Ellen Stein
Academic Project Manager 1
Medicine
School of Medicine

Education & Training

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• MPH Population & Family Health Columbia University
• BA Anthropology Pitzer College

Interests

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• HIV Prevention
• People who use drugs
• Harm Reduction
• Female sex workers
• Hepatitis C viral infection
• Clinical Trials

Publications (45)

Top publication keywords:
Hepatitis C, ChronicSubstance Abuse, IntravenousDrug UsersSex OffensesCambodiaHIV InfectionsPatient ComplianceAmphetaminesSex WorkSex WorkersHepatitis CHepatitis C AntibodiesViral Hepatitis VaccinesAmphetamine-Related DisordersUnsafe Sex

• Optimal hepatitis C treatment adherence patterns and sustained virologic response among people who inject drugs: The HERO study.
  Journal of hepatology 2024 Heo M, Norton BL, Pericot-Valverde I, Mehta SH, Tsui JI, Taylor LE, Lum PJ, Feinberg J, Kim AY, Arnsten JH, Sprecht-Walsh S, Page K, Murray-Krezan C, Anderson J, Litwin AH, HERO Study Group
• A Video-Observed Treatment Strategy to Improve Adherence to Treatment Among Persons Who Inject Drugs Infected With Hepatitis C Virus: Qualitative Study of Stakeholder Perceptions and Experiences.
  Journal of medical Internet research 2023 Karasz A, Merchant K, Arnsten J, Feinberg J, Kim AY, Lum PJ, McKee MD, Mehta SH, Meissner P, Norton BL, Page K, Pericot-Valverde I, Singh R, Stein E, Taylor LE, Tsui JI, Wagner K, Litwin A
• Protocol for a randomized controlled trial in Cambodian individuals with PTSD: Trauma-Informed Treatment Algorithms for Advancing Novel Outcomes (Project TITAN).
  Contemporary clinical trials 2023 Mannarino JA, Carrico AW, Ean N, Bruce S, Vandermause R, Kryah R, Stein E, Bertram J, Shom V, Paul RH
• The experience of re-infection among people who inject drugs successfully treated for hepatitis C.
  Journal of substance use and addiction treatment 2023 Karasz A, Merchant K, Singh R, Thomas A, Borsuk C, McKee D, Duryea P, Kim AY, Mehta S, Norton BL, Page K, Pericot-Valverde I, Sedillo S, Stein ES, Taylor LE, Tsui J, Litwin A
• Patient-centred models of hepatitis C treatment for people who inject drugs: a multicentre, pragmatic randomised trial.
  The lancet. Gastroenterology & hepatology 2022 Litwin AH, Lum PJ, Taylor LE, Mehta SH, Tsui JI, Feinberg J, Kim AY, Norton BL, Heo M, Arnsten J, Meissner P, Karasz A, Mckee MD, Ward JW, Johnson N, Pericot-Valverde I, Agyemang L, Stein ES, Thomas A…

