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Potential Epidemiologic and Historical Implications of Capsular Serotypes Shared by Pneumococci and Their Nonpneumococcal Relatives.

Beall B.

J Infect Dis. 2019 Sep 7. pii: jiz457. doi: 10.1093/infdis/jiz457. [Epub ahead of print] No abstract available.


Multistate population and whole genome sequence based strain surveillance of invasive pneumococci recovered in the United States during 2017.

Varghese J, Chochua S, Tran T, Walker H, Li Z, Snippes Vagnone PM, Lynfield R, McGee L, Li Y, Metcalf B, Pilishvili T, Beall B.

Clin Microbiol Infect. 2019 Sep 16. pii: S1198-743X(19)30493-8. doi: 10.1016/j.cmi.2019.09.008. [Epub ahead of print]


Early Impact of 13-valent Pneumococcal Conjugate Vaccine Use on Invasive Pneumococcal Disease among Adults with and without Underlying Medical Conditions-United States.

Ahmed SS, Pondo T, Xing W, McGee L, Farley M, Schaffner W, Thomas A, Reingold A, Harrison L, Lynfield R, Rowlands J, Bennett N, Petit S, Barnes M, Smelser C, Beall B, Whitney CG, Pilishvili T.

Clin Infect Dis. 2019 Aug 12. pii: ciz739. doi: 10.1093/cid/ciz739. [Epub ahead of print]


Increase in Invasive Group A Streptococcal Disease and Emergence of Mucoid Strains in a Pediatric Population: February-June 2017.

Walker LW, Montoya L, Chochua S, Beall B, Green M.

Open Forum Infect Dis. 2019 Jun 13;6(7):ofz275. doi: 10.1093/ofid/ofz275. eCollection 2019 Jul.


Emergent Invasive Group A Streptococcus dysgalactiae subsp. equisimilis, United States, 2015-2018.

Chochua S, Rivers J, Mathis S, Li Z, Velusamy S, McGee L, Van Beneden C, Li Y, Metcalf BJ, Beall B.

Emerg Infect Dis. 2019 Aug;25(8):1543-1547. doi: 10.3201/eid2508.181758. Epub 2019 Aug 17.


Epidemiology of Invasive Group B Streptococcal Infections Among Nonpregnant Adults in the United States, 2008-2016.

Francois Watkins LK, McGee L, Schrag SJ, Beall B, Jain JH, Pondo T, Farley MM, Harrison LH, Zansky SM, Baumbach J, Lynfield R, Snippes Vagnone P, Miller LA, Schaffner W, Thomas AR, Watt JP, Petit S, Langley GE.

JAMA Intern Med. 2019 Apr 1;179(4):479-488. doi: 10.1001/jamainternmed.2018.7269.


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.


Genome-wide association analyses of invasive pneumococcal isolates identify a missense bacterial mutation associated with meningitis.

Li Y, Metcalf BJ, Chochua S, Li Z, Walker H, Tran T, Hawkins PA, Gierke R, Pilishvili T, McGee L, Beall BW.

Nat Commun. 2019 Jan 14;10(1):178. doi: 10.1038/s41467-018-07997-y.


Epidemiology of Invasive Early-Onset and Late-Onset Group B Streptococcal Disease in the United States, 2006 to 2015: Multistate Laboratory and Population-Based Surveillance.

Nanduri SA, Petit S, Smelser C, Apostol M, Alden NB, Harrison LH, Lynfield R, Vagnone PS, Burzlaff K, Spina NL, Dufort EM, Schaffner W, Thomas AR, Farley MM, Jain JH, Pondo T, McGee L, Beall BW, Schrag SJ.

JAMA Pediatr. 2019 Mar 1;173(3):224-233. doi: 10.1001/jamapediatrics.2018.4826.


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.


Global emergence and population dynamics of divergent serotype 3 CC180 pneumococci.

