New antibody weapon targets stubborn blood cancers
NCT ID NCT04606433
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This early-phase study is testing an experimental drug called GNC-038, a quad-specific antibody designed to attack cancer cells from multiple angles. It is for people with relapsed or refractory non-Hodgkin lymphoma or acute lymphoblastic leukemia who have not responded to other treatments. The main goals are to check the drug's safety, find the right dose, and see if it shrinks tumors.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- GNC-038 (a quad-specific antibody injection)
- What this could lead to
- If successful, this could lead to a new treatment option for people with blood cancers that have not responded to standard therapies.
- What could go wrong
- This is a very early Phase 1 trial with only 47 participants, so it is primarily testing safety and dosing. The antibody may not work well or could cause serious side effects.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
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47 people
The number who actually took part.
- Started
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Nov 2020
- Expected to finish
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Dec 2025
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. The participants could understand and sign the informed consent form, and must participate voluntarily. 2. No gender limit. 3. Age: ≥18 years old. 4. Expected survival time ≥ 3 months. 5. Histologically or cytologically confirmed non-Hodgkin's lymphoma or acute lymphoblastic leukemia. 6. Patients with relapsed refractory non-Hodgkin lymphoma (R/R NHL). Specifically, patients who relapsed for the first time and still progressed during second-line treatment; Patients with relapse after second-line or multiline therapy; Refractory patients showed no remission or progress after full dose and full cycle use of standard or current clinically commonly selected combination therapy regimen, and no remission or progress after replacement of second-line regimen; Patients with relapsed or refractory non-Hodgkin lymphoma who were determined to have no or no other treatments available/intolerant. 7. Relapsed or refractory acute lymphoblastic leukemia (R/R ALL), including: no response after more than 6 weeks of induction chemotherapy, or no response after 2 cycles of induction chemotherapy; A second or more recurrence of bone marrow; Or relapse for the first time after chemotherapy with no remission after at least 1 cycle of salvage therapy; Bone marrow recurrence after autologous stem cell transplantation (auto-HSCT); Patients with relapsed or refractory acute lymphoblastic leukemia were determined to have no or no other treatments/intolerant. 8. Patients with Philadelphia chromosome positive (Ph+) ALL who are intolerant to or fail to treat 1 and/or 2 generation tyrosine kinase inhibitors (TKI), or Ph+ALL who have a T315I mutation, do not require TKI salvage therapy. 9. For patients with NHL, there were measurable lesions in the screening period (lymph node lesions with any length ≥1.5cm or exodal lesions with any length \> 1.0cm); CLL/SLL: peripheral blood leukemia cells ≥5.0×109/L; Or lymph node lesions of any length ≥1.5cm; WM: IgM\> 2 x ULN. 10. For AITL and NK/T lymphoma, a membrane CD3 negative test is required. 11. Physical status score ECOG ≤2 points. 12. The toxicity of previous antitumor therapy has returned to ≤ Class 1 as defined by NCI-CTCAE v5.0 (except for toxicities that the investigators judged to be of no safety risk, such as alopecia, grade 2 peripheral neurotoxicity, and stable hypothyroidism after hormone replacement therapy). 13. The organ function level meets the following requirements: Bone marrow function (for NHL patients only) : without blood transfusion within 7 days prior to screening, without G-CSF (without long-acting rising white needle within 2 weeks), and without drug correction: Absolute neutrophil count (ANC) ≥1.0×109/L (≥0.5×109/L for subjects with bone marrow infiltration); Hemoglobin ≥80 g/L (≥70g/L for subjects with bone marrow infiltration); Platelet count ≥50×109/L; Liver function: Total bilirubin ≤1.5 ULN (Gilbert's syndrome ≤3 ULN), transaminase (AST/ALT) ≤2.5ULN (in subjects with tumor invasive changes in the liver ≤5.0 ULN), and/or alkaline phosphatase ≤5 ULN when not corrected with hepatoprotective drugs within 7 days prior to screening; Renal function: creatinine (Cr) ≤1.5 ULN and creatinine clearance (Ccr) ≥50 ml/min (based on the center's calculation criteria). The investigators judged renal function intact without injury, except that abnormal creatinine index was caused by tumor. Coagulation function: fibrinogen ≥1.5g/L; Activated partial thromboplastin time (APTT) ≤1.5×ULN; Prothrombin time (PT) ≤1.5×ULN. 14. Fertile female subjects or male subjects with fertile partners must use highly effective contraception from 7 days before the first dose until 6 months after the last dose. A fertile female subject must have a negative serum pregnancy test within 7 days prior to initial dosing. 15. The subject is able and willing to comply with visits, treatment plans, laboratory tests, and other study-related procedures as specified in the study protocol. Exclusion Criteria: 1. Live virus vaccine (including attenuated live vaccine) was administered within 28 days prior to administration in this study. 2. Patients who received major surgery within 28 days prior to administration of the drug or planned to undergo major surgery during the study period (except for procedures such as puncture or lymph node biopsy). 3. Defined as ≥ Grade 3 pulmonary diseases according to NCI-CTCAE v5.0; Patients with present or history of interstitial lung disease (ILD). 