Cleary T G, Murray B E
Program in Infectious Diseases, University of Texas Medical School, Houston 77030.
J Clin Microbiol. 1988 Oct;26(10):2177-9. doi: 10.1128/jcm.26.10.2177-2179.1988.
Enteroinvasive Escherichia coli has not been extensively studied for cytotoxin production. We evaluated 30 well-characterized enteroinvasive E. coli strains of all the known invasive serogroups from several geographic regions for their ability to produce Shiga-like cytotoxic activity assayed in a HeLa cell system. None of these strains produced cytotoxic activity that was neutralizable with antibody to Shiga-like toxin I or II.
侵袭性大肠杆菌产生细胞毒素的情况尚未得到广泛研究。我们评估了来自几个地理区域的、所有已知侵袭性血清群的30株特征明确的侵袭性大肠杆菌菌株,检测它们在HeLa细胞系统中产生类志贺毒素细胞毒性活性的能力。这些菌株均未产生可被抗类志贺毒素I或II抗体中和的细胞毒性活性。