Musser lab Publications


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:

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, Y & Musser, JM 2016, Infection and Immunity, vol 84, no. 7, pp. 2086-2093.

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:

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:

A single amino acid replacement in the sensor kinase lias contributes to a carrier phenotype in group a streptococcus
Flores, AR, Jewell, BE, Yelamanchili, D, Olsen, RJ & Musser, JM 2015, Infection and Immunity, vol 83, no. 11, pp. 4237-4246. DOI:

Phosphorylation events in the multiple gene regulator of group A Streptococcus significantly influence global gene expression and virulence
Sanson, M, Makthal, N, Gavagan, M, Cantu, C, Olsen, RJ, Musser, JM & Kumaraswami, M 2015, Infection and Immunity, vol 83, no. 6, pp. 2382-2395. 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, Eurosurveillance, vol 20, no. 18.

Natural variant of collagen-like protein a in serotype M3 group a Streptococcus increases adherence and decreases invasive potential
Flores, AR, Jewell, BE, Versalovic, EM, Olsen, RJ, Bachert, BA, Lukomski, S & Musser, JM 2015, Infection and Immunity, vol 83, no. 3, pp. 1122-1129. DOI:

PBP2a mutations causing high-level ceftaroline resistance in clinical methicillin-resistant Staphylococcus aureus isolates
Long, SW , Olsen, RJ, Mehta, SC, Palzkill, T, Cernoch, PL, Perez, KK, Musick, WL, Rosato, AE & Musser, JM 2014, Antimicrobial Agents and Chemotherapy, vol 58, no. 11, pp. 6668-6674. DOI:

Precisely modulated pathogenicity island interference with late phage gene transcription
Ram, G, Chen, J, Ross, HF, Novick, RP & Musser, JM 2014, Proceedings of the National Academy of Sciences of the United States of America, vol 111, no. 40, pp. 14536-14541. DOI: