Research outputs

  1. 2019
  2. Environmental pH and peptide signaling control virulence of Streptococcus pyogenes via a quorum-sensing pathway

    Do, H., Makthal, N., VanderWal, A. R., Saavedra, M. O., Olsen, R. J., Musser, J. M. & Kumaraswami, M., Jun 13 2019, In : Nature Communications. 10, 1, 2586.

    Research output: Contribution to journalArticle

  3. Integrated analysis of population genomics, transcriptomics and virulence provides novel insights into Streptococcus pyogenes pathogenesis

    Kachroo, P., Eraso, J. M., Beres, S. B., Olsen, R. J., Zhu, L., Nasser, W., Bernard, P. E., Cantu, C. C., Saavedra, M. O., Arredondo, M. J., Strope, B., Do, H., Kumaraswami, M., Vuopio, J., Gröndahl-Yli-Hannuksela, K., Kristinsson, K. G., Gottfredsson, M., Pesonen, M., Pensar, J., Davenport, E. R. & 11 othersClark, A. G., Corander, J., Caugant, D. A., Gaini, S., Magnussen, M. D., Kubiak, S. L., Nguyen, H. A. T., Long, S. W., Porter, A. R., DeLeo, F. R. & Musser, J. M., Mar 1 2019, In : Nature Genetics. 51, 3, p. 548-559 12 p.

    Research output: Contribution to journalArticle

  4. Gene fitness landscape of group A streptococcus during necrotizing myositis

    Zhu, L., Olsen, R. J., Beres, S. B., Eraso, J. M., Saavedra, M. O., Kubiak, S. L., Cantu, C. C., Jenkins, L., Charbonneau, A. R. L., Waller, A. S. & Musser, J. M., Feb 1 2019, In : The Journal of clinical investigation. 129, 2, p. 887-901 15 p.

    Research output: Contribution to journalArticle

  5. Using machine learning to predict antimicrobial MICs and associated genomic features for nontyphoidal Salmonella

    Nguyen, M., Long, S. W., McDermott, P. F., Olsen, R. J., Olson, R., Stevens, R. L., Tyson, G. H., Zhao, S. & Davisa, J. J., Feb 1 2019, In : Journal of Clinical Microbiology. 57, 2, e01260.

    Research output: Contribution to journalArticle

  6. From bench to bedside: Evaluation of AHCC supplementation to modulate the host immunity to clear high-risk human papillomavirus infections

    Smith, J. A., Mathew, L., Gaikwad, A., Rech, B., Burney, M. N., Faro, J. P., Lucci, J. A., Bai, Y., Olsen, R. J. & Byrd, T. T., Jan 1 2019, In : Frontiers in Oncology. 9, MAR, 173.

    Research output: Contribution to journalArticle

  7. HPV status in women with high-grade dysplasia on cervical biopsy and preceding negative HPV tests

    Ge, Y., Mody, R. R., Olsen, R. J., Zhou, H., Luna, E., Armylagos, D., Puntachart, N., Hendrickson, H., Schwartz, M. R. & Mody, D. R., Jan 1 2019, In : Journal of the American Society of Cytopathology.

    Research output: Contribution to journalArticle

  8. 2018
  9. Creutzfeldt astrocytes may be seen in IDH-wildtype glioblastoma and retain expression of DNA repair and chromatin binding proteins

    Ballester, L. Y., Boghani, Z., Baskin, D. S., Britz, G. W., Olsen, R., Fuller, G. N., Powell, S. Z. & Cykowski, M. D., Nov 1 2018, In : Brain Pathology. 28, 6, p. 1012-1019 8 p.

    Research output: Contribution to journalArticle

  10. RocA Has Serotype-Specific Gene Regulatory and Pathogenesis Activities in Serotype M28 Group A Streptococcus

    Bernard, P. E., Kachroo, P., Zhu, L., Beres, S. B., Eraso, J. M., Kajani, Z., Long, S. W., Musser, J. M. & Olsen, R. J., Nov 1 2018, In : Infection and immunity. 86, 11, e00467-18.

