{"id":719,"date":"2026-07-23T15:20:00","date_gmt":"2026-07-23T06:20:00","guid":{"rendered":"https:\/\/onepress.co.kr\/index.php\/briefing\/2026-07-23-brown-bullhead-transmissible-cancer-vi\/"},"modified":"2026-07-23T15:20:00","modified_gmt":"2026-07-23T06:20:00","slug":"2026-07-23-brown-bullhead-transmissible-cancer-vi","status":"publish","type":"briefing","link":"https:\/\/onepress.co.kr\/index.php\/briefing\/2026-07-23-brown-bullhead-transmissible-cancer-vi\/","title":{"rendered":"L\u1ea7n \u0111\u1ea7u x\u00e1c \u0111\u1ecbnh ung th\u01b0 l\u00e2y truy\u1ec1n t\u1ef1 nhi\u00ean \u1edf c\u00e1 n\u01b0\u1edbc ng\u1ecdt"},"content":{"rendered":"

2026-07-23 15:20 KST<\/strong><\/p>\n

Nature ng\u00e0y 22\/7\/2026 c\u00f4ng b\u1ed1 nghi\u00ean c\u1ee9u x\u00e1c \u0111\u1ecbnh c\u00e1c t\u1ed5n th\u01b0\u01a1ng da s\u1eabm m\u00e0u \u1edf brown bullhead catfish l\u00e0 ung th\u01b0 t\u1ef1 nhi\u00ean c\u00f3 th\u1ec3 truy\u1ec1n gi\u1eefa c\u00e1. \u0110i\u1ec3m ch\u00ednh l\u00e0 t\u1ebf b\u00e0o ung th\u01b0 d\u01b0\u1eddng nh\u01b0 \u0111\u00e3 \u0111\u1ed5i v\u1eadt ch\u1ee7 trong m\u1ed9t lo\u00e0i c\u00e1 v\u00e0 m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc ng\u1ecdt l\u1ea7n \u0111\u1ea7u \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn, ch\u1ee9 kh\u00f4ng ph\u1ea3i r\u1ee7i ro l\u00e2y sang ng\u01b0\u1eddi.<\/p>\n

\u0110\u00e3 t\u00ecm th\u1ea5y g\u00ec<\/h2>\n

Nh\u00f3m nghi\u00ean c\u1ee9u ph\u00e2n t\u00edch c\u00e1c t\u1ed5n th\u01b0\u01a1ng \u0111en tr\u00ean da brown bullhead catfish \u1edf h\u1ed3 Memphremagog, n\u1eb1m gi\u1eefa Vermont v\u00e0 Quebec. B\u00e0i Nature cho r\u1eb1ng \u0111\u00e2y kh\u00f4ng ph\u1ea3i c\u00e1c ung th\u01b0 ph\u00e1t sinh ri\u00eang trong t\u1eebng con c\u00e1, m\u00e0 l\u00e0 m\u1ed9t d\u00f2ng ung th\u01b0 clonal transmissible cancer \u0111\u00e3 di chuy\u1ec3n gi\u1eefa c\u00e1c c\u00e1 th\u1ec3. B\u00e0i b\u00e1o \u0111\u1eb7t \u0111\u00e2y l\u00e0 lo\u1ea1i ung th\u01b0 t\u1ef1 nhi\u00ean l\u00e2y truy\u1ec1n th\u1ee9 t\u01b0 \u0111\u01b0\u1ee3c ghi nh\u1eadn \u1edf \u0111\u1ed9ng v\u1eadt v\u00e0 l\u00e0 l\u1ea7n \u0111\u1ea7u \u0111\u01b0\u1ee3c bi\u1ebft \u1edf c\u00e1 c\u0169ng nh\u01b0 m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc ng\u1ecdt.<\/p>\n

