GMOs: ¤ÇÒÁ»ÅÍ´ÀÑ·ҧÍÒËÒáѺ·ÔÈ·Ò§¢Í§»ÃÐà·Èä·Â ?

GMOs ËÃ×Í Genetically Modified Organisms

          ¤×Í ÊÔè§ÁÕªÕÇÔµ·Õèä´é¨Ò¡¡ÒôѴá»Å§ÊÒþѹ¸Ø¡ÃÃÁ (DNA) «Öè§Á¹ØÉÂìãªéÇÔ¸Õ·Ò§¾Ñ¹¸ØÇÔÈÇ¡ÃÃÁÊÃéÒ§¢Öé¹ÁÒ  ÊÔè§ÁÕªÕÇÔµ·ÕèÇèÒ¹ÕéÍÒ¨à»ç¹ ¨ØÅÔ¹·ÃÕÂì ¾×ª ËÃ×Í ÊѵÇì «Öè§ÍÒËÒ÷Õèä´é¨Ò¡ GMOs  ÊèǹãË­è·Õèä´éÃѺ¡ÒáÅèÒǶ֧㹻Ѩ¨ØºÑ¹ ¤×Í ¨ØÅÔ¹·ÃÕÂìáÅоת   ·Ñ駹ÕéÇÔ¸Õ¡ÒôѴá»Å§áÅÐà»ÅÕ蹶èÒÂÊÒþѹ¸Ø¡ÃÃÁâ´ÂÁÒ¡ãªé Recombinant DNA Technology «Ö觺ѧ¤ÑºãËéÂÕ¹à»éÒËÁÒÂä»ÃÇÁµÑǡѺ DNA à¨éÒºéÒ¹áÅСÃеØé¹ãËéÁÕ¡ÒÃáÊ´§ÍÍ¡  â´Â¹ÔÂÁ¹ÓÁÒãªéã¹·Ò§¡ÒÃá¾·ÂìáÅСÒÃà¡ÉµÃ

          µÑǤǺ¤ØÁ¡ÒÃáÊ´§ÍÍ¡¢Í§ÂÕ¹ (promoter) ËÅÒª¹Ô´ä´éÁÒ¨Ò¡¨ØÅÔ¹·ÃÕÂì àªè¹ CaMV 35S promoter ·ÕèÁÕ¡ÒÃáÊ´§ÍÍ¡µÅÍ´àÇÅÒã¹à«ÅÅì¾×ªà¡×ͺ·Ø¡ª¹Ô´ (ÃÙ»·Õè 1) ÇÔ¸Õ¡ÒôѴá»Å§áÅÐà»ÅÕ蹶èÒÂÊÒþѹ¸Ø¡ÃÃÁ¤×Í ¡ÒÃâ¤Å¹ÂÕ¹à»éÒËÁÒÂáÅéǹÓÁÒãÊèÃÐËÇèÒ§ promoter áÅÐ terminator ·Õèµéͧ¡Òà ÃÇÁ件֧àÅ×Í¡ÂÕ¹·Õèãªé㹡ÒäѴàÅ×Í¡ (marker gene) «Öè§ÊèǹãË­èà»ç¹ÂÕ¹·ÕèÊÒÁÒöµéÒ¹·Ò¹ÂÒ»¯ÔªÕǹРÊÓËÃѺÇÔ¸Õ¡ÒùÓÂÕ¹ãËéà¢éÒä»áÊ´§Í͡㹾תáÅÐÊÔè§ÁÕªÕÇÔµÍ×è¹ æ ¹ÔÂÁãªé 2 ÇÔ¸Õ ¤×ÍãªéÇÔ¸ÕÂÔ§ÂÕ¹à¢éÒä»â´ÂµÃ§ (Gene Bombartment)  áÅСÒÃãªé Agrobacterium  spp.   â´Âã¹ ÃÙ»·Õè 2 áÊ´§¶Ö§¢Ñ鹵͹¡Ò÷Óâ¤Ã§ÊÃéÒ§¢Í§ÂÕ¹ (gene construction) ÀÒÂ㹡ÒâѺà¤Å×è͹¢Í§ CaMV 35S promoter  ¨Ò¡¹Ñé¹¹Ó gene construction ·Õèä´éÁÒãÊèÃÐËÇèÒ§ right border (RB) áÅÐ left border (LB) ¢Í§ Transfer plasmid (T-plasmid) ·ÕèÁÕ gene construction ¢Í§  ani-kanamycin gene ÍÂÙè´éÇ   áÅéǹÓä»ãÊèã¹ Agobacterium à¾×èÍãËéÊ觼èÒ¹ªÔé¹ DNA ·ÕèÍÂÙèÃÐËÇèÒ§ RB áÅÐ LB à¢éÒä»ÃÇÁà¢éÒ (ẺÊØèÁ) ¡Ñºâ¤ÃâÁâ«Á¢Í§¾×ªà»éÒËÁÒÂ

 
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