Glossary for NanoBiotechnology

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epimerization:
Reaction that alters the steric arrangement around one atom, as in a sugar molecule.

Epinephrine:
see adrenaline

epithelium:
Coherent cell sheet formed from one or more layers of cells covering an external surface or lining a cavity.

Epitope:
see antigenic determinant

equilibrium constant (K):
Ratio of forward and reverse rate constants for a reaction and equal to the association constant.

erythrocyte (red blood cell):
Small, hemoglobin-containing blood cell of vertebrates that transports oxygen and carbon dioxide to and from tissues. (From Greek eruthros, red.)

ER:
see endoplasmic reticulum

Escherichia coli (E. coli):
Rodlike bacterium normally found in the colon of humans and other mammals and widely used in biomedical research.

ester:
Molecule formed by the condensation reaction of an alcohol group with an acidic group. Most phosphate groups are esters.

ethyl (CH2CH3):
Hydrophobic chemical group derived from ethane (CH3CH3).

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Parts of the glossary are from the following book:
Copyright 1983, 1989, 1994 From "Molecular Biology of the Cell" by Bruce Alberts, Dennis Bray, Julian Lewis, Martin Raff, Keith Roberts, James D. Watson. Reproduced by permission of Routledge, Inc., part of The Taylor & Francis Group.