Verani JR, McGee L, Schrag SJ. Prevention of Perinatal Group B Streptococcal Disease: Revised Guidelines from CDC, 2010 [Internet]. 2010 [cited 2018 Sep 25] p. 1–32. Report No.: 59(RR10). Available from: https://www.cdc.gov/mmwr/preview/mmwrhtml/rr5910a1.htm
Larsen B, Monif GRG. Understanding the bacterial Flora of the female genital tract. Clin Infect Dis. 2001;32(4):e69–77.
Article
CAS
PubMed
Google Scholar
Rosen GH, Randis TM, Desai PV, Sapra KJ, Ma B, Gajer P, et al. Group B streptococcus and the vaginal microbiota. J Infect Dis. 2017;216(6):744–51.
Article
CAS
PubMed
PubMed Central
Google Scholar
Rosenau A, Martins K, Amor S, Gannier F, Lanotte P, van der Mee-Marquet N, et al. Evaluation of the ability of Streptococcus agalactiae strains isolated from genital and neonatal specimens to bind to human fibrinogen and correlation with characteristics of the fbsA and fbsB genes. Infect Immun. 2007;75(3):1310–7.
Article
CAS
PubMed
Google Scholar
Mavenyengwa RT, Afset JE, Schei B, Berg S, Caspersen T, Bergseng H, et al. Group B streptococcus colonization during pregnancy and maternal-fetal transmission in Zimbabwe. Acta Obstet Gynecol Scand. 2010;89(2):250–5.
Article
PubMed
Google Scholar
Smith TC, Roehl SA, Pillai P, Li S, Marrs CF, Foxman B. Distribution of novel and previously investigated virulence genes in colonizing and invasive isolates of Streptococcus agalactiae. Epidemiol Infect. 2007;135(6):1046–54.
Article
CAS
PubMed
Google Scholar
Martínez JL, Coque TM, Baquero F. What is a resistance gene? Ranking risk in resistomes. Nat Rev Microbiol. 2015;13(2):116–23.
Article
PubMed
CAS
Google Scholar
Rajagopal L. Understanding the regulation of group B streptococcal virulence factors. Future Microbiol. 2009;4(2):201–21.
Article
CAS
PubMed
Google Scholar
Emaneini M, Khoramian B, Jabalameli F, Abani S, Dabiri H, Beigverdi R. Comparison of virulence factors and capsular types of Streptococcus agalactiae isolated from human and bovine infections. Microb Pathog. 2016;91:1–4.
Article
CAS
PubMed
Google Scholar
Mitchell TJ. The pathogenesis of streptococcal infections: from tooth decay to meningitis : nature reviews microbiology. Nat Rev Microbiol. 2003;1:219–30.
Article
CAS
PubMed
Google Scholar
Mavenyengwa RT, Maeland JA, Moyo SR. Distinctive features of surface-anchored proteins of Streptococcus agalactiae strains from Zimbabwe revealed by PCR and dot blotting. Clin Vaccine Immunol CVI. 2008;15(9):1420–4.
Article
CAS
PubMed
Google Scholar
Moyo SR, Maeland JA, Bergh K. Typing of human isolates of Streptococcus agalactiae (group B streptococcus, GBS) strains from Zimbabwe. J Med Microbiol. 2002;51(7):595–600.
Article
CAS
PubMed
Google Scholar
Dmitriev A, Suvorov A, Shen AD, Yang YH. Clinical diagnosis of group B streptococci by scpB gene based PCR. Indian J Med Res. 2004;119(Suppl):233–6.
CAS
PubMed
Google Scholar
Bolukaoto JY, Monyama CM, Chukwu MO, Lekala SM, Nchabeleng M, Maloba MRB, et al. Antibiotic resistance of Streptococcus agalactiae isolated from pregnant women in Garankuwa, South Africa. BMC Res Notes. 2015;8 [cited 2017 Feb 27]. Available from: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4544793/.
Emaneini M, Mirsalehian A, Beigvierdi R, Fooladi AAI, Asadi F, Jabalameli F, et al. High incidence of macrolide and tetracycline resistance among streptococcus Agalactiae strains isolated from clinical samples in Tehran, Iran. Mædica. 2014;9(2):157–61.
PubMed
PubMed Central
Google Scholar
Heelan JS, Hasenbein ME, McAdam AJ. Resistance of group B streptococcus to selected antibiotics, including erythromycin and clindamycin. J Clin Microbiol. 2004;42(3):1263–4.
