The role of serine endopeptidase in cu-cumber leaf senescence was studied by using the inhibitor of serine endopeptidase and plant growth regulators(6-BA and ABA)on darkness-induced cucumber leaves.
采用丝氨酸内肽酶抑制剂和植物生长调节剂处理离体黄瓜叶片，研究了黄瓜叶片暗诱导衰老过程中丝氨酸内肽酶的作用。
Endopeptidase, BAPA, from sterile line at trinucleate stage showed cysteine- and serine types, and also part of type with metalloprotease, but it was the serine type only in maintainer line.
不育系三核期含有的BAPA内肽酶包括半胱氨酸型、丝氨酸型，以及部分含金属酶类；
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