生物工程下游技术概述省公共课一等奖全国赛课获奖课件.pptx
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1、Downstream Processing of Bioengineering 生物工程下游技术生物工程下游技术第1页杨志红691612第2页Section One第3页PrefaceConsiderable effort and time is allocated to introducing cell culture and fermentation technology to undergraduate students in academia,generally through a range of courses in industrial biotechnology and rel
2、ated disciplines.Similarly,a large number of textbooks are available to describe the applications of these technologies in industry.第4页However,there has been a general lack of appreciation of the significant developments in downstream processing and isolation technology,the need for which is largely
3、 driven by the stringent regulatory requirements for purity and quality of injectable biopharmaceuticals.This is particularly reflected by the general absence of coverage of this subject in many biotechnology and related courses in educational institutions.第5页For a considerable while I have felt tha
4、t there is increasing need for an introductory text to various aspects of downstream processing,particularly with respect to the needs of the biopharmaceutical and biotechnology industry.Although there are numerous texts that cover various aspects of protein purification techniques in isolation,ther
5、e is a need for a work that covers the broad range of isolation technology in an industrial setting.第6页 It is anticipated that Downstream Processing of Proteins:Methods and Protocols will play a small part in filling this gap and thus prove a useful contribution to the field.It is also designed to e
6、ncourage educational strategists to broaden the coverage of these topics in industrial biotechnology courses by including accounts of this important and rapidly developing element of the industrial process.第7页The hope is that this will result in graduates having a reasonable understanding of downstr
7、eam processing principles and techniques,and thus be better prepared to fulfill the ever-increasing demand for competent isolation scientists in industries.第8页This is,of course,achieved with the help of the dedicated contributing authors of Downstream Processing of Proteins:Methods and Protocols,wit
8、hout whose willingness to contribute and patience it would not have been possible.I would also like to thank the Humana Press and Prof.John Walker(the series editor)for their encouragement and prompt feedback.第9页My thanks are also due to the Medeva Pharma Development management for providing me with
9、 the time and opportunity to fulfill this task,and without whose support it would have been impossible.Finally,I wish to thank my wife,children,and family members for allowing me to persevere with my editing activities in perhaps what should have been their time.第10页Section Two第11页菌种筛选菌种筛选摇瓶试验摇瓶试验发酵
10、罐试验发酵罐试验第12页第13页Industrial Scale upTo transfer the pilot scale results into a commercially feasible production setting.Fermentor sizes range from 100 L to 500,000 L,depending on products.第14页在疾病治疗方面应用在疾病治疗方面应用生物制药抗生素基因治疗第15页生物工程研究领域微生物培养动物细胞培养植物细胞培养天然资源生化材料海洋生物培养第16页生物工程产业领域生物制药(抗生素,基因重组蛋白,氨基酸,疫苗,菌苗
11、,天然药品,生化药品,血液制品,抗体,多糖,多肽)生物化工(乳酸,柠檬酸,苹果酸,丙烯酸,甘油,异丙醇,乙烯)生物能源(甲醇,乙醇,生物柴油,生物汽油)生物材料(明胶,胶原蛋白,人造皮肤,人造骨,人造脏器)生物医学(诊疗试剂,基因治疗,人及生物克隆)环境生物(环境治理,水污染,土壤污染,风沙治理)生物食品(醋,啤酒业,酿酒,乳制品,奶制品)生物资源(动物,植物,微生物)生物农业(基因食品,基因植物)第17页生物工程上中下游上游:菌种,基因工程,分子生物学,遗传学中游:微生物发酵工程,动植物细胞,海洋生物培养下游:生物分离工程第18页 生物产品特点生物产品特点 产物浓度低水溶液 原因:a.氧传递
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