Article
CAS
PubMed
PubMed Central
Google Scholar
Mengist A, Kannan H, Abdissa A. Prevalence and antimicrobial susceptibility pattern of anorectal and vaginal group B streptococci isolates among pregnant women in Jimma, Ethiopia. BMC Res Notes. 2016;9(1):351.
Article
PubMed
PubMed Central
CAS
Google Scholar
Alemseged G, Niguse S, Hailekiros H, Abdulkadir M, Saravanan M, Asmelash T. Isolation and anti-microbial susceptibility pattern of group B streptococcus among pregnant women attending antenatal clinics in Ayder referral hospital and Mekelle health center, Mekelle, northern Ethiopia. BMC Res Notes. 2015;8(1):518.
Article
PubMed
PubMed Central
CAS
Google Scholar
Mengist HM, Zewdie O, Belew A, Dabsu R. Prevalence and drug susceptibility pattern of group B streptococci (GBS) among pregnant women attending antenatal care (ANC) in Nekemte referral hospital (NRH), Nekemte, Ethiopia. BMC Res Notes. 2017;10(1):388.
Article
PubMed
PubMed Central
CAS
Google Scholar
Gizachew M, Tiruneh M, Moges F, Adefris M, Tigabu Z, Tessema B. Streptococcus agalactiae from Ethiopian pregnant women; prevalence, associated factors and antimicrobial resistance: alarming for prophylaxis. Ann Clin Microbiol Antimicrob. 2019;18(1):3.
Article
PubMed
PubMed Central
Google Scholar
Assefa S, Desta K, Lema T. Group B streptococci vaginal colonization and drug susceptibility pattern among pregnant women attending in selected public antenatal care centers in Addis Ababa, Ethiopia. BMC Pregnancy Childbirth. 2018;18(1):135.
Article
PubMed
PubMed Central
CAS
Google Scholar
Kimura K, Suzuki S, Wachino J, Kurokawa H, Yamane K, Shibata N, et al. First molecular characterization of group B streptococci with reduced penicillin susceptibility. Antimicrob Agents Chemother. 2008;52(8):2890–7.
Article
CAS
PubMed
PubMed Central
Google Scholar
Kasahara K, Baltus AJ, Lee S-H, Edelstein MA, Edelstein PH. Prevalence of non-penicillin-susceptible group B streptococcus in Philadelphia and specificity of penicillin resistance screening methods. J Clin Microbiol. 2010;48(4):1468–9.
Article
PubMed
PubMed Central
Google Scholar
Sadowy E, Matynia B, Hryniewicz W. Population structure, virulence factors and resistance determinants of invasive, non-invasive and colonizing Streptococcus agalactiae in Poland. J Antimicrob Chemother. 2010;65(9):1907–14.
Article
CAS
PubMed
Google Scholar
Poyart C, Jardy L, Quesne G, Berche P, Trieu-Cuot P. Genetic basis of antibiotic resistance in Streptococcus agalactiae strains isolated in a French hospital. Antimicrob Agents Chemother. 2003;47(2):794–7.
Article
CAS
PubMed
PubMed Central
Google Scholar
Fluit AC, Visser MR, Schmitz F-J. Molecular detection of antimicrobial resistance. Clin Microbiol Rev. 2001;14(4):836–71.
Article
CAS
PubMed
PubMed Central
Google Scholar
Al Safadi R, Amor S, Hery-Arnaud G, Spellerberg B, Lanotte P, Mereghetti L, et al. Enhanced expression of lmb gene encoding laminin-binding protein in Streptococcus agalactiae strains harboring IS1548 in scpB-lmb intergenic region. PLoS One. 2010;5(5):e10794.
Article
PubMed
PubMed Central
CAS
Google Scholar
Keen EC. Paradigms of pathogenesis: targeting the mobile genetic elements of disease. Front Cell Infect Microbiol. 2012;2 [cited 2017 Feb 22]. Available from: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3522046/.
