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Terminated Phase 1 Interventional Results available

Phase 1 Study of Shattuck Labs (SL)-172154 in Subjects With MDS or AML

ClinicalTrials.gov ID: NCT05275439

Public ClinicalTrials.gov record NCT05275439. 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 Sep 10, 2026, 12:32 PM EDT

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

Official title

An Open-Label Phase 1a/1b Dose Escalation and Expansion Cohort Study of SL-172154 (SIRPα-Fc-CD40L) in Combination With Azacitidine or With Azacitidine and Venetoclax for the Treatment of Subjects With Higher-Risk Myelodysplastic Syndrome (MDS) or Acute Myeloid Leukemia (AML)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

SL03-Old Hundred(OHD)-104 is designed as a Phase 1a/1b open label, trial to evaluate the safety, pharmacokinetics (PK), pharmacodynamic (PD), and preliminary efficacy of SL-172154 monotherapy as well as in combination with azacitidine or in combination with Azacitidine and Venetoclax.

Study identification

NCT ID
NCT05275439
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 1
Lead sponsor
Shattuck Labs, Inc.
Industry
Enrollment
106 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
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
Mar 16, 2022
Primary completion
Feb 5, 2025
Completion
Feb 5, 2025
Last update posted
Mar 17, 2026

2022 – 2025

United States locations

U.S. sites
16
U.S. states
13
U.S. cities
16
Facility City State ZIP Site status
City of Hope Duarte California 91010
UCLA Medical Center-Bowyer Oncology Center Los Angeles California 90095
Yale Cancer Center New Haven Connecticut 06510
Moffitt Cancer Center Tampa Florida 33612
The University of Chicago Chicago Illinois 60637
Norton Cancer Institute Louisville Kentucky 40202
Dana-Farber Cancer Institute Boston Massachusetts 02215
University of Michigan Ann Arbor Michigan 48109
START Midwest Grand Rapids Michigan 49546
Roswell Park Comprehensive Cancer Center Buffalo New York 14263
University of North Carolina, Lineberger Comprehensive Cancer Center Chapel Hill North Carolina 27599
University of Cincinnati Medical Center Cincinnati Ohio 45219
UPMC Hillman Cancer Center Pittsburgh Pennsylvania 15232
Baylor Scott & White Research Institute Dallas Texas 75246
MD Anderson Cancer Center Houston Texas 77030
VCU Massey Cancer Center Richmond Virginia 23219

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

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 7 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05275439, 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 Mar 17, 2026 · Synced Sep 10, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05275439 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →