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Items: 39


Streptococcus infantis, Streptococcus mitis, and Streptococcus oralis Strains With Highly Similar cps5 Loci and Antigenic Relatedness to Serotype 5 Pneumococci.

Pimenta F, Gertz RE Jr, Park SH, Kim E, Moura I, Milucky J, Rouphael N, Farley MM, Harrison LH, Bennett NM, Bigogo G, Feikin DR, Breiman R, Lessa FC, Whitney CG, Rajam G, Schiffer J, da Gloria Carvalho M, Beall B.

Front Microbiol. 2019 Jan 8;9:3199. doi: 10.3389/fmicb.2018.03199. eCollection 2018.


Streptococcus mitis Expressing Pneumococcal Serotype 1 Capsule.

Lessa FC, Milucky J, Rouphael NG, Bennett NM, Talbot HK, Harrison LH, Farley MM, Walston J, Pimenta F, Gertz RE, Rajam G, Carvalho MDG, Beall B, Whitney CG.

Sci Rep. 2018 Dec 19;8(1):17959. doi: 10.1038/s41598-018-35921-3.


A Population-Based Descriptive Atlas of Invasive Pneumococcal Strains Recovered Within the U.S. During 2015-2016.

Beall B, Chochua S, Gertz RE Jr, Li Y, Li Z, McGee L, Metcalf BJ, Ricaldi J, Tran T, Walker H, Pilishvili T.

Front Microbiol. 2018 Nov 19;9:2670. doi: 10.3389/fmicb.2018.02670. eCollection 2018.


Population and Whole Genome Sequence Based Characterization of Invasive Group A Streptococci Recovered in the United States during 2015.

Chochua S, Metcalf BJ, Li Z, Rivers J, Mathis S, Jackson D, Gertz RE Jr, Srinivasan V, Lynfield R, Van Beneden C, McGee L, Beall B.

MBio. 2017 Sep 19;8(5). pii: e01422-17. doi: 10.1128/mBio.01422-17.


Validation of β-lactam minimum inhibitory concentration predictions for pneumococcal isolates with newly encountered penicillin binding protein (PBP) sequences.

Li Y, Metcalf BJ, Chochua S, Li Z, Gertz RE Jr, Walker H, Hawkins PA, Tran T, McGee L, Beall BW; Active Bacterial Core surveillance team.

BMC Genomics. 2017 Aug 15;18(1):621. doi: 10.1186/s12864-017-4017-7.


Short-read whole genome sequencing for determination of antimicrobial resistance mechanisms and capsular serotypes of current invasive Streptococcus agalactiae recovered in the USA.

Metcalf BJ, Chochua S, Gertz RE Jr, Hawkins PA, Ricaldi J, Li Z, Walker H, Tran T, Rivers J, Mathis S, Jackson D, Glennen A, Lynfield R, McGee L, Beall B; Active Bacterial Core surveillance team.

Clin Microbiol Infect. 2017 Aug;23(8):574.e7-574.e14. doi: 10.1016/j.cmi.2017.02.021. Epub 2017 Feb 28.


Using whole genome sequencing to identify resistance determinants and predict antimicrobial resistance phenotypes for year 2015 invasive pneumococcal disease isolates recovered in the United States.

Metcalf BJ, Chochua S, Gertz RE Jr, Li Z, Walker H, Tran T, Hawkins PA, Glennen A, Lynfield R, Li Y, McGee L, Beall B; Active Bacterial Core surveillance team.

Clin Microbiol Infect. 2016 Dec;22(12):1002.e1-1002.e8. doi: 10.1016/j.cmi.2016.08.001. Epub 2016 Aug 17.


Penicillin-Binding Protein Transpeptidase Signatures for Tracking and Predicting β-Lactam Resistance Levels in Streptococcus pneumoniae.

Li Y, Metcalf BJ, Chochua S, Li Z, Gertz RE Jr, Walker H, Hawkins PA, Tran T, Whitney CG, McGee L, Beall BW.

