The study of relationship between intratumoral/bile microbiome and chemoresistance/prognosis in patients with biliary tract cancer

The study of relationship between intratumoral/bile microbiome and chemoresistance/prognosis in patients with biliary tract cancer - The study of relationship between intratumoral/bile microbiome and chemoresistance/prognosis in patients with biliary tract cancer

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000050587

Enrollment

Registered

2023-03-24

Start date

2023-02-21

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Biliary tract cancer

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: (1) patients who undergo palliative chemotherapy (2) patients who underwent ERCP rerated procedure (3) patients who were diagnosed of biliary tract cancer by pathological analyses

Exclusion criteria

Exclusion criteria: (1) combination with other malignancies (2) cholangitis at sample collection (3) unclear about history of antibiotic use within 3 months at sample collection (4) unsuitable for inclusion at the discretion of the physician

Design outcomes

Primary

Measure	Time frame
Relationship between intratumoral microbiome and progression-free survival in patients with biliary tract cancer	—

Countries

Japan

Contacts

Public ContactRyo Sugiura

Hokkaido University Faculty of Medicine and Graduate School of Medicine Department of Gastroenterology and Hepatology

rsugiura-hok@umin.ac.jp011-716-1161

Outcome results