Craig T. Parker, Ph.D.

Microbiologist

> USDA, Agricultural Research Service
>
> WRRC, Produce Safety and Microbiology
>
> 800 Buchanan Street
>
> Albany, CA 94710
>
> Tel: (510) 559-6187
>
> Fax: (510) 559-6162 E-mail: parker@pw.usda.gov

**EDUCATION**

> **Ph.D.,** Microbiology**.** Dissertation: Genetic Analysis of
> Lipopolysaccharide Core Biosynthesis by *Escherichia coli* K-12
>
> University of Virginia, Charlottesville, VA 22908 **1992**
>
> **B. A.,** Biology and Chemistry (double major)
>
> Lafayette College, Easton, PA 18042 **1986**

**PUBLICATIONS**

> Austin, E. A., J. Graves, L. A. Hite, **C. T.** **Parker**, and C. A.
> Schnaitman (1990). Genetic analysis of lipopolysaccharide core
> biosynthesis by *Escherichia coli* K-12: insertion mutagenesis of the
> *rfa* locus. [J. Bacteriol. *172*:
> 5312-5325](http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=2168379&dopt=Abstract).
>
> Schnaitman, C. A., **C. T.** **Parker**, Klena, J. D., Pradel, E.,
> Pearson, N., Sanderson, K. E., and MacLachlan, P. R. (1991). Physical
> maps of the *rfa* locus of *Escherichia coli* K-12 and *Salmonella
> typhimurium*. [J. Bacteriol. *173*:
> 7410-7411](http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=1938935&dopt=Abstract).
>
> **Parker, C. T.**, A. W. Kloser, M. A. Stein, C. A. Schnaitman, S.
> Gottesman, and B. W. Gibson (1992). Role of the *rfaG* and *rfaP*
> genes in determining the lipopolysaccharide core structure and cell
> surface properties of *Escherichia coli* K-12. [J. Bacteriol. *174*:
> 2525-2538](http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=1348243&dopt=Abstract)
>
> **Parker, C. T.**, E. Pradel, and C. A. Schnaitman (1992).
> Identification and sequences of the lipopolysaccharide core
> biosynthetic genes *rfaQ, rfaP,* and *rfaG* of *Escherichia coli*
> K-12. [J. Bacteriol. *174*:
> 930-934](http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=1732225&dopt=Abstract).
>
> Pradel, E., **C. T.** **Parker**, and C. A. Schnaitman (1992).
> Structures of the *rfaB, rfaI, rfaJ,* and *rfaS* genes of *Escherichia
> coli* K-12 and their roles in assembly of the lipopolysaccharide core.
> [J. Bacteriol. *174*:
> 4736-4745](http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=1624461&dopt=Abstract).
>
> Guard-Petter, J., **C. T. Parker**, K. Asokan, and R. W. Carlson.
> (1999). Clinical and veterinary isolates of *Salmonella enterica*
> serovar Enteritidis defective in lipopolysaccharide O-chain
> polymerization. [Appl. Environ. Microbiol. *65*:
> 2195-2201](http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=10224019&dopt=Abstract).
>
> **Parker, C.**, K. Asokan, and J. Guard-Petter. (2001) Egg
> contamination by *Salmonella* Enteritidis following vaccination with
> -*aroA Salmonella* Typhimurium. FEMS Microbiol Lett. 195:73-78.
>
> **Parker, C. T.**, E. Liebana, D. J. Henzler and J. Guard-Petter.
> (2001). Lipopolysaccharide O-chain microheterogeneity of Salmonella
> serotypes Enteritidis and Typhimurium [Environ. Microbiol. 3:
> 323-331](http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=11422320&dopt=Abstract).
>
> **Parker, C. T.** and J. Guard-Petter. (2001) Contribution of flagella
> and salmonella invasion proteins to pathogenesis of *Salmonella*
> *enterica* serovar Enteritidis in chicks. [FEMS Microbiol Lett. 204:
> 287-291.](http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=11731137&dopt=Abstract)
> .
>
> **Parker, C. T.**, B. G. Harmon, and J. Guard-Petter. (2002).
> Mitigation of avian reproductive tract function by *Salmonella*
> *enteritidis* that produces high-molecular-mass lipopolysaccharide.
> [Environ. Microbiol. 4:
> 538-545](http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=12220411&dopt=Abstract).
>
> Kaniuk, N. A., M. A. Monteiro, **C. T. Parker**, C. Whitfield. (2002)
> Molecular Diversity of the Gene Clusters Responsible for
> Lipopolysaccharide Core Oligosaccharide Assembly within the Genus
> *Salmonella.* [Mol Microbiol. 46:
> 1305-1318](http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=12453217&dopt=Abstract).
>
> Guard-Petter, J. and **C. T. Parker**. (2003). High incidence egg
> contamination following co-infection of hens with *Salmonella*
> Enteritidis and its non-motile *flhD* mutant. Submitted to Appl.
> Environ. Microbiol.