Integral outer membrane receptors for iron chelates and vitamin B 12 carry out specific ligand transport against a concentration gradient. Energy for active transport is obtained from the ...

Prodrugs are bioreversible derivatives of drug molecules that must undergo an enzymatic and/or chemical transformation in vivo to release the active parent drug, which can then exert its desired ...

“I hate networking.” We hear this all the time from executives, other professionals, and MBA students. They tell us that networking makes them feel uncomfortable and phony—even dirty. Although some ...