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Last Updated: 11/18/24

Special Volunteers

Martin Brechbiel, Ph.D.
David Pistenmaa, M.D., Ph.D.
Rosemary Wong, Ph.D.

Martin Brechbiel, Ph.D.

  • Senior Investigator at NCI with 33 years of experience in bifunctional chelating agents, conjugation chemistry, use of radionuclides (α, β-, β+, γ, Auger emitters) for imaging and targeted therapy with a special emphasis on targeted therapy.

  • Employee of the Radiation Oncology Branch, NCI and retired to Emeritus status in 2017.

Current Projects for RRP

  • Provides advice when requested on bifunctional chelating agents, conjugation chemistry, use of radionuclides (α, β-, β+, γ, Auger emitters) for imaging and targeted therapy as requested by RRP.

David Pistenmaa, M.D., Ph.D.

Professional Background

  • Served 9 years in the U.S. Army Corps of Engineers, which included a two year tour of duty in the Army Nuclear Power Program at the Atomic Energy Agency (now DOE) in Germantown, MD.

  • Radiation Oncologist for 45 years with long-term interest in charged particle radiation therapy; retired in March 2015

  • Employee of NCI when the Radiation Oncology Branch became the Radiation Research Program in the Division of Cancer Treatment (now DCTD) in 1982.

Current Projects for RRP

  • Provide advice when requested on charged particle programs, other radiation therapy, biology and physics activities as assigned by RRP.

Rosemary Wong, Ph.D.

Professional Background

  • Radiation Biologist with over 25 years in vitro/in vivo laboratory experience investigating the combined use of hyperthermia and radiation to improve cancer therapy.

  • Program Director overseeing RRP's Cancer Disparity Research Partnership (CDRP) program to address cancer disparities seen in various racial/ethnic and underserved populations in the US.

  • Health Science Administrator/Program Director in RRP for 17 years; retired in 2016.

Current Projects for RRP

  • Ongoing trainer for RRP staff on use of NIH/NCI databases to carry out job functions.

  • Assist RRP staff on Oncology Outreach projects as needed.

  • Projects as assigned by RRP.

Molecular Radiation Therapeutics Branch