Dr. Ayush Kumar
 

Associate Professor, Department of Microbiology and Medical Microbiology, University of Manitoba

Degrees:
Ph.D. Microbiology (University of Manitoba 2004), MSc Microbiology (Dr. R.M.L. Awadh University, India 1999)

Mailing Address: Department of  Microbiology,
414 Buller Building, Fort Garry Campus
University of Manitoba,  MB R3T 2N2, Canada 

Tel: (204) 474-8286

E-mail: Ayush.Kumar@umanitoba.ca

Webpage: https://sites.google.com/site/ayushkumarlab/home

 

Research Interests:
Multidrug resistance in Gram-negative bacteria, Resistance-Nodulation-Division efflux pumps, Acinetobacter, Pseudomonas, pathogenicity and virulence, bacterial stress response, genomics and transcriptomics

Recent Publications:

For a list of Dr. Kumar's PubMed articles, please click here

1. Fernando, D., Xu, W., Loewen, P. C., Zhanel, G. G., and Kumar, A. (2014) Triclosan can select for AdeIJK overexpressing mutant of Acinetobacter baumannii ATCC17978 that displays reduced susceptibility to multiple antibiotics. Antimicrobial Agents and Chemotherapy, 58:6424-6431.
2. Loewen, P. C., Alsaadi, Y., Fernando, D., Kumar, A. (2014) Genome sequence of a tigecycline-resistant clinical isolate of Acinetobacter baumannii strain AB031 obtained from a bloodstream infection. Genome Announcements, 2:pii: e01036-14.
3. Loewen, P. C., Alsaadi, Y., Fernando, D., Kumar, A. (2014) Genome sequence of an extremely drug-resistant clinical isolate of Acinetobacter baumannii strain AB030. Genome Announcements, 2:pii: e01035-14.
4. Moya-Torres, A., Mulvey, M. R., Kumar, A., Oresnik, I. J., and Brassinga, A. K. C. (2014) The lack of OmpF, but not OmpC, contributes to increased antibiotic resistance in Serratia marcescens. Microbiology, 160:1882-1892.
5. Bazyleu, A and Kumar, A. (2014) Incubation temperature, osmolarity, and salicylate affect the expression of Resistance-Nodulation-Division efflux pumps and outer membrane porins in Acinetobacter baumannii ATCC19606T. FEMS Microbiology Letters, 357(2):136-143.
6. Tilley, D., Law, R., Warren, S., Samis, J., and Kumar, A. (2014) CpaA a novel protease from Acinetobacter baumannii clinical isolates deregulates blood coagulation. FEMS Microbiology Letters, 356: 53-61. (Editor's choice for the issue)
7. Fernando, D. and Kumar, A. (2013) Resistance-nodulation-division multidrug efflux pumps in Gram-negative bacteria: role in virulence. Antibiotics, 2: 163-181.
8. Fernando, D., Zhanel, G. G., and Kumar, A. (2013) Antibiotic resistance and expression of resistance-nodulation-division pumps and outer membrane porins in Acinetobacter spp isolated from Canadian hospitals. Canadian Journal of Infectious Diseases and Medical Microbiology, 24: 17-21.
9. Fernando, D. and Kumar, A. (2012) Growth phase-dependent expression of RND efflux pump- and outermembrane porin-encoding genes in Acinetobacter baumannii ATCC19606. Journal of Antimicrobial Chemotherapy, 67:569-572.

 

Recent book chapters

  1. Tilley, D., Premjani, V., Kumar, A., and Samis J. A. (2012) Factor V degradation by Acinetobacter baumannii: part of a novel virulence mechanism to attenuate blood coagulation. In A New Coalition for a Challenging Battlefield: Military and Veteran Health Research E. A. Aiken and S. A. H. Belanger (eds), p215-234. Canadian Defence Academy Press, Kingston, ON, Canada.
  2. Kumar, A., Cortez, J-C, and Kumar, K. (2011) Phenylalanine arginine β-naphthylamide (PAβN) inhibits the AdeIJK multidrug efflux pump of Acinetobacter baumannii.  In Shaping the Future: Military and Veteran Health Research, E. A. Aiken and S. A. H. Belanger (eds), p119-133. Canadian Defence Academy Press, Kingston, ON, Canada.

 

Teaching

Mechanisms of Microbial Disease, MBIO3010
Microbiology I, MBIO1010