Genetic expression in progeny of transgenic plants obtained by using pollen-tube pathway (or deliver

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起源和花粉试管小径方法(PTPM ) 的最近的进步被描述。在 1990 ~ 1994 期间转变小麦的结果简短被报导。他们是:(i) Transfomtion 频率是 3% 鈥 ?% ,甚至到达了 13.5 % ;(ii ) self-fertilition 从转基因的植物的单身的个人获得的四连续的代的基因表示被调查。有外国基因的更高的表示的植物在每代被发现(从 T1 到 T4 ) ,但是基因沉默,遗传型在包含了外国基因的现象但是没表示,也被观察。另外。从授精生物学的角度 PTPM 的转变机制(或 PTDM
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