Sadaka Salama M, Aly Hala A, Meheissen Marwa A, Orief Yasser I, Arafaa Basma M. Group B streptococcal carriage, antimicrobial susceptibility, and virulence related genes among pregnant women in Alexandria, Egypt. Alex J Med. 2017; [cited 2017 May 31]; Available from: http://www.sciencedirect.com/science/article/pii/S209050681630197X.
de Paris F, Machado ABMP, Gheno TC, Ascoli BM, de Oliveira KRP, Barth. Group B streptococcus detection: comparison of PCR assay and culture as a screening method for pregnant women. Braz J Infect Dis Off Publ Braz Soc Infect Dis. 2011;15(4):323–7.
Google Scholar
Moyo SR, Mudzori J, Tswana SA, Maeland JA. Prevalence, capsular type distribution, anthropometric and obstetric factors of group B streptococcus (Streptococcus agalactiae) colonization in pregnancy. Cent Afr J Med. 2000;46(5):115–20.
CAS
PubMed
Google Scholar
Clinical Laboratory Standard Institute. Performance standards for antimicrobial susceptibility testing. 27th ed CLSI supplement M100. Vol. 37. Wayne: Clinical and Laboratory Standards Institute; 2017. p. 84–8.
Google Scholar
Khan MA, Faiz A, Ashshi AM. Maternal colonization of group B streptococcus: prevalence, associated factors and antimicrobial resistance. Ann Saudi Med. 2015;35(6):423–7.
Article
PubMed
PubMed Central
Google Scholar
Gavino M, Wang E. A comparison of a new rapid real-time polymerase chain reaction system to traditional culture in determining group B streptococcus colonization. Am J Obstet Gynecol. 2007;197(4):388.e1–4.
Article
CAS
Google Scholar
Alfa MJ, Sepehri S, De Gagne P, Helawa M, Sandhu G, Harding GKM. Real-time PCR assay provides reliable assessment of Intrapartum carriage of group B streptococcus. J Clin Microbiol. 2010;48(9):3095–9.
Article
PubMed
PubMed Central
Google Scholar
Beigverdi R, Jabalameli F, Mirsalehian A, Hantoushzadeh S, Boroumandi S, Taherikalani M, et al. Virulence factors, antimicrobial susceptibility and molecular characterization of Streptococcus agalactiae isolated from pregnant women. Acta Microbiol Immunol Hung. 2014;61(4):425–34.
Article
CAS
PubMed
Google Scholar
Eskandarian N, Ismail Z, Neela V, van Belkum A, Desa MNM, Amin NS. Antimicrobial susceptibility profiles, serotype distribution and virulence determinants among invasive, non-invasive and colonizing Streptococcus agalactiae (group B streptococcus) from Malaysian patients. Eur J Clin Microbiol Infect Dis Off Publ Eur Soc Clin Microbiol. 2015;34(3):579–84.
Article
CAS
Google Scholar
Maeland JA, Brakstad OG, Bevanger L, Krokstad S. Distribution and expression of bca, the gene encoding the c alpha protein, by Streptococcus agalactiae. J Med Microbiol. 2000;49(2):193–8.
Article
CAS
PubMed
Google Scholar
Manning SD, Ki M, Marrs CF, Kugeler KJ, Borchardt SM, Baker CJ, et al. The frequency of genes encoding three putative group B streptococcal virulence factors among invasive and colonizing isolates. BMC Infect Dis. 2006;6:116.
Article
PubMed
PubMed Central
CAS
Google Scholar
Persson E, Berg S, Bevanger L, Bergh K, Valsö-Lyng R, Trollfors B. Characterisation of invasive group B streptococci based on investigation of surface proteins and genes encoding surface proteins. Clin Microbiol Infect. 2008;14(1):66–73.
Article
CAS
PubMed
Google Scholar
Oviedo P, Pegels E, Laczeski M, Quiroga M, Vergara M. Phenotypic and genotypic characterization of Streptococcus agalactiae in pregnant women. First study in a province of Argentina. Braz J Microbiol Publ Braz Soc Microbiol. 2013;44(1):253–8.
Article
CAS
Google Scholar
Jedrzejas MJ, Chantalat L. Structural studies of streptococcus agalactiae hyaluronate lyase. Acta Crystallogr D Biol Crystallogr. 2000;56(Pt 4):460–3.
Article
CAS
PubMed
Google Scholar
Xue G, Yu L, Li S, Shen X. Intranasal immunization with GBS surface protein sip and ScpB induces specific mucosal and systemic immune responses in mice. FEMS Immunol Med Microbiol. 2010;58(2):202–10.