MBio. 2016 Jun 14;7(3). pii: e00756-16. doi: 10.1128/mBio.00756-16.


Strain features and distributions in pneumococci from children with invasive disease before and after 13-valent conjugate vaccine implementation in the USA.

Metcalf BJ, Gertz RE Jr, Gladstone RA, Walker H, Sherwood LK, Jackson D, Li Z, Law C, Hawkins PA, Chochua S, Sheth M, Rayamajhi N, Bentley SD, Kim L, Whitney CG, McGee L, Beall B; Active Bacterial Core surveillance team.

Clin Microbiol Infect. 2016 Jan;22(1):60.e9-60.e29. doi: 10.1016/j.cmi.2015.08.027. Epub 2015 Sep 10.


Streptococcus equi subsp. zooepidemicus infections associated with guinea pigs.

Gruszynski K, Young A, Levine SJ, Garvin JP, Brown S, Turner L, Fritzinger A, Gertz RE Jr, Murphy JM, Vogt M, Beall B.

Emerg Infect Dis. 2015 Jan;21(1):156-8. doi: 10.3201/eid2101.140640.


Non-pneumococcal mitis-group streptococci confound detection of pneumococcal capsular serotype-specific loci in upper respiratory tract.

Carvalho Mda G, Pimenta FC, Moura I, Roundtree A, Gertz RE Jr, Li Z, Jagero G, Bigogo G, Junghae M, Conklin L, Feikin DR, Breiman RF, Whitney CG, Beall BW.

PeerJ. 2013 Jun 25;1:e97. doi: 10.7717/peerj.97. Print 2013.


[German doctors in Rio Grande do Sul in the first half of the twentieth century: integration and conflict].

Gertz RE.

Hist Cienc Saude Manguinhos. 2013 Mar;20(1):141-57. Epub 2013 Feb 20. Portuguese.


Concurrent serotyping and genotyping of pneumococci by use of PCR and electrospray ionization mass spectrometry.

Massire C, Gertz RE Jr, Svoboda P, Levert K, Reed MS, Pohl J, Kreft R, Li F, White N, Ranken R, Blyn LB, Ecker DJ, Sampath R, Beall B.

J Clin Microbiol. 2012 Jun;50(6):2018-25. doi: 10.1128/JCM.06735-11. Epub 2012 Mar 21.


Outbreak of bacterial meningitis among patients undergoing myelography at an outpatient radiology clinic.

Chitnis AS, Guh AY, Benowitz I, Srinivasan V, Gertz RE Jr, Shewmaker PL, Beall BW, O'Connell H, Noble-Wang J, Gornet MF, Van Beneden C, Patrick SL, Turabelidze G, Patel PR.

J Am Coll Radiol. 2012 Mar;9(3):185-90. doi: 10.1016/j.jacr.2011.09.018.


Using PCR-based detection and genotyping to trace Streptococcus salivarius meningitis outbreak strain to oral flora of radiology physician assistant.

Srinivasan V, Gertz RE Jr, Shewmaker PL, Patrick S, Chitnis AS, O'Connell H, Benowitz I, Patel P, Guh AY, Noble-Wang J, Turabelidze G, Beall B.

PLoS One. 2012;7(2):e32169. doi: 10.1371/journal.pone.0032169. Epub 2012 Feb 22.


Pneumococcal genome sequencing tracks a vaccine escape variant formed through a multi-fragment recombination event.

Golubchik T, Brueggemann AB, Street T, Gertz RE Jr, Spencer CC, Ho T, Giannoulatou E, Link-Gelles R, Harding RM, Beall B, Peto TE, Moore MR, Donnelly P, Crook DW, Bowden R.

Nat Genet. 2012 Jan 29;44(3):352-5. doi: 10.1038/ng.1072.


Characterization of highly antimicrobial-resistant clinical pneumococcal isolates recovered in a Chinese hospital during 2009-2010.

Zhang B, Gertz RE Jr, Liu Z, Li Z, Fu W, Beall B.