Azarian T, Mitchell PK, Georgieva M, Thompson CM, Ghouila A, Pollard AJ, von Gottberg A, du Plessis M, Antonio M, Kwambana-Adams BA, Clarke SC, Everett D, Cornick J, Sadowy E, Hryniewicz W, Skoczynska A, Moïsi JC, McGee L, Beall B, Metcalf BJ, Breiman RF, Ho PL, Reid R, O'Brien KL, Gladstone RA, Bentley SD, Hanage WP.

PLoS Pathog. 2018 Nov 26;14(11):e1007438. doi: 10.1371/journal.ppat.1007438. eCollection 2018 Nov.


Characteristics of Intracranial Group A Streptococcal Infections in US Children, 1997-2014.

Link-Gelles R, Toews KA, Schaffner W, Edwards KM, Wright C, Beall B, Barnes B, Jewell B, Harrison LH, Kirley PD, Lorentzson L, Aragon D, Petit S, Bareta J, Spina NL, Cieslak PR, Van Beneden C.

J Pediatric Infect Dis Soc. 2018 Nov 21. doi: 10.1093/jpids/piy108. [Epub ahead of print]


The successional formation and release of domoic acid in a Pseudo-nitzschia bloom in the Juan de Fuca Eddy: A drifter study.

Trick CG, Trainer VL, Cochlan WP, Wells ML, Beall BF.

Harmful Algae. 2018 Nov;79:105-114. doi: 10.1016/j.hal.2018.08.007. Epub 2018 Oct 21.


Terrestrial Origin for Abundant Riverine Nanoscale Ice-Nucleating Particles.

Knackstedt KA, Moffett BF, Hartmann S, Wex H, Hill TCJ, Glasgo ED, Reitz LA, Augustin-Bauditz S, Beall BFN, Bullerjahn GS, Fröhlich-Nowoisky J, Grawe S, Lubitz J, Stratmann F, McKay RML.

Environ Sci Technol. 2018 Nov 6;52(21):12358-12367. doi: 10.1021/acs.est.8b03881. Epub 2018 Oct 12.


Molecular Epidemiology, Ecology, and Evolution of Group A Streptococci.

Bessen DE, Smeesters PR, Beall BW.

Microbiol Spectr. 2018 Sep;6(5). doi: 10.1128/microbiolspec.CPP3-0009-2018. Review.


Prolonged and large outbreak of invasive group A Streptococcus disease within a nursing home: repeated intrafacility transmission of a single strain.

Nanduri SA, Metcalf BJ, Arwady MA, Edens C, Lavin MA, Morgan J, Clegg W, Beron A, Albertson JP, Link-Gelles R, Ogundimu A, Gold J, Jackson D, Chochua S, Stone N, Van Beneden C, Fleming-Dutra K, Beall B.

Clin Microbiol Infect. 2019 Feb;25(2):248.e1-248.e7. doi: 10.1016/j.cmi.2018.04.034. Epub 2018 May 18.


Outbreak of Invasive Infections From Subtype emm26.3 Group A Streptococcus Among Homeless Adults-Anchorage, Alaska, 2016-2017.

Mosites E, Frick A, Gounder P, Castrodale L, Li Y, Rudolph K, Hurlburt D, Lecy KD, Zulz T, Adebanjo T, Onukwube J, Beall B, Van Beneden CA, Hennessy T, McLaughlin J, Bruce MG.

Clin Infect Dis. 2018 Mar 19;66(7):1068-1074. doi: 10.1093/cid/cix921.


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.


Key features of invasive pneumococcal isolates recovered in Lima, Peru determined through whole genome sequencing.

Hawkins P, Mercado E, Chochua S, Castillo ME, Reyes I, Chaparro E, Gladstone R, Bentley SD, Breiman RF, Metcalf BJ, Beall B, Ochoa TJ, McGee L.

Int J Med Microbiol. 2017 Oct;307(7):415-421. doi: 10.1016/j.ijmm.2017.07.008. Epub 2017 Jul 22.


