The PF is superantigen and it is secreted into liquid culture by E. coli.

渗透因子超抗原，存在于液体培养液中。

Conclusion Melanosis coli is inflammation,benign,reversibility chromatosis as characteristic,the disease is related to taking anthracene for long time constipation.

结论结肠黑变结肠的非炎症性、良性、可逆性的以色素沉着为特征的变,该的发生与长期便秘服用蒽琨类泻剂有关。

Colistin is active against most strains of gram negative bacteria including P. aeruginosa, E. coli, K. pneumoniae, Aerobacter.

多粘素最积极反对株革兰氏阴性包括绿脓，大肠，炎克雷伯 ， 产气。

In 1996 a serious foodborne illness due to Escherichia coli O157:H7 (a bacteria) was traced to drinking contaminated unpasteurized apple juice.

1996年严重的大肠O157:H7（细）引起的食源性疾被追踪到起因饮用了被污染且未经消毒的苹果汁。