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Streptococcus mutans SpxA2 relays the signal of cell envelope stress from LiaR to effectors that maintain cell wall and membrane homeostasis.

Baker JL, Saputo S, Faustoferri RC, Quivey RG Jr.

Mol Oral Microbiol. 2020 Feb 11. doi: 10.1111/omi.12282. [Epub ahead of print]


Disruption of l-Rhamnose Biosynthesis Results in Severe Growth Defects in Streptococcus mutans.

Bischer AP, Kovacs CJ, Faustoferri RC, Quivey RG Jr.

J Bacteriol. 2020 Feb 25;202(6). pii: e00728-19. doi: 10.1128/JB.00728-19. Print 2020 Feb 25.


Streptococcus mutans requires mature rhamnose-glucose polysaccharides for proper pathophysiology, morphogenesis and cellular division.

Kovacs CJ, Faustoferri RC, Bischer AP, Quivey RG Jr.

Mol Microbiol. 2019 Sep;112(3):944-959. doi: 10.1111/mmi.14330. Epub 2019 Jul 12.


Inactivation of Streptococcus mutans genes lytST and dltAD impairs its pathogenicity in vivo.

Castillo Pedraza MC, Rosalen PL, de Castilho ARF, Freires IA, de Sales Leite L, Faustoferri RC, Quivey RG Jr, Klein MI.

J Oral Microbiol. 2019 May 9;11(1):1607505. doi: 10.1080/20002297.2019.1607505. eCollection 2019.


Association between Oral Candida and Bacteriome in Children with Severe ECC.

Xiao J, Grier A, Faustoferri RC, Alzoubi S, Gill AL, Feng C, Liu Y, Quivey RG, Kopycka-Kedzierawski DT, Koo H, Gill SR.

J Dent Res. 2018 Dec;97(13):1468-1476. doi: 10.1177/0022034518790941. Epub 2018 Jul 26.


Deficiency of BrpA in Streptococcus mutans reduces virulence in rat caries model.

Wen ZT, Scott-Anne K, Liao S, De A, Luo M, Kovacs C, Narvaez BS, Faustoferri RC, Yu Q, Taylor CM, Quivey RG.

Mol Oral Microbiol. 2018 Oct;33(5):353-363. doi: 10.1111/omi.12230. Epub 2018 Jul 17.


Characterization of the Trehalose Utilization Operon in Streptococcus mutans Reveals that the TreR Transcriptional Regulator Is Involved in Stress Response Pathways and Toxin Production.

Baker JL, Lindsay EL, Faustoferri RC, To TT, Hendrickson EL, He X, Shi W, McLean JS, Quivey RG Jr.

J Bacteriol. 2018 May 24;200(12). pii: e00057-18. doi: 10.1128/JB.00057-18. Print 2018 Jun 15.


Oral Sciences PhD Program Enrollment, Graduates, and Placement: 1994 to 2016.

Herzog CR, Berzins DW, DenBesten P, Gregory RL, Hargreaves KM, Messer RLW, Mina M, Mooney MP, Paine ML, Phillips C, Presland RB, Quivey RG, Scannapieco FA, Sheridan JF, Svoboda KKH, Trackman PC, Walker MP, Walker SG, Wang CY, Hu JCC.

J Dent Res. 2018 May;97(5):483-491. doi: 10.1177/0022034517749506. Epub 2018 Jan 12.


Vitamin D Compounds Are Bactericidal against Streptococcus mutans and Target the Bacitracin-Associated Efflux System.

Saputo S, Faustoferri RC, Quivey RG Jr.

Antimicrob Agents Chemother. 2017 Dec 21;62(1). pii: e01675-17. doi: 10.1128/AAC.01675-17. Print 2018 Jan.


A Drug Repositioning Approach Reveals that Streptococcus mutans Is Susceptible to a Diverse Range of Established Antimicrobials and Nonantibiotics.

Saputo S, Faustoferri RC, Quivey RG Jr.

Antimicrob Agents Chemother. 2017 Dec 21;62(1). pii: e01674-17. doi: 10.1128/AAC.01674-17. Print 2018 Jan.


Extracellular DNA and lipoteichoic acids interact with exopolysaccharides in the extracellular matrix of Streptococcus mutans biofilms.

Castillo Pedraza MC, Novais TF, Faustoferri RC, Quivey RG Jr, Terekhov A, Hamaker BR, Klein MI.

Biofouling. 2017 Oct;33(9):722-740. doi: 10.1080/08927014.2017.1361412. Epub 2017 Sep 25.


RgpF Is Required for Maintenance of Stress Tolerance and Virulence in Streptococcus mutans.

Kovacs CJ, Faustoferri RC, Quivey RG Jr.

J Bacteriol. 2017 Nov 14;199(24). pii: e00497-17. doi: 10.1128/JB.00497-17. Print 2017 Dec 15.


A Modified Chromogenic Assay for Determination of the Ratio of Free Intracellular NAD+/NADH in Streptococcus mutans.

Baker JL, Faustoferri RC, Quivey RG Jr.