J Med Microbiol. 2012 Jan;61(Pt 1):42-8. doi: 10.1099/jmm.0.035675-0. Epub 2011 Aug 26.


Serotype and genotype distributions of pneumococcal carriage isolates recovered from Brazilian children attending day-care centres.

Pimenta FC, Carvalho Mda G, Gertz RE Jr, Bastos-Rocha CG, Oliveira LS, Lacerda Pigosso L, Lima JA, Marquez Franco C, Andrade AL, Beall BW.

J Med Microbiol. 2011 Oct;60(Pt 10):1455-9. doi: 10.1099/jmm.0.031450-0. Epub 2011 Jun 2.


Shifting genetic structure of invasive serotype 19A pneumococci in the United States.

Beall BW, Gertz RE, Hulkower RL, Whitney CG, Moore MR, Brueggemann AB.

J Infect Dis. 2011 May 15;203(10):1360-8. doi: 10.1093/infdis/jir052. Epub 2011 Mar 11.


Streptococcus salivarius meningitis case strain traced to oral flora of anesthesiologist.

Shewmaker PL, Gertz RE Jr, Kim CY, de Fijter S, DiOrio M, Moore MR, Beall BW.

J Clin Microbiol. 2010 Jul;48(7):2589-91. doi: 10.1128/JCM.00426-10. Epub 2010 May 26.


Increased penicillin nonsusceptibility of nonvaccine-serotype invasive pneumococci other than serotypes 19A and 6A in post-7-valent conjugate vaccine era.

Gertz RE Jr, Li Z, Pimenta FC, Jackson D, Juni BA, Lynfield R, Jorgensen JH, Carvalho Mda G, Beall BW; Active Bacterial Core Surveillance Team.

J Infect Dis. 2010 Mar;201(5):770-5.


Rarely occurring 19A-like cps locus from a serotype 19F pneumococcal isolate indicates continued need of serology-based quality control for PCR-based serotype determinations.

Pimenta FC, Gertz RE Jr, Roundtree A, Yu J, Nahm MH, McDonald RR, Carvalho Mda G, Beall BW.

J Clin Microbiol. 2009 Jul;47(7):2353-4. doi: 10.1128/JCM.00704-09. Epub 2009 May 13. No abstract available.


Genetic relationships deduced from emm and multilocus sequence typing of invasive Streptococcus dysgalactiae subsp. equisimilis and S. canis recovered from isolates collected in the United States.

Ahmad Y, Gertz RE Jr, Li Z, Sakota V, Broyles LN, Van Beneden C, Facklam R, Shewmaker PL, Reingold A, Farley MM, Beall BW.

J Clin Microbiol. 2009 Jul;47(7):2046-54. doi: 10.1128/JCM.00246-09. Epub 2009 Apr 22.


PCR-based quantitation and clonal diversity of the current prevalent invasive serogroup 6 pneumococcal serotype, 6C, in the United States in 1999 and 2006 to 2007.

Carvalho Mda G, Pimenta FC, Gertz RE Jr, Joshi HH, Trujillo AA, Keys LE, Findley J, Moura IS, Park IH, Hollingshead SK, Pilishvili T, Whitney CG, Nahm MH, Beall BW; Active Bacterial Core Surveillance Team.

J Clin Microbiol. 2009 Mar;47(3):554-9. doi: 10.1128/JCM.01919-08. Epub 2008 Dec 30.


Use of silica desiccant packets for specimen storage and transport to evaluate pneumococcal nasopharyngeal carriage among Nepalese children.

Joshi HH, Gertz RE Jr, da Gloria Carvalho M, Beall BW.

J Clin Microbiol. 2008 Sep;46(9):3175-6. doi: 10.1128/JCM.00906-08. Epub 2008 Jul 2. No abstract available.


Point mutation in the group B streptococcal pbp2x gene conferring decreased susceptibility to beta-lactam antibiotics.

Dahesh S, Hensler ME, Van Sorge NM, Gertz RE Jr, Schrag S, Nizet V, Beall BW.