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• Treatment for hepatitis C virus with direct acting antiviral agents: Perspectives and treatment experiences of people who inject drugs.
  Journal of substance abuse treatment 2022 Karasz A, Singh R, McKee MD, Merchant K, Kim AY, Page K, Pericot-Valverde I, Stein ES, Taylor LE, Wagner K, Litwin AH
• Randomized Trial of a Vaccine Regimen to Prevent Chronic HCV Infection.
  The New England journal of medicine 2021 Page K, Melia MT, Veenhuis RT, Winter M, Rousseau KE, Massaccesi G, Osburn WO, Forman M, Thomas E, Thornton K, Wagner K, Vassilev V, Lin L, Lum PJ, Giudice LC, Stein E, Asher A, Chang S, Gorman R, …
• Joint effects of alcohol and stimulant use disorders on self-reported sexually transmitted infections in a prospective study of Cambodian female entertainment and sex workers.
  International journal of STD & AIDS 2020 Evans JL, Couture MC, Carrico A, Stein ES, Muth S, Phou M, Aynar L, Song N, Chhit S, Neak Y, Maher L, Page K
• SARS-CoV-2-Specific T Cells Exhibit Phenotypic Features of Helper Function, Lack of Terminal Differentiation, and High Proliferation Potential.
  Cell reports. Medicine 2020 Neidleman J, Luo X, Frouard J, Xie G, Gill G, Stein ES, McGregor M, Ma T, George AF, Kosters A, Greene WC, Vasquez J, Ghosn E, Lee S, Roan NR
• SARS-CoV-2-specific T cells exhibit unique features reflecting robust helper function, lack of terminal differentiation, and high proliferative potential.
  bioRxiv : the preprint server for biology 2020 Neidleman J, Luo X, Frouard J, Xie G, Gill G, Stein ES, McGregor M, Ma T, George A, Kosters A, Greene WC, Vasquez J, Ghosn E, Lee S, Roan NR
• Research with Marginalized Communities: Challenges to Continuity During the COVID-19 Pandemic.
  AIDS and behavior 2020 Sevelius JM, Gutierrez-Mock L, Zamudio-Haas S, McCree B, Ngo A, Jackson A, Clynes C, Venegas L, Salinas A, Herrera C, Stein E, Operario D, Gamarel K
• Syndemic Psychosocial Health Conditions Associated with Recent Client-Perpetrated Violence Against Female Entertainment and Sex Workers in Cambodia.
  Archives of sexual behavior 2020 Couture MC, Evans JL, Draughon Moret J, Stein ES, Muth S, Phou M, Len A, Ngak S, Sophal C, Neak Y, Carrico AW, Maher L, Page K
• Who's that SMARTgirl? Reaching Cambodian Female Entertainment and Sex Workers with HIV Prevention Services.
  AIDS and behavior 2020 Lee JY, Page K, Stein E, Evans JL, Sokunny M, Maly P, Sophal C, Ngak S, Maher L, Carrico AW
• Cluster randomized stepped-wedge trial of a multi-level HIV prevention intervention to decrease amphetamine-type stimulants and sexual risk in Cambodian female entertainment and sex workers.
  Drug and alcohol dependence 2019 Page K, Carrico AW, Stein E, Evans J, Sokunny M, Maly P, Sophal C, Neak Y, Ngak S, McCulloch C, Maher L
• Structural interventions and social suffering: Responding to amphetamine-type stimulant use among female entertainment and sex workers in Cambodia.
  The International journal on drug policy 2018 Coupland H, Page K, Stein E, Carrico A, Evans J, Dixon T, Sokunny M, Phou M, Maher L
• Proportion and predictors of loss to follow-up in a longitudinal cohort study of female entertainment and sex workers in Cambodia.
  International journal of STD & AIDS 2018 Chhim S, Chhea C, Sopheab H, Mathers BM, Kaldor J, Evans JL, Stein ES, Carrico A, Muth S, Song N, Maher L, Page K
• High pregnancy incidence and low contraceptive use among a prospective cohort of female entertainment and sex workers in Phnom Penh, Cambodia.
  BMC pregnancy and childbirth 2018 Duff P, Evans JL, Stein ES, Page K, Maher L, Young Women’s Health Study Collaborative
• HIV treatment cascade among female entertainment and sex workers in Cambodia: impact of amphetamine use and an HIV prevention program.
