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Fraction

Fraction

in chemistry, one of the separable constituents of a substance.


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Why bacterial food poisoning peak in summer?

... (such as flies that may spread bacteria when they hopple on your coleslaw), but I'm pretty certain these type of factors contribute to just a fraction of total disease cases.

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by biohazard
Tue Apr 14, 2009 1:02 pm
 
Forum: Human Biology
Topic: Why bacterial food poisoning peak in summer?
Replies: 2
Views: 417

Re:

... cultivable bacteria, and conditions (aerobic, microaerophylic, anaerobic, temperature) are also important. But whatever agar is used only a tiny fraction of the diversity of bacteria can be successfuly cultured.

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by canalon
Mon Nov 10, 2008 8:04 pm
 
Forum: Microbiology
Topic: Best general purpose media?
Replies: 7
Views: 1732

Splice modification in mouse brains

... oligos triggered excision of dystrophin exon 23 and sometimes both exons 22 and 23, removing the premature termination codon. While a small fraction of the transcripts underwent modified splicing, this was sufficient to ameliorate behavioral abnormalities of the mdx mice. RT-PCR of mRNA ...

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by jonmoulton
Tue Oct 21, 2008 2:59 pm
 
Forum: Molecular Biology
Topic: Splice modification in mouse brains
Replies: 0
Views: 374

Re: Finding the net charge of amino acid

... net charge on a peptide, in general you just do the arithematic, saving Henderson-Hasselbach for questions about "% ionized" or "fraction of sample in some or the other ionization state" etc. Sorry, you do have the complete Henderson-Hasselbach equation there. I didn't look ...

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by blcr11
Thu Oct 02, 2008 9:42 am
 
Forum: Molecular Biology
Topic: Finding the net charge of amino acid
Replies: 15
Views: 6632

Potential relationship between non-enzymatic antioxidants

... that Leydig cells possess the biosynthetic machinery necessary to manufacture oxytocin. The isolated oxytocin peptide was purified by HPLC with fraction collection followed by polyclonal-Ab immunoaffinity column chromatography. Comparison of the amino acid sequence of the isolated octapeptide ...

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by ianjager
Thu Sep 18, 2008 5:08 pm
 
Forum: Cell Biology
Topic: Potential relationship between non-enzymatic antioxidants
Replies: 1
Views: 790
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