u00f4ng vi\u1ec7c nghi\u00ean c\u1ee9u b\u1eaft \u0111\u1ea7u c\u00f3 k\u1ebft qu\u1ea3, hai c\u00f4ng ty c\u00f4ng ngh\u1ec7 sinh h\u1ecdc c\u00f4ng b\u1ed1 h\u1ecd \u0111\u00e3 c\u00f3 th\u1ec3 s\u1ea3n xu\u1ea5t l\u1ee3n v\u1edbi n\u1ed9i t\u1ea1ng kh\u00f4ng b\u1ecb t\u1eeb ch\u1ed1i ngay l\u1eadp t\u1ee9c, khi gh\u00e9p v\u00e0o trong c\u01a1 th\u1ec3 con ng\u01b0\u1eddi. M\u1eb7c d\u00f9 v\u1eady, h\u1ec7 mi\u1ec5n d\u1ecbch c\u1ee7a nh\u1eefng con kh\u1ec9 \u0111\u1ea7u ch\u00f3 nh\u1eadn t\u1ea1ng t\u1eeb l\u1ee3n bi\u1ebfn \u0111\u1ed5i gen, l\u00fac b\u1ea5y gi\u1edd c\u0169ng \u0111\u00e3 t\u1eeb ch\u1ed1i \u2018c\u01a1 quan l\u1ea1\u2019. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao nghi\u00ean c\u1ee9u m\u1edbi n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 khoa h\u1ecdc, th\u1eafp l\u00ean hy v\u1ecdng r\u1eb1ng m\u1ed9t ng\u00e0y n\u00e0o \u0111\u00f3, xenotransplants s\u1ebd gi\u1ea3i quy\u1ebft t\u00ecnh tr\u1ea1ng thi\u1ebfu c\u01a1 quan \u1edf th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i.<\/p>\n

Trong nghi\u00ean c\u1ee9u v\u1eeba th\u1ef1c hi\u1ec7n, nh\u00f3m nh\u00e0 khoa h\u1ecdc \u0111\u00e3 s\u1eed d\u1ee5ng c\u00e1c c\u01a1 quan thu\u1ed9c gi\u1ed1ng l\u1ee3n bi\u1ebfn \u0111\u1ed5i gen \u0111\u1ec3 ng\u0103n ch\u1eb7n hi\u1ec7n t\u01b0\u1ee3ng \u0111\u00e0o th\u1ea3i v\u00e0 \u0111\u00f4ng m\u00e1u. H\u1ecd may tim l\u1ee3n v\u00e0o trong b\u1ee5ng c\u1ee7a 5 con kh\u1ec9 \u0111\u1ea7u ch\u00f3, v\u00e0 v\u1eabn gi\u1eef cho tr\u00e1i tim g\u1ed1c c\u1ee7a ch\u00fang n\u1eb1m nguy\u00ean v\u1ecb tr\u00ed. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 th\u1ef1c hi\u1ec7n \u0111i\u1ec1u n\u00e0y nh\u1eb1m ho\u00e0n thi\u1ec7n thu\u1ed1c, v\u00e0 gi\u1eef cho \u0111\u1ed9ng v\u1eadt nh\u1eadn t\u1ea1ng s\u1ed1ng s\u00f3t, trong tr\u01b0\u1eddng h\u1ee3p mu\u1ed1n lo\u1ea1i tim l\u1ee3n ra kh\u1ecfi c\u01a1 th\u1ec3. Sau khi qu\u00e1 tr\u00ecnh c\u1ea5y gh\u00e9p ho\u00e0n t\u1ea5t, c\u00e1c nh\u00e0 khoa h\u1ecdc ph\u1ea3i th\u01b0\u1eddng xuy\u00ean \u0111\u01b0a thu\u1ed1c ch\u1ed1ng \u0111\u00e0o th\u1ea3i v\u00e0o nh\u1eefng con kh\u1ec9 \u0111\u1ea7u ch\u00f3, t\u01b0\u01a1ng t\u1ef1 nh\u01b0 nh\u1eefng g\u00ec con ng\u01b0\u1eddi s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c. C\u00e1c kh\u00e1ng th\u1ec3 c\u0169ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ng\u0103n ch\u1eb7n s\u1ef1 kh\u01b0\u1edbc t\u1eeb c\u1ee7a h\u1ec7 mi\u1ec5n d\u1ecbch \u0111\u1ed1i v\u1edbi m\u1ed9t c\u01a1 quan thu\u1ed9c lo\u00e0i kh\u00e1c.<\/p>\n

Sau c\u1ea5y gh\u00e9p, t\u00ecnh tr\u1ea1ng c\u1ee7a c\u00e1c con kh\u1ec9 v\u1eabn t\u1ed1t, m\u1eb7c d\u00f9 1 con trong s\u1ed1 ch\u00fang \u0111\u00e3 ch\u1ebft 5 th\u00e1ng sau \u0111\u00f3 do nhi\u1ec5m tr\u00f9ng kh\u00e1ng kh\u00e1ng sinh. Trong khi \u0111\u00f3, nh\u1eefng c\u00e1 th\u1ec3 c\u00f2n l\u1ea1i \u0111\u1ec1u kh\u1ecfe m\u1ea1nh, th\u1ebf n\u00ean c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u b\u1eaft \u0111\u1ea7u t\u1ecf ra b\u0103n kho\u0103n, r\u1eb1ng tim l\u1ee3n c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i m\u00e0 kh\u00f4ng c\u00f3 kh\u00e1ng th\u1ec3 hay kh\u00f4ng. \u201cNh\u1eefng tr\u00e1i tim th\u1eadm ch\u00ed \u0111\u00e3 c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i l\u00e2u h\u01a1n, nh\u01b0ng ch\u00fang t\u00f4i mu\u1ed1n th\u1eed nghi\u1ec7m \u0111\u1ec3 xem li\u1ec7u r\u1eb1ng \u0111\u1ed9ng v\u1eadt nh\u1eadn t\u1ea1ng c\u00f3 ph\u00e1t tri\u1ec3n c\u01a1 ch\u1ebf th\u00edch nghi v\u1edbi c\u01a1 quan m\u1edbi\u201d, Muhammad Mohiuddin – b\u00e1c s\u0129 ph\u1eabu thu\u1eadt c\u1ea5y gh\u00e9p t\u1ea1i Vi\u1ec7n tim, ph\u1ed5i v\u00e0 huy\u1ebft h\u1ecdc Qu\u1ed1c gia (M\u1ef9), cho bi\u1ebft. Nh\u01b0ng, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u nhanh ch\u00f3ng nh\u1eadn ra r\u1eb1ng s\u1ef1 s\u1ed1ng c\u00f2n c\u1ee7a tr\u00e1i tim ph\u1ee5 thu\u1ed9c v\u00e0o nh\u1eefng lo\u1ea1i thu\u1ed1c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. Khi h\u1ecd ng\u1eebng cung c\u1ea5p kh\u00e1ng th\u1ec3, kh\u1ec9 \u0111\u1ea7u ch\u00f3 b\u1eaft \u0111\u1ea7u t\u1eeb ch\u1ed1i c\u01a1 quan l\u1ea1 m\u1ed9t c\u00e1ch ch\u1eadm r\u00e3i, theo Mohiuddin. V\u00ec v\u1eady, c\u00e1c chuy\u00ean gia quy\u1ebft \u0111\u1ecbnh lo\u1ea1i b\u1ecf tim l\u1ee3n c\u1ea5y gh\u00e9p, gi\u00fap 4 con v\u1eadt c\u00f2n l\u1ea1i s\u1ed1ng s\u00f3t cho \u0111\u1ebfn khi th\u00ed nghi\u1ec7m k\u1ebft th\u00fac.<\/p>\n

