TY - RPRT TI - An efficient expression and secretion system based on Bacillus subtilis phage phi 105 and its use for the production of B. cereus beta-lactamase I. AU - S J Thornewell AU - A K East AU - J Errington PY - 1993 DO - 10.1016/0378-1119(93)90223-p UR - https://pubmed.ncbi.nlm.nih.gov/8224893/ ID - 8224893 ER -