Eighteen isolates of enterotoxigenic Escherichia coli (ETEC) and 15 isolates of nonenterotoxigenic E coli (NETEC) obtained from calves with diarrheal disease were characterized biochemically. Of 64 biochemical tests employed, none allowed making differentiation of ETEC from NETEC. Eleven tests were
Twelve pathogenic and seven nonpathogenic enterotoxigenic Escherichia coli strains which were previously identified as belonging to serogroup O8:KX105 (A. Broes, J. M. Fairbrother, S. Larivière, M. Jacques, and W. M. Johnson, Infect. Immun. 56:241-246, 1988) were further examined for their
اكتب أحد الأعراض أو المرض واقرأ عن الأعشاب التي قد تساعد ، واكتب عشبًا واطلع على الأمراض والأعراض التي تستخدم ضدها. * تستند جميع المعلومات إلى البحوث العلمية المنشورة