• 1422 Citations
  • 15 h-Index
20022018
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Research Output 2002 2018

2018
1 Citations

Characterization of flagellum and toxin phase variation in Clostridioides difficile ribotype 012 isolates

Anjuwon-Foster, B. R., Maldonado-Vazquez, N. & Tamayo, R., Jul 1 2018, In : Journal of bacteriology. 200, 14, e00056-18.

Research output: Contribution to journalArticle

Ribotyping
Flagella
Sigma Factor
Operon
Disease Progression

Cyclic diguanylate regulates virulence factor genes via multiple riboswitches in Clostridium difficile

McKee, R. W., Harvest, C. K. & Tamayo, R., Sep 1 2018, In : mSphere. 3, 5, e00423-18.

Research output: Contribution to journalArticle

Riboswitch
Clostridium difficile
Virulence Factors
Biofilms
Genes

Editorial overview: Bacterial cell regulation: from genes to complex environments

Veening, J. W. & Tamayo, R., Apr 1 2018, In : Current Opinion in Microbiology. 42, p. 1-5 5 p.

Research output: Contribution to journalEditorial

Genes
1 Citations

Genome-wide detection of conservative site-specific recombination in bacteria

Sekulovic, O., Mathias Garrett, E., Bourgeois, J., Tamayo, R., Shen, A. & Camilli, A., Apr 1 2018, In : PLoS genetics. 14, 4, e1007332.

Research output: Contribution to journalArticle

site-specific recombination
Genetic Recombination
recombination
genome
Genome

Type IV pili promote Clostridium difficile adherence and persistence in a mouse model of infection

McKee, R. W., Aleksanyan, N., Garrett, E. M. & Tamayo, R., May 1 2018, In : Infection and Immunity. 86, 5, e00943-17.

Research output: Contribution to journalArticle

Clostridium difficile
Flagella
Infection
Intestines
Epithelial Cells
2017
11 Citations

A genetic switch controls the production of flagella and toxins in Clostridium difficile

Anjuwon-Foster, B. R. & Tamayo, R., Mar 1 2017, In : PLoS genetics. 13, 3, e1006701.

Research output: Contribution to journalArticle

Clostridium difficile
Flagella
flagellum
toxin
toxins
5 Citations

A nutrient-regulated cyclic diguanylate phosphodiesterase controls Clostridium difficile biofilm and toxin production during stationary phase

Purcell, E. B., McKee, R. W., Courson, D. S., Garrett, E. M., McBride, S. M., Cheney, R. E. & Tamayo, R., Sep 1 2017, In : Infection and immunity. 85, 9, e00347-17.

Research output: Contribution to journalArticle

Clostridium difficile
Phosphoric Diester Hydrolases
Biofilms
Food
GMP synthase (glutamine-hydrolyzing)
3 Citations

Phase variation of Clostridium difficile virulence factors

Anjuwon-Foster, B. R. & Tamayo, R., Sep 20 2017, (Accepted/In press) In : Gut microbes. p. 1-8 8 p.

Research output: Contribution to journalArticle

Clostridium difficile
Virulence Factors
Flagella
Intestines
Colitis
2016
15 Citations

A novel regulator controls Clostridium difficile sporulation, motility and toxin production

Edwards, A. N., Tamayo, R. & McBride, S. M., Jun 1 2016, In : Molecular microbiology. 100, 6, p. 954-971 18 p.

Research output: Contribution to journalArticle

Clostridium difficile
Spores
Proteins
Clostridium
Cricetinae
2015
10 Citations

Adherent-invasive Escherichia coli production of cellulose influences iron-induced bacterial aggregation, phagocytosis, and induction of colitis

Ellermann, M., Huh, E. Y., Liu, B., Carroll, I. M., Tamayo, R. & Sartor, R. B., Jan 1 2015, In : Infection and immunity. 83, 10, p. 4068-4080 13 p.

Research output: Contribution to journalArticle

Colitis
Phagocytosis
Cellulose
Iron
Escherichia coli
15 Citations

Model-Free RNA Sequence and Structure Alignment Informed by SHAPE Probing Reveals a Conserved Alternate Secondary Structure for 16S rRNA

Lavender, C. A., Lorenz, R., Zhang, G., Tamayo, R., Hofacker, I. L. & Weeks, K. M., Jan 1 2015, In : PLoS Computational Biology. 11, 5, e1004126.

Research output: Contribution to journalArticle

16S Ribosomal RNA
secondary structure
Sequence Alignment
Secondary Structure
Alternate
8 Citations

Two nucleotide second messengers regulate the production of the Vibrio cholerae colonization factor GbpA

Kariisa, A. T., Grube, A. & Tamayo, R., Aug 19 2015, In : BMC Microbiology. 15, 1, 166.

