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a measure of capacity of 1000 cubic centimeters or 1 cubic decimeter; equivalent to 1.056688 quarts (U.S., liquid).

Origin: fr., fr. G. Litra, a pound

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how to cultrue IEC-6

still now,i found that many paper mention 10%FBS+DMEM,1x105 U/liter of penicillin/streptomycin at 37┬░Cin an atmosphere of 10% CO2 and 95% relative humidity. But in some forum ,someone said,1U/ml insulin must be add into the cultrue medium. Does anyone tell ...

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by lch8934402
Thu Mar 26, 2015 4:05 pm
Forum: Cell Biology
Topic: how to cultrue IEC-6
Replies: 1
Views: 26

Starch Hydrolysis

Normal RECIPE for STRACH Hydrolysis: Starch agar composition (g/liter) Beef extract 3 g Soluble starch 10 g Agar 12 g Distilled water 1 liter But should we can use Peptone instead of Beef extract ?

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by Helics
Sun Nov 30, 2014 10:00 am
Forum: Microbiology
Topic: Starch Hydrolysis
Replies: 0
Views: 549

Nuclear protein purification

it must be 2/5 of final volume, thus 2/3 of your original volume. E.g. you have 1 liter in the beginning, you add 0.66 l of 5M NaCl -> the final volume is 1.66 l and cV = cV, i.e. 0.66l . 5M = 1.66l . xM, how much is x?

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by JackBean
Mon Mar 18, 2013 2:50 pm
Forum: Molecular Biology
Topic: Nuclear protein purification
Replies: 4
Views: 2219

Re: Measure of Cysteine concentration

... are typically M^-1 cm^-1; in that case, a 1cm cell path length cancels out the cm^-1 unit and you'll end up with a concentration in moles/liter. Watch the units on your extinction coefficient, sometimes they are different (you could, for instance, have an extinction coefficient calibrated ...

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by jonmoulton
Thu Nov 15, 2012 4:23 pm
Forum: Molecular Biology
Topic: Measure of Cysteine concentration
Replies: 2
Views: 2060

Re: Calculating the molecular concentration of DNA

... of molecules. No reason to make that since both are equivalents. But I would guess it's because of the last sentence "10^13 ssDNA strands per liter and that's a lot"

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by JackBean
Sun Oct 07, 2012 8:00 pm
Forum: Molecular Biology
Topic: Calculating the molecular concentration of DNA
Replies: 6
Views: 6464
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