  Addiction science & clinical practice 2017 Muth S, Len A, Evans JL, Phou M, Chhit S, Neak Y, Ngak S, Stein ES, Carrico AW, Maher L, Page K
• High prevalence of unhealthy alcohol use and comparison of self-reported alcohol consumption to phosphatidylethanol among women engaged in sex work and their male clients in Cambodia.
  Drug and alcohol dependence 2016 Couture MC, Page K, Sansothy N, Stein E, Vun MC, Hahn JA
• Protocol of a cluster randomised stepped-wedge trial of behavioural interventions targeting amphetamine-type stimulant use and sexual risk among female entertainment and sex workers in Cambodia.
  BMJ open 2016 Page K, Stein ES, Carrico AW, Evans JL, Sokunny M, Nil E, Ngak S, Sophal C, McCulloch C, Maher L
• Evaluation of Kenya's readiness to transition from sentinel surveillance to routine HIV testing for antenatal clinic-based HIV surveillance.
  BMC infectious diseases 2016 Sirengo M, Rutherford GW, Otieno-Nyunya B, Kellogg TA, Kimanga D, Muraguri N, Umuro M, Mirjahangir J, Stein E, Ndisha M, Kim AA
• Qualitative research and implementation science: Informing the acceptability and implementation of a trial of a conditional cash transfer intervention designed to reduce drug use and HIV risk.
  Methodological innovations 2016 Crewe Dixon T, Stein E, Ngak S, Srean C, Maly P, Sokunny M, Carrico A, Page K, Maher L
• The impact of violence on sex risk and drug use behaviors among women engaged in sex work in Phnom Penh, Cambodia.
  Drug and alcohol dependence 2016 Draughon Moret JE, Carrico AW, Evans JL, Stein ES, Couture MC, Maher L, Page K, Young Women's Health Study Collaborative
• Behavioral interventions for Cambodian female entertainment and sex workers who use amphetamine-type stimulants.
  Journal of behavioral medicine 2016 Carrico AW, Nil E, Sophal C, Stein E, Sokunny M, Yuthea N, Evans JL, Ngak S, Maher L, Page K
• Pharmacology, physiology and performance: occupational drug use and HIV risk among female entertainment and sex workers in Cambodia.
  Harm reduction journal 2015 Dixon TC, Ngak S, Stein E, Carrico A, Page K, Maher L
• Conflicting Rights: How the Prohibition of Human Trafficking and Sexual Exploitation Infringes the Right to Health of Female Sex Workers in Phnom Penh, Cambodia.
  Health and human rights 2015 Maher L, Dixon T, Phlong P, Mooney-Somers J, Stein E, Page K
• Human papillomavirus knowledge, vaccine acceptance, and vaccine series completion among female entertainment and sex workers in Phnom Penh, Cambodia: the Young Women's Health Study.
  International journal of STD & AIDS 2014 Wadhera P, Evans JL, Stein E, Gandhi M, Couture MC, Sansothy N, Sichan K, Maher L, Kaldor J, Page K, YWHS Collaborative
• Testing for amphetamine-type stimulant (ATS) use to ascertain validity of self-reported ATS use among young female sex workers in Cambodia.
  Drug and Alcohol Dependence 2014 Vannda Kab, E. Jennifer, S. Neth, E. Stein, M. Claude-Couture, L. Maher, K. Page
• Effectiveness of structural-level needle/syringe programs to reduce HCV and HIV infection among people who inject drugs: a systematic review.
  AIDS and behavior 2013 Abdul-Quader AS, Feelemyer J, Modi S, Stein ES, Briceno A, Semaan S, Horvath T, Kennedy GE, Des Jarlais DC
• Sex work and HIV in Cambodia: trajectories of risk and disease in two cohorts of high-risk young women in Phnom Penh, Cambodia.
  BMJ open 2013 Page K, Stein E, Sansothy N, Evans J, Couture MC, Sichan K, Cockroft M, Mooney-Somers J, Phlong P, Kaldor J, Maher L, Young Women's Health Study Collaborative*
• Biomarker validation of recent unprotected sexual intercourse in a prospective study of young women engaged in sex work in Phnom Penh, Cambodia.