Antimicrob Agents Chemother. 2008 Aug;52(8):2915-8. doi: 10.1128/AAC.00461-08. Epub 2008 Jun 9.


Population snapshot of emergent Streptococcus pneumoniae serotype 19A in the United States, 2005.

Moore MR, Gertz RE Jr, Woodbury RL, Barkocy-Gallagher GA, Schaffner W, Lexau C, Gershman K, Reingold A, Farley M, Harrison LH, Hadler JL, Bennett NM, Thomas AR, McGee L, Pilishvili T, Brueggemann AB, Whitney CG, Jorgensen JH, Beall B.

J Infect Dis. 2008 Apr 1;197(7):1016-27. doi: 10.1086/528996.


Pre- and postvaccination clonal compositions of invasive pneumococcal serotypes for isolates collected in the United States in 1999, 2001, and 2002.

Beall B, McEllistrem MC, Gertz RE Jr, Wedel S, Boxrud DJ, Gonzalez AL, Medina MJ, Pai R, Thompson TA, Harrison LH, McGee L, Whitney CG; Active Bacterial Core Surveillance Team.

J Clin Microbiol. 2006 Mar;44(3):999-1017.


Postvaccine genetic structure of Streptococcus pneumoniae serotype 19A from children in the United States.

Pai R, Moore MR, Pilishvili T, Gertz RE, Whitney CG, Beall B; Active Bacterial Core Surveillance Team.

J Infect Dis. 2005 Dec 1;192(11):1988-95. Epub 2005 Nov 1.


Novel antibiotic-resistant pneumococcal strains recovered from the upper respiratory tracts of HIV-infected adults and their children in Kisumu, Kenya.

Medina MJ, Greene CM, Gertz RE, Facklam RR, Jagero G, Hamel M, Shi YP, Slutsker L, Feikin DR, Beall B.

Microb Drug Resist. 2005 Spring;11(1):9-17.


Clonal distribution of invasive pneumococcal isolates from children and selected adults in the United States prior to 7-valent conjugate vaccine introduction.

Gertz RE Jr, McEllistrem MC, Boxrud DJ, Li Z, Sakota V, Thompson TA, Facklam RR, Besser JM, Harrison LH, Whitney CG, Beall B.

J Clin Microbiol. 2003 Sep;41(9):4194-216. Erratum in: J Clin Microbiol. 2005 Feb;43(2):1013.


Genotypes of invasive pneumococcal isolates recently recovered from Italian patients.

Dicuonzo G, Gherardi G, Gertz RE, D'Ambrosio F, Goglio A, Lorino G, Recchia S, Pantosti A, Beall B.

J Clin Microbiol. 2002 Oct;40(10):3660-5.


Emergence of a novel penicillin-nonsusceptible, invasive serotype 35B clone of Streptococcus pneumoniae within the United States.

Beall B, McEllistrem MC, Gertz RE Jr, Boxrud DJ, Besser JM, Harrison LH, Jorgensen JH, Whitney CG; Active Bacterial Core Surveillance/Emerging Infections Program Network.

J Infect Dis. 2002 Jul 1;186(1):118-22. Epub 2002 Jun 14. Erratum in: J Infect Dis. 2015 Oct 1;212(7):1175.


Tobacco use among adults with disabilities in Massachusetts.

Brawarsky P, Brooks DR, Wilber N, Gertz RE Jr, Klein Walker D.

Tob Control. 2002 Jun;11 Suppl 2:ii29-33.


Late-onset group B streptococcal infection in identical twins: insight to disease pathogenesis.

Doran KS, Benoit VM, Gertz RE, Beall B, Nizet V.

J Perinatol. 2002 Jun;22(4):326-30.


Macrophage colony-stimulating factor mediates invasion of ovarian cancer cells through urokinase.

Chambers SK, Wang Y, Gertz RE, Kacinski BM.

Cancer Res. 1995 Apr 1;55(7):1578-85.

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