    Research output: Contribution to journalArticle

  11. Chlorhexidine bathing and Clostridium difficile infection in a surgical intensive care unit

    Bui, L. N., Swan, J. T., Shirkey, B. A., Olsen, R. J., Long, S. W. & Graviss, E. A., Aug 1 2018, In : The Journal of surgical research. 228, p. 107-111 5 p.

    Research output: Contribution to journalArticle

  12. Human Papillomavirus-Driven Squamous Lesions: High-Risk Genotype Found in Conjunctival Papillomas, Dysplasia, and Carcinoma

    Moyer, A. B., Roberts, J., Olsen, R. J. & Chévez-Barrios, P., Jul 1 2018, In : The American Journal of dermatopathology. 40, 7, p. 486-490 5 p.

    Research output: Contribution to journalArticle

  13. Postpartum Group A Streptococcus Case Series: Reach Out to Infection Prevention!

    Alexander, A. J., Myers, C., Beres, S. B., Olsen, R. J., Musser, J. M. & Mangino, J. E., Jul 2018, In : Open Forum Infectious Diseases. 5, 7, p. ofy159

    Research output: Contribution to journalArticle

  14. Signaling by a conserved quorum sensing pathway contributes to growth ex vivo and oropharyngeal colonization of human pathogen group A streptococcus

    Makthal, N., Do, H., VanderWal, A. R., Olsen, R. J., Musser, J. M. & Kumaraswami, M., May 1 2018, In : Infection and Immunity. 86, 5, e00169-18.

    Research output: Contribution to journalArticle

  15. Next-generation sequencing identifies gene mutations that are predictive of malignancy in residual needle rinses collected from fine-needle aspirations of thyroid nodules

    Fuller, M. Y., Mody, D. R., Hull, A., Pepper, K., Hendrickson, H. & Olsen, R. J., Feb 1 2018, In : Archives of Pathology and Laboratory Medicine. 142, 2, p. 178-183 6 p.

    Research output: Contribution to journalArticle

  16. Developing an in silico minimum inhibitory concentration panel test for Klebsiella pneumonia

    Nguyen, M., Brettin, T., Long, S. W., Musser, J. M., Olsen, R. J., Olson, R., Shukla, M., Stevens, R. L., Xia, F., Yoo, H. & Davis, J. J., Jan 11 2018, In : Scientific Reports. 8, 1, 421.

    Research output: Contribution to journalArticle

  17. Real-time Communication with Health Care Providers through an Online Respiratory Pathogen Laboratory Report

    Christensen, P. A., Olsen, R. J., Perez, K. K., Cernoch, P. L. & Long, S. W., Jan 1 2018, In : Open Forum Infectious Diseases. 5, 12

    Research output: Contribution to journalArticle

  18. Updates in Polycythemia Vera

    Nagrale, V., Olsen, R. J. & Zu, Y., 2018, Precision Molecular Pathology of Myeloid Neoplasms. Chang, C-C. J. & Ohgami, R. (eds.). 1st ed. Switzerland: Springer, Vol. 12. p. 115-139

    Research output: Chapter in Book/Report/Conference proceedingChapter (peer-reviewed)

  19. 2017
  20. Genome sequence analysis of emm89 Streptococcus pyogenes strains causing infections in Scotland, 2010–2016

    Beres, S. B., Olsen, R. J., Saavedra, M. O., Ure, R., Reynolds, A., Lindsay, D. S. J., Smith, A. J. & Musser, J. M., Dec 1 2017, In : Journal of Medical Microbiology. 66, 12, p. 1765-1773 9 p., 000622.

    Research output: Contribution to journalArticle

  21. Pancreas metastases from papillary thyroid carcinoma: A review of the literature

    Davidson, M., Olsen, R. J., Ewton, A. A. & Robbins, R. J., Dec 1 2017, In : Endocrine practice : official journal of the American College of Endocrinology and the American Association of Clinical Endocrinologists. 23, 12, p. 1425-1429 5 p.

    Research output: Contribution to journalReview article

  22. Novel genes required for the fitness of Streptococcus pyogenes in human saliva

    Zhu, L., Charbonneau, A. R. L., Waller, A. S., Olsen, R. J., Beres, S. B. & Musser, J. M., Nov 1 2017, In : mSphere. 2, 6, e00460-17.

