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NCT04981119Recruiting

Solid Tumor Analysis for HLA Loss of Heterozygosity (LOH) and Apheresis for CAR T- Cell Manufacturing

An Observational Study Obtaining Solid Tumor Tissue From Participants and Apheresis for CAR T-Cell Therapy Manufacturing

Source: ClinicalTrials.gov · Last updated 26 Oct 2026

Brief summary (registry, in English)

Objective: To collect information on how often a solid tumor cancer might lose the Human Leukocyte Antigen (HLA) by next generation sequencing and perform apheresis to collect and store an eligible participant's own T cells for future use to make CAR T-Cell therapy for their disease treatment. Design: This is a non-interventional, observational study to evaluate participants with solid tumors with a high risk of relapse for incurable disease. No interventional therapy will be administered on this study. Some of the information regarding the participant's tumor analysis may be beneficial to management of their disease. Participants that meet all criteria may be enrolled and leukapheresed (blood cells collected). The participant's cells will be processed and stored for potential manufacture of CAR T-cell therapy upon relapse of their cancer.

Status (registry)
Recruiting
Study type
Observational
Enrollment
500 (estimated)
First submitted
19 Jul 2021
Start date
29 Oct 2021
Primary completion date
Dec 2028
Lead sponsor
A2 Biotherapeutics Inc.
NCT number
NCT04981119

What you commit to

  • Study type: Observational
  • Planned participants: 500
  • From 29 Oct 2021 to the primary completion date, Dec 2028
  • 16 sites in 1 country
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Criteria the registry did not label

  • Key Eligibility Criteria (additional criteria may apply) Part 1 Key Inclusion Criteria
  • 1\. Pathologically confirmed solid tumors, e.g., Colorectal Cancer (CRC), Non-Small Cell Lung Cancer (NSCLC), or Pancreatic Cancer (PANC), that is metastatic, unresectable locally advanced, or in the Investigator's opinion the subject is high risk for incurable relapse within two years.
  • Part 1: Key Exclusion Criteria
  • History of any of other malignancy in the past 5 years other than non-melanoma skin carcinoma, low grade localized prostate cancer, superficial bladder cancer, ductal carcinoma in situ (CIS) of the breast, CIS of the Cervix, or Stage I uterine cancer.
  • Prior allogeneic stem cell transplant.
  • Prior solid organ transplant.
    • Part 2 : Key Inclusion Criteria
  • Pathologically confirmed solid tumors, e.g., Colorectal Cancer (CRC), Non-Small Cell Lung Cancer (NSCLC), Pancreatic Cancer (PANC), Mesothelioma, or Ovarian Cancer (OVAC) that is metastatic, unresectable locally advanced, or in the Investigator's opinion the subject is high risk for incurable relapse within two years.
  • Participants are germline HLA-A\*02 heterozygous confirmed by HLA typing.
  • Primary tumor tissue showing LOH of HLA-A\*02 by NGS testing.
  • Eastern Cooperative Oncology Group (ECOG) 0 or 1 performance status.
    • Part 2: Key Exclusion Criteria
  • History of any of other malignancy in the past 5 years other than non-melanoma skin carcinoma, low grade localized prostate cancer, superficial bladder cancer, ductal carcinoma in situ (CIS) of the breast, CIS of the Cervix, or Stage I uterine cancer.
  • Prior allogeneic stem cell transplant.
  • Prior solid organ transplant.
  • Participants who have received any cancer therapy on any investigational therapy for any indication, including but not limited to chemotherapy, small molecules, monoclonal antibodies, or radiotherapy (with bone marrow impact) within 2 weeks of planned apheresis or 3 half-lives, whichever is shorter.
  • Known active bacterial, viral, fungal, mycobacterial, parasitic, or other infection (excluding fungal infections of nail beds) at study enrollment necessitating specific treatment, or any major episode of infection requiring treatment with Intravenous (IV) antimicrobials (e.g., IV antibiotics) or hospitalization (relating to completion of antibiotic course).
  • Has known active central nervous system metastases. Subjects with previously treated brain metastases may participate upon medical monitor agreement.
  • In the Investigator's judgement, any other condition or reason the subject would not complete the required study visits and procedures, and follow up visits, or comply with the study requirements for participation.

Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (16)

Sites in registry order. Save your city in your profile to sort them by distance.

SiteCityCountrySite status
Massachusetts General Hospital/Dana Farber Cancer Institute
Coordinator of this site? Confirm its status
BostonUnited StatesCompleted
The Ohio State University Comprehensive Cancer Center
Coordinator of this site? Confirm its status
ColumbusUnited StatesRecruiting
City of Hope
Coordinator of this site? Confirm its status
DuarteUnited StatesCompleted
Banner Health
Coordinator of this site? Confirm its status
GilbertUnited StatesRecruiting
MD Anderson Cancer Center
Coordinator of this site? Confirm its status
HoustonUnited StatesCompleted
Mayo Clinic- Jacksonville
Coordinator of this site? Confirm its status
JacksonvilleUnited StatesRecruiting
University of California San Diego
Coordinator of this site? Confirm its status
La JollaUnited StatesRecruiting
Vanderbilt University Medical Center
Coordinator of this site? Confirm its status
NashvilleUnited StatesRecruiting
NYU Langone Medical Center
Coordinator of this site? Confirm its status
New YorkUnited StatesRecruiting
Stanford University
Coordinator of this site? Confirm its status
Palo AltoUnited StatesRecruiting
Mayo Clinic Hospital
Coordinator of this site? Confirm its status
PhoenixUnited StatesRecruiting
Mayo Clinic - Rochester
Coordinator of this site? Confirm its status
RochesterUnited StatesRecruiting
UCLA Medical Center
Coordinator of this site? Confirm its status
Santa MonicaUnited StatesRecruiting
Fred Hutchinson Cancer Center
Coordinator of this site? Confirm its status
SeattleUnited StatesRecruiting
Washington University
Coordinator of this site? Confirm its status
St LouisUnited StatesRecruiting
Moffitt Cancer Center
Coordinator of this site? Confirm its status
TampaUnited StatesRecruiting

This page is information, not medical advice. Discuss any trial with your doctor.