Colorado PROFILES, The Colorado Clinical and Translational Sciences Institute (CCTSI)
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Karen Rossmassler

TitleResearch Associate
InstitutionUniversity of Colorado Denver - Anschutz Medical Campus
DepartmentSOM-Linda Crnic Inst Gen Ops

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    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    1. Wynn EA, Dide-Agossou C, Al Mubarak R, Rossmassler K, Ektnitphong V, Bauman AA, Massoudi LM, Voskuil MI, Robertson GT, Moore CM, Walter ND. Emergence of antibiotic-specific Mycobacterium tuberculosis phenotypes during prolonged treatment of mice. Antimicrob Agents Chemother. 2025 Feb 13; 69(2):e0131024. PMID: 39818957.
      View in: PubMed
    2. Wynn EA, Dide-Agossou C, Mubarak RA, Rossmassler K, Ektnitphong V, Bauman AA, Massoudi LM, Voskuil MI, Robertson GT, Moore CM, Walter ND. Emergence of antibiotic-specific Mycobacterium tuberculosis phenotypes during prolonged treatment of mice. bioRxiv. 2024 Aug 21. PMID: 39229030.
      View in: PubMed
    3. Lyons MA, Obregon-Henao A, Ramey ME, Bauman AA, Pauly S, Rossmassler K, Reid J, Karger B, Walter ND, Robertson GT. Use of multiple pharmacodynamic measures to deconstruct the Nix-TB regimen in a short-course murine model of tuberculosis. Antimicrob Agents Chemother. 2024 05 02; 68(5):e0101023. PMID: 38501805.
      View in: PubMed
    4. Lyons MA, Obregon-Henao A, Ramey ME, Bauman AA, Pauly S, Rossmassler K, Reid J, Karger B, Walter ND, Robertson GT. Use of Multiple Pharmacodynamic Measures to Deconstruct the Nix-TB Regimen in a Short-Course Murine Model of Tuberculosis. bioRxiv. 2023 Nov 11. PMID: 37986955.
      View in: PubMed
    5. Wynn EA, Dide-Agossou C, Reichlen M, Rossmassler K, Al Mubarak R, Reid JJ, Tabor ST, Born SEM, Ransom MR, Davidson RM, Walton KN, Benoit JB, Hoppers A, Loy DE, Bauman AA, Massoudi LM, Dolganov G, Strong M, Nahid P, Voskuil MI, Robertson GT, Moore CM, Walter ND. Transcriptional adaptation of Mycobacterium tuberculosis that survives prolonged multi-drug treatment in mice. mBio. 2023 Dec 19; 14(6):e0236323. PMID: 37905920.
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    6. Walter ND, Ernest JP, Dide-Agossou C, Bauman AA, Ramey ME, Rossmassler K, Massoudi LM, Pauly S, Al Mubarak R, Voskuil MI, Kaya F, Sarathy JP, Zimmerman MD, Dartois V, Podell BK, Savic RM, Robertson GT. Lung microenvironments harbor Mycobacterium tuberculosis phenotypes with distinct treatment responses. Antimicrob Agents Chemother. 2023 09 19; 67(9):e0028423. PMID: 37565762.
      View in: PubMed
    7. Wynn EA, Dide-Agossou C, Reichlen M, Rossmassler K, Al Mubarak R, Reid JJ, Tabor ST, Born SEM, Ransom MR, Davidson RM, Walton KN, Benoit JB, Hoppers A, Bauman AA, Massoudi LM, Dolganov G, Nahid P, Voskuil MI, Robertson GT, Moore CM, Walter ND. Transcriptional adaptation of drug-tolerant Mycobacterium tuberculosis in mice. bioRxiv. 2023 Mar 08. PMID: 36945388.
      View in: PubMed
    8. Reichlen MJ, Born SEM, Lyons MA, Rossmassler K, Reid J, Robertson GT, Walter ND, Voskuil MI. Standardized RS Ratio Metrics To Assess Tuberculosis Antimicrobial Efficacy and Potency. Antimicrob Agents Chemother. 2023 01 24; 67(1):e0148322. PMID: 36622159.
      View in: PubMed
    9. Rossmassler K, Challacombe JF, De Long SK. Pulling needles out of a haystack: Subtractive Community Metatranscriptomics retrieves anaerobic o-xylene degradation pathway genes out of a mixed microbial culture. J Microbiol Methods. 2022 06; 197:106481. PMID: 35526669.