    Research output: Contribution to journalArticle

  23. Houston Methodist Variant Viewer: An Application to Support Clinical Laboratory Interpretation of Next-generation Sequencing Data for Cancer

    Christensen, P. A., Ni, Y., Bao, F., Hendrickson, H. L., Greenwood, M., Thomas, J. S., Long, S. W. & Olsen, R. J., Nov 2017, In : Journal of Pathology Informatics. 8, 1, 5 p., A25.

    Research output: Contribution to journalArticle

  24. Whole-genome sequencing of a human clinical isolate of the novel species Klebsiella quasivariicola sp. nov.

    Long, S. W., Linson, S. E., Saavedra, M. O., Cantu, C., Davis, J. J., Brettin, T. & Olsen, R. J., Oct 1 2017, In : Genome Announcements. 5, 42, e01057-17.

    Research output: Contribution to journalArticle

  25. Leaderless secreted peptide signaling molecule alters global gene expression and increases virulence of a human bacterial pathogen

    Do, H., Makthal, N., VanderWal, A. R., Rettel, M., Savitski, M. M., Peschek, N., Papenfort, K., Olsen, R. J., Musser, J. M. & Kumaraswami, M., Sep 18 2017, In : Proceedings of the National Academy of Sciences.

    Research output: Contribution to journalArticle

  26. Emerging multidrug resistance in community-associated Staphylococcus aureus involved in skin and soft tissue infections and nasal colonization

    Lee, G. C., Dallas, S. D., Wang, Y., Olsen, R. J., Lawson, K. A., Wilson, J. & Frei, C. R., Sep 1 2017, In : The Journal of antimicrobial chemotherapy. 72, 9, p. 2461-2468 8 p.

    Research output: Contribution to journalArticle

  27. Wholegenome sequencing of human clinical Klebsiella pneumoniae isolates reveals misidentification and misunderstandings of Klebsiella pneumoniae, Klebsiella variicola, and Klebsiella quasipneumoniae

    Long, S. W., Linson, S. E., Saavedra, M. O., Cantu, C., Davis, J. J., Brettin, T. & Olsen, R. J., Jul 1 2017, In : mSphere. 2, 4, e00290-17.

    Research output: Contribution to journalArticle

  28. Iron efflux by PmtA is critical for oxidative stress resistance and contributes significantly to group A Streptococcus virulence

    VanderWal, A. R., Makthal, N., Pinochet-Barros, A., Helmann, J. D., Olsen, R. J. & Kumaraswami, M., Jun 1 2017, In : Infection and Immunity. 85, 6, e00091-17.

    Research output: Contribution to journalArticle

  29. Increased pilus production conferred by a naturally occurring mutation alters hostpathogen interaction in favor of carriage in Streptococcus pyogenes

    Flores, A. R., Olsen, R. J., Cantu, C., Pallister, K. B., Guerra, F. E., Voyich, J. M. & Musser, J. M., May 1 2017, In : Infection and Immunity. 85, 5, e00949-16.

    Research output: Contribution to journalArticle

  30. Opacification domain of serum opacity factor inhibits beta-hemolysis and contributes to virulence of Streptococcus pyogenes

    Zhu, L., Olsen, R. J. & Musser, J. M., Mar 1 2017, In : mSphere. 2, 2, e00147-17.

    Research output: Contribution to journalArticle

  31. Rapid emergence of a new clone impacts the population at risk and increases the incidence of type emm89 group A Streptococcus invasive disease

    Teatero, S., Coleman, B. L., Beres, S. B., Olsen, R. J., Kandel, C., Reynolds, O., Athey, T. B. T., Musser, J. M., McGeer, A. & Fittipaldi, N., Mar 1 2017, In : Open Forum Infectious Diseases. 4, 2, ofx042.

    Research output: Contribution to journalArticle

  32. A Critical Role of Zinc Importer AdcABC in Group A Streptococcus-Host Interactions During Infection and Its Implications for Vaccine Development

    Makthal, N., Nguyen, K., Do, H., Gavagan, M., Chandrangsu, P., Helmann, J. D., Olsen, R. J. & Kumaraswami, M., Jan 10 2017, (Accepted/In press) In : EBioMedicine.