Bio Protoc. 2016 Aug 20;6(16). pii: e1902. doi: 10.21769/BioProtoc.1902.


Diverted Total Synthesis of Carolacton-Inspired Analogs Yields Three Distinct Phenotypes in Streptococcus mutans Biofilms.

Solinski AE, Koval AB, Brzozowski RS, Morrison KR, Fraboni AJ, Carson CE, Eshraghi AR, Zhou G, Quivey RG Jr, Voelz VA, Buttaro BA, Wuest WM.

J Am Chem Soc. 2017 May 31;139(21):7188-7191. doi: 10.1021/jacs.7b03879. Epub 2017 May 17.


Acid-adaptive mechanisms of Streptococcus mutans-the more we know, the more we don't.

Baker JL, Faustoferri RC, Quivey RG Jr.

Mol Oral Microbiol. 2017 Apr;32(2):107-117. doi: 10.1111/omi.12162. Epub 2016 Jun 21. Review. No abstract available. Erratum in: Mol Oral Microbiol. 2017 Aug;32(4):354.


What are We Learning and What Can We Learn from the Human Oral Microbiome Project?

Cross B, Faustoferri RC, Quivey RG Jr.

Curr Oral Health Rep. 2016 Mar;3(1):56-63. Epub 2016 Jan 23.


PlsX deletion impacts fatty acid synthesis and acid adaptation in Streptococcus mutans.

Cross B, Garcia A, Faustoferri R, Quivey RG.

Microbiology. 2016 Apr;162(4):662-671. doi: 10.1099/mic.0.000252. Epub 2016 Feb 5.


Loss of NADH Oxidase Activity in Streptococcus mutans Leads to Rex-Mediated Overcompensation in NAD+ Regeneration by Lactate Dehydrogenase.

Baker JL, Derr AM, Faustoferri RC, Quivey RG Jr.

J Bacteriol. 2015 Dec;197(23):3645-57. doi: 10.1128/JB.00383-15. Epub 2015 Sep 8.


Functional profiling in Streptococcus mutans: construction and examination of a genomic collection of gene deletion mutants.

Quivey RG Jr, Grayhack EJ, Faustoferri RC, Hubbard CJ, Baldeck JD, Wolf AS, MacGilvray ME, Rosalen PL, Scott-Anne K, Santiago B, Gopal S, Payne J, Marquis RE.

Mol Oral Microbiol. 2015 Dec;30(6):474-95. doi: 10.1111/omi.12107. Epub 2015 Jun 19.


Regulation of fatty acid biosynthesis by the global regulator CcpA and the local regulator FabT in Streptococcus mutans.

Faustoferri RC, Hubbard CJ, Santiago B, Buckley AA, Seifert TB, Quivey RG Jr.

Mol Oral Microbiol. 2015 Apr;30(2):128-46. doi: 10.1111/omi.12076. Epub 2014 Oct 27.


Streptococcus mutans NADH oxidase lies at the intersection of overlapping regulons controlled by oxygen and NAD+ levels.

Baker JL, Derr AM, Karuppaiah K, MacGilvray ME, Kajfasz JK, Faustoferri RC, Rivera-Ramos I, Bitoun JP, Lemos JA, Wen ZT, Quivey RG Jr.

J Bacteriol. 2014 Jun;196(12):2166-77. doi: 10.1128/JB.01542-14. Epub 2014 Mar 28.


β-Phosphoglucomutase contributes to aciduricity in Streptococcus mutans.

Buckley AA, Faustoferri RC, Quivey RG.

Microbiology. 2014 Apr;160(Pt 4):818-827. doi: 10.1099/mic.0.075754-0. Epub 2014 Feb 7.


The Streptococcus mutans aminotransferase encoded by ilvE is regulated by CodY and CcpA.

Santiago B, Marek M, Faustoferri RC, Quivey RG Jr.

J Bacteriol. 2013 Aug;195(16):3552-62. doi: 10.1128/JB.00394-13. Epub 2013 Jun 7.


Streptococcus mutans: a new Gram-positive paradigm?

Lemos JA, Quivey RG, Koo H, Abranches J.

Microbiology. 2013 Mar;159(Pt 3):436-445. doi: 10.1099/mic.0.066134-0. Epub 2013 Feb 7. Review.


Raman microspectroscopy for species identification and mapping within bacterial biofilms.

Beier BD, Quivey RG, Berger AJ.

AMB Express. 2012 Jul 13;2(1):35. doi: 10.1186/2191-0855-2-35.


Role of DNA base excision repair in the mutability and virulence of Streptococcus mutans.

Gonzalez K, Faustoferri RC, Quivey RG Jr.

Mol Microbiol. 2012 Jul;85(2):361-77. doi: 10.1111/j.1365-2958.2012.08116.x. Epub 2012 Jun 15.


Cardiolipin biosynthesis in Streptococcus mutans is regulated in response to external pH.

MacGilvray ME, Lapek JD, Friedman AE, Quivey RG.

Microbiology. 2012 Aug;158(Pt 8):2133-2143. doi: 10.1099/mic.0.057273-0. Epub 2012 May 24.


The branched-chain amino acid aminotransferase encoded by ilvE is involved in acid tolerance in Streptococcus mutans.

Santiago B, MacGilvray M, Faustoferri RC, Quivey RG Jr.

J Bacteriol. 2012 Apr;194(8):2010-9. doi: 10.1128/JB.06737-11. Epub 2012 Feb 10.


Mutation of the NADH oxidase gene (nox) reveals an overlap of the oxygen- and acid-mediated stress responses in Streptococcus mutans.

Derr AM, Faustoferri RC, Betzenhauser MJ, Gonzalez K, Marquis RE, Quivey RG Jr.

Appl Environ Microbiol. 2012 Feb;78(4):1215-27. doi: 10.1128/AEM.06890-11. Epub 2011 Dec 16.


Identification of different bacterial species in biofilms using confocal Raman microscopy.

Beier BD, Quivey RG, Berger AJ.

J Biomed Opt. 2010 Nov-Dec;15(6):066001. doi: 10.1117/1.3505010.


Alkali production associated with malolactic fermentation by oral streptococci and protection against acid, oxidative, or starvation damage.

Sheng J, Baldeck JD, Nguyen PT, Quivey RG Jr, Marquis RE.

Can J Microbiol. 2010 Jul;56(7):539-47. doi: 10.1139/w10-039.


Two Spx proteins modulate stress tolerance, survival, and virulence in Streptococcus mutans.

Kajfasz JK, Rivera-Ramos I, Abranches J, Martinez AR, Rosalen PL, Derr AM, Quivey RG, Lemos JA.

J Bacteriol. 2010 May;192(10):2546-56. doi: 10.1128/JB.00028-10. Epub 2010 Mar 16.


Role of Clp proteins in expression of virulence properties of Streptococcus mutans.

Kajfasz JK, Martinez AR, Rivera-Ramos I, Abranches J, Koo H, Quivey RG Jr, Lemos JA.

J Bacteriol. 2009 Apr;191(7):2060-8. doi: 10.1128/JB.01609-08. Epub 2009 Jan 30.


Raman spectroscopic measurement of relative concentrations in mixtures of oral bacteria.

Zhu Q, Quivey RG Jr, Berger AJ.

Appl Spectrosc. 2007 Nov;61(11):1233-7.


Role of unsaturated fatty acid biosynthesis in virulence of Streptococcus mutans.

Fozo EM, Scott-Anne K, Koo H, Quivey RG Jr.

Infect Immun. 2007 Mar;75(3):1537-9. Epub 2007 Jan 12.


Influence of apigenin on gtf gene expression in Streptococcus mutans UA159.

Koo H, Seils J, Abranches J, Burne RA, Bowen WH, Quivey RG Jr.

Antimicrob Agents Chemother. 2006 Feb;50(2):542-6.


Smx nuclease is the major, low-pH-inducible apurinic/apyrimidinic endonuclease in Streptococcus mutans.

Faustoferri RC, Hahn K, Weiss K, Quivey RG Jr.

J Bacteriol. 2005 Apr;187(8):2705-14.


The putative autolysin regulator LytR in Streptococcus mutans plays a role in cell division and is growth-phase regulated.

Chatfield CH, Koo H, Quivey RG.

Microbiology. 2005 Feb;151(Pt 2):625-631. doi: 10.1099/mic.0.27604-0.


The F-ATPase operon promoter of Streptococcus mutans is transcriptionally regulated in response to external pH.

Kuhnert WL, Zheng G, Faustoferri RC, Quivey RG Jr.

J Bacteriol. 2004 Dec;186(24):8524-8.


Low pH-induced membrane fatty acid alterations in oral bacteria.

Fozo EM, Kajfasz JK, Quivey RG Jr.

FEMS Microbiol Lett. 2004 Sep 15;238(2):291-5.


Genetics of acid adaptation in oral streptococci.

Quivey RG, Kuhnert WL, Hahn K.

Crit Rev Oral Biol Med. 2001;12(4):301-14. Review.


Glucosyltransferase inactivation reduces dental caries.

Bowen WH, Quivey RG Jr, Smith AV.

J Dent Res. 2001 Jun;80(6):1505-6. No abstract available.


Shifts in membrane fatty acid profiles associated with acid adaptation of Streptococcus mutans.

Quivey RG Jr, Faustoferri R, Monahan K, Marquis R.

FEMS Microbiol Lett. 2000 Aug 1;189(1):89-92.


Adaptation of oral streptococci to low pH.

Quivey RG Jr, Kuhnert WL, Hahn K.

Adv Microb Physiol. 2000;42:239-74. Review.


Physiologic homeostasis and stress responses in oral biofilms.

Burne RA, Quivey RG Jr, Marquis RE.

Methods Enzymol. 1999;310:441-60. Review.


Induction of an AP endonuclease activity in Streptococcus mutans during growth at low pH.

Hahn K, Faustoferri RC, Quivey RG Jr.

Mol Microbiol. 1999 Mar;31(5):1489-98.

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