A New Medicine for Cancers with Specific DNA Repair Problems

Therapeutic Potential of a Novel MGMT-Dependent DNA Interstrand Crosslinking Agent in the Treatment of DNA Repair Deficient Cancer

NIH-funded research Yale University · NIH-11169718

This research explores a new medicine called KL-50 that targets cancers with specific DNA repair weaknesses, especially those that no longer respond to common treatments like temozolomide.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionYale University NIH-funded
Lab location1 site (New Haven, United States)
Project IDNIH-11169718 on NIH RePORTER

What this research studies

Many cancers have problems with how they repair their DNA, which can be a weakness we can use to fight them. One important repair system involves a protein called MGMT, and when cancers lack MGMT, they are often more sensitive to certain chemotherapy drugs. However, some cancers become resistant to these drugs, even without MGMT, because of other repair issues. This project focuses on a new drug, KL-50, designed to specifically damage MGMT-deficient cancer cells in a way that overcomes this resistance. We aim to understand how KL-50 works and if it could be a more effective treatment for these challenging cancers.

Who could benefit from this research

Good fit: This research is relevant for patients with cancers that lack the MGMT protein and have developed resistance to standard alkylating chemotherapy drugs like temozolomide.

Not a fit: Patients whose tumors have normal MGMT function or do not have the specific DNA repair defects targeted by this agent would likely not benefit from this particular approach.

Why it matters

Potential benefit: If successful, this new medicine could offer a much-needed treatment option for patients whose cancers have become resistant to current therapies due to specific DNA repair defects.

How similar studies have performed: This project introduces a novel agent, KL-50, that has shown promise in preliminary work by overcoming resistance mechanisms seen with existing drugs like temozolomide.

Where this research is happening

New Haven, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.