{"id":12870,"date":"2026-03-01T21:20:03","date_gmt":"2026-03-01T21:20:03","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=12870"},"modified":"2026-03-01T21:20:03","modified_gmt":"2026-03-01T21:20:03","slug":"dinosaur-soft-tissue-discovery-rewrites-history","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/natural-history\/dinosaur-soft-tissue-discovery-rewrites-history\/","title":{"rendered":"65 tri\u1ec7u n\u0103m, m\u00f4 m\u1ec1m T.rex v\u1eabn nguy\u00ean v\u1eb9n!"},"content":{"rendered":"

M\u00f4 m\u1ec1m c\u1ee7a kh\u1ee7ng long: Kh\u00e1m ph\u00e1 c\u00e1ch m\u1ea1ng<\/h2>\n\n

G\u1ee1 r\u1ed1i nh\u1eefng b\u00ed \u1ea9n kh\u1ee7ng long<\/h2>\n\n

Trong nhi\u1ec1u th\u1eadp k\u1ef7, c\u00e1c nh\u00e0 khoa h\u1ecdc tin r\u1eb1ng h\u00f3a th\u1ea1ch kh\u1ee7ng long ch\u1ec9 c\u00f2n l\u1ea1i x\u01b0\u01a1ng c\u1ee9ng. Tuy nhi\u00ean, nghi\u00ean c\u1ee9u \u0111\u1ed9t ph\u00e1 c\u1ee7a nh\u00e0 c\u1ed5 sinh v\u1eadt h\u1ecdc Mary Schweitzer \u0111\u00e3 h\u00e9 l\u1ed9 s\u1ef1 th\u1eadt g\u00e2y cho\u00e1ng v\u00e1ng: m\u00f4 m\u1ec1m v\u1eabn t\u1ed3n t\u1ea1i trong m\u1ed9t s\u1ed1 m\u1eabu v\u1eadt, m\u1edf ra c\u00e1nh c\u1eeda ch\u01b0a t\u1eebng c\u00f3 \u0111\u1ec3 quan s\u00e1t sinh h\u1ecdc c\u1ee7a c\u00e1c sinh v\u1eadt c\u1ed5 \u0111\u1ea1i n\u00e0y.<\/p>\n\n

H\u1ed3ng c\u1ea7u v\u00e0 h\u01a1n th\u1ebf n\u1eefa<\/h2>\n\n

N\u0103m 1991, Schweitzer ph\u00e1t hi\u1ec7n ra nh\u1eefng g\u00ec tr\u00f4ng gi\u1ed1ng h\u1ed3ng c\u1ea7u b\u00ean trong x\u01b0\u01a1ng T. rex 65 tri\u1ec7u tu\u1ed5i. Ph\u00e1t hi\u1ec7n \u0111\u00e1ng kinh ng\u1ea1c n\u00e0y \u0111\u00e3 th\u00e1ch th\u1ee9c quan \u0111i\u1ec3m truy\u1ec1n th\u1ed1ng r\u1eb1ng to\u00e0n b\u1ed9 m\u00f4 m\u1ec1m kh\u1ee7ng long \u0111\u00e3 b\u1ecb ph\u00e2n h\u1ee7y. C\u00e1c nghi\u00ean c\u1ee9u ti\u1ebfp theo x\u00e1c nh\u1eadn s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c t\u1ebf b\u00e0o n\u00e0y, c\u00f9ng v\u1edbi m\u1ea1ch m\u00e1u, t\u1ebf b\u00e0o t\u1ea1o x\u01b0\u01a1ng v\u00e0 m\u00f4 li\u00ean k\u1ebft.<\/p>\n\n

X\u01b0\u01a1ng t\u1ee7y: Manh m\u1ed1i v\u1ec1 sinh s\u1ea3n kh\u1ee7ng long<\/h2>\n\n

Ki\u1ec3m tra m\u1ed9t con T. rex \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n t\u1ed1t c\u00f3 bi\u1ec7t danh \u201cBob\u201d cho th\u1ea5y d\u1ea5u v\u1ebft c\u1ee7a x\u01b0\u01a1ng t\u1ee7y \u2013 c\u1ea5u tr\u00fac gi\u00e0u canxi t\u00ecm th\u1ea5y \u1edf chim c\u00e1i tr\u01b0\u1edbc khi \u0111\u1ebb tr\u1ee9ng. Kh\u00e1m ph\u00e1 n\u00e0y g\u1ee3i \u00fd Bob l\u00e0 m\u1ed9t con c\u00e1i \u0111ang mang thai. X\u01b0\u01a1ng t\u1ee7y \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong sinh s\u1ea3n kh\u1ee7ng long, h\u1ed7 tr\u1ee3 thuy\u1ebft r\u1eb1ng chim ti\u1ebfn h\u00f3a t\u1eeb kh\u1ee7ng long.<\/p>\n\n

