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第七次世界性霍乱大流行的早期所分离的霍乱菌株,对抗菌素一律是敏感的。但在流行后期,世界各地都有耐药菌株的报告,这种耐药性的产生,显然是由于存在耐抗菌素的R质粒所致。
Cholera strains isolated early in the seventh worldwide cholera epidemic are always sensitive to antibiotics. However, late in the epidemic, there were reports of drug-resistant strains in various parts of the world. This resistance was apparently due to the presence of antibiotic-resistant R plasmids.