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Dr. Radheshyam K. Jayaswal

Phone: (309) 438 - 5128
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Nagender Ledala, Stacy Pearson, Brian J. Wilkinson and R.  K. Jayaswal. 2007. Molecular Characterization of the Fur protein of Listeria monocytogenes. Microbiol.153:1103-1111.

Nagender Ledala, Brian J. Wilkinson and R.  K. Jayaswal.  2006. Effect of oxacillin and tetracycline on autolysis, autolysin processing and  atl transcription in Staphylococcus aureus Int. J. Antimicrob. Agents. 6:.518-524.

Sugunya Utaida, Richard F. Pfeltz, R. K. Jayaswal and B. J. Wilkinson. 2006. Glycopeptide-Intermediate Staphylococcus aureus Mu50 Expresses Reduced, Not Enhanced, Whole Cell Autolysis Antimicrob. Agents Chemother. 50:1541-1545.

Wilkinson, B. J., A. Muthaiyan, and R. K. Jayaswal 2005.  The Cell Wall Stress Stimulon of Staphylococcus aureus and Other Gram-Positive Bacteria. Medicinal Chemistry - Anti-Infective Agents 4:259-276.

Sutthirat Sitthisak, K. Howieson, C. Amezola, and R. K. Jayaswal 2005. Cloning and characterization of a multicopper oxidase gene from Staphylococcus aureus. Appl. Environment. Microbiol.71:5650-5653.

Kun Zhu, Darrell O. Bayles, Anming Xiong, R. K. Jayaswal, and Brian J. Wilkinson. 2005.  Modulation of Fatty Acid Composition and Growth by Fatty Acid Precursors in  Two Listeria monocytogenes Cold-Sensitive Mutants with Transposon Insertions in the Branched-Chain a-Keto Acid Dehydrogenase Gene Cluster. Microbiol. 151:615-623.

Muthaiyan, A., R. K. Jayaswal and Brian J. Wilkinson. 2004. Intact mutS gene in Laboratory-derived and Clinical Glycopeptide-intermediate Staphylococcus aureus Strains. Antimicrob. Agents Chemother. 48:623-625.

Pechous, R., N. Ledala,  B. J. Wilkinson, and R. K. Jayaswal. 2004. Regulation of the expression of cell wall stress stimulon member gene msrA1 in methicillin-susceptible and –resistant Staphylococcus aureus. Antimicrob. Agents Chemother. I48:3057-3063.

Schmidt, J. L.  A. Muthaiyan, R. K. Jayaswal, K. Ehlert, H. Labischinski, and B. J. Wilkinson. 2004. Cell wall composition and decreased autolysis and lysostaphin susceptibility of glycopeptide-intermediate Staphylococcus aureus. Antimicrob. Agents Chemother. 48:3749-3757.

Muthaiyan, A., R. K. Jayaswal and Brian J. Wilkinson. 2004. Intact mutS gene in Laboratory-derived and Clinical Glycopeptide-intermediate Staphylococcus aureus Strains. Antimicrob. Agents Chemother. 48:623-625

Gov, Y., I. Borovok, M. Korem, V. K. Singh, R. K. Jayaswal, B. J. Wilkinson , S. M. Rich and N. Balaban. 2004. Quorum sensing in staphylococci is regulated via phosphorylation of three conserved histidine residues. J. Biol. Chem. 279:14665-14672.

Utaida, S.,  P. M. Dunman,  D. Macapagal, E. Murphy, S. J. Projan,  V. K. Singh, R. K. Jayaswal,  and B. J. Wilkinson  (2003). Genome-wide transcriptional profiling of the response of S. aureus to cell wall-active antibiotics reveals a cell wall stress stimulon.  Microbiol. 149: 2719-2732.

Scybert, S., Roger Pechous, Sutthirat Sitthisak, Mathew J. Nadakavukaren, Brian J. Wilkinson and R. K. Jayaswal (2003). NaCl-sensitive mutant of Staphylococcus aureus has a Tn917-lacZ insertion in its ars operon. FEMS Microbiol. 222:171-176.

Singh, V. K., J. L. Schmidt, R. K. Jayaswal and B. J. Wilkinson (2003). Impact of sigB mutation on Staphylococcus aureus oxacillin and vancomycin resistance varies with parental background and method of assessment. Int. J. Antimicrob. Agents 21: 256-261

Christopher, T. D. Price, V. K. Singh, R. K. Jayaswal, Brian J. Wilkinson, and J. E. Gustafson. (2002).  Pine o il cleaner-resistant Staphylococcus aureus: reduced susceptibility to vancomycin and oxacillin and involvement of SigB.   Appl. Environ. Microbiol 86 : 5417-5421.

Moscovitz, J., V. K. Singh, J. Requena, B. J. Wilkinson, R. K. Jayaswal, and E. R. Stadtman. (2002). Purification and characterization of methionine sulfoxide reductase from mouse and Staphylococcus aureus and their substrate stereospecificity. Biochem. Biophys. Res. Commun. 290:62-65.