    Research output: Contribution to journalArticle

  33. Contribution of Secreted NADase and Streptolysin O to the Pathogenesis of Epidemic Serotype M1 Streptococcus pyogenes Infections

    Zhu, L., Olsen, R. J., Lee, J. D., Porter, A. R., DeLeo, F. R. & Musser, J. M., 2017, (Accepted/In press) In : American Journal of Pathology.

    Research output: Contribution to journalArticle

  34. The Case for Laboratory Developed Procedures: Quality and Positive Impact on Patient Care

    Kaul, K. L., Sabatini, L. M., Tsongalis, G. J., Caliendo, A. M., Olsen, R. J., Ashwood, E. R., Bale, S., Benirschke, R., Carlow, D., Funke, B. H., Grody, W. W., Hayden, R. T., Hegde, M., Lyon, E., Murata, K., Pessin, M., Press, R. D. & Thomson, R. B., 2017, In : Academic Pathology. 4

    Research output: Contribution to journalArticle

  35. 2016
  36. Case Series Description and Genomic Characterization of Invasive Group A Streptococcal Infections in Pediatric Patients

    Bard, J. D., Mongkolrattanothai, K., Kachroo, P., Beres, S. & Olsen, R. J., Dec 27 2016, In : Pediatric Infectious Disease Journal.

    Research output: Contribution to journalArticle

  37. 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, J. M., Olsen, R. J., Beres, S. B., Kachroo, P., Porter, A. R., Nasser, W., Bernard, P. E., DeLeo, F. R. & Musser, J. M., Dec 2016, In : Infection and Immunity. 84, 12, p. 3268-3281 14 p.

    Research output: Contribution to journalArticle

  38. A prospective observational cohort study in primary care practices to identify factors associated with treatment failure in Staphylococcus aureus skin and soft tissue infections

    Lee, G. C., Hall, R. G., Boyd, N. K., Dallas, S. D., Du, L. C., Treviño, L. B., Treviño, S. B., Retzloff, C., Lawson, K. A., Wilson, J., Olsen, R. J., Wang, Y. & Frei, C. R., Nov 22 2016, In : Annals of Clinical Microbiology and Antimicrobials. 15, 1, 58.

    Research output: Contribution to journalArticle

  39. Predictors of community-associated Staphylococcus aureus, methicillin-resistant and methicillin-susceptible Staphylococcus aureus skin and soft tissue infections in primary-care settings

    LEE, G. C., HALL Hall, R. G., BOYD, N. K., DALLAS, S. D., DU, L. C., TREVIÑO, L. B., RETZLOFF, C., TREVIÑO, S. B., LAWSON, K. A., WILSON, J. P., Olsen, R. J., WANG, Y. & FREI, C. R., Aug 4 2016, (Accepted/In press) In : Epidemiology and Infection. p. 1-7 7 p.

    Research output: Contribution to journalArticle

  40. Increased use of surgical energy promotes methicillin-resistant Staphylococcus aureus colonization in rabbits following open ventral hernia mesh repair

    Fernandez-Moure, J. S., van Eps, J. L., Peress, L., Cantu, C., Olsen, R. J., Jenkins, L., Cabrera, F. J., Tasciotti, E., Weiner, B. K. & Dunkin, B. J., Jul 7 2016, (Accepted/In press) In : Surgical Endoscopy and Other Interventional Techniques. p. 1-9 9 p.

    Research output: Contribution to journalArticle

  41. Next-generation sequencing of matched primary and metastatic rectal adenocarcinomas demonstrates minimal mutation gain and concordance to colonic adenocarcinomas

    Crumley, S. M., Pepper, K. L., Phan, A. T., Olsen, R. J., Schwartz, M. R. & Portier, B. P., Jun 1 2016, In : Archives of Pathology and Laboratory Medicine. 140, 6, p. 529-535 7 p.

    Research output: Contribution to journalArticle

  42. Intergenic variable-number tandem-repeat polymorphism upstream of rocA alters toxin production and enhances virulence in Streptococcus pyogenes

    Zhu, L., Olsen, R. J., Horstmann, N., Shelburne, S. A., Fan, J., Hu, T. & Musser, J. M., May 2 2016, In : Infection and Immunity. 84, 7, p. 2086-2093 8 p.