Notes from the Field: Late-Onset Infant Group B Streptococcus Infection Associated with Maternal Consumption of Capsules Containing Dehydrated Placenta - Oregon, 2016.

Buser GL, Mató S, Zhang AY, Metcalf BJ, Beall B, Thomas AR.

MMWR Morb Mortal Wkly Rep. 2017 Jun 30;66(25):677-678. doi: 10.15585/mmwr.mm6625a4. No abstract available.


Invasive Serotype 35B Pneumococci Including an Expanding Serotype Switch Lineage, United States, 2015-2016.

Chochua S, Metcalf BJ, Li Z, Walker H, Tran T, McGee L, Beall B.

Emerg Infect Dis. 2017 Jun;23(6):922-930. doi: 10.3201/eid2306.170071. Erratum in: Emerg Infect Dis. 2017 Oct;23(10):1762.


Cross-resistance to lincosamides, streptogramins A and pleuromutilins in Streptococcus agalactiae isolates from the USA.

Hawkins PA, Law CS, Metcalf BJ, Chochua S, Jackson DM, Westblade LF, Jerris R, Beall BW, McGee L.

J Antimicrob Chemother. 2017 Jul 1;72(7):1886-1892. doi: 10.1093/jac/dkx077.


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.


Seasonal, Geographic, and Temporal Trends of emm Clusters Associated With Invasive Group A Streptococcal Infections in US Multistate Surveillance.

Smeesters PR, Laho D, Beall B, Steer AC, Van Beneden CA.

Clin Infect Dis. 2017 Mar 1;64(5):694-695. doi: 10.1093/cid/ciw807. No abstract available.


Genomic Epidemiology of Penicillin-Nonsusceptible Pneumococci with Nonvaccine Serotypes Causing Invasive Disease in the United States.

Andam CP, Mitchell PK, Callendrello A, Chang Q, Corander J, Chaguza C, McGee L, Beall BW, Hanage WP.

J Clin Microbiol. 2017 Apr;55(4):1104-1115. doi: 10.1128/JCM.02453-16. Epub 2017 Jan 18.


Pneumococcal carriage and antibiotic susceptibility patterns from two cross-sectional colonization surveys among children aged <5 years prior to the introduction of 10-valent pneumococcal conjugate vaccine - Kenya, 2009-2010.

Kobayashi M, Conklin LM, Bigogo G, Jagero G, Hampton L, Fleming-Dutra KE, Junghae M, Carvalho MD, Pimenta F, Beall B, Taylor T, Laserson KF, Vulule J, Van Beneden C, Kim L, Feikin DR, Whitney CG, Breiman RF.

BMC Infect Dis. 2017 Jan 5;17(1):25. doi: 10.1186/s12879-016-2103-0.


A Cluster of Group A Streptococcal Infections in a Skilled Nursing Facility-the Potential Role of Healthcare Worker Presenteeism.

Kobayashi M, Lyman MM, Francois Watkins LK, Toews KA, Bullard L, Radcliffe RA, Beall B, Langley G, Beneden CV, Stone ND.

J Am Geriatr Soc. 2016 Dec;64(12):e279-e284. doi: 10.1111/jgs.14505. Epub 2016 Nov 7.


Bias with respect to socioeconomic status: A closer look at zip code matching in a pneumococcal vaccine effectiveness study.

Link-Gelles R, Westreich D, Aiello AE, Shang N, Weber DJ, Holtzman C, Scherzinger K, Reingold A, Schaffner W, Harrison LH, Rosen JB, Petit S, Farley M, Thomas A, Eason J, Wigen C, Barnes M, Thomas O, Zansky S, Beall B, Whitney CG, Moore MR.

SSM Popul Health. 2016 Dec;2:587-594.


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.


Epidemiology of Invasive Group A Streptococcal Infections in the United States, 2005-2012.

Nelson GE, Pondo T, Toews KA, Farley MM, Lindegren ML, Lynfield R, Aragon D, Zansky SM, Watt JP, Cieslak PR, Angeles K, Harrison LH, Petit S, Beall B, Van Beneden CA.

