%0 Journal Article %T The Metabolic Control Breeding of L-Lactic Acid Fermentation and Optimization of Media and Cultivation Conditions
L-乳酸发酵的代谢调控育种及发酵影响因素的研究 %A QIU Jun-Peng %A XU Yan %A RUAN Wen-Quan %A YAN Qun %A
仇俊鹏 %A 徐岩 %A 阮文权 %A 严群 %J 微生物学通报 %D 2007 %I %X Based on the strain breeding theory and metabolic engineering theory, A high-yield mutant of Lactobacillus Thermophilus ATCC8317 was obtained through the compound inducements by the original Acetic acid-Sodium acetate plate and the productivity increased 210%.The best media components included saccharifying corn,malt powder 30g/L,peptone 5g/L.Based on the variety of specific cell growth rate and specific L-lactic acid production rate at different temperatures, the strategy of temperature control was obtained. The total product of L-lactic acid reached 135g/L besides the rate of glucose consumed and the average L-lactic acid productivity were up to 95% and 2.25g/(L·h) respectively. %K L-lactic acid %K Breeding %K Optimization %K Strategy of temperature control
L-乳酸 %K 育种 %K 优化 %K 温度控制策略 %U http://www.alljournals.cn/get_abstract_url.aspx?pcid=90BA3D13E7F3BC869AC96FB3DA594E3FE34FBF7B8BC0E591&jid=78024727B5F4EF6AA9CA8E605B5FC464&aid=0571B4A29A7D4B7B&yid=A732AF04DDA03BB3&vid=339D79302DF62549&iid=94C357A881DFC066&sid=26F2AF83D88E9845&eid=C7429E7D5BF6FC1B&journal_id=0253-2654&journal_name=微生物学通报&referenced_num=0&reference_num=11