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Pre-

pre-

anterior; before (in time or space).

See: ante-, pro-.

Origin: L. Prae


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Newbie question about the first life

... chemical interactions that could've led to the formation of the first cell. More about the mitochondria: there are two theories about their presence in cells. One of them says that the first host that "swallowed" one was a eukaryotic cell, the other one says that the host was a ...

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by piscilactovegetarian
Fri Feb 28, 2014 12:10 am
 
Forum: Molecular Biology
Topic: Newbie question about the first life
Replies: 14
Views: 1358

Re: blank and substrate control give OD reads

... make better idea what you have in there? detail method as below; 1) grow inoculum of xylanase variants in 96 multiwell plate, overnight, 37oC 2) expression in deep well plate for 24hrs, 30oC by 5% inoculation 3) centrifuge to harvest the enzyme 4) distribute substrate (pre-treated kenaf) equally ...

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by intandiana
Sun Jan 19, 2014 5:57 am
 
Forum: Molecular Biology
Topic: blank and substrate control give OD reads
Replies: 9
Views: 1353

Re: A theoretical question - Genetic manipulation

... subjective to the host - not everyone behaves the same drunk. What I'm talking about is something that would change brain function to emit a pre-determined emotional and cognitive response, a universal behaviour-changing mechanism, similar to the way that rabies, in its latter stages, causes ...

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by Maitreya
Mon Dec 09, 2013 2:25 am
 
Forum: Microbiology
Topic: A theoretical question - Genetic manipulation
Replies: 3
Views: 2377

Bacterial Taxonomy

... I will then attempt to identify beneficial bacteria and help it take over the Petri. Then I will cultivate it in a larger area, and use that as a pre-compost pile with some fungi and nematodes.

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by Sophiahotep
Thu Nov 14, 2013 10:12 pm
 
Forum: Microbiology
Topic: Bacterial Taxonomy
Replies: 3
Views: 1685

electrophoretic mobility shift assay (EMSA)

... into the gel the blue front is nowhere... Do anyone have a good tip what went wrong? (I use 6% non-danaturing PAA gel without a stacking gel, I pre-run it at 100V for 1h, I rinse the wells before loading, I don't vortex the samples, the loading buffer doesn't contain SDS either)

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by kk
Fri Nov 08, 2013 12:21 pm
 
Forum: Molecular Biology
Topic: electrophoretic mobility shift assay (EMSA)
Replies: 1
Views: 704
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