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Catherine Koss, MD

Title(s)Assistant Professor, Medicine
SchoolSchool of Medicine
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    Collapse Biography 
    Collapse Education and Training
    Harvard College, Cambridge, MAABBiochemical Sciences
    Northwestern University, Chicago, ILMD
    University of California, San Francisco, San Francisco, CAResidency, Internal Medicine
    University of California, San Francisco, San Francisco, CAFellowship, Infectious Diseases
    University of California, San Francisco, CA2019Diversity, Equity, and Inclusion Champion Training
    Collapse Awards and Honors
    Northwestern University2009John P. Phair Medical Student Award in infectious diseases
    Northwestern University 2009Neil Stone Award for professionalism and compassion in medicine
    University of California, San Francisco2013Chief Fellow, Division of Infectious Diseases
    International AIDS Society2016IAS TB/HIV Research Prize, co-author
    UCSF Center for AIDS Research2016Early Career Award for Excellence in Clinical Research

    Collapse ORNG Applications 
    Collapse Featured Publications
    Collapse Websites

    Collapse Bibliographic 
    Collapse Publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help.
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    1. Olilo WA, Petersen ML, Koss CA, Wafula E, Kwarisiima D, Kadede K, Clark TD, Cohen CR, Bukusi EA, Kamya MR, Charlebois ED, Havlir DV, Ayieko J. Pre-Exposure Prophylaxis (Prep) Uptake among Older Individuals in Rural Western Kenya. J Acquir Immune Defic Syndr. 2019 Aug 30. PMID: 31490343.
      View in: PubMed
    2. Riley ED, Vittinghoff E, Koss CA, Christopoulos KA, Clemenzi-Allen A, Dilworth SE, Carrico AW. Housing First: Unsuppressed Viral Load Among Women Living with HIV in San Francisco. AIDS Behav. 2019 Jul 19. PMID: 31324996.
      View in: PubMed
    3. Havlir DV, Balzer LB, Charlebois ED, Clark TD, Kwarisiima D, Ayieko J, Kabami J, Sang N, Liegler T, Chamie G, Camlin CS, Jain V, Kadede K, Atukunda M, Ruel T, Shade SB, Ssemmondo E, Byonanebye DM, Mwangwa F, Owaraganise A, Olilo W, Black D, Snyman K, Burger R, Getahun M, Achando J, Awuonda B, Nakato H, Kironde J, Okiror S, Thirumurthy H, Koss C, Brown L, Marquez C, Schwab J, Lavoy G, Plenty A, Mugoma Wafula E, Omanya P, Chen YH, Rooney JF, Bacon M, van der Laan M, Cohen CR, Bukusi E, Kamya MR, Petersen M. HIV Testing and Treatment with the Use of a Community Health Approach in Rural Africa. N Engl J Med. 2019 07 18; 381(3):219-229. PMID: 31314966.
      View in: PubMed
    4. Mayer CM, Owaraganise A, Kabami J, Kwarisiima D, Koss CA, Charlebois ED, Kamya MR, Petersen ML, Havlir DV, Jewell BL. Distance to clinic is a barrier to PrEP uptake and visit attendance in a community in rural Uganda. J Int AIDS Soc. 2019 Apr; 22(4):e25276. PMID: 31037845.
      View in: PubMed
    5. Gutierrez J, Guimaraes AO, Lewin-Koh N, Berhanu A, Xu M, Cao Y, Kim J, Yan D, Chang JK, Dinoso JB, Koss CA, Clemenzi-Allen A, Chambers HF, Peck MC, Baruch A, Rosenberger CM. Sustained Circulating Bacterial Deoxyribonucleic Acid Is Associated With Complicated Staphylococcus aureus Bacteremia. Open Forum Infect Dis. 2019 Apr; 6(4):ofz090. PMID: 31024970.
      View in: PubMed
    6. Olilo WO, Petersen ML, Koss CA, Wafula E, Kwarisiima D, Kadede K, Clark TD, Cohen CR, Bukusi EA, Kamya MR, Charlebois ED, Havlir DV, Ayieko J, SEARCH Collaboration.Pre-Exposure Prophylaxis (Prep) Uptake among Older Individuals in Rural Western Kenya. J Acquir Immun Defic Syndr. 2019.
    7. Koss CA, Ayieko J, Mwangwa F, Owaraganise A, Kwarisiima D, Balzer LB, Plenty A, Sang N, Kabami J, Ruel TD, Black D, Camlin CS, Cohen CR, Bukusi EA, Clark TD, Charlebois ED, Petersen ML, Kamya MR, Havlir DV. Early Adopters of Human Immunodeficiency Virus Preexposure Prophylaxis in a Population-based Combination Prevention Study in Rural Kenya and Uganda. Clin Infect Dis. 2018 Nov 28; 67(12):1853-1860. PMID: 29741594.
      View in: PubMed
    8. Koss CA, Liu AY, Castillo-Mancilla J, Bacchetti P, McHugh C, Kuncze K, Morrow M, Louie A, Seifert S, Okochi H, MaWhinney S, Gandhi M, Anderson PL. Similar tenofovir hair concentrations in men and women after directly observed dosing of tenofovir disoproxil fumarate/emtricitabine: implications for preexposure prophylaxis adherence monitoring. AIDS. 2018 Sep 24; 32(15):2189-2194. PMID: 30212404.
      View in: PubMed
    9. Gandhi M, Bacchetti P, Rodrigues WC, Spinelli M, Koss CA, Drain PK, Baeten JM, Mugo NR, Ngure K, Benet LZ, Okochi H, Wang G, Vincent M. Development and Validation of an Immunoassay for Tenofovir in Urine as a Real-Time Metric of Antiretroviral Adherence. EClinicalMedicine. 2018 Aug-Sep; 2-3:22-28. PMID: 30906930.
      View in: PubMed
    10. Guimaraes AO, Cao Y, Hong K, Mayba O, Peck M, Gutierrez J, Ruffin F, Carrasco-Triguero M, Dinoso JB, Clemenzi-Allen A, Koss CA, Maskarinec S, Chambers HF, Fowler VG, Baruch A, Rosenberger CM. A prognostic model of persistent bacteremia and mortality in complicated S. aureus bloodstream infection. Clin Infect Dis. 2018 Aug 25. PMID: 30165412.
      View in: PubMed
    11. McDonald CR, Conroy AL, Gamble JL, Papp E, Hawkes M, Olwoch P, Natureeba P, Kamya M, Silverman M, Cohan D, Koss CA, Dorsey G, Kain KC, Serghides L. Estradiol Levels Are Altered in Human Immunodeficiency Virus-Infected Pregnant Women Randomized to Efavirenz-Versus Lopinavir/Ritonavir-Based Antiretroviral Therapy. Clin Infect Dis. 2018 Jan 18; 66(3):428-436. PMID: 29136115.
      View in: PubMed
    12. Koss CA, Hosek SG, Bacchetti P, Anderson PL, Liu AY, Horng H, Benet LZ, Kuncze K, Louie A, Saberi P, Wilson CM, Gandhi M. Comparison of Measures of Adherence to Human Immunodeficiency Virus Preexposure Prophylaxis Among Adolescent and Young Men Who Have Sex With Men in the United States. Clin Infect Dis. 2018 Jan 06; 66(2):213-219. PMID: 29020194.
      View in: PubMed
    13. Roh ME, Shiboski S, Natureeba P, Kakuru A, Muhindo M, Ochieng T, Plenty A, Koss CA, Clark TD, Awori P, Nakalambe M, Cohan D, Jagannathan P, Gosling R, Havlir DV, Kamya MR, Dorsey G. Protective Effect of Indoor Residual Spraying of Insecticide on Preterm Birth Among Pregnant Women With HIV Infection in Uganda: A Secondary Data Analysis. J Infect Dis. 2017 12 19; 216(12):1541-1549. PMID: 29029337.
