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Conference Presentations

  1. Philo, SE, Monteiro S, Fuhrmeister ER, Santos R, Meschke JS. “Antimicrobial resistance in
    wastewater during the late 2020 SARS-CoV-2 peak in two different populations.” Health Related
    Water Microbiology, Darwin, Australia. June 4 – 8, 2023. Poster.

  2. Philo, SE, Campbell J, Ong AQW, Meschke JS. “Validating the Use of CeresNano Nanotrap®
    Magnetic Virus Particles for SARS-CoV-2 Wastewater Surveillance in Seattle.” International
    Society for Food and Environmental Virology Conference, Santiago de Compostela, Spain. May
    16-20, 2022. Poster.

  3. Philo, SE. “Assessing CeresNano Nanotrap® Magnetic Virus Particles for SARS-CoV-2 Wastewater
    Surveillance”. Macherey-Nagel, Case Studies in Wastewater Surveillance: Successful testing
    methods in practice. March 24, 2022. Online Seminar.

  4. Philo, SE. “Skimmed Milk Direct Pellet Extraction.” NSF Research Coordination Network
    Wastewater Surveillance for SARS-CoV-2 Training Videos. May 3, 2021. Video Presentation.

  5. Philo, SE. “SARS-CoV-2 in Seattle Area Wastewater.” NSF Research Coordination Network
    Wastewater Surveillance for SARS-CoV-2 Webinar Series. March 3, 2021. Online Seminar.

  6. Philo, SE. “Wastewater surveillance for SARS-CoV-2”. University of Washington Department of
    Environmental and Occupational Health Sciences Works in Progress Seminar, Seattle, WA, USA.
    October 23, 2020. Presentation.

  7. Philo, SE, Zhou, NA, Fagnant-Sperati, C, Libby, SJ, Lillis, L, Boyle, DS, Meschke, JS. Development
    of a Seeded Biosafe Control Escherichia coli Organism to Validate Salmonella enterica serovar
    Typhi Environmental Surveillance Methods. American Society for Microbiology Microbe Online.
    Summer 2020. Poster.

  8. Philo, SE. “Generation of a Salmonella enterica serovar Typhi Biosafe Organism.” University of
    Washington Department of Environmental and Occupational Health Sciences Research Rotation
    Talks, Seattle, WA, USA, October 11, 2019. Presentation.

  9. Philo, SE, Ha, SJ, Lim, WH, Lim V, Anderson, BD, Gray, GC, Toh, TH. Are Norovirus Infections
    Associated with Exposure to Animals in Sarawak, Malaysia, 11 th Sarawak Research Day, Sibu,
    Sarawak, Malaysia, August 14-15, 2019. Poster. Consolation Prize.

Sarah Philo


Northville, MI


Ph.D. Environmental and Occupational Hygiene, University of Washington, 2023

M.S. Global Health, Duke University, 2018

B.S. Biological Sciences, University of Notre Dame, 2016

Current Research

Antimicrobial resistance and potable water reuse


  1. Philo SE, De León KB, Noble RT, Zhou NA, Alghafri R, Bar-Or I, Darling A, D'Souza N, Hachimi O, Kaya D, Kim S, Gaardbo Kuhn K, Layton BA, Mansfeldt C, Oceguera B, Radniecki TS, Ram JL, Saunders LP, Shrestha A, Stadler LB, Steele JA, Stevenson BS, Bibby K, Boehm AB, Halden RU, Delgado Vela J. Wastewater surveillance for bacterial targets: current challenges and future goals. Appl Environ Microbiol. 2023 Dec 15:e0142823. doi: 10.1128/aem.01428-23. Epub ahead of print. PMID: 38099657.

  2. Philo SE, Zhou NA, Lillis LM, Raghava V, Abraham D, Kumar V, Kumar N, Rigby J, Harrison JC, Fagnant-Sperati CF, Kossik AL, Ong AQW, Swanstrom R, Burnor E, Demeke B, Beck NK, Shirai JH, Libby SJ, Boyle DS, Feasey N, Kang G, Meschke JS. Development, confirmation, and application of a seeded Escherichia coli process control organism to validate Salmonella
    enterica serovar Typhi environmental surveillance methods. Submitted to PLoS One August 2023.

  3. Philo SE, Ha SJ, Lim WH, Anderson BD, Gray GC, Toh TH. Norovirus Infections and Association with Animal Exposure in Sarawak, Malaysia. Asia Pacific Journal of Pediatrics and Child Health. 2022;5: June.

  4. Delgado Vela J, McClary-Gutierrez JS, Al-Faliti M, Allan V, Arts P, Barbero R, Bell C, D; Souza N, Bakker K, Kaya D, Gonzalez R, Harrison K, Kannoly S, Keenum I, Li L, Pecson B, Philo SE, Schneider R, Schussman MK, Shrestha A, Stadler LB, Wigginton KR, Boehm A, Halden RU, Bibby K. Impact of Disaster Research on the Development of Early Career Researchers:
    Lessons Learned from the Wastewater Monitoring Pandemic Response Efforts. Environ Sci Technol. 2022 Apr 19;56(8):4724-4727. doi: 10.1021/acs.est.2c01583. Epub 2022 Apr 7. PMID: 35389620; PMCID: PMC9016772.

  5. Philo SE, Ong AQW, Keim EK, Swanstrom R, Kossik AL, Zhou NA, Beck NK, Meschke JS. Development and Validation of the Skimmed Milk Pellet Extraction Protocol for SARS-CoV-2 Wastewater Surveillance. Food and Environmental Virology. 2022 Feb 10; 1-9. doi: 10.1007/s12560-022-09512-5 PMID – 35143035.

  6. Philo SE, Keim EK, Swanstrom R, Ong AQW, Burnor EA, Kossik AL, Harrison JC, Demeke BA, Zhou NA, Beck NK, Shirai JH, Meschke JS. A comparison of SARS-CoV-2 wastewater concentration methods for environmental surveillance. Science of The Total Environment. 2021;760:144215. doi:10.1016/j.scitotenv.2020.144215 PMID - 33340739

  7. Philo SE, Anderson BD, Henshaw N, Lewis SS, Reynolds JM, Jayakumar J, Su YCF, Gray GC. Adenovirus Type 21 Outbreak Among Lung Transplant Patients at a Large Tertiary Care Hospital. Open Forum Infect Dis. 2018 Jul 31;5(8):ofy188. doi: 10.1093/ofid/ofy188. eCollection 2018 Aug.

  8. Borkenhagen LK, Mallinson KA, Tsao RW., Ha SJ, Lim WH, Toh TH, Anderson BD, Fieldhouse JK, Philo SE, Chong KS, Lindsley WG, Ramirez A, Lowe JF, Coleman KK, Gray GC. Surveillance for Respiratory and Diarrheal Pathogens at the Human-Pig Interface in Sarawak, Malaysia. PLoS One 13(7), Public Library of Science, 2018.

  9. Choi JY, Zemke J, Philo SE, Bailey ES, Yondon M, Gray GC. Aerosol Sampling in a Hospital Emergency Room Setting: A Complementary Surveillance Method for the Detection of Respiratory Viruses. Front Public Health. 14 June, 2018

Fun Facts 
Sarah has been singing with different choirs since high school and has been to over 20 national parks!

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