æ ¹æ®åååä¸å¤§å¦å
¬å¸çç 究ç»æï¼ç©¿å±±ç²èº«ä¸æºå¸¦çä¸ç§ç
æ¯ä¸æ°åå ç¶ç
æ¯é«åº¦ç¸ä¼¼ï¼å
¶åºåä¸è´æ§é«è¾¾99%ãå¦æ¤é«çç¸ä¼¼æ§ï¼æå³çæ°å ç
æ¯çä¸ç§ä¸é´å®¿ä¸»å¯è½ä¸ºç©¿å±±ç²ã
å¦æç©¿å±±ç²æ¯å¯è½çä¸é´å®¿ä¸»ï¼é£ä¹ï¼å®ä»¬èº«ä¸çç æ¯æååæ¯æä¹æ¥çå¢ï¼
对äºæ°å ç æ¯ç溯æºï¼å¯ä»¥åèå½å¹´çSARSå ç¶ç æ¯ãè¿ä¸¤ç§ç æ¯é½æ¯å ç¶ç æ¯ï¼åºå æµåºè¡¨æï¼å®ä»¬ä¹é´çåºåç¸ä¼¼åº¦ä¸º79.5%ãéè¿åæå¯ç¥ï¼SARSç æ¯æ¯ç±æåç¸ä¼ æç»äººç±»ãä¸è¿ï¼æåç¸å¹¶ä¸æ¯æºå¤´ï¼èæ¯ä¸ä¸ªä¸é´å®¿ä¸»ã
ç»è¿å¤å¹´ç追踪ï¼æå½ç æ¯å¦å®¶ç³æ£ä¸½æç»åç°ï¼SARSç æ¯çåºå åºåé½è½å¨ä¸ä¸ªåè¿èè æ´ä¸æ¾å°ï¼çæ´»å¨é£éçä¸åè头è å¾æå¯è½æ¯SARSç æ¯çæåæ¥æºãèè å æä¸æ ªå ç¶ç æ¯ä¼ æç»æåç¸ï¼ç¶åç æ¯å¨æåç¸èº«ä¸åçäºéä¼ åå¼ï¼ä½¿å¾å®ä»¬åå¾è½å¤ææ人类ï¼æç»æ为äºSARSç æ¯ã
æäºå åçç»éªï¼å¨è¿½è¸ªæ°å ç æ¯çæ¥æºæ¶ï¼ç§å¦å®¶èªç¶èç¶å°åä¼æ³å°èè ãæ ¹æ®ç³æ£ä¸½ç 究å¢éçåºå æµåºç»æ[1]ï¼èè å ç¶ç æ¯TG13ä¸æ°å ç æ¯çåºåç¸ä¼¼æ§è¾¾å°96.2%ãç±æ¤å¯è§ï¼èè 身ä¸çå ç¶ç æ¯å¯è½ä¹æ¯æ°å ç æ¯çæ¥æºã
èè 身ä¸æºå¸¦ç大éçç æ¯ï¼ååæç æ¯ãMERSç æ¯ãçç¬ç æ¯ãSARSç æ¯çç æ¯é½è¢«è®¤ä¸ºæ¥æºäºèè ãä½èè 身ä¸åå¨ä¸å°DNAä¿®å¤çåºå ï¼è¿è½å¤æå¶å®ä»¬èº«ä¸çç æ¯ï¼æ以æºå¸¦è¯¸å¤ç æ¯çèè å¾å¾ä¸ä¼åç ã
èè å ç¶ç æ¯TG13ä¸æ°å ç æ¯å¨S1åä½ç»ååçåºåç¸ä¼¼åº¦å¹¶æ²¡æé£ä¹é«ï¼è¿æå³çèè å ç¶ç æ¯å¾é¾ç´æ¥ææ人类ãèè å ç¶ç æ¯éè¦å å¨ä¸é´å®¿ä¸»ä¸åçéä¼ åå¼ï¼æ¯å¦åºå éç»ï¼è¿æ ·å®ä»¬æä¼åå¾æ´å 容æææ人类ã
å¨æ¤æ¬¡æ°å ç æ¯ä¼ ææé´ï¼èè ä¸ç©¿å±±ç²çæ½å¨çä¸é´å®¿ä¸»åçäºæ¥è§¦ï¼èè 身ä¸çå ç¶ç æ¯è·¨ç§æä¼ æå°ç©¿å±±ç²èº«ä¸ï¼å¹¶ä¸ä¸æåå¼åè¿åãå½äººç±»æ¥è§¦å°è¿äºåå°ææçç©¿å±±ç²æ¶ï¼åå¼çå ç¶ç æ¯å°±æå¯è½å ¥ä¾µäººç±»ç»èï¼ä»èææ人类ï¼æ为äºæ¤åæªç¥çæ°å ç æ¯ã
æ»ä¹ï¼éçå¨ç©æ¯æ°å ç æ¯ä»¥åå ¶ä»å¤§éç æ¯çèªç¶å®¿ä¸»åä¸é´å®¿ä¸»ï¼æç»ææåé£ç¨å®ä»¬ï¼æè½ä»æºå¤´ä¸éå¶ç æ¯ä¼ æã
åèæç®
[1] Zheng-Li Shi, et al., Discovery of a novel coronavirus associated with the recent pneumonia outbreak in humans and its potential bat origin, bioRxiv, 2020, DOI:10.1101/2020.01.22.914952.
新冠病毒到底来自哪里?一年前就已经出现,刷新人类认知