ÈËor¹·dnaºÍÖíor¹·dnaÊÇʲôÒâ˼£¿Ò»ÎÄ¿´¶®½¹µã¼ÄÒåÓëÒªº¦µã

À´Ô´£ºÖ¤È¯Ê±±¨Íø×÷Õߣº
×ÖºÅ

»ùÒòÑо¿µÄ?δÀ´Õ¹Íû

Ëæ×Å»ùÒò±à¼­¼¼ÊõµÄ½ø²½ £¬ÈçCRISPR-Cas9µÄÓ¦Óà £¬»ùÒòÑо¿µÄǰ¾°Ô½·¢ÁÉÀ«¡£Î´À´ £¬Í¨¹ý¾«×¼µÄ»ùÒò±à¼­ £¬¿ÆÑ§¼Ò¿ÉÒÔÐÞ¸´»òÌæ»»ÓÐȱÏݵĻùÒò £¬´Ó¶øÖÎÁÆÐí¶àÒÅ´«¼²²¡¡£ÔÚ¶¯Îï»ùÒò×éÑо¿ÖÐ £¬»ùÒò±à?¼­¼¼Êõ¿ÉÒÔÓÃÀ´¸ÄÁ¼¶¯ÎïÆ·ÖÖ £¬Ìá¸ßÉú²úЧÂÊ £¬²¢ÎªÈËÀཡ¿µÌṩ¸ü¶àµÄ½â¾ö¼Æ»®¡£

̽Ë÷¡°ÈËor¹·DNAºÍÖíor¹·DNA¡±²»??Ö»ÊÇ¿ªÊ¼¡ £»ùÒòÑо¿²»?½ö½ÒʾÁËÉúÃüµÄÃØÃÜ £¬»¹ÎªÒ½Ñ§¡¢Å©ÒµºÍÉú̬± £»¤´øÀ´Á˾޴óµÄDZÁ¦¡£Î´À´ £¬Í¨¹ý¿çѧ¿ÆµÄÏàÖúºÍ¼¼ÊõÁ¢Òì £¬ÎÒÃǽ«Äܹ»¸üÉîÈëµØÓß½â»ùÒòµÄÅÓ´óÐÔ £¬²¢ÀûÓÃÕâЩ֪ʶ¸ÄÉÆÈËÀàºÍ¶¯ÎïµÄÉú»îÖÊÁ¿¡£

½ø»¯ºÍÊÊÓ¦ÐÔ²î±ð

´Ó?½ø»¯ºÍÊÊÓ¦ÐԽǶȿ´ £¬ÈËÀàºÍ¹·µÄDNA²î±ð¸üΪÏÔÖø¡£ÈËÀàÓëÆä׿ÏȵĽø»¯Â·¾¶Ê¹µÃÎÒÃÇÔÚÊÊÓ¦ÅÓ´óÇé¿öºÍ¸ß¶ÈÉç»á»¯µÄÉú»î·½·¨ÉϾßÓÐÆæÌØÓÅÊÆ¡£¹·ÔòÔÚÓëÈËÀàÅäºÏ½ø»¯µÄ?Àú³ÌÖÐ £¬ÊÊÓ¦ÁËÓëÈËÀ๲ÉúµÄÉú»î·½·¨ £¬µ«Æä½ø»¯Â·¾¶ÒÀÈ»±£´æÁËһЩҰÐÔÌØÕ÷¡£ÔÚÕâ·½Ãæ £¬»ùÒòÆÊÎö¿ÉÒÔ×ÊÖúÎÒÃǸüºÃµØÓß½âÕâЩ²î±ð £¬²¢Ì½ÌÖÆä±³ºóµÄÉú̬ºÍ½ø»¯Ô­Òò¡£

ÈËor¹·DNAÓëÖíDNAµÄÅäºÏÓë·ÀÖÎʵÀý

Ŀǰ £¬ÒÑÓжà¸öÑо¿ÏîĿչʾÁËÈËor¹·DNAÓëÖíDNAÅäºÏÓë·ÀÖεÄÀֳɰ¸Àý¡£ÀýÈç £¬ÔÚ°©Ö¢Ñо¿ÁìÓò £¬Í¨¹ý±È½ÏÈËÀà¡¢¹·ÀàºÍÖíÀàµÄ?DNA £¬¿ÆÑ§¼Ò·¢Ã÷ÁËһЩҪº¦»ùÒò £¬ÕâЩ»ùÒòÔÚ°©?Ö¢µÄ±¬·¢ºÍÉú³¤ÖÐÆð×ÅÖØÒª×÷Óá £»ùÓÚÕâЩ·¢Ã÷ £¬¿ÆÑ§¼Ò¿ª·¢ÁËÐÂÐ͵ݩ֢ÖÎÁÆÒªÁì £¬Ìá¸ßÁËÖÎÁÆÐ§¹ûºÍ¼õÉÙ¸±×÷Óá£

ÔÚÐÄѪ¹Ü¼²²¡µÄÑо¿ÖÐ £¬Í¨¹ý¶ÔÈËÀàºÍ¹·ÀàDNAµÄ±È½Ï £¬¿ÆÑ§¼Ò·¢Ã÷ÁËһЩеĻùÒò±ê¼ÇÎï £¬ÕâЩ±ê¼ÇÎïÄܹ»×ÊÖúÔçÆÚÕï¶ÏÐÄѪ¹Ü¼²²¡ £¬²¢Ö¸µ¼¸öÐÔ»¯ÖÎÁƼƻ®µÄÖÆ¶¨¡£