  Sexually transmitted diseases 2013 Evans JL, Couture MC, Stein ES, Sansothy N, Maher L, Page K, Young Women’s Health Study Collaborative
• Condom negotiation across different relationship types by young women engaged in sex work in Phnom Penh, Cambodia.
  Global public health 2013 Maher L, Mooney-Somers J, Phlong P, Couture MC, Kien SP, Stein E, Bates AJ, Sansothy N, Page K, Young Women's Health Study Collaborative
• Cervical human papillomavirus infection among young women engaged in sex work in Phnom Penh, Cambodia: prevalence, genotypes, risk factors and association with HIV infection.
  BMC infectious diseases 2012 Couture MC, Page K, Stein ES, Sansothy N, Sichan K, Kaldor J, Evans JL, Maher L, Palefsky J
• Testing for amphetamine-type stimulant (ATS) use to ascertain validity of self-reported ATS use among young female sex workers in Cambodia.
  Addiction science & clinical practice 2012 Kab V, Evans J, Sansothy N, Stein E, Claude-Couture M, Maher L, Page K, Young Women's Study Collaborative
• Selling sex in unsafe spaces: sex work risk environments in Phnom Penh, Cambodia.
  Harm reduction journal 2011 Maher L, Mooney-Somers J, Phlong P, Couture MC, Stein E, Evans J, Cockroft M, Sansothy N, Nemoto T, Page K, Young Women's Health Study Collaborative
• Correlates of amphetamine-type stimulant use and associations with HIV-related risks among young women engaged in sex work in Phnom Penh, Cambodia.
  Drug and alcohol dependence 2011 Couture MC, Evans JL, Sothy NS, Stein ES, Sichan K, Maher L, Page K
• Young women engaged in sex work in Phnom Penh, Cambodia, have high incidence of HIV and sexually transmitted infections, and amphetamine-type stimulant use: new challenges to HIV prevention and risk.
  Sexually transmitted diseases 2011 Couture MC, Sansothy N, Sapphon V, Phal S, Sichan K, Stein E, Evans J, Maher L, Kaldor J, Vun MC, Page K
• Are young injection drug users ready and willing to participate in preventive HCV vaccine trials?
  Vaccine 2010 Levy V, Evans JL, Stein ES, Davidson PJ, Lum PJ, Hahn JA, Page K
• Validation of AIDS-related mortality in Botswana.
  Journal of the International AIDS Society 2009 Taffa N, Will JC, Bodika S, Packel L, Motlapele D, Stein E, Roels TH, Kennedy G, Shenaaz el-H
• Predictors of injection drug use cessation and relapse in a prospective cohort of young injection drug users in San Francisco, CA (UFO Study).
  Drug and alcohol dependence 2009 Evans JL, Hahn JA, Lum PJ, Stein ES, Page K
• Sexual behavior among men who have sex with women, men, and Hijras in Mumbai, India--multiple sexual risks.
  AIDS and behavior 2006 Hernandez AL, Lindan CP, Mathur M, Ekstrand M, Madhivanan P, Stein ES, Gregorich S, Kundu S, Gogate A, Jerajani HR
• Alcohol use by men is a risk factor for the acquisition of sexually transmitted infections and human immunodeficiency virus from female sex workers in Mumbai, India.
  Sexually transmitted diseases 2005 Madhivanan P, Hernandez A, Gogate A, Stein E, Gregorich S, Setia M, Kumta S, Ekstrand M, Mathur M, Jerajani H, Lindan CP
• Hepatitis B virus immunization among young injection drug users in San Francisco, Calif: the UFO Study.
  American journal of public health 2003 Lum PJ, Ochoa KC, Hahn JA, Page Shafer K, Evans JL, Moss AR, UFO Study
• Gender differences in sexual and injection risk behavior among active young injection drug users in San Francisco (the UFO Study).
  Journal of urban health : bulletin of the New York Academy of Medicine 2003 Evans JL, Hahn JA, Page-Shafer K, Lum PJ, Stein ES, Davidson PJ, Moss AR
• Hepatitis C virus seroconversion among young injection drug users: relationships and risks.
  The Journal of infectious diseases 2002 Hahn JA, Page-Shafer K, Lum PJ, Bourgois P, Stein E, Evans JL, Busch MP, Tobler LH, Phelps B, Moss AR