Why CRI
- Our Purpose
- Our Approach
- Our Leadership
- About CRI
- Resources
  - Events
  - Blog
  - Media Room
  - Annual Reports
  - FAQs
This is your opportunity to help create a world immune to cancer

Join us and the world’s leading scientists in the pursuit of life saving immunotherapies that will forever change how we treat cancer, from the inside out.

DONATE NOW
Immunotherapy
- Overview
  - Immunotherapy at a Glance
  - Immunotherapy In-Depth
- Resource Center
- Immunotherapy Stories
  - Patients
This is your opportunity to help create a world immune to cancer

Join us and the world’s leading scientists in the pursuit of life saving immunotherapies that will forever change how we treat cancer, from the inside out.

DONATE NOW
Who We Serve
- Scientists
- Patients
This is your opportunity to help create a world immune to cancer

Join us and the world’s leading scientists in the pursuit of life saving immunotherapies that will forever change how we treat cancer, from the inside out.

DONATE NOW
Take Action
- Donate
- Fundraise
- Participate
- Become a Partner
This is your opportunity to help create a world immune to cancer

Join us and the world’s leading scientists in the pursuit of life saving immunotherapies that will forever change how we treat cancer, from the inside out.

DONATE NOW

Why CRI
- Our Purpose
- Our Approach
- Our Leadership
- About CRI
- Resources
  - Events
  - Blog
  - Media Room
  - Annual Reports
  - FAQs
This is your opportunity to help create a world immune to cancer

Join us and the world’s leading scientists in the pursuit of life saving immunotherapies that will forever change how we treat cancer, from the inside out.

DONATE NOW
Immunotherapy
- Overview
  - Immunotherapy at a Glance
  - Immunotherapy In-Depth
- Resource Center
- Immunotherapy Stories
  - Patients
This is your opportunity to help create a world immune to cancer

Join us and the world’s leading scientists in the pursuit of life saving immunotherapies that will forever change how we treat cancer, from the inside out.

DONATE NOW
Who We Serve
- Scientists
- Patients
This is your opportunity to help create a world immune to cancer

Join us and the world’s leading scientists in the pursuit of life saving immunotherapies that will forever change how we treat cancer, from the inside out.

DONATE NOW
Take Action
- Donate
- Fundraise
- Participate
- Become a Partner
This is your opportunity to help create a world immune to cancer

Join us and the world’s leading scientists in the pursuit of life saving immunotherapies that will forever change how we treat cancer, from the inside out.

DONATE NOW

Mark A. Sellmyer, MD, PhD, CRI Lloyd J. Old STAR

University of Pennsylvania

Area of Research: All Cancers

Dr. Mark A. Sellmyer’s interdisciplinary approach combines molecular imaging with chemical biology to create innovative diagnostic and therapeutic tools. His work includes developing radiotracers for cancer imaging and investigating immune cell dynamics in tumors. Dr. Sellmyer’s research aims to provide critical insights into the mechanisms of immunotherapy and enhance clinical cancer care.

Projects and Grants

Combining Molecular Imaging and Translational Chemical Biology to Improve Cancer Immunotherapies

University of Pennsylvania | All cancers | 2024

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