Musser lab Publications


Increased pilus production conferred by a naturally occurring mutation alters hostpathogen interaction in favor of carriage in Streptococcus pyogenes
Flores, AR, Olsen, RJ, Cantu, C, Pallister, KB, Guerra, FE, Voyich, JM & Musser, JM 2017, Infection and Immunity, vol 85, no. 5, e00949-16. DOI:

Interacting networks of resistance, virulence and core machinery genes identified by genome-wide epistasis analysis
Skwark, MJ, Croucher, NJ, Puranen, S, Chewapreecha, C, Pesonen, M, Xu, YY, Turner, P, Harris, SR, Beres, SB, Musser, JM, Parkhill, J, Bentley, SD, Aurell, E & Corander, J 2017, PLoS Genetics, vol 13, no. 2, pp. e1006508. DOI:

Population genomic analysis of 1,777 extended-spectrum beta-lactamase-producing Klebsiella pneumoniae isolates, Houston, Texas: Unexpected abundance of clonal group 307
Long, SW , Olsen, RJ , Eagar, TN , Beres, SB, Zhao, P, Davis, JJ, Brettin, T, Xia, F & Musser, JM 2017, mBio, vol 8, no. 3, e00489-17. DOI:

Contribution of Secreted NADase and Streptolysin O to the Pathogenesis of Epidemic Serotype M1 Streptococcus pyogenes Infections
Zhu, L, Olsen, RJ, Lee, JD, Porter, AR, DeLeo, FR & Musser, JM 2017, American Journal of Pathology. DOI:

Population genomic analysis of 1,777 extended-spectrum beta-lactamase-producing Klebsiella pneumoniae isolates, Houston, Texas: Unexpected abundance of clonal group 307
Long, SW , Olsen, RJ , Eagar, TN , Beres, SB, Zhao, P, Davis, JJ, Brettin, T, Xia, F & Musser, JM 2017, mBio, vol 8, no. 3, e00489-17. DOI:

Genomic Characteristics Behind the Spread of Bacteremic Group A Streptococcus Type emm89 in Finland, 2004-2014
Latronico, F, Nasser, W, Puhakainen, K, Ollgren, J, Hyyryläinen, H-L, Beres, SB, Lyytikäinen, O, Jalava, J, Musser, JM & Vuopio, J 2016, Journal of Infectious Diseases, vol 214, no. 12, pp. 1987-1995. DOI:

Genomic Landscape of Intrahost Variation in Group A Streptococcus: Repeated and Abundant Mutational Inactivation of the fabT Gene Encoding a Regulator of Fatty Acid Synthesis
Eraso, JM, Olsen, RJ, Beres, SB, Kachroo, P, Porter, AR, Nasser, W, Bernard, PE, DeLeo, FR & Musser, JM 2016, Infection and Immunity, vol 84, no. 12, pp. 3268-3281. DOI:

Unique footprint in the scl1.3 locus affects adhesion and biofilm formation of the invasive M3-Type Group A Streptococcus
Bachert, BA, Choi, SJ, LaSala, PR, Harper, TI, McNitt, DH, Boehm, DT, Caswell, CC, Ciborowski, P, Keene, DR, Flores, AR, Musser, JM, Squeglia, F, Marasco, D, Berisio, R & Lukomski, S 2016, Frontiers in Cellular and Infection Microbiology, vol 6, no. AUG, 90. DOI:

Intergenic variable-number tandem-repeat polymorphism upstream of rocA alters toxin production and enhances virulence in Streptococcus pyogenes
Zhu, L, Olsen, RJ, Horstmann, N, Shelburne, SA, Fan, J, Hu, T & Musser, JM 2016, Infection and Immunity, vol 84, no. 7, pp. 2086-2093. DOI:

Integrating rapid diagnostics and antimicrobial stewardship in two community hospitals improved process measures and antibiotic adjustment time
Lockwood, AM, Perez, KK, Musick, WL, Ikwuagwu, JO, Attia, E, Fasoranti, OO, Cernoch, PL, Olsen, RJ & Musser, JM 2016, Infection Control and Hospital Epidemiology, vol 37, no. 4, pp. 425-432. DOI:

Structural and functional analysis of RopB: A major virulence regulator in Streptococcus pyogenes
Makthal, N, Gavagan, M, Do, H, Olsen, RJ, Musser, JM & Kumaraswami, M 2016, Molecular Microbiology, vol 99, no. 6, pp. 1119-1133. DOI:

Transcriptome remodeling contributes to epidemic disease caused by the human pathogen Streptococcus pyogenes
Beres, SB, Kachroo, P, Nasser, W, Olsen, RJ, Zhu, L, Flores, AR, de la Riva, I, Paez-Mayorga, J, Jimenez, FE, Cantu, C, Vuopio, J, Jalava, J, Kristinsson, KG, Gottfredsson, M, Corander, J, Fittipaldi, N, Di Luca, MC, Petrelli, D, Vitali, LA, Raiford, A, Jenkins, L & Musser, JM 2016, mBio, vol 7, no. 3, e00403-16. DOI:


Adhesin competence repressor (AdcR) from Streptococcus pyogenes controls adaptive responses to zinc limitation and contributes to virulence
Sanson, M, Makthal, N, Flores, AR, Olsen, RJ, Musser, JM & Kumaraswami, M 2015, Nucleic Acids Research, vol 43, no. 1, pp. 418-432. DOI:

A molecular trigger for intercontinental epidemics of group A Streptococcus
Zhu, L, Olsen, RJ, Nasser, W, Beres, SB, Vuopio, J, Kristinsson, KG, Gottfredsson, M, Porter, AR, DeLeo, FR & Musser, JM 2015, The Journal of clinical investigation, vol 125, no. 9, pp. 3545-3559. DOI:

Molecular pathogenesis lessons from the world of infectious diseases research
Musser, JM & Deleo, FR 2015, American Journal of Pathology, vol 185, no. 6, pp. 1502-1504. DOI:

Haemagglutinin mutations and glycosylation changes shaped the 2012/13 influenza A(H3N2) epidemic, Houston, Texas
Stucker, KM, Schobel, SA, Olsen, RJ, Hodges, HL, Lin, X, Halpin, RA, Fedorova, N, Stockwell, TB, Tovchigrechko, A, Das, SR, Wentworth, DE & Musser, JM 2015, Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin, vol 20, no. 18.

Comparative whole genome sequencing of community-associated methicillin-resistant Staphylococcus aureus sequence type 8 from primary care clinics in a Texas community
Lee, GC, Long, SW, Musser, JM, Beres, SB, Olsen, RJ, Dallas, SD, Nunez, YO & Frei, CR 2015, Pharmacotherapy, vol 35, no. 2, pp. 220-228. DOI:

Improving positive blood culture removal time significantly decreases total processing time
Salazar, E , Divatia, M, Cernoch, PL, Olsen, RJ, Long, SW, Land, GA, Davis, JR & Musser, JM 2015, Archives of Pathology and Laboratory Medicine, vol 139, no. 2, pp. 199-203. DOI:

The majority of 9,729 group A streptococcus strains causing disease secrete SpeB cysteine protease: Pathogenesis implications
Olsen, RJ, Raghuram, A, Cantu, C, Hartman, MH, Jimenez, FE, Lee, S, Ngo, A, Rice, KA, Saddington, D, Spillman, H, Valson, C, Flores, AR, Beres, SB, Wesley Long, S, Nasser, W & Musser, JM 2015, Infection and Immunity, vol 83, no. 12, pp. 4750-4758. DOI: