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Terminated No phase listed Observational

Analysis of Letrozole in Patients With Operable Hormone Receptor Positive, HER2 Negative Breast Cancer

ClinicalTrials.gov ID: NCT05447910

Public ClinicalTrials.gov record NCT05447910. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Apr 29, 2026, 8:46 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Comprehensive Single-Cell Transcriptional Analysis of Aromatase Inhibitor-Resistant Breast Cancer

Study identification

NCT ID
NCT05447910
Recruitment status
Terminated
Study type
Observational
Phase
Not listed
Lead sponsor
Mayo Clinic
Other
Enrollment
21 participants

Conditions and interventions

Interventions

  • Biospecimen Collection Procedure

Procedure

Eligibility (public fields only)

Age range
18 Years and older
Sex
Female
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jul 20, 2022
Primary completion
Sep 26, 2023
Completion
Sep 26, 2023
Last update posted
Jun 14, 2025

2022 – 2023

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Mayo Clinic in Florida Jacksonville Florida 32224-9980

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05447910, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jun 14, 2025 · Synced Apr 29, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05447910 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →