Rice chitinase gene was transferred into immature embryogenic calli of wheat using PDS1000/He particle delivery system.

利用PDS10 0 0 /氦气基因枪将水稻几丁质酶基因导入小麦幼胚盾片愈伤组织。

youdao

And in an industry which is about 40yrs old and relatively immature on a program which runs out over 10yrs, I would expect that there will be supplier failure and delivery failure in parts and it is my responsibility to plan for that.

BBC