Vijaranakul, U., R. K. Jayaswal and M. J. Nadakavukaran. (2001). Alterations in chloroplast ultrastructure of suspension cultured Nicotiana tobaccum cells by cadmium. ScienceAsia. 27: 227-231.

Singh, V. K., R. K. Jayaswal and B. J. Wilkinson (2001). Cell wall-active antibiotic stress proteins of Staphylococcus aureus identified using a proteomic approach.  FEMS Microbiol.199:79-84.

Singh, V. K., B. J. Wilkinson and R. K. Jayaswal (2001). Staphylococcus aureus methionine sulfoxide reductase (msrA), contributes to oxidative defense, and is highly induced by cell wall-active antibiotics. Microbiol. 147:3037-3045.

Cabrera, G. A Xiong, M. Uebel V. K. Singh and R. K. Jayaswal (2001). Molecular Characterization of the Iron-hydroxamate Uptake System in Staphylococcus aureus. Appl. Environ. Microbiol. 67:1001-1003.

Pfeltz, R. F., Singh, V. K., Schmidt, J. L., Batten, M. A., Baranyk, C. S., Nadakavukaren, M. J., Jayaswal, R. K., and B. J. Wilkinson (2000). Characterization of passage-selected vancomycin resistant Staphylococcus aureus of diverse parental backgrounds. Antimicrob. Agents Chemother. 44:294-303.

Xiong, A., Singh, V. K., Cabrera, G., and R. K. Jayaswal (2000). Molecular characterization of a ferric uptake regulator, Fur, from Staphylococcus aureus. Microbiol.  145:801-808.

Singh, V. K., A. Xiong, T. Usgaard,  S. Chakrabarty, R. Deora, T. Misra and R. K. Jayaswal (1999). ZntR is an autoregulatory protein and negatively regulates the chromosomal zinc resistance operon of S. aureus. Mol. Microbiol. 33:200-207.

Ramadurai, L., K. Lockwood, M. J. Nadakavukaren and R. K. Jayaswal  (1999).   Characterization of a chromosomally encoded glycylglycine endopeptidase of Staphylococcus aureus. Microbiol.145:801-808.  

Xiong, A. and R. K. Jayaswal (1998). Molecular characterization of a chromosomal determinant conferring resistance to zinc and cobalt in Staphylococcus aureus. J. Bacteriol. 180:4024-4029.

Singh, V. K., D. McCracken, M. J. Nadakavukaren and R. K. Jayaswal (1998). Unique morphogenesis in Saccharomyces cerevisiae strain GS1731. FEMS Microbiol. Lett. 166:95-101

Vijaranakul, U., A. Xiong, K. Lockwood, M. J. Nadakavukaren and R. K. Jayaswal(1998).  Cloning and nucleotide sequencing of Staphylococcus aureus gene encoding branched chain amino acid transporter. Appl. Environ. Microbiol. 64:763-767.

Ramadurai, L. and R. K. Jayaswal (1997). Molecular cloning, sequencing and expression of lytM, a unique autolytic gene of Staphylococcus aureus. J. Bacteriol. 179: 3625-3631.

Vijaranakul, U.,  M. J. Nadakavukaren, D. O. Bayles, B. J. Wilkinson and R.K. Jayaswal (1997). Characterization of an NaCl-sensitive Staphylococcus aureus mutant and rescue of the NaCl sensitivity phenotype by glycine betaine but not by other compatible solutes. Appl. Environ. Microbiol. 63: 1889-1897.

Bon, J., N. Mani, and R. K. Jayaswal. 1997) Molecular analysis of lytic genes of bacteriophage 80 f of Staphylococcus aureus. Can. J. Microbiol. 43:612-516.

Bon, J., T. D. Leathers, and R. K. Jayaswal (1997). Isolation of astaxanthin overproducing mutants of Phaffia rhodozyma. Biotech. Lett. 19:109-112.

Townsend, D., A. Kaenjak, R. K. Jayaswal, and B. J. Wilkinson (1996). Proline biosynthesis in S. aureus is linked to arginine catabolism through the arginase pathway. Microbiol. 142:1491-1497.

Weerakoon, L. and R. K. Jayaswal (1995). Nucleotide analysis of the upstream region of lytic gene of bacteriophage f 11. FEMS Microbiol. Lett. 133:9-15.

Weerakoon, L., A. V. Babwah and R. K. Jayaswal (1995). Plant regeneration of sweet potato in vitro. Cytobios 80:205-209.

Vijaranakul, U., M. J. Nadakavukaren, B. L. M. deJonge, B. J. Wilkinson and R. K. Jayaswal (1995). Increased cell size and shortened peptidoglycan interpeptide bridge of NaCl-stressed S. aureus and their reversal by glycine betaine. J. Bacteriol. 177:5116-5121.

