青霉菌高产青霉素得工艺讨论Penicil l ium Techno l ogy R e s e arch o f H i gh Yiel d of Pe n i c illi n1 3 生工杨雅娴 1 3 0830 1 0 0 1 目前全世界用于青霉素生产得高产菌株几乎都就是以产黄青霉为出发菌株 ,经不同得改良途径得到得
高产青霉素得菌种需经菌种得选育,青霉素得生产包括发酵与提取两部分
工艺流程大致如下:菌种得保藏、孢子制备、种子制备、发酵、提取与精制
W o rldwide for the prod u cti on of penic i l l in pro d ucin g s train w ere m os t ly pro d uced f or Peni c il l ium ch r yso g e n um st r ains, o bt ained thr o ug h d if f e r ent w a y s o f imp r o ve ment、 H i gh-y i eld breedi ng o f pen ic ill i n su bject to s tra i ns of ba c te r i a, p e nicillin pr o d u ction inclu d i n g f e r m e nt at ion a n d e x traction i n two parts、 Process fl ow i s a s fol l ows: th e pr e s e r v a t ion o f spec i es, sp ore pre p ara t ion, se e d pr ep a r at i on, fermentation, extract i o n, a nd r e fining、关键词:青