Loma Linda University

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Faculty Directory
  
Hansel Fletcher, PhD
Assistant Dean, Graduate Student Affairs, School of Medicine
School of Medicine
Vice Chair, Basic Sciences, Microbiology Division
School of Medicine
Professor, Basic Sciences
School of Medicine
Professor, Periodontics
School of Dentistry
Member, Microbiology&Molecular Gen, SM, Faculty of Graduate Studies
Research & Grantsmanship    Funded Research Project (PI)
  • National Institute of Health, National Institute for Dental Research. "Studies on virulence regulation in Porphyromonas ", H. M. Fletcher, Principal Investigator. Total budget $1,946,367.  3/15/07 - 3/14/12 (2 RO1 DE13664). ( 3/2006 - 2/2012 )
  Abstracts Reporting Research -- Peer Reviewed
  • Osbourne, D., W. Aruni, Y. Dou, A. Muthiah, C. Perry and H. M. Fletcher. Nanoscale organization of peptidoglycan in Porphyromonas gingivalis. Seeing at the Nanoscale Conference, UC Santa Barbara July 2011. ( 7/2011 )
  • Aruni, W. and H. M. Fletcher. Epithelial cell invasion by Filifactor alocis is enhanced by Porphyromonas. Rochester Conference on Oral Biology: Post-Genomics for the Oral Microbiome. Rochester, NY, June 2011. (Award winning). ( 6/2011 )
  • Robles, A., and H. M. Fletcher. VimA‘s effect on the Glycosylation of RgpB from Porphyromonas gingivalis. International Association for Dental Research, San Diego, March 2011. ( 3/2011 )
  • Aruni, W., J. Lee, D. Osbourne, F. Roy, A. Muthiah, H. M. Fletcher. Elucidating the role of VimA in Porphyromonas gingivalis through in silico and proteomic studies.   International Association for Dental Research, San Diego, March 2011. ( 3/2011 )
  • Muthiah, A., W. Aruni, D. Osbourne and H. M. Fletcher. VimF, a putative glycosyltranferase, is localized on outer membrane and membrane vesicles in Porphyromonas gingivalis W83. International Association for Dental Research, San Diego, March 2011. ( 3/2011 )
  • Muthiah, A., W. Aruni, D. Osbourne and H. M. Fletcher. VimF, a putative glycosyltranferase, is localized on outer membrane and membrane vesicles in Porphyromonas gingivalis W83. International Association for Dental Research, San Diego, March 2011. ( 3/2011 )
  • Henry, L. G. and H. M. Fletcher. Protective role of the uvrA-pg1037-uvrD operon in oxidative stress defense in Porphyromonas gingivalis W83. International Association for Dental Research, San Diego, March 2011. ( 3/2011 )
  • Yuetan D., F. Roy, D. Osbourne, W. Aruni and H. M. Fletcher. The role of RgpB in late onset gingipain activity in the vimA-defective mutant of Porphyromonas gingivalis W83. International Association for Dental Research, San Diego, March 2011. ( 3/2011 )
  • Osbourne, D.,  W.Aruni, Y. Dou, A. Muthiah, F.Roy and H. M. Fletcher. The VimA of Porphyromonas gingivalis is a putative acyl transferase. International Association for Dental Research, San Diego, March 2011. ( 3/2011 )
  Abstracts Reporting Research -- Non-Peer Reviewed
  • National Institute of Health, National Institute for Dental Research. "Mechanisms for adaptation to oxidative stress in Porphyromonas gingivalis", H. M. Fletcher, Principal Investigator. Total budget $1,806,625. 06/08/2009 – 03/31/2014 (1 R01 DE019730). ( 4/2011 - 3/2012 )
  • Boutrin, M-C and H. M. Fletcher. Studies on the involvement of PG0893 and PG2213 in Nitric Oxide stress resistance in Porphyromonas gingivalis. International Association for Dental Research, San Diego, March 2011 ( 3/2011 )