Competence for natural transformation is widespread among bacterial species. In the case
of Gram-negative systems, a key step to transformation is the import of DNA across the outer …

Carlos and Aliria are excited to go with their parents to attend the family math night at their
elementary school. They had attended other Family Night's at their school in the past and …

Neisseria gonorrhoeae (the gonococcus or Gc) is the causative agent of the sexually
transmitted disease gonorrhea. An obligate human pathogen, the gonococcus has the ability …

Publisher Summary The introduction of purified DNA into bacteria is an almost universally
applicable means of transferring genes between organisms, and has the major advantage …

概述了淋病奈瑟氏球菌对喹诺酮类药物耐药机制的研究进展, 主要讨论了DNA 促旋酶GyrA
亚基及拓扑异构酶ⅣParC 亚基改变, 外膜孔蛋白改变, MtrCDE 蛋白泵, 遗传物质转移在淋病奈 …

Neisseria gonorrhoeae, the etiologic agent of the sexually transmitted disease gonorrhea, is
a gram-negative, obligate, human pathogen. Previous research demonstrated that 80% of N …

The pilus of Neisseria gonorrhoeae (the gonococcus, Gc), the causative agent of gonorrhea,
promotes attachment of the gonococcus to the host epithelium, and is essential in the …

MATERIALS AND METHODS Bacterial strains and culture conditions. All strains used in the
present study are described in Table 1. Neisseria strains were grown in phosphate-buffered …

The Neisseria gonorrhoeae type IV secretion system secretes chromosomal DNA that acts in
natural transformation. To examine the mechanism of DNA processing for secretion, we …