|本期目录/Table of Contents|

[1]曹家明,许超群,曾宪放.毕赤酵母发酵过程的染菌分析及预防策略[J].江苏农业科学,2020,48(8):265-271.
 Cao Jiaming,et al.Analysis of bacterial contamination in Pichia pastoris fermentation process and its preventive strategies[J].Jiangsu Agricultural Sciences,2020,48(8):265-271.
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毕赤酵母发酵过程的染菌分析及预防策略(PDF)
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《江苏农业科学》[ISSN:1002-1302/CN:32-1214/S]

卷:
第48卷
期数:
2020年第8期
页码:
265-271
栏目:
资源与环境
出版日期:
2020-04-20

文章信息/Info

Title:
Analysis of bacterial contamination in Pichia pastoris fermentation process and its preventive strategies
作者:
曹家明 许超群 曾宪放
上海泽润生物科技有限公司,上海 201203
Author(s):
Cao Jiaminget al
关键词:
毕赤酵母发酵染菌分析预防策略
Keywords:
-
分类号:
S182
DOI:
-
文献标志码:
A
摘要:
针对毕赤酵母(Pichia pastoris)在发酵过程中发生的染菌现象,按照质量控制要素及工艺流程进行全面分析。通过对工作种子库、一级种子、二级种子、滤芯、发酵罐及发酵菌体进行系统排查发现,染菌是由赛多利斯取样阀密封圈磨损及试验人员的不规范操作造成的。因而在试验操作、设备维护、车间管理、文件修订、人员培训等方面实施一系列纠正预防措施,随后进行多批次的发酵生产。结果表明,试验结果与历史数据具有高度的一致性,从而避免了染菌现象的再次发生。
Abstract:
-

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2019-03-18
基金项目:国家“重大新药创制”科技重大专项(编号:2015ZX09101035、2017ZX09308003);上海市“科技创新行动计划”生物医药领域科技支撑项目(编号:18431905600);上海市科技人才计划(编号:16QB1404200)。
作者简介:曹家明(1985—),男,江苏常州人,硕士,工程师,主要从事生物药物开发、基因工程菌发酵、蛋白药物纯化等方面的研究。E-mail:caojiaming@walvax.com。
更新日期/Last Update: 2020-04-20