ISSN:
0378-1119
Keywords:
Recombinant DNA
;
active site modification
;
broad-spectrum β-lactam resistance
;
evolution
;
gene cloning
;
nucleotide substitution
Source:
Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
Topics:
Biology
Type of Medium:
Electronic Resource
URL:
http://linkinghub.elsevier.com/retrieve/pii/0378-1119(89)90237-0
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