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Molecules: You'd better learn to live with them.
March 18, 2009
You can smell methane down to the parts per billion level - that is, micrograms per liter. We add it to natural gas (which is mostly odorless methane) for just this reason.
Posted by Molecule of the Day at 8:38 PM • 6 Comments • 0 TrackBacks
March 3, 2009
There was a nice interview on the Daily Show with former NIH director and Nobel laureate Harold Varmus. Good on Jon Stewart for having him, he got to make the kind of points you wouldn't usually on a book tour....
Posted by Molecule of the Day at 9:10 PM • 1 Comments • 0 TrackBacks
March 2, 2009
Category: Biology
Awhile back, I discussed dicyclohexylcarbodiimide: a condensing agent that helps turn biological monomers (like amino acids) into polymers (like proteins). People use it a lot on peptide synthesizers for this purpose, where the peptides are made in organic solvents. A...
Posted by Molecule of the Day at 9:40 PM • 4 Comments • 0 TrackBacks
