Search Results - "Quivey Jr, R."

Transcriptional profile of glucose-shocked and acid-adapted strains of Streptococcus mutans by Baker, J.L., Abranches, J., Faustoferri, R.C., Hubbard, C.J., Lemos, J.A., Courtney, M.A., Quivey Jr, R.

“…Summary The aciduricity of Streptococcus mutans is an important virulence factor of the organism, required to both out‐compete commensal oral microorganisms…”
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A Drug Repositioning Approach Reveals that Streptococcus mutans Is Susceptible to a Diverse Range of Established Antimicrobials and Nonantibiotics by Saputo, S, Faustoferri, R C, Quivey, Jr, R G

“…is the primary causative agent of dental caries and contributes to the multispecies biofilm known as dental plaque. An adenylate kinase-based assay was…”
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Transposon mutagenesis and physiological analysis of strains containing inactivated form I and form II ribulose bisphosphate carboxylase/oxygenase genes in Rhodobacter sphaeroides by FALCONE, D. L, QUIVEY, R. G. JR, TABITA, F. R

“…Article Usage Stats Services JB Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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Acid‐adaptive mechanisms of Streptococcus mutans–the more we know, the more we don't by Baker, J.L., Faustoferri, R.C., Quivey, R.G.

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Vitamin D Compounds Are Bactericidal against Streptococcus mutans and Target the Bacitracin-Associated Efflux System by Saputo, S, Faustoferri, R C, Quivey, Jr, R G

“…Vitamin D analogs were identified as compounds that induced lysis of planktonic cultures of in a high-throughput screen of FDA-approved drugs. Previous studies…”
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RgpF Is Required for Maintenance of Stress Tolerance and Virulence in Streptococcus mutans by Kovacs, C J, Faustoferri, R C, Quivey, Jr, R G

“…Bacterial cell wall dynamics have been implicated as important determinants of cellular physiology, stress tolerance, and virulence. In , the cell wall is…”
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Loss of NADH Oxidase Activity in Streptococcus mutans Leads to Rex-Mediated Overcompensation in NAD+ Regeneration by Lactate Dehydrogenase by Baker, J L, Derr, A M, Faustoferri, R C, Quivey, Jr, R G

“…Previous studies of the oral pathogen Streptococcus mutans have determined that this Gram-positive facultative anaerobe mounts robust responses to both acid…”
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Characterization of the Trehalose Utilization Operon in Streptococcus mutans Reveals that the TreR Transcriptional Regulator Is Involved in Stress Response Pathways and Toxin Production by Baker, J L, Lindsay, E L, Faustoferri, R C, To, T T, Hendrickson, E L, He, X, Shi, W, McLean, J S, Quivey, Jr, R G

“…, the organism most frequently associated with the development of dental caries, is able to utilize a diverse array of carbohydrates for energy metabolism. One…”
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Induction of an AP endonuclease activity in Streptococcus mutans during growth at low pH by Hahn, K., Faustoferri, R. C., Quivey, R. G.

“…The oral microbe Streptococcus mutans uses adaptive mechanisms to withstand the fluctuating pH levels in its natural environment. The regulation of protein…”
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Streptococcus mutans NADH oxidase lies at the intersection of overlapping regulons controlled by oxygen and NAD+ levels by Baker, J L, Derr, A M, Karuppaiah, K, MacGilvray, M E, Kajfasz, J K, Faustoferri, R C, Rivera-Ramos, I, Bitoun, J P, Lemos, J A, Wen, Z T, Quivey, Jr, R G

“…NADH oxidase (Nox, encoded by nox) is a flavin-containing enzyme used by the oral pathogen Streptococcus mutans to reduce diatomic oxygen to water while…”
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Regulation of fatty acid biosynthesis by the global regulator CcpA and the local regulator FabT in Streptococcus mutans by Faustoferri, R.C., Hubbard, C.J., Santiago, B., Buckley, A.A., Seifert, T.B., Quivey Jr, R.G.

“…Summary SMU.1745c, encoding a putative transcriptional regulator of the MarR family, maps to a location proximal to the fab gene cluster in Streptococcus…”
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Glucosyltransferase inactivation reduces dental caries by Bowen, W H, Quivey, Jr, R G, Smith, A V

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Functional profiling in Streptococcus mutans: construction and examination of a genomic collection of gene deletion mutants by Quivey Jr, R.G., Grayhack, E.J., Faustoferri, R.C., Hubbard, C.J., Baldeck, J.D., Wolf, A.S., MacGilvray, M.E., Rosalen, P.L., Scott-Anne, K., Santiago, B., Gopal, S., Payne, J., Marquis, R.E.

“…Summary A collection of tagged deletion mutant strains was created in Streptococcus mutans UA159 to facilitate investigation of the aciduric capability of this…”
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Acid adaptation in Streptococcus mutans UA159 alleviates sensitization to environmental stress due to RecA deficiency by Quivey, Jr, R G, Faustoferri, R C, Clancy, K A, Marquis, R E

“…A RecA-deficient stain of Streptococcus mutans, isolated previously, was found to be more susceptible than the prototroph organism to acid killing and also…”
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Cloning and nucleotide sequence analysis of the Streptococcus mutans membrane-bound, proton-translocating ATPase operon by Smith, Alan J., Quivey, Robert G., Faustoferri, Roberta C.

“…The function of the membrane-bound ATPase in S. mutans is to regulate cytoplasmic pH values for the purpose of maintaining ΔpH. Previous studies have shown…”
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In vivo inactivation of the Streptococcus mutans recA gene mediated by PCR amplification and cloning of a recA DNA fragment by Quivey, Jr, R G, Faustoferri, R C

“…The inactivation of the RecA protein in pathogenic oral streptococci would facilitate genetic analysis of potential virulence factors in these strains…”
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Shifts in membrane fatty acid profiles associated with acid adaptation of Streptococcus mutans by Quivey, Robert G., Faustoferri, Roberta, Monahan, Kelly, Marquis, Robert

“…Abstract Cells of Streptococcus mutans UA159 physiologically adapted to acidification during growth at pH 5 in glucose-limited chemostat cultures were enriched…”
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Raffinose-induced mutanase production from Trichoderma harzianum by Quivey, Jr, R G, Kriger, P S

“…The enzyme alpha(1-->3),3-glucanohydrolase (referred to as mutanase) from the filamentous fungus Trichoderma harzianum OMZ 779 is capable of degrading the…”
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Adaptation of oral streptococci to low pH by Quivey, Jr, R G, Kuhnert, W L, Hahn, K

“…The strategies employed by oral streptococci to resist the inimical influences of acidification reflect the diverse and dynamic niches of the human mouth. All…”
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Use of transposons to dissect pathogenic strategies of gram-positive bacteria by Burne, R A, Quivey, Jr, R G

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