Protein: Manh m\u1ed1i v\u1ec1 sinh l\u00fd kh\u1ee7ng long<\/h2>\n\n

Ngo\u00e0i m\u00f4 m\u1ec1m, Schweitzer c\u00f2n t\u00ecm protein kh\u1ee7ng long \u2013 ch\u1ea5t c\u00f3 th\u1ec3 cung c\u1ea5p th\u00f4ng tin v\u1ec1 sinh l\u00fd c\u1ee7a ch\u00fang. D\u00f9ng kh\u00e1ng th\u1ec3, b\u00e0 \u0111\u00e3 ph\u00e1t hi\u1ec7n collagen, elastin v\u00e0 hemoglobin trong m\u1eabu kh\u1ee7ng long, cho th\u1ea5y s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c protein n\u00e0y trong x\u01b0\u01a1ng, m\u1ea1ch m\u00e1u v\u00e0 h\u1ed3ng c\u1ea7u.<\/p>\n\n

\u00dd ngh\u0129a \u0111\u1ed1i v\u1edbi sinh h\u1ecdc kh\u1ee7ng long<\/h2>\n\n

Vi\u1ec7c t\u00ecm th\u1ea5y m\u00f4 m\u1ec1m v\u00e0 protein trong kh\u1ee7ng long c\u00f3 \u00fd ngh\u0129a s\u00e2u s\u1eafc \u0111\u1ed1i v\u1edbi hi\u1ec3u bi\u1ebft v\u1ec1 nh\u1eefng ng\u01b0\u1eddi kh\u1ed5ng l\u1ed3 c\u1ed5 \u0111\u1ea1i. N\u00f3 g\u1ee3i \u00fd qu\u00e1 tr\u00ecnh ph\u00e2n h\u1ee7y c\u00f3 th\u1ec3 kh\u00f4ng tri\u1ec7t \u0111\u1ec3 nh\u01b0 t\u1eebng ngh\u0129, m\u1edf ra kh\u1ea3 n\u0103ng m\u1edbi \u0111\u1ec3 nghi\u00ean c\u1ee9u sinh h\u1ecdc kh\u1ee7ng long. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u gi\u1edd c\u00f3 th\u1ec3 kh\u00e1m ph\u00e1 ch\u1ee9c n\u0103ng c\u01a1 v\u00e0 m\u1ea1ch m\u00e1u, chuy\u1ec3n h\u00f3a v\u00e0 m\u1ed1i quan h\u1ec7 v\u1edbi chim hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n

Tranh c\u00e3i v\u00e0 ch\u1ee7 ngh\u0129a t\u1ea1o h\u00f3a<\/h2>\n\n

Ph\u00e1t hi\u1ec7n c\u1ee7a Schweitzer g\u00e2y tranh c\u00e3i, \u0111\u1eb7c bi\u1ec7t trong s\u1ed1 nh\u1eefng ng\u01b0\u1eddi theo thuy\u1ebft t\u1ea1o h\u00f3a Tr\u00e1i \u0110\u1ea5t tr\u1ebb. M\u1ed9t s\u1ed1 ng\u01b0\u1eddi cho r\u1eb1ng s\u1ef1 b\u1ea3o t\u1ed3n m\u00f4 m\u1ec1m kh\u1ee7ng long m\u00e2u thu\u1eabn d\u00f2ng th\u1eddi gian s\u00e1ng th\u1ebf trong Kinh Th\u00e1nh. Tuy nhi\u00ean, Schweitzer nh\u1ea5n m\u1ea1nh b\u1eb1ng ch\u1ee9ng khoa h\u1ecdc v\u00e0 ni\u1ec1m tin t\u00f4n gi\u00e1o l\u00e0 hai l\u0129nh v\u1ef1c ri\u00eang bi\u1ec7t: khoa h\u1ecdc gi\u1ea3i th\u00edch hi\u1ec7n t\u01b0\u1ee3ng t\u1ef1 nhi\u00ean quan s\u00e1t \u0111\u01b0\u1ee3c, c\u00f2n \u0111\u1ee9c tin d\u1ef1a tr\u00ean ni\u1ec1m tin kh\u00f4ng c\u1ea7n b\u1eb1ng ch\u1ee9ng.<\/p>\n\n