4. Systemic serious infections occurred within 1 week before screening, including but not limited to severe pneumonia caused by fungi, bacteria and viruses, bacteremia or serious infectious complications. 5. Active tuberculosis. 6. People with active autoimmune disease, or a history of autoimmune disease, Including but not limited to Crohn's disease, ulcerative colitis, systemic lupus erythematosus, sarcoidosis, Wegener syndrome, polyvasculitis granulomatosis, autoimmune hepatitis, systemic sclerosing disease, autoimmune vasculitis, autoimmune neuropathy (Guillain-Barre syndrome), etc. Exceptions include type I diabetes, hypothyroidism stable on hormone replacement therapy (including hypothyroidism caused by autoimmune thyroid disease), psoriasis or vitiligo that does not require systemic therapy, and B-cell autoimmune disease. 7. Non-melanoma skin cancer in situ, superficial bladder cancer in situ, cervical cancer in situ, gastrointestinal intramucosal cancer, breast cancer, localized prostate cancer and other malignant tumors that were combined with other malignant tumors within 5 years prior to the first administration of the drug, and those that had been cured and had not recurred within 5 years were excluded. 8. HBsAg positive; HBcAb positive and HBV-DNA detection ≥ lower limit of detection value; HCV antibody positive and HCV-RNA≥ lower limit of detection value; HIV antibody positive. 9. Poorly controlled hypertension (systolic blood pressure \> 150 mmHg or diastolic blood pressure \> 100 mmHg). 10. A history of severe cardiovascular and cerebrovascular diseases, including but not limited to: severe cardiac rhythm or conduction abnormalities, such as ventricular arrhythmia requiring clinical intervention, degree III atrioventricular block, etc.; At rest, the QT interval was prolonged (QTc \> 450 msec in men or 470msec in women); Acute coronary syndrome, congestive heart failure, aortic dissection, stroke, or other grade 3 or higher cardiovascular and cerebrovascular events occurred within 6 months prior to initial administration; There is heart failure ≥II on the New York Heart Association (NYHA) cardiac function scale. 11. Patients with a history of allergy to recombinant humanized antibodies or to any excipient component of GNC-038. 12. Pregnant or breastfeeding women. 13. Patients with central nervous system invasion. 14. Previous recipients of organ transplantation or allogeneic hematopoietic stem cell transplantation (Allo-HSCT). 15. Autologous hematopoietic stem cell transplantation (AutoHSCT) was performed within 12 weeks prior to initiation of GNC-038 therapy. 16. Immunosuppressants are being used, including but not limited to: cyclosporine, tacrolimus, etc., within 2 weeks prior to treatment with GNC-038; GNC-038 received high doses of glucocorticoids within 2 weeks prior to treatment (longer than 14 days, daily steady dose \> 30mg of prednisone or equal doses of other corticosteroids), except for patients with R/R ALL, Dexamethasone should be symptomatic when R/R ALL patients have more than 50% bone marrow protocells or peripheral protocells ≥15000/μL during the screening period (see 4.6.2 Availability of drugs during the trial). 17. Received radiotherapy within 4 weeks prior to initiation of GNC-038 treatment. 18. Patients with NHL who had received anti-CD20 or anti-CD79B therapy within 4 weeks before starting GNC-038 therapy continued to respond; ALL patients were treated with TKI, anti-CD19 or anti-CD22 within 4 weeks prior to GNC-038 and still responded, and were treated with bonatumab (CD19×CD3) and izumab - oxomicin (CD22-ADC) within 4 weeks prior to treatment. 19. Received chemotherapy and small-molecule targeted therapy within 2 weeks prior to treatment. 20. Received CAR T therapy within 12 weeks prior to initiation of GNC-038 therapy. 21. Participants in any other clinical trial within 4 weeks prior to administration of this trial. 22. Other conditions deemed unsuitable for participation in this clinical trial by the investigator.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Chongqing University Cancer Hospital
Chongqing, Chongqing Municipality, China
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Guangdong Provincial People's Hospital
Guangzhou, Guangdong, China
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Hematology Hospital, Chinese Academy of Medical Sciences
Tianjin, Tianjin Municipality, 300000, China
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Nanfang Hospital of Southern Medical University
Guangzhou, Guangdong, China
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Peking University Third Hospital
Beijing, Beijing Municipality, China
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Shanghai Tongji Hospital
Shanghai, Shanghai Municipality, China
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The First Affiliated Hospital of Chongqing Medical University
Chongqing, Chongqing Municipality, China
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The Second Affiliated Hospital Zhejiang University School of Medicine
Hangzhou, Zhejiang, China
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The Second Hospital of Anhui Medical University
Hefei, Anhui, China
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Xiangya Hospital Central South University
Changsha, Hunan, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Double-Drug attack on Hard-to-Treat lymphomas
- Patient's own t cells engineered to hunt lymphoma in early trial
- Engineered immune cells aim to wipe out stubborn leukemia
- Tweaking donor cells may shield older transplant patients from a dangerous complication
- The immune cells that could make stem cell transplants work better
- Immunotherapy injection tested against Hard-to-Treat childhood lymphoma