Mani, N., L. M. Baddour, D. Q Offutt, U. Vijaranakul, M. J. Nadakavukaren and R. K. Jayaswal (1994). Autolyis-defective mutant of S. aureus : Pathological considerations, genetic mapping and electron microscopy studies. Infect. Immun. 62:1406-1409.

Tobin, P., N. Mani, and R. K. Jayaswal (1994). Effect of physiological conditions on the autolysis of S. aureus strains. Antonie van Leeuwenhoek J. Bacteriol. 65:71-78.

Borchardt, S., A. V. Babwah and R. K. Jayaswal (1993). Sequence analysis of the region downstream of a peptidoglycan hydrolase-encoding gene from S. aureus . Gene 137:253-258.

Mani, N., P. Tobin and R. K. Jayaswal (1993). Isolation and characterization of autolysis-defective mutants of S. aureus created by Tn917lacZ mutagenesis. J. Bacteriol. 175:1493-1499.

Jayaswal, R. K., M. A. Fernandez, R. S. Upadhyay, L. Visintin, M. Kurz, Webb and K. Rinehart (1993). Antagonism of Pseudomonas cepacia against phytopathogenic fungi. Curr. Microbiol. 26:17-22.

Borchardt, S. and R. K. Jayaswal (1993). Characterization of Tn5-259 induced pyrimidine mutants of P. cepacia. Curr. Microbiol. 26:257-259.

Upadhyay, R. S. and R. K. Jayaswal (1992). Pseudomonas cepacia causes mycelial deformaties and inhibition of conidiation in phytopathogenic fungi. Curr. Microbiol. 24:182-187.

Jayaswal, R. K., M. A. Fernandez, L. Visintin and R. S. Upadhyay (1992). Transposon Tn5-259 mutagenesis of Pseudomonas cepacia. Can. J. Microbiol. 38:309-312.

Wang, X., N. Mani, P. Pattee, B. J. Wilkinson and  R. K. Jayaswal (1992). Analysis of a peptidoglycan hydrolase gene from S. aureus strain NCTC8325. J. Bacteriol. 174:6303-6306.

Upadhyay,R. S., L. Visintin and R. K. Jayaswal (1991). Environmental factors affecting the antagonism of Pseudomonas cepacia against Trichoderma viride. Can. J. Microbiol.37:880-884.

Wang, X., B. J. Wilkinson and R. K. Jayaswal (1991). Nucleotide sequence analysis of a Staphylococcus aureus gene encoding a peptidoglycan hydrolase activity. Gene 102:105-109.

Jayaswal, R. K. (1991). Determination of cyclic AMP in cultured tomato cells by protein kinase assay: interference by perchlorate ions. Cytobios 67: 153-159.

Jayaswal, R. K.,  R. A. Bressan., A. K. Handa, J. Cherniack & P. Filner (1991). Physiological and heritable changes in cyclic AMP levels associated with changes in flagellar formation in Chlamydomonas rinhardtii (Chlorophyta). J. Phycology 27:587-591.

Jayaswal, R. K., Y-I Lee and B. J. Wilkinson (1990). Cloning and expression of a Staphylococcus aureus gene encoding a peptidoglycan hydrolase activity. J. Bacteriol. 172:5783-5788.

Jayaswal, R. K.,  R. G. Schroeder and M.A. Fernandez (1990). Isolation and characterization of a Pseudomonas strain that retricts growth of various pathogenic fungi. Appl. Environ. Microbiol. 56:1056-1058.

Kneller, P.B., R.K. Jayaswal and L.M. Eils (1990). Sanitation control for cold cup soft drink vending machines. Dairy, Food and Environmental Sanitation 8:499-502.

Rong, L.,  S. J. Karcher, K. O'Neal, M.C. Hawes, C. D. Yerkes, R. K. Jayaswal, C. Hallberg and S. B. Gelvin (1990). picA a novel plant-inducible gene on the Agrobacterium tumefaciens chromosome. J. Bacteriol. 172:5828-5836.

Cheng, C. C., C. M. Chen, R. K. Jayaswal and S. B. Gelvin (1990). Altered imino diacid synthesis and transcript in crown-gall tumors with transposon Tn5 insertions in the 3' end of the octopine synthesis gene. J. Bacteriol. 171:5922-5927.

Jayaswal, R. K., K. Veluthambi & S. B. Gelvin (1987). Double-stranded T-DNA cleavage and the generation of single-stranded T-DNA molecules in E. coli. of a virD encoded border-specific endonuclease from Agrobacterium tumefaciens. J. Bacteriol. 169:5035-5045.

Veluthambi, K., R. K. Jayaswal, & S. B. Gelvin (1987). Virulence genes A, G, and D mediate the double stranded border cleavage of T-DNA from Agrobacterium tumefaciens Ti plasmid. Proc. Natl. Acad. Sci. USA 84:1881-1885.