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Direct b-cell

Direct b-cell

lymphocytes responding to a small range of antigens by antibody production without any requirement for t-cells. The antigens include flagellin and pokeweed mitogen.


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Magnetite reducing bacteria

... I would appreciate any hints or references, if anyone here knows anything about this matter. If this is not the right place to ask, please direct me to a more apropriate forum or group. Thanks a lot !

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by soungalo
Fri Dec 21, 2012 2:21 pm
 
Forum: Microbiology
Topic: Magnetite reducing bacteria
Replies: 0
Views: 346

ETC - purpose of having different dehydrogenases?

... Since a large (delta)P can drive reversed electron transport and thus slow down oxidation of NADH and quinol, it may be an advantage to be able to direct electrons along alternate routes that bypass coupling sites and translocate fewer protons. This could ensure adequate rates of reoxidation of ...

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by keetner
Sat Dec 15, 2012 2:28 am
 
Forum: Molecular Biology
Topic: ETC - purpose of having different dehydrogenases?
Replies: 1
Views: 553

cellular mechanisms that result in symptoms of cholera

Just wanted to add in...one of the mechanisms is direct stimulation of chloride secretion by enterocytes, which is a result of the cholera toxin, but I don't really understand what this is/I can't find much information on it. This mechanism is responsible ...

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by tesla93
Mon Nov 19, 2012 10:35 pm
 
Forum: Cell Biology
Topic: cellular mechanisms that result in symptoms of cholera
Replies: 4
Views: 1401

Direct or indirect protein-DNA interaction

Greetings, How would one go about deducing whether a certain DNA binding transcription factor has a direct interaction with a gene of interest ( we know that the TF has impact on expression because a mutation in the gene coding for it caused a 10-fold decrease in expression ...

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by nukeman
Wed Oct 31, 2012 5:21 pm
 
Forum: Molecular Biology
Topic: Direct or indirect protein-DNA interaction
Replies: 1
Views: 427

Re:

... any "theory of creationism" is not testable - no experiment can be designed to provide scientific evidence of a "creator" by direct or indirect measurements or observations, therefore no evidence can be collected to support or refute any hypothesis generated from the theory. ...

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by Cat
Sun Oct 14, 2012 4:26 pm
 
Forum: Evolution
Topic: Are evolution and creationism mutually exclusive???
Replies: 23
Views: 3754
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