Dictionary » S » Smear

Smear

smear

1. To overspread with anything unctuous, viscous, or adhesive; to daub; as, to smear anything with oil. Smear the sleepy grooms with blood.

2. To soil in any way; to contaminate; to pollute; to stain morally; as, to be smeared with infamy.

Origin: OE. Smeren, smerien, AS. Smierwan, smyrwan, fr. Smeoru fat, grease; akin to D. Smeren, OHG. Smirwen, G. Schmieren, Icel. Smyrja to anoint. See Smear.


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Re:

I am not completely sure about lanes 1 and 2, but 100% sure about 3 and 6. Lane 2 (smear starting in the middle of the gel ending with strong band of low molecular weight)= 1. In this lane the DNA has been almost completely digested because the nucleosome had been ...

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by 2468
Sat Nov 03, 2012 4:32 pm
 
Forum: Molecular Biology
Topic: Chromatin experiment
Replies: 10
Views: 998

Chromatin experiment

I am not completely sure about lanes 1 and 2, but 100% sure about 3 and 6. Lane 2 (smear starting in the middle of the gel ending with strong band of low molecular weight)= 1. In this lane the DNA has been almost completely digested because the nucleosome had been ...

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by Cat
Sat Nov 03, 2012 3:46 pm
 
Forum: Molecular Biology
Topic: Chromatin experiment
Replies: 10
Views: 998

Re: extra unknown band after restriction digestion?

And yesterday I loaded little amount and looked the gel,did not see any smear but today a loaded whole restriction reaction to gel and checked it and realised have a upward smear. Also have the extra band. Downward smear means degredation but what does upwaard ...

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by genetherapy
Wed Jul 18, 2012 12:18 pm
 
Forum: Molecular Biology
Topic: extra unknown band after restriction digestion?
Replies: 11
Views: 2279

Re: extra unknown band after restriction digestion?

I forgot to say: yes, there was not any smear. Only a band bigger than 10 kb.

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by genetherapy
Tue Jul 17, 2012 6:49 pm
 
Forum: Molecular Biology
Topic: extra unknown band after restriction digestion?
Replies: 11
Views: 2279

extra unknown band after restriction digestion?

If you'd digested E.coli gDNA, you would probably get more than one band. Are you sure there was no background smear?

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by JackBean
Tue Jul 17, 2012 10:29 am
 
Forum: Molecular Biology
Topic: extra unknown band after restriction digestion?
Replies: 11
Views: 2279
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