Preclinical Development of MGC028, an ADAM9-Targeted, Glycan-Linked, Exatecan-Based Antibody-Drug Conjugate for the Treatment of Solid Cancers.
Juniper A Scribner, Jennifer G Brown, Thomas Son...
https://pubmed.ncbi.nlm.nih.gov/41166694/Actively Recruiting
Led by MacroGenics · Updated on 2026-04-27
124
Participants Needed
7
Research Sites
21 weeks
Total Duration
Researchers are evaluating MGC028, an antibody-drug conjugate targeting ADAM9, in adults with relapsed or refractory advanced solid tumors that cannot be surgically removed or have spread. The study aims to understand the safety, side effects, dose-limiting toxicities, and the maximum tolerated dose of MGC028. It also seeks to determine if MGC028 can shrink or control the progression of these cancers, including types such as non-small cell lung cancer adenocarcinoma, cholangiocarcinoma, pancreatic carcinoma, and colorectal carcinoma. Participants receive MGC028 through intravenous infusions at increasing dose levels every three weeks. The study includes dose escalation cohorts followed by expansion cohorts at the maximum tolerated or maximum administered dose. Treatment is administered in cycles, with dose levels ranging from 1 to 6 and additional expansion cohorts to further evaluate safety and response. During the trial, participants undergo screening to confirm eligibility, regular blood tests for routine and research purposes, and examinations to assess heart and lung function and overall health. Researchers monitor side effects and provide treatment if needed. Tumor status is assessed at regular intervals to evaluate response to MGC028. Outcome measures include the number and types of adverse events over up to 25 months, drug concentration levels in the blood, development of anti-drug antibodies, tumor response rates, duration of response, and changes in ADAM9 expression in tumor samples.
CONDITIONS
A Study of MGC028 in Participants With Advanced Solid Tumors
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MacroGenics
Lead Sponsor
This table compares participation in this trial with other options available for this condition. The information is drawn from published research and the trial’s study details and is provided for educational purposes only.
| Factors | MGC028 (Experimental Therapy) | Current Palliative Systemic Therapy |
|---|---|---|
| What is it? | An investigational antibody-drug conjugate targeting ADAM9, designed to deliver a cytotoxic drug directly to tumor cells in advanced solid cancers. | Standard palliative systemic therapy includes recommended cytotoxic chemotherapy, immune checkpoint inhibitors, or supportive care given after progression following first- and second-line treatments. |
| Role in study | Dose escalation and expansion cohorts received MGC028 to evaluate safety, tolerability, and preliminary antitumor activity in previously treated advanced cancers. | Represents the guideline-recommended approach for patients with disease progression after all appropriate standard therapies. |
| Primary use | Experimental treatment of advanced solid tumors after failure or intolerance of standard therapies. | Palliation: to prolong survival, control symptoms, and support quality of life when cure is not possible after exhausting standard regimens. |
| How is it given or performed? | MGC028 is delivered as an intravenous infusion at escalating doses in sequenced cohorts, with protocol-defined monitoring for safety and response. | Systemic chemotherapy or immunotherapy is given in cycles; regimens, dosing, and schedules depend on the tumor type, prior therapy, and patient performance status. |
| Published evidence status | Early-phase clinical evaluation; published evidence is limited to preclinical studies and ongoing first-in-human exploration. | Well-established in published clinical trials and supported by major guidelines for use after progression on standard lines of therapy. |
| Important limitations | