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Lawson Lab personnel

  • Danyah Al-Khamis

    Danyah Al-Khamis

    Academic Role: Research technician

    Danyah joined the lab in 2025 after receiving her B.S. and M.S. in Molecular and Cellular Biology from Johns Hopkins University. Danyah works with Masahiro Shin on studies relating to lymphatic development and the role of Rasa1. 

  • Abby Concannon

    Abby Concannon

    Academic Role: Research technician - aquatics

    Abby graduated from University of New Hampshire in 2020 and obtained her Masters degree in Biology from University of New Brunswick in 2025. Abby joined the Lawson Lab in 2026 and is currently responsible for overseeing zebrafish stocks, line maintenance, and supporting generation of new transgenic and mutant lines.      

  • Liz Crowley

    Liz Crowley

    Academic Role: Postdoc

    Liz received her BS in Biology from University of Massachusetts, Amherst in 2011 and her PhD from Worcester Polytechnic Institute. After a short postdoc at WPI, Liz joined the Lawson Lab in 2026, where she is working on the role of transcription factors in defining pericyte identity. 

  • Nathan Lawson

    Nathan Lawson

    Academic Role: PI

    Nathan received his B.S. in Zoology from the University of Rhode Island in 1994 and his PhD from Yale in Biology in 1999. After a postdoc at National Institutes of Health, he joined the UMass Chan Medical School in 2002.  He is currently a Professor in the Department of Molecular, Cell, and Cancer Biology.

  • Greg Nielsen

    Greg Nielsen

    Academic Role: Postdoc

    Greg received his PhD in Chemical Engineering in 2024 from the University of Minnesota and joined the Lawson Lab in 2025. Greg is using his expertise in yeast surface display to optimize an antibody specific to the mutant form of GNAQ found in patients with Sturge-Weber syndrome. Greg is currently funded through the Transdisciplinary Training Grant in Cardiovascular Research. 

  • Sarah Oikemus

    Sarah Oikemus, PhD

    Academic Role: Research Scientist

    Sarah received her Ph.D. from the UMass Chan Medical School and joined the Lawson lab in 2020. Sarah's current projects focus on optimizing conditions for targeted knock-in in the zebrafish genome. She is also working on cell-based and zebrafish models for Sturge-Weber Syndrome.

  • Masahiro Shin

    Masahiro Shin, PhD

    Academic Role: Assistant Professor

    Masahiro received his Ph.D. from the Tokyo Metropolitan University in Japan. He has been funded in the Lawson Lab by fellowships from the the Japan Society for the Promotion of Science and the Uehara Memorial Foundation. He is currently studying lymphatic development in the zebrafish.

    See Masa's Lawson Lab publications