Sau c\u00f9ng, k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u cho th\u1ea5y tr\u00e1i tim c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i trong h\u01a1n 2 n\u0103m, v\u00e0 c\u00f3 l\u1ebd c\u00f2n l\u00e2u h\u01a1n, n\u1ebfu kh\u1ec9 \u0111\u1ea7u ch\u00f3 \u0111\u01b0\u1ee3c cung c\u1ea5p thu\u1ed1c th\u01b0\u1eddng xuy\u00ean, theo \u00fd ki\u1ebfn c\u1ee7a Peter Cowan – gi\u00e1m \u0111\u1ed1c trung t\u00e2m nghi\u00ean c\u1ee9u mi\u1ec5n d\u1ecbch h\u1ecdc t\u1ea1i B\u1ec7nh vi\u1ec7n St Vincent \u1edf Melbourne (\u00dac), ng\u01b0\u1eddi kh\u00f4ng tham gia th\u1ef1c hi\u1ec7n nghi\u00ean c\u1ee9u. Ch\u00ednh v\u00ec \u0111i\u1ec1u n\u00e0y, Cowan cho r\u1eb1ng nghi\u00ean c\u1ee9u m\u1edbi \u0111\u00e3 t\u1ea1o m\u1ed9t b\u01b0\u1edbc ti\u1ebfn quan tr\u1ecdng, h\u01b0\u1edbng t\u1edbi th\u1eed nghi\u1ec7m l\u00e2m s\u00e0ng c\u1ea5y gh\u00e9p tim l\u1ee3n sang ng\u01b0\u1eddi, nh\u1edd k\u1ef9 thu\u1eadt xenotransplantation.<\/p>\n

M\u1eb7c d\u00f9 cho k\u1ebft qu\u1ea3 \u0111\u1ea7y h\u1ee9a h\u1eb9n, song, v\u1eabn c\u00f2n r\u1ea5t nhi\u1ec1u th\u1ee9 m\u00e0 c\u00e1c nh\u00e0 khoa h\u1ecdc ch\u01b0a n\u1eafm r\u00f5. M\u1ed9t s\u1ed1 nh\u00e0 nghi\u00ean c\u1ee9u lo l\u1eafng r\u1eb1ng c\u00f3 th\u1ec3 r\u1ea5t kh\u00f3 \u0111\u1ec3 t\u00ecm ra m\u1ed9t s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa c\u00e1c lo\u1ea1i thu\u1ed1c, v\u00e0 \u0111i\u1ec1u ch\u1ec9nh gen sao cho c\u01a1 quan l\u1ea5y t\u1eeb l\u1ee3n kh\u00f4ng b\u1ecb t\u1eeb ch\u1ed1i \u1edf ng\u01b0\u1eddi. M\u1ed9t s\u1ed1 \u00fd ki\u1ebfn c\u0169ng cho bi\u1ebft c\u00f4ng vi\u1ec7c n\u00e0y qu\u00e1 nguy hi\u1ec3m, v\u00ec con ng\u01b0\u1eddi khi nh\u1eadn t\u1ea1ng c\u00f3 th\u1ec3 b\u1ecb nhi\u1ec5m virus c\u1ee7a \u0111\u1ed9ng v\u1eadt. Tuy nhi\u00ean, Arthur Caplan, m\u1ed9t nh\u00e0 \u0111\u1ea1o \u0111\u1ee9c sinh h\u1ecdc \u0111\u1ebfn t\u1eeb \u0110\u1ea1i h\u1ecdc New York (M\u1ef9), cho r\u1eb1ng v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn \u0111\u00e0o th\u1ea3i s\u1ebd \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft d\u1ea7n. \u201cCh\u00fang t\u00f4i c\u00f3 k\u1ef9 thu\u1eadt ch\u1ec9nh s\u1eeda gen m\u1edbi, t\u1eadp trung v\u00e0o h\u1ec7 th\u1ed1ng mi\u1ec5n d\u1ecbch h\u01a1n. V\u00ec v\u1eady, ch\u00fang t\u00f4i c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111i\u1ec1u \u0111\u00f3\u201d, \u00f4ng n\u00f3i. Ngo\u00e0i ra, c\u00e1c nh\u00e0 khoa h\u1ecdc cho r\u1eb1ng h\u1ecd c\u00f3 th\u1ec3 ti\u00eau di\u1ec7t virus l\u1ee3n th\u00f4ng qua k\u1ef9 thu\u1eadt di truy\u1ec1n ho\u1eb7c v\u1eafc-xin. V\u1ec1 ph\u1ea7n m\u00ecnh, Cowan ngh\u0129 nghi\u00ean c\u1ee9u m\u1edbi \u0111\u00e3 cung c\u1ea5p m\u1ed9t s\u1ed1 b\u1ea3o \u0111\u1ea3m v\u1ec1 an to\u00e0n c\u1ee7a c\u1ea5y gh\u00e9p, v\u00ec \u201ckh\u00f4ng m\u1ed9t c\u00e1 th\u1ec3 nh\u1eadn t\u1ea1ng n\u00e0o c\u00f2n s\u1ed1ng cho th\u1ea5y b\u1ea5t k\u1ef3 b\u1eb1ng ch\u1ee9ng n\u00e0o, ch\u1ee9ng minh ch\u00fang nhi\u1ec5m ph\u1ea3i m\u1ed9t lo\u1ea1i virus l\u1ee3n\u201d.<\/p>\n

V\u1eady l\u00e0 hi\u1ec7n t\u1ea1i, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 t\u00ecm ra ph\u01b0\u01a1ng ph\u00e1p gi\u1eef cho tr\u00e1i tim l\u1ee3n c\u00f2n s\u1ed1ng, v\u00e0 nh\u01b0 \u0111\u00e3 n\u00f3i b\u00ean tr\u00ean, m\u1ee5c ti\u00eau k\u1ebf ti\u1ebfp l\u00e0 thay th\u1ebf tim kh\u1ec9 b\u1eb1ng tim l\u1ee3n. M\u1eb7t kh\u00e1c, nh\u00f3m nghi\u00ean c\u1ee9u c\u0169ng mu\u1ed1n ho\u00e0n thi\u1ec7n nh\u1eefng con l\u1ee3n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ca c\u1ea5y gh\u00e9p, Mohiuddin chia s\u1ebb. \u201cKhi ti\u1ebfp t\u1ee5c, ch\u00fang t\u00f4i s\u1ebd t\u00ecm ki\u1ebfm c\u00e1c m\u1ee5c ti\u00eau di truy\u1ec1n m\u1edbi, cho ph\u00e9p ng\u0103n ch\u1eb7n v\u00e0 s\u1eeda \u0111\u1ed5i. Do \u0111\u00f3, ch\u00fang t\u00f4i hy v\u1ecdng r\u1eb1ng l\u1ee3n s\u1ebd tr\u1edf n\u00ean ho\u00e0n thi\u1ec7n h\u01a1n, t\u1eeb \u0111\u00f3 \u0111\u01b0a \u0111\u1ebfn s\u1ef1 th\u00e0nh c\u00f4ng c\u1ee7a c\u00e1c ca c\u1ea5y gh\u00e9p\u201d. \u0110\u00f3 s\u1ebd l\u00e0 m\u1ed9t t\u01b0\u01a1ng lai r\u1ea5t s\u00e1ng s\u1ee7a cho nh\u00e2n lo\u1ea1i; khi nh\u1edd k\u1ef9 thu\u1eadt n\u00e0y, \u201cb\u1ea1n c\u00f3 th\u1ec3 s\u1ebd c\u00f3 \u0111\u01b0\u1ee3c ngu\u1ed3n cung c\u1ea5p c\u01a1 quan v\u00f4 t\u1eadn\u201d.<\/p>\n

Ngu\u1ed3n: Nature, The Verge\u200b<\/em><\/p>\n

Ngu\u1ed3n tinhte.vn<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

Qu\u1ea3 tim l\u1ea5y t\u1eeb l\u1ee3n bi\u1ebfn \u0111\u1ed5i gen \u0111\u00e3 t\u1ed3n t\u1ea1i v\u00e0 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng, trong b\u1ee5ng c\u1ee7a m\u1ed9t con kh\u1ec9 \u0111\u1ea7u ch\u00f3 \u0111\u1ebfn h\u01a1n 2 n\u0103m. \u0110\u00e2y \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t b\u01b0\u1edbc ti\u1ebfn quan tr\u1ecdng trong vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c c\u01a1 quan t\u1eeb l\u1ee3n, \u0111\u1ec3 thay th\u1ebf cho b\u1ed9 ph\u1eadn b\u1ecb h\u01b0 h\u1ecfng […]<\/p>\n","protected":false},"author":17,"featured_media":5426,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-4862","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\/4862","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=4862"}],"version-history":[{"count":2,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4862\/revisions"}],"predecessor-version":[{"id":5427,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4862\/revisions\/5427"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/5426"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=4862"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=4862"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=4862"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}