Thi\u00ean th\u1ec3 sinh h\u1ecdc v\u00e0 t\u00ecm ki\u1ebfm s\u1ef1 s\u1ed1ng<\/h2>\n\n

C\u00f4ng vi\u1ec7c c\u1ee7a Schweitzer v\u01b0\u1ee3t kh\u1ecfi kh\u1ee7ng long, v\u01b0\u01a1n t\u1edbi l\u0129nh v\u1ef1c thi\u00ean th\u1ec3 sinh h\u1ecdc. B\u00e0 h\u1ee3p t\u00e1c v\u1edbi c\u00e1c nh\u00e0 khoa h\u1ecdc NASA t\u00ecm b\u1eb1ng ch\u1ee9ng s\u1ef1 s\u1ed1ng qu\u00e1 kh\u1ee9 tr\u00ean c\u00e1c h\u00e0nh tinh kh\u00e1c. Chuy\u00ean m\u00f4n ph\u00e1t hi\u1ec7n protein b\u1eb1ng kh\u00e1ng th\u1ec3 c\u1ee7a b\u00e0 v\u00f4 gi\u00e1 trong cu\u1ed9c s\u0103n t\u00ecm n\u00e0y, cho ph\u00e9p ki\u1ec3m tra nh\u1eefng n\u01a1i kh\u00f4ng ng\u1edd t\u1edbi nh\u01b0 c\u00e1c m\u1eb7t tr\u0103ng c\u1ee7a Sao Th\u1ed5 v\u00e0 Sao M\u1ed9c.<\/p>\n\n

K\u1ebft lu\u1eadn<\/h2>\n\n

Nghi\u00ean c\u1ee9u \u0111\u1ed9t ph\u00e1 c\u1ee7a Mary Schweitzer \u0111\u00e3 \u0111\u1ecbnh h\u00ecnh l\u1ea1i hi\u1ec3u bi\u1ebft v\u1ec1 kh\u1ee7ng long. Ph\u00e1t hi\u1ec7n m\u00f4 m\u1ec1m v\u00e0 protein mang \u0111\u1ebfn c\u00e1i nh\u00ecn h\u1ea5p d\u1eabn v\u00e0o sinh h\u1ecdc c\u1ee7a nh\u1eefng sinh v\u1eadt tuy\u1ec7t ch\u1ee7ng. Khi khoa h\u1ecdc ti\u1ebfp t\u1ee5c kh\u00e1m ph\u00e1 chi\u1ec1u s\u00e2u th\u1eddi gian, ch\u00fang ta c\u00f3 th\u1ec3 ch\u1edd \u0111\u1ee3i nh\u1eefng ti\u1ebft l\u1ed9 c\u00f2n kinh ng\u1ea1c h\u01a1n v\u1ec1 th\u1ebf gi\u1edbi b\u00ed \u1ea9n c\u1ee7a kh\u1ee7ng long.<\/p>","protected":false},"excerpt":{"rendered":"

M\u00f4 m\u1ec1m c\u1ee7a kh\u1ee7ng long: Kh\u00e1m ph\u00e1 c\u00e1ch m\u1ea1ng G\u1ee1 r\u1ed1i nh\u1eefng b\u00ed \u1ea9n kh\u1ee7ng long Trong nhi\u1ec1u th\u1eadp k\u1ef7, c\u00e1c nh\u00e0 khoa h\u1ecdc tin r\u1eb1ng h\u00f3a th\u1ea1ch kh\u1ee7ng long…<\/p>\n","protected":false},"author":2,"featured_media":25314,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[244],"tags":[137,17386,613,740,136],"class_list":["post-12870","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-natural-history","tag-paleontology","tag-dinosaur-soft-tissue","tag-scientific-discovery","tag-biology","tag-evolution"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/12870","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=12870"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/12870\/revisions"}],"predecessor-version":[{"id":25315,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/12870\/revisions\/25315"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media\/25314"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=12870"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=12870"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=12870"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}