PIPages
Labs

Edward Graves

Stanford University, CA·Medicine & Clinical Research

Radiation therapy kills tumors, but it also damages healthy tissue nearby. This limits how much radiation patients can safely receive.

Fields

Medicine & Clinical Research

Biomedical Engineering

Microbiology & Immunology

Topics

radiation oncology

radiotherapy

radiation biology

Grants
2 known grants, through Aug 2027

What they work on

  1. Determine whether loss of the complement receptor C5aR1 broadly protects normal intestine, salivary gland and lung tissue in mice treated with fractionated and hypofractionated radiotherapy.
  2. Define how C5aR1 inhibition protects irradiated tissue, testing an IL-10-dependent mechanism involving CX3CR1+ macrophages that support cell survival and blood-vessel growth.
  3. Test whether C5aR1 inhibition increases IL-10 secretion and dampens NF-κB signaling to enhance killing of colorectal tumor cells by radiation, in cell culture and animal models.
  4. Evaluate clinical-grade C5aR1 inhibitors for protecting normal tissues and sensitizing colorectal tumors to radiotherapy.
  5. Develop artificial intelligence and machine learning methods to automate tumor and tissue segmentation and radiation treatment planning for conformal image-guided small-animal radiotherapy.

More about the research

Widening this "therapeutic window" means making tumors more sensitive while protecting normal organs. That is the shared goal of the program project these two grants belong to. One grant tests a drug target that may do both. The other supplies the precise animal radiation methods the program's experiments depend on.

Why it matters

Patients receiving radiotherapy, including those with colorectal cancer, often suffer radiation injury to the bowel, salivary glands or lungs. Drugs that block the complement receptor C5aR1 could make tumors respond better while sparing these healthy tissues. Better automated planning for animal radiation studies could also make preclinical radiotherapy research more reliable.

Known grants

From NIH and NSF research grants. Labs often have other funding we can't see.

Translational Biology Core

NIH · Sep 2022 – Aug 2027

Project 1: Inhibition of Complement C5aR1 Radioprotects Normal Tissue and Radiosensitizes Tumors

NIH · Sep 2022 – Aug 2027

Closest labs

Brian Marples

University of Rochester, NY·Medicine & Clinical Research

Provide cancer researchers with image-targeted animal irradiation, using dose-volume histogram planning and multiple integrated beams to deliver dose to tumors while sparing normal tissue, paired with confocal and multiphoton microscopy.

Erinn Rankin

Stanford University, CA·Pharmacology

Test whether FTO, an enzyme that removes m6A chemical tags from RNA, drives glutamine rewiring in VHL-deficient kidney cancer by raising levels of SLC1A5, the protein that imports glutamine into cells.

Rongxiao Zhang

University of Missouri-Columbia, MO·Biomedical Engineering

Build beam models for FLASH-capable linear accelerators, the machines that produce the radiation, so planning software can accurately predict the dose that ultra-high dose rate electron beams deliver.

The school

Stanford University: 87 labs on PI Pages, $1.6B a year on research, 739 research doctorates a year.

More about Stanford University

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