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B Cell

A lymphocyte derived from bone marrow that provides humoral immunity; it recognizes free antigen molecules in solution and matures into plasma cells that secrete immunoglobulin (antibodies) that inactivate the antigens.


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How can I add a kozak sequence in plasmid pMT/bip/V5-His A

Hi guys, I'm a new guy in molecular biology. I plan to express a scfv in S2 cell using the plasmid pMT/bip/V5-His A (with enzyme site BglII and XbaI). Because there's a Bip signal sequence ahead of the enzyme site BglII, so I CAN NOT add Kozak sequence in the ...

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by yiwi123
Tue Mar 12, 2013 8:04 pm
 
Forum: Molecular Biology
Topic: How can I add a kozak sequence in plasmid pMT/bip/V5-His A
Replies: 1
Views: 39

Re: UV Effect on cell pigmentation (melanocytes)

it is based on the intensity of vu rays as the pigment melanin is purely designed for protection from uv rays is is deffinetey effected by the intensity of the light

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by rat554
Sat Mar 02, 2013 6:52 pm
 
Forum: Cell Biology
Topic: UV Effect on cell pigmentation (melanocytes)
Replies: 1
Views: 138

TCA preipitation

You will get soluble part, precipitated proteins and cell debris, i.e. insoluble polysaccharides and stuff. However, I would first care how to get it into solution.

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by JackBean
Wed Feb 27, 2013 11:07 am
 
Forum: General Discussion
Topic: TCA preipitation
Replies: 2
Views: 159

TCA preipitation

Hi there, I have to do a cell wall extraction on bacteria soon and my protein of interest is cell wall anchored. My supervisor told me to do TCA precipitation (haven't done before) but I assume it's too isolate the proteins within the ...

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by biology_06er
Wed Feb 27, 2013 3:25 am
 
Forum: General Discussion
Topic: TCA preipitation
Replies: 2
Views: 159

Re: How did endosymbionts coordinate replication?

Just a question about mtDNA: According to the endosymbiontic theory mitochondria were ancient bacteria that survived in an ancient eukaryotic cell and continued to live as part of it as an organelle. So, I suppose, in any eukaryotic cell the mtDNA should be relatively conserved. However, the ...

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by kk
Tue Feb 26, 2013 8:29 am
 
Forum: Cell Biology
Topic: How did endosymbionts coordinate replication?
Replies: 5
Views: 810
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