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Dictionary » D » Detergent DetergentDetergent (Science: chemistry) An agent which purifies or cleanses. (Science: cell biology) amphipathic, surface active, molecules with polar (water soluble) and nonpolar hydrophobic) domains. They bind strongly to hydrophobic molecules or molecular domains to confer water solubility. Examples include: sodium dodecyl sulphate, fatty acid salts, the Triton family, octyl glycoside. Origin: L. Detergere = to cleanse ![]()
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Results from our forumCell lysis and Lowry assay for 2D electrophoresis... in this 2D buffer is 50mM. Do you think it will interfere with the Lowry assay? 3)I assume I can't use Bradford assay here since I am using a detergent, CHAPS. Thanks a lot for your help.
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Re: Cell wall lysisI'd try detergent. The pigments you are after are the mainly phycobiliproteins and the chlorophyll. http://en.wikipedia.org/wiki/Phycobilin
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DNA extractionMy class did a simple DNA extraction from 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 ...
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SDS-PAGE help please... is used in Polyacrylamide gel electrophoresis, but I'm still having a little difficulty understanding what it does. As far as I can tell, its a detergent that not only breaks up a protein into polypeptides and gives an overall negative charge to the polypeptides. If I remember correctly, gel ...
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Red-Eyed tree Frog skin can inhibit HIV virus... It is thought to work by damaging the membrane of each viral particle, either by punching holes which cause it to fall apart, or through a "detergent effect" which breaks apart fatty molecules in the membrane. Research leader Dr Scott Van-Compernolle said: "There are lots of substances ...
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