2ÁÙ´²Ò½Ñ§

ÔÚÁÙ´²Ò½Ñ§ÖÐ £¬ÈËor¹·DNAµÄÇø·Ö¿ÉÒÔÓÃÓÚÒÅ´«²¡µÄÕï¶ÏºÍ¼Ò×åÒÅ´«ÆÊÎö¡£ÀýÈç £¬Í¨¹ý¶Ô»¼ÕßDNAÑù±¾½øÐмì²â £¬¿ÉÒÔÈ·¶¨Ä³Ð©ÒÅ´«²¡µÄ»ùÒòÍ»±ä £¬²¢½øÐÐÏàÓ¦µÄÖÎÁƺÍÔ¤·À¡£ÔÚ¶¯ÎïҽѧÖÐ £¬Í¨¹ý¶Ô³èÎïDNAÑù±¾½øÐмì²â £¬¿ÉÒÔ½øÐÐÒÅ´«²¡µÄɸ²éºÍ¼²²¡Ô¤²â £¬Ìá¸ß³èÎïµÄ½¡¿µÖÎÀíˮƽ¡£

1ÈËor¹·DNAµÄ·Ö×Ó»úÖÆ

»ùÒòµ÷¿ØÍøÂ磺ÈËÀàºÍ¹·µÄ»ùÒòµ÷¿ØÍøÂçËäÈ»ÓÐÐí¶àÏàËÆÖ®´¦ £¬µ«ÔÚijЩµ÷¿Ø»úÖÆÉÏÓÐÏÔÖøµÄ²î±ð¡£ÕâЩ²î±ð¿ÉÒÔÓ°Ïì»ùÒò±í´ïµÄ¾«Ï¸»¯¿ØÖÆ £¬´Ó¶øÓ°ÏìÉúÎïѧ¹¦Ð§¡£ÂѰ×ÖÊ-ÂѰ×ÖÊÏ໥×÷ÓãºÈËÀàºÍ¹·µÄÂѰ×ÖÊÔڽṹºÍ¹¦Ð§ÉÏÓÐÒ»¶¨µÄÏàËÆÐÔ £¬µ«ÔÚÏ໥×÷ÓÃÍøÂçÖб£´æ²î±ð £¬ÕâЩ²î±ðÔÚÒ©ÎïÑз¢ºÍ¼²²¡Ñо¿ÖоßÓÐÖØÒªÒâÒå¡£

±í¹ÛÒÅ´«ÐÞÊΣºÈËÀàºÍ¹·ÔÚDNA¼×»ù»¯¡¢×éÂѰ×ÐÞÊεȱí¹ÛÒÅ´«?ÐÞÊÎÉÏÒ²Óвî±ð £¬ÕâЩÐÞÊζԻùÒò±í´ïºÍϸ°û¹¦Ð§ÓÐÖØÒªÓ°Ïì¡£

Öíor¹·DNAµÄ¹ØÏµ

ÓëÈËÀàºÍ¹·µÄ¹ØÏµÏà±È £¬ÖíºÍ¹·Ö®¼äµÄ»ùÒò¹ØÏµÔòÓÐ×ÅÏÔÖøµÄ²î±ð¡£ÖíÊÇÈËÀàºã¾ÃÒÔÀ´ËÇÑøµÄÁíÒ»ÖÖÖØÒª¶¯Îï £¬Æä»ùÒò×éÑо¿¶ÔũҵºÍҽѧ¶¼ÓÐÖØÒªÒâÒå¡£ÖíºÍ¹·µÄ»ùÒòÏàËÆ¶ÈÏà¶Ô½ÏµÍ £¬Ô¼ÄªÔÚ15%×óÓÒ¡£ÕâÖÖµÍÏàËÆ¶È·´Ó¦ÁËËüÃÇÔÚ½ø»¯Àú³ÌÖеIJî±ð·¾¶¡£

¾¡¹ÜÈç´Ë £¬ÖíºÍ¹·ÔÚijЩ»ùÒòÉÏÕվɱ£´æÒ»Ð©ÅäºÏµã¡£ÀýÈç £¬Á½Õß¶¼ÓÐÓëÌåε÷ÀíºÍ´úлÏà¹ØµÄ»ùÒò¡£ÕâЩÅäºÏµÄ»ùÒòÔÚÑо¿¼²²¡ºÍ¿ª·¢ÐÂҩʱ¿ÉÒÔÌá¹©ÖØÒªµÄ²Î¿¼¡£ÓÉÓÚÖíµÄÆ÷¹ÙÔڽṹºÍ¹¦Ð§ÉÏÓëÈËÀàÏàËÆ £¬Öí¾­³£±»ÓÃ×÷Æ÷¹ÙÒÆÖ²ºÍҽѧÑо¿µÄÄ£ÐÍ¡£

ÔÚǰһ²¿?·ÖÎÒÃÇÉîÈë̽ÌÖÁË¡°ÈËor¹·DNAºÍÖíor¹·DNA¡±Ö®¼äµÄ»ùÒòÁªÏµÓë²î±ð £¬±¾²¿·Ö½«½øÒ»²½½ÒʾÕâЩ»ùÒòÑо¿±³ºóµÄ¿ÆÑ§Ô­Àí £¬ÒÔ¼°ËüÃǶÔÎÒÃÇÀí½âÉúÃüºÍ½¡¿µµÄ?ÖØÒªÒâÒå¡£

У¶Ô£ºÀîËĶË(p6mu9CWFoIx7YFddy4eQTuEboRc9VR7b9b)

ÔðÈα༭£º Íõ¿ËÇÚ
ΪÄãÍÆ¼ö
Óû§ÆÀÂÛ
µÇ¼ºó¿ÉÒÔ̸»°
ÍøÓÑÆÀÂÛ½ö¹©Æä±í´ï¸öÈË¿´·¨ £¬²¢²»±êÃ÷֤ȯʱ±¨Á¢³¡
ÔÝÎÞÆÀÂÛ