Penicillin acylase catalysed synthesis of ampicillin in hydrophilic organic solvents

Active site titration as a tool for the evaluation of immobilized pencillin acylase

Penicillin acylase-catalyzed resolution of amines in aqueous organic solvents.

Enzymatic synthesis of ampicillin in organic solvents using cross-linked enzyme aggregates of A.faecalis penicillin-G acylase.