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分享 [转载]转载:硝酸盐还原与亚硝酸盐还原的方法
陈文峰 2013-11-5 21:46
很好,很详细的关于硝酸盐还原与亚硝酸盐还原的方法 http://www.microbelibrary.org/library/laboratory-test/3660-nitrate-and-nitrite-reduction-test-protocols History Current tests for nitrate and nitrite reduction are based on the Griess diazotization reaction described in 1858 by ...
个人分类: 微生物生理学专栏|3473 次阅读|没有评论
分享 [转载]推荐:关于聚-γ-谷氨酸(PGA)的综述文章
陈文峰 2010-7-15 10:34
人和动物的病原菌炭疽芽孢杆菌( Bacillus anthracis )的荚膜是由多聚--D-谷氨酸(poly--D-glutamic acid,-DPGA)组成的,该菌也是人类最初发现能产生-DPGA的菌株。土壤细菌地衣芽孢杆菌( B. licheniformis )和枯草芽孢杆菌( B. subtilis )也能产生这类荚膜。-DPGA是一种 ...
个人分类: 微生物生理学专栏|4247 次阅读|没有评论
分享 推荐论文:维生素B-12的合成 (Vitamin B12)
陈文峰 2008-11-13 11:40
Vitamin B-12 is one of eight B vitamins which is important for the normal functioning of the brain and nervous system , and for the formation of blood . It is normally involved in the metabolism of every cell of the body, especially affecting DNA synthesis and regulation, but also fa ...
个人分类: 微生物生理学专栏|5690 次阅读|没有评论
分享 转载:异养型二氧化碳的固定----Heterotrophic Carbon Dioxide Fixation
陈文峰 2008-11-2 20:58
Harland G. Wood (1907-1991) 异养型二氧化碳固定的发现者: Harland G. Wood J. Biol. Chem., Vol. 280, Issue 18, 15, May 6, 2005 The Discovery of Heterotrophic Carbon Dioxide Fixation by Harland G. Wood ...
个人分类: 微生物生理学专栏|4403 次阅读|没有评论
分享 羧酶体--carboxysomes
陈文峰 2008-10-28 20:23
Figure(Up). Cartoon representation of the carboxysome, indicating some of the protein components involved, and showing the recently determined structures of the major shell proteins The CcmK/Csos1 proteins (lower right) form hexamers that pack into a two-dimensional molecula ...
个人分类: 微生物生理学专栏|8884 次阅读|没有评论
分享 Mechanism of D-cycloserine action: alanine racemase from Escherichia coli W
陈文峰 2007-11-29 15:49
J Bacteriol. 1972 Jun;110(3):978-87. Mechanism of D-cycloserine action: alanine racemase from Escherichia coli W. Lambert MP , Neuhaus FC . The antibiotic d-cycloserine is an effective inhibitor of alanine racemase. The lack of inhibition by l-cycloserine of alanine racemase fro ...
个人分类: 微生物生理学专栏|3737 次阅读|没有评论
分享 大肠杆菌中半胱氨酸合成过程中的一个酶的纯化,过表达
陈文峰 2007-11-26 17:09
Research reports The serine acetyltransferase from Escherichia coli Over-expression, purification and preliminary crystallographic analysis Dale B. Wigley , Jeremy P. Derrick and William V. Shaw Department of Biochemistry, University of Leicester, Leicester LE1 7RH, ...
个人分类: 微生物生理学专栏|4161 次阅读|没有评论
分享 氮的代谢-转载
陈文峰 2007-11-22 22:16
Nitrogen cycle Nitrogen is found in many common forms of nitrogen in the environment: N 2 - nitrogen gas (dinitrogen, 78% of the air). NO - nitric oxide (used as a neurotransmitter). NO 2 - nitrogen dioxide (toxic brown gas). N 2 O - nitrous oxide (laughing ...
个人分类: 微生物生理学专栏|6163 次阅读|没有评论
分享 关于固氮作用的简单而明了的介绍——转载
陈文峰 2007-11-22 21:55
以下内容来自 http://www.answers.com/topic/nitrogen-fixation nitrogen fixation n. Nitrogen fixation The chemical or biological conversion of atmospheric nitrogen (N 2 ) into compounds which can be used by plants, and thus become available to animals and humans ...
个人分类: 微生物生理学专栏|5494 次阅读|没有评论
分享 好氧的自生固氮菌--固氮菌属(Azotobacter)介绍
陈文峰 2007-11-19 09:52
Azotobacter I ntroduction : The worldwide spread of inflation, initiated by several fold rise in Petroleum price thereby depicting its striking influence on the prices of chemical nitrogenous fertilizers, the prices of nitrogenous fertilizers have nearly doubled during the last 3-4 years. Th ...
个人分类: 微生物生理学专栏|5910 次阅读|没有评论

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