Research output: Contribution to journalArticle

Vibrio cholerae
Second Messenger Systems
Nucleotides
Cyclic AMP Receptors
Physiological Adaptation
2014
7 Citations

A systematic analysis of the in vitro and in vivo functions of the HD-GYP domain proteins of Vibrio cholerae

McKee, R. W., Kariisa, A., Mudrak, B., Whitaker, C. & Tamayo, R., Jan 1 2014, In : BMC Microbiology. 14, 1, 272.

Research output: Contribution to journalArticle

Vibrio cholerae
Phosphoric Diester Hydrolases
Biofilms
Virulence
Second Messenger Systems
13 Citations

Identification of genes induced in Vibrio cholerae in a dynamic biofilm system

Seper, A., Pressler, K., Kariisa, A., Haid, A. G., Roier, S., Leitner, D. R., Reidl, J., Tamayo, R. & Schild, S., Jan 1 2014, In : International Journal of Medical Microbiology. 304, 5-6, p. 749-763 15 p.

Research output: Contribution to journalArticle

Vibrio cholerae
Biofilms
Genes
Cholera
Quorum Sensing
2013

Identification and characterization of cyclic nucleotide phosphodiesterases

Purcell, E. B. & Tamayo, R., 2013, Cyclic Nucleotide Signaling in Plants: Methods and Protocols. Vol. 1016. p. 235-243 9 p. (Methods in Molecular Biology; vol. 1016).

Research output: Chapter in Book/Report/Conference proceedingChapter

Cyclic Nucleotides
Phosphoric Diester Hydrolases
Biological Phenomena
Second Messenger Systems
Thin Layer Chromatography
2 Citations
Bacterial Gene Expression Regulation
Cyclic GMP
Bacillus subtilis
Genes
bis(3',5')-cyclic diguanylic acid
44 Citations

The second messenger cyclic Di-GMP regulates Clostridium difficile toxin production by controlling expression of sigD

McKee, R. W., Mangalea, M. R., Purcell, E. B., Borchardt, E. K. & Tamayo, R., Nov 2013, In : Journal of Bacteriology. 195, 22, p. 5174-5185 12 p.

Research output: Contribution to journalArticle

Clostridium difficile
Second Messenger Systems
Gene Expression
Virulence
Sigma Factor
2012
11 Citations

An Altered Immune Response, but Not Individual Cationic Antimicrobial Peptides, Is Associated with the Oral Attenuation of Ara4N-Deficient Salmonella enterica Serovar Typhimurium in Mice

Strandberg, K. L., Richards, S. M., Tamayo, R., Reeves, L. T. & Gunn, J. S., Nov 15 2012, In : PloS one. 7, 11, e49588.

Research output: Contribution to journalArticle

Antimicrobial Cationic Peptides
Salmonella
Salmonella enterica
Salmonella Typhimurium
mouth
72 Citations

Cyclic diguanylate inversely regulates motility and aggregation in clostridium difficile

Purcell, E. B., McKee, R. W., McBride, S. M., Waters, C. M. & Tamayo, R., Jul 2012, In : Journal of Bacteriology. 194, 13, p. 3307-3316 10 p.

Research output: Contribution to journalArticle

Clostridium difficile
Gram-Positive Bacteria
Second Messenger Systems
Biofilms
Gram-Negative Bacteria
15 Citations

The vibrio cholerae Pst2 phosphate transport system is upregulated in biofilms and contributes to biofilm-induced hyperinfectivity

Mudrak, B. & Tamayo, R., May 1 2012, In : Infection and Immunity. 80, 5, p. 1794-1802 9 p.

Research output: Contribution to journalArticle

Vibrio cholerae
Biofilms
Phosphates
Phenotype
Cholera
3 Citations
Vibrio cholerae
Biofilms
Phosphates
2011
Vibrio cholerae
Virulence Factors
Epigenomics
Epithelium
Infection
2010
77 Citations

Growth in a biofilm induces a hyperinfectious phenotype in Vibrio cholerae

Tamayo, R., Patimalla, B. & Camilli, A., Aug 2010, In : Infection and Immunity. 78, 8, p. 3560-3569 10 p.

