Beta-lactamase

Plasmid stabilization

 * Beta-lactamase gene bla or ampR is used in molecular cloning as a selection marker, since cells bearing plasmids encoding the gene are resistant to ampicillin and carbenicillin.

NITROCEFIN (GLAXO RESEARCH 87/312) Code: SR0112 For the rapid chromogenic detection of beta-lactamase activity. Oxiod Inc. page on Nitrocefin