Clin Infect Dis. 2016 Aug 15;63(4):478-86. doi: 10.1093/cid/ciw248. Epub 2016 Apr 22.


Biological and Epidemiological Features of Antibiotic-Resistant Streptococcus pneumoniae in Pre- and Post-Conjugate Vaccine Eras: a United States Perspective.

Kim L, McGee L, Tomczyk S, Beall B.

Clin Microbiol Rev. 2016 Jul;29(3):525-52. doi: 10.1128/CMR.00058-15. Review.


Species-specific real-time PCR assay for the detection of Streptococcus suis from clinical specimens.

Srinivasan V, McGee L, Njanpop-Lafourcade BM, Moïsi J, Beall B.

Diagn Microbiol Infect Dis. 2016 Jun;85(2):131-2. doi: 10.1016/j.diagmicrobio.2016.02.013. Epub 2016 Feb 18.


Multistate Outbreak of Respiratory Infections Among Unaccompanied Children, June 2014-July 2014.

Tomczyk S, Arriola CS, Beall B, Benitez A, Benoit SR, Berman L, Bresee J, da Gloria Carvalho M, Cohn A, Cross K, Diaz MH, Francois Watkins LK, Gierke R, Hagan JE, Harris AM, Jain S, Kim L, Kobayashi M, Lindstrom S, McGee L, McMorrow M, Metcalf BL, Moore MR, Moura I, Nix WA, Nyangoma E, Oberste MS, Olsen SJ, Pimenta F, Socias C, Thurman K, Waller J, Waterman SH, Westercamp M, Wharton M, Whitney CG, Winchell JM, Wolff B, Kim C.

Clin Infect Dis. 2016 Jul 1;63(1):48-56. doi: 10.1093/cid/ciw147. Epub 2016 Mar 21.


Prevention of Antibiotic-Nonsusceptible Invasive Pneumococcal Disease With the 13-Valent Pneumococcal Conjugate Vaccine.

Tomczyk S, Lynfield R, Schaffner W, Reingold A, Miller L, Petit S, Holtzman C, Zansky SM, Thomas A, Baumbach J, Harrison LH, Farley MM, Beall B, McGee L, Gierke R, Pondo T, Kim L.

Clin Infect Dis. 2016 May 1;62(9):1119-25. doi: 10.1093/cid/ciw067. Epub 2016 Feb 7.


High Streptococcus pneumoniae colonization prevalence among HIV-infected Kenyan parents in the year before pneumococcal conjugate vaccine introduction.

Conklin LM, Bigogo G, Jagero G, Hampton L, Junghae M, da Gloria Carvalho M, Pimenta F, Beall B, Taylor T, Plikaytis B, Laserson KF, Vulule J, Van Beneden C, Whitney CG, Breiman RF, Feikin DR.

BMC Infect Dis. 2016 Jan 16;16:18. doi: 10.1186/s12879-015-1312-2.


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.


Decline in Pneumococcal Nasopharyngeal Carriage of Vaccine Serotypes After the Introduction of the 13-Valent Pneumococcal Conjugate Vaccine in Children in Atlanta, Georgia.

Desai AP, Sharma D, Crispell EK, Baughman W, Thomas S, Tunali A, Sherwood L, Zmitrovich A, Jerris R, Satola SW, Beall B, Moore MR, Jain S, Farley MM.

Pediatr Infect Dis J. 2015 Nov;34(11):1168-74. doi: 10.1097/INF.0000000000000849.


Ice cover extent drives phytoplankton and bacterial community structure in a large north-temperate lake: implications for a warming climate.

Beall BF, Twiss MR, Smith DE, Oyserman BO, Rozmarynowycz MJ, Binding CE, Bourbonniere RA, Bullerjahn GS, Palmer ME, Reavie ED, Waters LM, Woityra LW, McKay RM.

Environ Microbiol. 2016 Jun;18(6):1704-19. doi: 10.1111/1462-2920.12819. Epub 2015 Mar 27.