Article
CAS
PubMed
Google Scholar
Li S, Taylor KB, Kelly SJ, Jedrzejas MJ. Vitamin C inhibits the enzymatic activity ofStreptococcus pneumoniae hyaluronate Lyase. J Biol Chem. 2001;276(18):15125–30.
Article
CAS
PubMed
Google Scholar
Lachenauer CS, Creti R, Michel JL, Madoff LC. Mosaicism in the alpha-like protein genes of group B streptococci. Proc Natl Acad Sci U S A. 2000;97(17):9630–5.
Article
CAS
PubMed
PubMed Central
Google Scholar
Dmitriev A, Hu YY, Shen AD, Suvorov A, Yang YH. Chromosomal analysis of group B streptococcal clinical strains; bac gene-positive strains are genetically homogenous. FEMS Microbiol Lett. 2002;208(1):93–8.
Article
CAS
PubMed
Google Scholar
Wang P, Ma Z, Tong J, Zhao R, Shi W, Yu S, et al. Serotype distribution, antimicrobial resistance, and molecular characterization of invasive group B streptococcus isolates recovered from Chinese neonates. Int J Infect Dis. 2015;37:115–8.
Article
PubMed
Google Scholar
Matsubara K, Nishiyama Y, Katayama K, Yamamoto G, Sugiyama M, Murai T, et al. Change of antimicrobial susceptibility of group B streptococci over 15 years in Japan. J Antimicrob Chemother. 2001;48(4):579–82.
Article
CAS
PubMed
Google Scholar
Teatero S, Ferrieri P, Martin I, Demczuk W, McGeer A, Fittipaldi N. Serotype distribution, population structure, and antimicrobial resistance of group B streptococcus strains recovered from colonized pregnant women. J Clin Microbiol. 2017;55(2):412–22.
Article
CAS
PubMed
PubMed Central
Google Scholar
Tor-Udom S, Tor-Udom P, Hiriote W. The prevalence of streptococcus agalactiae (group B) colonization in pregnant women at Thammasat hospital. J Med Assoc Thail Chotmaihet Thangphaet. 2006;89(4):411–4.
Google Scholar
Mbanga J, Mudzana R. Virulence factors and antibiotic resistance patterns of uropathogenic Escherichia coli. Afr J Microbiol Res. 2014;8(43):3678–86.
Article
CAS
Google Scholar
CLSI, editor. Performance standards for antimicrobial susceptibility testing. 27th ed. CLSI supplement M100. Wayne: Clinical and Laboratory Standards Institute; 2017.
Google Scholar
Simoes JA, Aroutcheva AA, Heimler I, Faro S. Antibiotic resistance patterns of group B streptococcal clinical isolates. Infect Dis Obstet Gynecol. 2004;12(1):1–8.
Article
CAS
PubMed
PubMed Central
Google Scholar
Manning SD, Pearlman MD, Tallman P, Pierson CL, Foxman B. Frequency of antibiotic resistance among group B streptococcus isolated from healthy college students. Clin Infect Dis. 2001;33(12):e137–9.
Article
CAS
PubMed
Google Scholar
Chohan L, Hollier LM, Bishop K, Kilpatrick CC. Patterns of antibiotic resistance among group B streptococcus isolates: 2001–2004. Infect Dis Obstet Gynecol. 2006;2006 [cited 2020 May 7]. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1581469/.
Chopra I, Roberts M. Tetracycline antibiotics: mode of action, applications, molecular biology, and epidemiology of bacterial resistance. Microbiol Mol Biol Rev. 2001;65(2):232–60.
Article
CAS
PubMed
PubMed Central
Google Scholar
Teatero S, McGeer A, Li A, Gomes J, Seah C, Demczuk W, et al. Population structure and antimicrobial resistance of invasive serotype IV group B streptococcus, Toronto, Ontario, Canada. Emerg Infect Dis. 2015;21(4):585–91.
Article
CAS
PubMed
PubMed Central
Google Scholar
Elikwu CJ, Oduyebo OO, Anorlu RI, Konig B. Antibiotic susceptibility/resistant gene profiles of group B streptococci isolates from pregnant women in a tertiary institution in Nigeria. J Clin Sci. 2016;13(3):132–6.
Article
Google Scholar
Boswihi SS, Udo EE, Al-Sweih N. Serotypes and antibiotic resistance in group B streptococcus isolated from patients at the maternity hospital, Kuwait. J Med Microbiol. 2012;61(Pt 1):126–31.
