TB & Outbreaks Week
Welcome to NewsRx!
Learn more about a six-week, no-risk free trial of TB & Outbreaks Week
We're a pay-per-view site for premium content. If you'd like to purchase this article, it's only $3.00.
Plague
Studies from Y.P. Han and co-authors have provided new information about plague
November 25th, 2008
"The catalase or catalase-peroxidase activity commonly exists in many pathogens and plays an important role in resisting the oxidative burst of phagocytes helping the pathogen persistently colonize in the host. Yersinia pestis is a facultative pathogen and the causative agent of plague," researchers in Beijing, People's Republic of China report. "KatY has been identified as a thermosensing antigen with modest catalase activity in this pathogen. Here Y. pestis KatA and KatY were experimentally confirmed as a monofunctional catalase and bifunctional catalase-peroxidase, respectively. Their expression induced by H2O2 was proven to be mediated by the oxidative regulator,...
Source: TB & Outbreaks Week (2008-11-25)
|
