Gut bacteria may signal gallbladder cancer risk

NCT ID NCT07635745

First seen Jun 10, 2026 · Last updated Jun 10, 2026

Summary

This study aimed to confirm if three types of bacteria found in stool samples are linked to a higher risk of gallbladder cancer in South American patients with gallstones. Researchers analyzed stool samples from 120 patients, some with gallstones and some with gallbladder cancer, to see if the earlier findings held true. The goal was to better understand the connection between gut bacteria and cancer risk.

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Contacts and locations

Locations

  • Caja Nacional de Seguro Social Cochabamba, Complejo Hospitalario Viedma, Instituto Gastroenterológico

    Cochabamba, Bolivia

  • Hospital Dr. Hernán Henriquez Aravena, Complejo Asistencial Padre las Casas, Hospital Regional de Talca, Hospital Regional de Concepción, Hospital Regional de Arica

    Talca, Chile

  • Instituto Regional de Enfermedades Neoplasicas del Sur (IREN SUR), Hospital Regional Honorio Delgado Espinoza, Hospital Goyeneche Arequipa, Hospital Regional Manuel Nuñez Butron-Puno

    Arequipa, Peru

  • Statistical Genetics Research Group, Institute of Medical Biometry, University of Heidelberg

    Heidelberg, Germany

Conditions

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Conditions inferred from the trial description

These were inferred from the trial's summary, not listed by the trial registrant.