Effect of use of 13-valent pneumococcal conjugate vaccine in children on invasive pneumococcal disease in children and adults in the USA: analysis of multisite, population-based surveillance.

Moore MR, Link-Gelles R, Schaffner W, Lynfield R, Lexau C, Bennett NM, Petit S, Zansky SM, Harrison LH, Reingold A, Miller L, Scherzinger K, Thomas A, Farley MM, Zell ER, Taylor TH Jr, Pondo T, Rodgers L, McGee L, Beall B, Jorgensen JH, Whitney CG.

Lancet Infect Dis. 2015 Mar;15(3):301-9. doi: 10.1016/S1473-3099(14)71081-3. Epub 2015 Feb 3.


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.


Unencapsulated Streptococcus pneumoniae from conjunctivitis encode variant traits and belong to a distinct phylogenetic cluster.

Valentino MD, McGuire AM, Rosch JW, Bispo PJ, Burnham C, Sanfilippo CM, Carter RA, Zegans ME, Beall B, Earl AM, Tuomanen EI, Morris TW, Haas W, Gilmore MS.

Nat Commun. 2014 Nov 12;5:5411. doi: 10.1038/ncomms6411.


Mobile elements and chromosomal changes associated with MLS resistance phenotypes of invasive pneumococci recovered in the United States.

Hawkins PA, Chochua S, Jackson D, Beall B, McGee L.

Microb Drug Resist. 2015 Apr;21(2):121-9. doi: 10.1089/mdr.2014.0086. Epub 2014 Aug 12.


vanG element insertions within a conserved chromosomal site conferring vancomycin resistance to Streptococcus agalactiae and Streptococcus anginosus.

Srinivasan V, Metcalf BJ, Knipe KM, Ouattara M, McGee L, Shewmaker PL, Glennen A, Nichols M, Harris C, Brimmage M, Ostrowsky B, Park CJ, Schrag SJ, Frace MA, Sammons SA, Beall B.

MBio. 2014 Jul 22;5(4):e01386-14. doi: 10.1128/mBio.01386-14.


Variable recombination dynamics during the emergence, transmission and 'disarming' of a multidrug-resistant pneumococcal clone.

Croucher NJ, Hanage WP, Harris SR, McGee L, van der Linden M, de Lencastre H, Sá-Leão R, Song JH, Ko KS, Beall B, Klugman KP, Parkhill J, Tomasz A, Kristinsson KG, Bentley SD.

BMC Biol. 2014 Jun 23;12:49. doi: 10.1186/1741-7007-12-49.


Evidence for soft selective sweeps in the evolution of pneumococcal multidrug resistance and vaccine escape.

Croucher NJ, Chewapreecha C, Hanage WP, Harris SR, McGee L, van der Linden M, Song JH, Ko KS, de Lencastre H, Turner C, Yang F, Sá-Leão R, Beall B, Klugman KP, Parkhill J, Turner P, Bentley SD.

Genome Biol Evol. 2014 Jun 10;6(7):1589-602. doi: 10.1093/gbe/evu120.


Population-based analysis of invasive nontypeable pneumococci reveals that most have defective capsule synthesis genes.

Park IH, Geno KA, Sherwood LK, Nahm MH, Beall B.

PLoS One. 2014 May 15;9(5):e97825. doi: 10.1371/journal.pone.0097825. eCollection 2014.


A systematic and functional classification of Streptococcus pyogenes that serves as a new tool for molecular typing and vaccine development.

Sanderson-Smith M, De Oliveira DM, Guglielmini J, McMillan DJ, Vu T, Holien JK, Henningham A, Steer AC, Bessen DE, Dale JB, Curtis N, Beall BW, Walker MJ, Parker MW, Carapetis JR, Van Melderen L, Sriprakash KS, Smeesters PR; M Protein Study Group.

J Infect Dis. 2014 Oct 15;210(8):1325-38. doi: 10.1093/infdis/jiu260. Epub 2014 May 5.

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