Article
CAS
PubMed
Google Scholar
Capanna F, Emonet SP, Cherkaoui A, Irion O, Schrenzel J, Martinez de Tejada B. Antibiotic resistance patterns among group B streptococcus isolates: implications for antibiotic prophylaxis for early-onset neonatal sepsis. Swiss Med Wkly. 2013;143:w13778.
PubMed
Google Scholar
Matani C, Trezzi M, Matteini A, Catalani C, Messeri D, Catalani C. Streptococcus agalactiae: prevalence of antimicrobial resistance in vaginal and rectal swabs in Italian pregnant women. Infez Med Riv Period Eziologia Epidemiol Diagn Clin E Ter Delle Patol Infett. 2016;24(3):217–21.
Google Scholar
Dela Cruz WP, Richardson JY, Broestler JM, Thornton JA, Danaher PJ. Rapid determination of macrolide and Lincosamide resistance in group B streptococcus isolated from vaginal-rectal swabs. Infect Dis Obstet Gynecol. 2007;2007 [cited 2018 Aug 23]. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1939917/.
Gygax SE, Schuyler JA, Kimmel LE, Trama JP, Mordechai E, Adelson ME. Erythromycin and clindamycin resistance in group B streptococcal clinical isolates. Antimicrob Agents Chemother. 2006;50(5):1875–7.
Article
CAS
PubMed
PubMed Central
Google Scholar
Kresken M, Henrichfreise B, Bagel S, Brauers J, Wiedemann B. High prevalence of the ermB gene among erythromycin-resistant Streptococcus pneumoniae isolates in Germany during the winter of 2000-2001 and in vitro activity of Telithromycin. Antimicrob Agents Chemother. 2004;48(8):3193–5.
Article
CAS
PubMed
PubMed Central
Google Scholar
Roberts MC, Sutcliffe J, Courvalin P, Jensen LB, Rood J, Seppala H. Nomenclature for macrolide and macrolide-lincosamide-streptogramin B resistance determinants. Antimicrob Agents Chemother. 1999;43(12):2823–30.
Article
CAS
PubMed
PubMed Central
Google Scholar
Pinto TCA, Costa NS, de Corrêa ABA, de Oliveira ICM, de Mattos MC, Rosado AS, et al. Conjugative transfer of resistance determinants among human and bovine Streptococcus agalactiae. Braz J Microbiol. 2014;45(3):785–9.
Article
CAS
PubMed
PubMed Central
Google Scholar
Shabayek S, Abdalla S. Macrolide- and tetracycline-resistance determinants of colonizing group B streptococcus in women in Egypt. J Med Microbiol. 2014;63(Pt 10):1324–7.
Article
PubMed
CAS
Google Scholar
Gao J, Yu F-Q, Luo L-P, He J-Z, Hou R-G, Zhang H-Q, et al. Antibiotic resistance of Streptococcus agalactiae from cows with mastitis. Vet J Lond Engl 1997. 2012;194(3):423–4.
CAS
Google Scholar
Brenciani A, Bacciaglia A, Vecchi M, Vitali LA, Varaldo PE, Giovanetti E. Genetic elements carrying erm(B) in streptococcus pyogenes and association with tet(M) tetracycline resistance gene. Antimicrob Agents Chemother. 2007;51(4):1209–16.
Article
CAS
PubMed
PubMed Central
Google Scholar
Cochetti I, Tili E, Vecchi M, Manzin A, Mingoia M, Varaldo PE, et al. New Tn916-related elements causing erm(B)-mediated erythromycin resistance in tetracycline-susceptible pneumococci. J Antimicrob Chemother. 2007;60(1):127–31.
Article
CAS
PubMed
Google Scholar
Zhang L, Levy K, Trueba G, Cevallos W, Trostle J, Foxman B, et al. Effects of selection pressure and genetic association on the relationship between antibiotic resistance and virulence in Escherichia coli. Antimicrob Agents Chemother. 2015;59(11):6733–40.
Article
CAS
PubMed
PubMed Central
Google Scholar
Lindahl G, Stålhammar-Carlemalm M, Areschoug T. Surface proteins of Streptococcus agalactiae and related proteins in other bacterial pathogens. Clin Microbiol Rev. 2005;18(1):102–27.
Article
CAS
PubMed
PubMed Central
Google Scholar