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Correlation Between Gut Microbiota and Neoadjuvant Therapy Response in Breast Cancer: A Prospective Cohort Study

Correlation Between Gut Microbiota and Neoadjuvant Therapy Response in Breast Cancer: A Prospective Cohort Study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600119183
Enrollment
Unknown
Registered
2026-02-24
Start date
2026-03-01
Completion date
Unknown
Last updated
2026-03-02

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

Conditions

Breast cancer

Interventions

Observation group (breast cancer patients):None

Sponsors

Peking University Shenzhen Hospital
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 70 Years

Inclusion criteria

Inclusion criteria: 1.Female patients diagnosed with breast cancer via histopathological examination; 2.Aged between 18 and 70 years; 3.Scheduled to receive standard neoadjuvant therapy (chemotherapy, targeted therapy, or combination immunotherapy); 4.Understand the study content and voluntarily sign the written informed consent form.

Exclusion criteria

Exclusion criteria: 1.Use of systemic antibiotics or oral probiotic/prebiotic preparations within 4 weeks prior to enrollment; 2.History of severe active intestinal diseases (e.g., inflammatory bowel disease, chronic diarrhea, etc.);

Design outcomes

Primary

MeasureTime frame
Pathological Complete Response, pCR;

Secondary

MeasureTime frame
Objective response rate on imaging;Treatment-related adverse events;Progression-free survival;

Countries

China

Contacts

Public ContactXingyu Zhou

Peking University Shenzhen Hospital

zhouxy995@outlook.com+86 755 83923333

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Mar 14, 2026