B\u1eb1ng ch\u1ee9ng l\u00e0 g\u00ec<\/h2>\n

B\u1eb1ng ch\u1ee9ng \u0111\u1ebfn t\u1eeb so s\u00e1nh whole-genome sequencing gi\u1eefa m\u00f4 u v\u00e0 m\u00f4 kh\u00f4ng u c\u00f9ng v\u1eadt ch\u1ee7. Genome ty th\u1ec3 v\u00e0 nh\u00e2n c\u1ee7a kh\u1ed1i u g\u1ea7n nhau h\u01a1n so v\u1edbi c\u00e1 ch\u1ee7, v\u00e0 h\u00e0ng tr\u0103m ngh\u00ecn bi\u1ebfn th\u1ec3 \u0111\u01b0\u1ee3c chia s\u1ebb gi\u1eefa m\u1eabu u nh\u01b0ng kh\u00f4ng c\u00f3 trong m\u00f4 ch\u1ee7. D\u1eef li\u1ec7u tr\u01b0\u1edbc \u0111\u00f3 \u1edf Lake Memphremagog cho th\u1ea5y 23-37% brown bullhead \u0111\u01b0\u1ee3c l\u1ea5y m\u1eabu giai \u0111o\u1ea1n 2014-2017 c\u00f3 t\u1ed5n th\u01b0\u01a1ng.<\/p>\n

\"H\u00ecnh
H\u00ecnh \u1ea3nh do ONEPRESS t\u1ea1o: minh h\u1ecda t\u1ed5n th\u01b0\u01a1ng \u1edf brown bullhead catfish v\u00e0 kh\u00e1i ni\u1ec7m d\u00f2ng t\u1ebf b\u00e0o ung th\u01b0 lan truy\u1ec1n. \u0110\u00e2y kh\u00f4ng ph\u1ea3i \u1ea3nh hi\u1ec7n tr\u01b0\u1eddng v\u00e0 kh\u00f4ng h\u00e0m \u00fd l\u00e2y sang ng\u01b0\u1eddi.<\/figcaption><\/figure>\n

V\u00ec sao thay \u0111\u1ed5i c\u00e1ch hi\u1ec3u<\/h2>\n

Ung th\u01b0 t\u1ef1 nhi\u00ean l\u00e2y truy\u1ec1n \u0111\u00e3 \u0111\u01b0\u1ee3c bi\u1ebft \u1edf ch\u00f3, Tasmanian devil v\u00e0 m\u1ed9t s\u1ed1 bivalve species, nh\u01b0ng ch\u01b0a t\u1eebng x\u00e1c nh\u1eadn \u1edf c\u00e1. Tr\u01b0\u1eddng h\u1ee3p n\u00e0y cho th\u1ea5y trong \u0111i\u1ec1u ki\u1ec7n nh\u1ea5t \u0111\u1ecbnh, t\u1ebf b\u00e0o ung th\u01b0 c\u00f3 th\u1ec3 h\u00e0nh x\u1eed nh\u01b0 parasite \u0111i qua qu\u1ea7n th\u1ec3 hoang d\u00e3, thay v\u00ec ch\u1ec9 l\u00e0 b\u1ec7nh n\u1eb1m trong m\u1ed9t c\u01a1 th\u1ec3. N\u00f3 m\u1edf c\u00e2u h\u1ecfi m\u1edbi v\u1ec1 b\u1ec7nh \u1edf \u0111\u1ed9ng v\u1eadt hoang d\u00e3, n\u00e9 tr\u00e1nh mi\u1ec5n d\u1ecbch c\u1ee7a kh\u1ed1i u v\u00e0 t\u00e1c \u0111\u1ed9ng c\u1ee7a ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc ho\u1eb7c \u00e1p l\u1ef1c m\u00f4i tr\u01b0\u1eddng s\u1ed1ng.<\/p>\n

