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热激法修饰瑞士乳杆菌的参数优化与特性研

, PP. 111-114

Keywords: 瑞士乳杆菌,热激处理,特性,微观结构,参数优化

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Abstract:

采用不同热处理温度(67、70℃)与时间(10、15、20s)对瑞士乳杆菌（Lactobacillushelveticus）进行热激修饰，研究处理前后与干酪加工相关的菌体特性，同时对热激修饰条件参数进行优化。研究结果表明，菌体经70℃、10?s热激处理后，菌体存活率、动态产酸能力、蛋白水解能力等指标符合热激要求，经修饰后的菌株适宜作为干酪促熟酶源。采用扫描电镜对细菌表面微观结构的观察结果表明，热激处理使菌体形态、膜表面发生明显改变，菌体表面发生萎缩、褶皱与底端溶解等变化。

 References

[1]  Asensio C,Parra L,Peldez C,Use of heat-shocked mesophilie lactic acid bacteria in low-fat goat\'s milk eheesemaking,Journal of Agricultural end Food Chemistry,1996(9).
[2]  Trepanier G,El Abboudi M,Lee B H,Accelerated maturation of cheddar cheese:microbiology of cheeses supplemented with Lactobacillus casei subsp,case/ L2A,Journal of Food Science,1992(2).
[3]  Frey J P,Marth E H,Johnson M E,Heat-and freeze-shocking cause changes in peptidase and protease activity of Lactobacillus helveticus,Milehwissenschaft,1986(11).
[4]  El Sode M,Pandian S,Recent developments in accelerated cheese ripening,Journal of Dairy Science,1991(7).
[5]  El Sode M,Acceleration maturation of cheese,International Dairy Journal,1993(4-6).
[6]  Law B A,Controlled and accelerated cheese ripening:the research base for new technologies,International Dairy Journal,2001(4-7).
[7]  Klein N,Lortal S,Attenuated starters:an efficient means to influence cheese ripening-a review,International Dairy Journal,1999(11).
[8]  Kenny O,FitzGerald R J,O\' Cuinn G,Autolysis of selected Lactobacillus helveticus adjunct strains during cheddar cheese ripening,International Dairy Journal,2006(7).
[9]  Asensio C,Gómez R,Peláez C,Effect of heat treatment on the proteolytic activity of mesophilie bacteria isolated from goat\'s milk cheese,Applied Microbiology,1995(1).
[10]  Valence F,Lortal S,Zymogram and preliminary characterization of Lactobacillus helveticus autolysins,Applied and Environmental Microbiology,1995(9).
[11]  EL Abboudi M,Pandian S,Trepanier G,Heat-shocked Lactobacillus for acceleration of cheddar cheese ripening,Journal of Food Science,1991(4).
[12]  姜铁民.隋欣.王建.陈历俊.周伟明 直投式发酵剂制备中乳酸菌增殖条件的探讨 [J].-食品与发酵工业2005(8)
[13]  Barrels H J,Johnson M E,Olson N F,Accelerated ripening of Gouda cheese.1.Effect of heat-shocked thermophilic Lactobacilli and Streptococci on proteolysis and flavor development,Milehwissenschaft,1987(2).
[14]  Church F C,Swaisgood H E,Porter D V,Spectrophotometrie assay using o-phthaldialdehyde for determination of proteolysis in milk and isolated milk proteins,Journal of Dairy Science,1983(6).
[15]  Sousa M J,Ardo Y,MeSweeney P L H,Advanced in the study of proteolysis during cheese ripening,International Dairy Joumal,2001(4-7).
[16]  Kiernan R C,Beresford T P,O\'Cuinn G,Autolysis of lactobacilli during cheddar cheese ripening,Irish Journal of Agricultural and Food Research,2000(1).

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