例句與造句

1. foreign genes, such as reporter genes, disease-resistant genes or color-related genes, were successfully transferred to roses via agrobacteria or through microprojectile bombardment
   通過農(nóng)桿菌介導(dǎo)法和基因槍法，外源基因如報告基因、抗病基因和改變花色的基因等已轉(zhuǎn)化成功。
2. because of the special biological structure of bryology, it was very difficult to transfer foreign gene into the protonema or gametophyte by agrobacterium-mediated transformation . protoplasts as acceptor, using direct dna transfer methods such as microprojectile bombardment and peg-mediated transformation is becoming a good way
   由于蘚類植物特殊的生物學(xué)結(jié)構(gòu)用農(nóng)桿菌侵染其原絲體或者莖葉體很難實現(xiàn)轉(zhuǎn)化，以原生質(zhì)體作受體是蘚類植物轉(zhuǎn)化的常用途徑。
3. three chloroplast transformation vectors including pds16s-cat, ptn1269-bar and psp72-n5-bar-n3 were constructed, using ! 6s rrna or chln gene sequence as a homologous segment and cat or bar as a selective marker gene, respectively . foreign genes were introduced to the cells of d . salina by microprojectile bombardment method and a pilot chloroplast tran
   3.杜氏鹽藻葉綠體165出na基因的克隆和轉(zhuǎn)化載體的構(gòu)建根據(jù)杜氏鹽藻的近緣藻類的葉綠體基因組序列資料，克隆了杜氏鹽藻葉綠體16srrna基因部分序列1100bp，并利用克隆的16srrna鄭州大學(xué)2003年博士學(xué)位論文
4. It's difficult to find microprojectile bombardment in a sentence. 用microprojectile bombardment造句挺難的