Catalase as a source of both X- and V-factor for Haemophilus influenzae.

FEMS Microbiol Lett

Department of Pediatrics, University of Oklahoma Health Sciences Center, 940 NE 13th Street, Oklahoma City, OK 73104, USA.

Published: February 2008

Haemophilus influenzae requires two growth factors, designated factor X (porphyrin) and factor V (NAD). Mammalian catalases contain both bound heme and NADPH. This study shows that catalase can supply both factors X and V to H. influenzae in vitro, thus representing a potential in vivo source of these essential growth factors.

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http://dx.doi.org/10.1111/j.1574-6968.2007.01020.xDOI Listing

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