Research output: Contribution to journalArticle

Vibrio cholerae
Biofilms
Phenotype
Growth
Infection
2008
63 Citations

Role of cyclic Di-GMP during El Tor biotype Vibrio cholerae infection: Characterization of the in vivo-induced cyclic Di-GMP phosphodiesterase CdpA

Tamayo, R., Schild, S., Pratt, J. T. & Camilli, A., Apr 1 2008, In : Infection and immunity. 76, 4, p. 1617-1627 11 p.

Research output: Contribution to journalArticle

Vibrio Infections
Vibrio cholerae
Phosphoric Diester Hydrolases
Biofilms
Infection
22 Citations

The vibrio cholerae hybrid sensor kinase vieS contributes to motility and biofilm regulation by altering the cyclic diguanylate level

Martinez-Wilson, H. F., Tamayo, R., Tischler, A. D., Lazinski, D. W. & Camilli, A., Oct 2008, In : Journal of Bacteriology. 190, 19, p. 6439-6447 9 p.

Research output: Contribution to journalArticle

Vibrio cholerae
Biofilms
Phosphotransferases
Operon
Virulence
2007
107 Citations

Genes Induced Late in Infection Increase Fitness of Vibrio cholerae after Release into the Environment

Schild, S., Tamayo, R., Nelson, E. J., Qadri, F., Calderwood, S. B. & Camilli, A., Oct 11 2007, In : Cell Host and Microbe. 2, 4, p. 264-277 14 p.

Research output: Contribution to journalArticle

Vibrio cholerae
Infection
Genes
Bacterial Genes
Cholera
115 Citations

PilZ domain proteins bind cyclic diguanylate and regulate diverse processes in Vibrio cholerae

Pratt, J. T., Tamayo, R., Tischler, A. D. & Camilli, A., Apr 27 2007, In : Journal of Biological Chemistry. 282, 17, p. 12860-12870 11 p.

Research output: Contribution to journalArticle

Vibrio cholerae
Proteins
Biofilms
Virulence
Biological Phenomena
312 Citations

Roles of cyclic diguanylate in the regulation of bacterial pathogenesis

Tamayo, R., Pratt, J. T. & Camilli, A., Nov 14 2007, In : Annual review of microbiology. 61, p. 131-148 18 p.

Research output: Contribution to journalReview article

Physiological Phenomena
Gene Expression Regulation
Second Messenger Systems
Biofilms
Virulence
148 Citations

The structural basis of cyclic diguanylate signal transduction by PilZ domains

Benach, J., Swaminathan, S. S., Tamayo, R., Handelman, S. K., Folta-Stogniew, E., Ramos, J. E., Forouhar, F., Neely, H., Seetharaman, J., Camilli, A. & Hunt, J. F., Dec 12 2007, In : EMBO Journal. 26, 24, p. 5153-5166 14 p.

Research output: Contribution to journalArticle

Signal transduction
Signal Transduction
Vibrio cholerae
Switches
Proteins
2005
28 Citations

Identification and functional analysis of Salmonella enterica serovar Typhimurium PmrA-regulated genes

Tamayo, R., Prouty, A. M. & Gunn, J. S., Feb 1 2005, In : FEMS Immunology and Medical Microbiology. 43, 2, p. 249-258 10 p.

Research output: Contribution to journalArticle

Salmonella enterica
Polymyxins
Regulon
Antimicrobial Cationic Peptides
Genes
71 Citations

Identification of cptA, a PmrA-regulated locus required for phosphoethanolamine modification of the Salmonella enterica serovar typhimurium lipopolysaccharide core

Tamayo, R., Choudhury, B., Septer, A., Merighi, M., Carlson, R. & Gunn, J. S., May 2005, In : Journal of Bacteriology. 187, 10, p. 3391-3399 9 p.

Research output: Contribution to journalArticle

Salmonella enterica
Lipid A
Lipopolysaccharides
Polymyxin B
Virulence
187 Citations

The EAL domain protein VieA is a cyclic diguanylate phosphodiesterase

Tamayo, R., Tischler, A. D. & Camilli, A., Sep 30 2005, In : Journal of Biological Chemistry. 280, 39, p. 33324-33330 7 p.

Research output: Contribution to journalArticle

Phosphoric Diester Hydrolases
Proteins
Genes
Degradation
Vibrio cholerae
2002
56 Citations

Identification and genetic characterization of PmrA-regulated genes and genes involved in polymyxin B resistance in Salmonella enterica serovar typhimurium

Tamayo, R., Ryan, S. S., McCoy, A. J. & Gunn, J. S., Dec 1 2002, In : Infection and immunity. 70, 12, p. 6770-6778 9 p.

Research output: Contribution to journalArticle

Polymyxin B
Salmonella enterica
Lipid A
Genes
Salmonella typhimurium