Dictionary » P » Pellet

Pellet

pellet

1. A pilule, or very small pill.

2. A small rod-shaped or ovoid dosage form that is sterile and is composed essentially of pure steroid hormones in compressed form, intended for subcutaneous implantation in body tissues; serves as a depot providing for the slow release of the hormone over an extended period of time.

Origin: Fr. Pelote; L. Pila, a ball


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definition for the word/verb pellet

In cell/molecular biology, the noun 'pellet' means a solid and visible mass of molecules or particles (such as proteins, nucleic acids or cells), which is typically obtained from a liquid medium in a conical tube by centrifugation. Supernatant ...

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by biohazard
Thu Jun 25, 2009 11:36 am
 
Forum: General Discussion
Topic: definition for the word/verb pellet
Replies: 2
Views: 109

definition for the word/verb pellet

Hello I had to read a paper about Nestin protein ( a cell cytoskeleton protein) and the use the verb pellet alot and I could not find a good definition for this verb, Can anyone help me? "and followin dialysis into H buffer, pelletable IF were formed, provided...)" ...

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by oren
Thu Jun 25, 2009 10:34 am
 
Forum: General Discussion
Topic: definition for the word/verb pellet
Replies: 2
Views: 109

DNA extraction

... cheek epithelial cells. The protocol involved lysing the cells with 4% detergent, 1% NaCl and vortexing, centrifuging at 11krpm to form a cell pellet, and adding cold ethanol to the supernatant to precipitate the DNA. Afterwards we were asked the following two questions but I'm not sure what ...

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by dae
Wed Mar 18, 2009 5:04 am
 
Forum: Molecular Biology
Topic: DNA extraction
Replies: 1
Views: 516

Re: gel electrophoresis & assays help please

... Amp IPTG 8 Small Clearing Zone Amp [2] Grow overnight at 37°C in orbital incubator. [3] Remove 1 ml of each culture into a clean eppendorf and pellet cells by spinning in a microfuge for 2 mins. Discard the supernatant add a further 1 ml of the same sample to the tube. Repeat this process until ...

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by RachBio
Sun Feb 08, 2009 9:26 pm
 
Forum: Molecular Biology
Topic: gel electrophoresis & assays help please
Replies: 6
Views: 869

Re: Isolation of Mitochondria

... It's easy, and gives good results if you measure very exactly. If you sentrifugate the cells for 10 minutes with 1,000 g you should get pellet rich in nuclei and cellular debris. Another 20 minutes with 20,000 g and you should have pellet rich in mithocondria (and chloroplasts if you ...

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by hplc
Thu Jan 29, 2009 6:15 pm
 
Forum: Cell Biology
Topic: Isolation of Mitochondria
Replies: 2
Views: 553
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