| molecular epidemiology and genetic characteristics of various blaper genes in shanghai, china. | we describe the genetic characteristics and possible transmission mechanism of blaper in 25 clinical gram-negative bacilli in shanghai. blaper, including blaper-1, blaper-3, and blaper-4, was located chromosomally or in different plasmids. tn1213 harboring blaper-1 was first identified in two proteus mirabilis isolates in china. the other blaper variants were preceded by an iscr1 element inside the complex class 1 integron associated with is26, tn21, tn1696, and a miniature inverted-repeat trans ... | 2016 | 27067315 |