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    10. Dide-Agossou C, Bauman AA, Ramey ME, Rossmassler K, Al Mubarak R, Pauly S, Voskuil MI, Garcia-Cremades M, Savic RM, Nahid P, Moore CM, Tasneen R, Nuermberger EL, Robertson GT, Walter ND. Combination of Mycobacterium tuberculosis RS Ratio and CFU Improves the Ability of Murine Efficacy Experiments to Distinguish between Drug Treatments. Antimicrob Agents Chemother. 2022 04 19; 66(4):e0231021. PMID: 35311519.
      View in: PubMed
    11. Dide-Agossou C, Rossmassler K, Reid J, Purohit J, Savic RM, Nahid P, Phillips PPJ, Moore CM, Walter ND. MOVER approximated CV: A tool for quantifying precision in ratiometric droplet digital PCR assays. J Pharm Biomed Anal. 2022 Apr 01; 212:114664. PMID: 35192991.
      View in: PubMed
    12. Musisi E, Dide-Agossou C, Al Mubarak R, Rossmassler K, Ssesolo AW, Kaswabuli S, Byanyima P, Sanyu I, Zawedde J, Worodria W, Voskuil MI, Savic RM, Nahid P, Davis JL, Huang L, Moore CM, Walter ND. Reproducibility of the Ribosomal RNA Synthesis Ratio in Sputum and Association with Markers of Mycobacterium tuberculosis Burden. Microbiol Spectr. 2021 10 31; 9(2):e0048121. PMID: 34494858.
      View in: PubMed
    13. Walter ND, Born SEM, Robertson GT, Reichlen M, Dide-Agossou C, Ektnitphong VA, Rossmassler K, Ramey ME, Bauman AA, Ozols V, Bearrows SC, Schoolnik G, Dolganov G, Garcia B, Musisi E, Worodria W, Huang L, Davis JL, Nguyen NV, Nguyen HV, Nguyen ATV, Phan H, Wilusz C, Podell BK, Sanoussi ND, de Jong BC, Merle CS, Affolabi D, McIlleron H, Garcia-Cremades M, Maidji E, Eshun-Wilson F, Aguilar-Rodriguez B, Karthikeyan D, Mdluli K, Bansbach C, Lenaerts AJ, Savic RM, Nahid P, V?squez JJ, Voskuil MI. Mycobacterium tuberculosis precursor rRNA as a measure of treatment-shortening activity of drugs and regimens. Nat Commun. 2021 05 18; 12(1):2899. PMID: 34006838.
      View in: PubMed
    14. Rossmassler K, Snow CD, Taggart D, Brown C, De Long SK. Advancing biomarkers for anaerobic o-xylene biodegradation via metagenomic analysis of a methanogenic consortium. Appl Microbiol Biotechnol. 2019 May; 103(10):4177-4192. PMID: 30968165.
      View in: PubMed
    15. Rossmassler K, Kim S, Broeckling CD, Galloway S, Prenni J, De Long SK. Impact of primary carbon sources on microbiome shaping and biotransformation of pharmaceuticals and personal care products. Biodegradation. 2019 06; 30(2-3):127-145. PMID: 30820709.
      View in: PubMed
    16. Kim S, Rossmassler K, Broeckling CD, Galloway S, Prenni J, De Long SK. Impact of inoculum sources on biotransformation of pharmaceuticals and personal care products. Water Res. 2017 11 15; 125:227-236. PMID: 28865372.
      View in: PubMed
    17. Rossmassler K, Hanson TE, Campbell BJ. Diverse sulfur metabolisms from two subterranean sulfidic spring systems. FEMS Microbiol Lett. 2016 08; 363(16). PMID: 27324397.
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    18. Rossmassler K, Dietrich C, Thompson C, Mikaelyan A, Nonoh JO, Scheffrahn RH, Sillam-Duss?s D, Brune A. Metagenomic analysis of the microbiota in the highly compartmented hindguts of six wood- or soil-feeding higher termites. Microbiome. 2015 Nov 26; 3:56. PMID: 26607965.
      View in: PubMed
    19. Rossmassler K, Engel AS, Twing KI, Hanson TE, Campbell BJ. Drivers of epsilonproteobacterial community composition in sulfidic caves and springs. FEMS Microbiol Ecol. 2012 Feb; 79(2):421-32. PMID: 22092920.
      View in: PubMed
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