| molecular analysis of salmonella enteritidis isolates from the caribbean by pulsed-field gel electrophoresis. | using pulsed-field gel electrophoresis (pfge), between 1987 and 1996 we analyzed salmonella enteritidis isolates from gastroenteritis cases in four caribbean countries: barbados, saint kitts and nevis, saint lucia, and trinidad and tobago. we also determined the resistance of the isolates to 12 antimicrobial agents. of the 129 isolates of s. enteritidis available for testing, dna digested by xbai revealed 13 distinctive pfge patterns. the most prevalent xbai pfge patterns were group 1 (88 of 129 ... | 2000 | 11190971 |