      View in: PubMed
    14. Pintye J, Bacchetti P, Teeraananchai S, Kerr S, Prasitsuebsai W, Singtoroj T, Kuncze K, Louie A, Koss CA, Jin C, Phung N, Horng H, Sohn AH, Gandhi M. Brief Report: Lopinavir Hair Concentrations Are the Strongest Predictor of Viremia in HIV-Infected Asian Children and Adolescents on Second-Line Antiretroviral Therapy. J Acquir Immune Defic Syndr. 2017 12 01; 76(4):367-371. PMID: 28825944.
      View in: PubMed
    15. Saberi P, Neilands TB, Ming K, Johnson MO, Kuncze K, Koss CA, Gandhi M. Strong Correlation Between Concentrations of Antiretrovirals in Home-Collected and Study-Collected Hair Samples: Implications for Adherence Monitoring. J Acquir Immune Defic Syndr. 2017 12 01; 76(4):e101-e103. PMID: 28657913.
      View in: PubMed
    16. Gandhi M, Murnane PM, Bacchetti P, Elion R, Kolber MA, Cohen SE, Horng H, Louie A, Kuncze K, Koss CA, Anderson PL, Buchbinder S, Liu A. Hair levels of preexposure prophylaxis drugs measure adherence and are associated with renal decline among men/transwomen. AIDS. 2017 Oct 23; 31(16):2245-2251. PMID: 28832411.
      View in: PubMed
    17. Natureeba P, Kakuru A, Muhindo M, Ochieng T, Ategeka J, Koss CA, Plenty A, Charlebois ED, Clark TD, Nzarubara B, Nakalembe M, Cohan D, Rizzuto G, Muehlenbachs A, Ruel T, Jagannathan P, Havlir DV, Kamya MR, Dorsey G. Intermittent Preventive Treatment With Dihydroartemisinin-Piperaquine for the Prevention of Malaria Among HIV-Infected Pregnant Women. J Infect Dis. 2017 07 01; 216(1):29-35. PMID: 28329368.
      View in: PubMed
    18. Kajubi R, Huang L, Jagannathan P, Chamankhah N, Were M, Ruel T, Koss CA, Kakuru A, Mwebaza N, Kamya M, Havlir D, Dorsey G, Rosenthal PJ, Aweeka FT. Antiretroviral Therapy With Efavirenz Accentuates Pregnancy-Associated Reduction of Dihydroartemisinin-Piperaquine Exposure During Malaria Chemoprevention. Clin Pharmacol Ther. 2017 Sep; 102(3):520-528. PMID: 28187497.
      View in: PubMed
    19. Koss CA, Bacchetti P, Hillier SL, Livant E, Horng H, Mgodi N, Mirembe BG, Gomez Feliciano K, Horn S, Liu AY, Glidden DV, Grant RM, Benet LZ, Louie A, van der Straten A, Chirenje ZM, Marrazzo JM, Gandhi M. Differences in Cumulative Exposure and Adherence to Tenofovir in the VOICE, iPrEx OLE, and PrEP Demo Studies as Determined via Hair Concentrations. AIDS Res Hum Retroviruses. 2017 08; 33(8):778-783. PMID: 28253024.
      View in: PubMed
    20. Koss CA, Natureeba P, Kwarisiima D, Ogena M, Clark TD, Olwoch P, Cohan D, Okiring J, Charlebois ED, Kamya MR, Havlir DV. Viral Suppression and Retention in Care up to 5 Years After Initiation of Lifelong ART During Pregnancy (Option B+) in Rural Uganda. J Acquir Immune Defic Syndr. 2017 Mar 01; 74(3):279-284. PMID: 27828878.
      View in: PubMed
    21. Gerona R, Wen A, Koss C, Bacchetti P, Gandhi M, Metcalfe J. A multi-analyte panel for non-invasive pharmacokinetic monitoring of second-line anti-tuberculosis drugs. Int J Tuberc Lung Dis. 2016 07; 20(7):991-2. PMID: 27287660.
      View in: PubMed
    22. Gerona R, Wen A, Chin AT, Koss CA, Bacchetti P, Metcalfe J, Gandhi M. Quantifying Isoniazid Levels in Small Hair Samples: A Novel Method for Assessing Adherence during the Treatment of Latent and Active Tuberculosis. PLoS One. 2016; 11(5):e0155887. PMID: 27191185.
      View in: PubMed
    23. Koss CA, Natureeba P, Nyafwono D, Plenty A, Mwesigwa J, Nzarubara B, Clark TD, Ruel TD, Achan J, Charlebois ED, Cohan D, Kamya MR, Havlir DV, Young SL. Brief Report: Food Insufficiency Is Associated With Lack of Sustained Viral Suppression Among HIV-Infected Pregnant and Breastfeeding Ugandan Women. J Acquir Immune Defic Syndr. 2016 Mar 01; 71(3):310-5. PMID: 26397935; PMCID: PMC4752388.
    24. Koss CA, Jarlsberg LG, den Boon S, Cattamanchi A, Davis JL, Worodria W, Ayakaka I, Sanyu I, Huang L. A Clinical Predictor Score for 30-Day Mortality among HIV-Infected Adults Hospitalized with Pneumonia in Uganda. PLoS One. 2015; 10(5):e0126591. PMID: 25962069.
      View in: PubMed
    25. Koss CA, Natureeba P, Mwesigwa J, Cohan D, Nzarubara B, Bacchetti P, Horng H, Clark TD, Plenty A, Ruel TD, Achan J, Charlebois ED, Kamya MR, Havlir DV, Gandhi M. Hair concentrations of antiretrovirals predict viral suppression in HIV-infected pregnant and breastfeeding Ugandan women. AIDS. 2015 Apr 24; 29(7):825-30. PMID: 25985404; PMCID: PMC4438773.
    26. Cohan D, Natureeba P, Koss CA, Plenty A, Luwedde F, Mwesigwa J, Ades V, Charlebois ED, Gandhi M, Clark TD, Nzarubara B, Achan J, Ruel T, Kamya MR, Havlir DV. Efficacy and safety of lopinavir/ritonavir versus efavirenz-based antiretroviral therapy in HIV-infected pregnant Ugandan women. AIDS. 2015 Jan 14; 29(2):183-91. PMID: 25426808; PMCID: PMC4428759.
    27. Koss CA, Natureeba P, Plenty A, Luwedde F, Mwesigwa J, Ades V, Charlebois ED, Clark TD, Achan J, Ruel T, Nzarubara B, Kamya MR, Havlir DV, Cohan D. Risk factors for preterm birth among HIV-infected pregnant Ugandan women randomized to lopinavir/ritonavir- or efavirenz-based antiretroviral therapy. J Acquir Immune Defic Syndr. 2014 Oct 01; 67(2):128-35. PMID: 25072616; PMCID: PMC4414017.
    28. Koss CA, Baras DC, Lane SD, Aubry R, Marcus M, Markowitz LE, Koumans EH. Investigation of metronidazole use during pregnancy and adverse birth outcomes. Antimicrob Agents Chemother. 2012 Sep; 56(9):4800-5. PMID: 22751543.
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    29. Koss CA, Dunne EF, Warner L. A systematic review of epidemiologic studies assessing condom use and risk of syphilis. Sex Transm Dis. 2009 Jul; 36(7):401-5. PMID: 19455075.
      View in: PubMed
    30. Huskamp HA, Donohue JM, Koss C, Berndt ER, Frank RG. Generic entry, reformulations and promotion of SSRIs in the US. Pharmacoeconomics. 2008; 26(7):603-16. PMID: 18563951.
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