Different technical conditions in the process of solid-state fermentation of red yeast rice has a certain impact on the production of acid-form and lactone form Monacolin K.When cultured in the loose rice medium,the a...Different technical conditions in the process of solid-state fermentation of red yeast rice has a certain impact on the production of acid-form and lactone form Monacolin K.When cultured in the loose rice medium,the acid form Monacolin K accounts for 50%-60%;while the acid form Monacolin K accounts for 80%-90%cultured in the consolidated rice medium.And we also found that the proportion of the acid form and lactone form Monacolin K will decrease with the increase of fermentation time.展开更多
目的比较白念珠菌双形态性的两个调控基因,即增强菌丝生长基因(Enhanced Filamentous Growth,EFG1)和菌丝G1细胞周期蛋白基因(hyphal G protein cycle1,HGC1)在菌丝相和酵母相中的表达情况,寻找调控菌丝表达的关键基因。方法分别提取白...目的比较白念珠菌双形态性的两个调控基因,即增强菌丝生长基因(Enhanced Filamentous Growth,EFG1)和菌丝G1细胞周期蛋白基因(hyphal G protein cycle1,HGC1)在菌丝相和酵母相中的表达情况,寻找调控菌丝表达的关键基因。方法分别提取白念珠菌菌丝相和酵母相的RNA,行半定量RT-PCR检测,比较EFG1和HGC1两个基因的RNA表达差异。结果EFG1在菌丝相和酵母相都有表达,差异无显著性意义,而HGC1在菌丝相有表达,在酵母相无表达。结论HGC1为菌丝特异基因。展开更多
文摘Different technical conditions in the process of solid-state fermentation of red yeast rice has a certain impact on the production of acid-form and lactone form Monacolin K.When cultured in the loose rice medium,the acid form Monacolin K accounts for 50%-60%;while the acid form Monacolin K accounts for 80%-90%cultured in the consolidated rice medium.And we also found that the proportion of the acid form and lactone form Monacolin K will decrease with the increase of fermentation time.
文摘目的比较白念珠菌双形态性的两个调控基因,即增强菌丝生长基因(Enhanced Filamentous Growth,EFG1)和菌丝G1细胞周期蛋白基因(hyphal G protein cycle1,HGC1)在菌丝相和酵母相中的表达情况,寻找调控菌丝表达的关键基因。方法分别提取白念珠菌菌丝相和酵母相的RNA,行半定量RT-PCR检测,比较EFG1和HGC1两个基因的RNA表达差异。结果EFG1在菌丝相和酵母相都有表达,差异无显著性意义,而HGC1在菌丝相有表达,在酵母相无表达。结论HGC1为菌丝特异基因。