Why small cell lung cancer survives DNA replication stress

Mechanisms of Replication Stress Tolerance in SCLC

NIH-funded research New York University School of Medicine · NIH-11171388

This project looks for the molecular tricks small cell lung cancer (SCLC) uses to tolerate DNA damage so new treatments can help people whose tumors resist chemotherapy.

Quick facts

Grant typeP01 program project
Study typeNIH-funded research
Funding institutionNew York University School of Medicine NIH-funded
Lab location1 site (New York, United States)
Project IDNIH-11171388 on NIH RePORTER

What this research studies

This project studies SCLC cells to map the pathways that let tumors survive high levels of DNA replication stress. Researchers will use lab-grown SCLC cell lines and experimental models to identify replication stress response pathways (including CHK1-related signaling) that protect cancer cells. They will test how these pathways contribute to chemotherapy resistance and search for weaknesses that drugs might exploit. The goal is to point toward targeted approaches that could overcome relapse and chemo-resistance in SCLC.

Who could benefit from this research

Good fit: Ideal candidates are people with small cell lung cancer, especially those with relapsed or chemotherapy-resistant disease who may benefit from new targeted treatments in the future.

Not a fit: People without SCLC (for example, other lung cancer types) or whose tumors do not rely on the identified replication-stress pathways are unlikely to benefit directly from this project.

Why it matters

Potential benefit: If successful, the work could reveal new drug targets that make resistant SCLC tumors more sensitive to existing or novel therapies.

How similar studies have performed: Preclinical work targeting replication stress pathways (such as CHK1 inhibitors) has shown promise in lab models, but translating these findings into effective SCLC treatments has been difficult so far.

Where this research is happening

New York, 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.
Conditions Breast Cancer 2 GeneBreast Cancer Type 2 Susceptibility Gene
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.