    Research output: Contribution to journalArticle

  43. Integrating rapid diagnostics and antimicrobial stewardship in two community hospitals improved process measures and antibiotic adjustment time

    Lockwood, A. M., Perez, K. K., Musick, W. L., Ikwuagwu, J. O., Attia, E., Fasoranti, O. O., Cernoch, P. L., Olsen, R. J. & Musser, J. M., Apr 1 2016, In : Infection Control and Hospital Epidemiology. 37, 4, p. 425-432 8 p.

    Research output: Contribution to journalArticle

  44. Structural and functional analysis of RopB: A major virulence regulator in Streptococcus pyogenes

    Makthal, N., Gavagan, M., Do, H., Olsen, R. J., Musser, J. M. & Kumaraswami, M., Mar 1 2016, In : Molecular Microbiology. 99, 6, p. 1119-1133 15 p.

    Research output: Contribution to journalArticle

  45. Transcriptome remodeling contributes to epidemic disease caused by the human pathogen Streptococcus pyogenes

    Beres, S. B., Kachroo, P., Nasser, W., Olsen, R. J., Zhu, L., Flores, A. R., de la Riva, I., Paez-Mayorga, J., Jimenez, F. E., Cantu, C., Vuopio, J., Jalava, J., Kristinsson, K. G., Gottfredsson, M., Corander, J., Fittipaldi, N., Di Luca, M. C., Petrelli, D., Vitali, L. A., Raiford, A. & 2 othersJenkins, L. & Musser, J. M., 2016, In : mBio. 7, 3, e00403-16.

    Research output: Contribution to journalArticle

  46. 2015
  47. A molecular trigger for intercontinental epidemics of group A Streptococcus

    Zhu, L., Olsen, R. J., Nasser, W., Beres, S. B., Vuopio, J., Kristinsson, K. G., Gottfredsson, M., Porter, A. R., DeLeo, F. R. & Musser, J. M., Sep 1 2015, In : The Journal of clinical investigation. 125, 9, p. 3545-3559 15 p.

    Research output: Contribution to journalArticle

  48. Adhesin competence repressor (AdcR) from Streptococcus pyogenes controls adaptive responses to zinc limitation and contributes to virulence

    Sanson, M., Makthal, N., Flores, A. R., Olsen, R. J., Musser, J. M. & Kumaraswami, M., Sep 1 2015, In : Nucleic acids research. 43, 1, p. 418-432 15 p.

    Research output: Contribution to journalArticle

  49. Haemagglutinin mutations and glycosylation changes shaped the 2012/13 influenza A(H3N2) epidemic, Houston, Texas

    Stucker, K. M., Schobel, S. A., Olsen, R. J., Hodges, H. L., Lin, X., Halpin, R. A., Fedorova, N., Stockwell, T. B., Tovchigrechko, A., Das, S. R., Wentworth, D. E. & Musser, J. M., May 7 2015, In : Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin. 20, 18

    Research output: Contribution to journalArticle

  50. A new ever-evolving paradigm

    Cagle, P. T., Olsen, R. J., Portier, B. P., Takei, H. & Bernard, D. W., Apr 1 2015, In : Archives of Pathology and Laboratory Medicine. 139, 4, p. 446-447 2 p.

    Research output: Contribution to journalArticle

  51. Comparative whole genome sequencing of community-associated methicillin-resistant Staphylococcus aureus sequence type 8 from primary care clinics in a Texas community

    Lee, G. C., Long, S. W., Musser, J. M., Beres, S. B., Olsen, R. J., Dallas, S. D., Nunez, Y. O. & Frei, C. R., Feb 1 2015, In : Pharmacotherapy. 35, 2, p. 220-228 9 p.

    Research output: Contribution to journalArticle

  52. Improving positive blood culture removal time significantly decreases total processing time

    Salazar, E., Divatia, M. K., Cernoch, P. L., Olsen, R. J., Long, S. W., Land, G. A., Davis, J. R. & Musser, J. M., Feb 1 2015, In : Archives of Pathology and Laboratory Medicine. 139, 2, p. 199-203 5 p.

    Research output: Contribution to journalArticle

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