\u0110i\u1ec1u c\u00f2n ch\u01b0a bi\u1ebft<\/h2>\n

\u0110\u01b0\u1eddng truy\u1ec1n v\u1eabn ch\u01b0a \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh. UVM n\u00f3i nh\u00f3m \u0111ang xem x\u00e9t ti\u1ebfp x\u00fac s\u00e1t trong m\u00f9a sinh s\u1ea3n, t\u1eadp t\u00ednh s\u1ed1ng \u0111\u00e1y c\u1ee7a c\u00e1, sediment, ch\u1ea5t \u00f4 nhi\u1ec5m v\u00e0 arsenic t\u1ef1 nhi\u00ean. T\u00e1c \u0111\u1ed9ng d\u00e0i h\u1ea1n l\u00ean qu\u1ea7n th\u1ec3 c\u00e1 c\u0169ng ch\u01b0a r\u00f5. Gi\u1edbi h\u1ea1n quan tr\u1ecdng l\u00e0 ph\u00e1t hi\u1ec7n n\u00e0y kh\u00f4ng c\u00f3 ngh\u0129a ung th\u01b0 l\u00e2y sang ng\u01b0\u1eddi; c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u kh\u00f4ng n\u00eau r\u1ee7i ro \u0111\u00e3 bi\u1ebft v\u1edbi con ng\u01b0\u1eddi.<\/p>\n

C\u1ea7n ki\u1ec3m tra ti\u1ebfp g\u00ec<\/h2>\n

B\u01b0\u1edbc ti\u1ebfp theo l\u00e0 xem d\u00f2ng ung th\u01b0 n\u00e0y c\u00f3 \u1edf th\u00eam h\u1ed3 v\u00e0 s\u00f4ng kh\u00e1c kh\u00f4ng, ngu\u1ed3n g\u1ed1c \u1edf \u0111\u00e2u v\u00e0 \u0111i\u1ec1u ki\u1ec7n n\u00e0o l\u00e0m l\u00e2y truy\u1ec1n d\u1ec5 h\u01a1n. Ng\u01b0\u1eddi \u0111\u1ecdc n\u00ean d\u00f9ng b\u00e0i Nature \u0111\u1ec3 ki\u1ec3m tra b\u1eb1ng ch\u1ee9ng genome v\u00e0 ph\u1ea1m vi m\u1eabu, c\u00f2n th\u00f4ng b\u00e1o UVM \u0111\u1ec3 xem b\u1ed1i c\u1ea3nh th\u1ef1c \u0111\u1ecba, c\u00e1ch hi\u1ec3u r\u1ee7i ro v\u1edbi ng\u01b0\u1eddi v\u00e0 c\u00e2u h\u1ecfi ch\u01b0a l\u1eddi gi\u1ea3i.<\/p>\n

Ngu\u1ed3n ch\u00ednh th\u1ee9c<\/h2>\n

Nature: ng\u00e0y c\u00f4ng b\u1ed1, b\u1eb1ng ch\u1ee9ng genome v\u00e0 ph\u1ea1m vi l\u1ea7n \u0111\u1ea7u \u1edf c\u00e1\/n\u01b0\u1edbc ng\u1ecdt<\/a><\/p>\n

UVM: ph\u1ea1m vi th\u1ef1c \u0111\u1ecba, r\u1ee7i ro v\u1edbi ng\u01b0\u1eddi v\u00e0 c\u00e2u h\u1ecfi c\u00f2n l\u1ea1i<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Nature ng\u00e0y 22\/7\/2026 c\u00f4ng b\u1ed1 nghi\u00ean c\u1ee9u x\u00e1c \u0111\u1ecbnh c\u00e1c t\u1ed5n th\u01b0\u01a1ng da s\u1eabm m\u00e0u \u1edf brown bullhead catfish l\u00e0 ung th\u01b0 t\u1ef1 nhi\u00ean c\u00f3 th\u1ec3 truy\u1ec1n gi\u1eefa c\u00e1. \u0110i\u1ec3m ch\u00ednh l\u00e0 t\u1ebf b\u00e0o ung th\u01b0 d\u01b0\u1eddng nh\u01b0 \u0111\u00e3 \u0111\u1ed5i v\u1eadt ch\u1ee7 trong m\u1ed9t lo\u00e0i c\u00e1 v\u00e0 m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc ng\u1ecdt l\u1ea7n \u0111\u1ea7u \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn, ch\u1ee9 kh\u00f4ng ph\u1ea3i r\u1ee7i ro l\u00e2y sang ng\u01b0\u1eddi.<\/p>\n","protected":false},"featured_media":0,"template":"","meta":[],"class_list":["post-719","briefing","type-briefing","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/briefing\/719","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/briefing"}],"about":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/types\/briefing"}],"wp:attachment":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/media?parent=719"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}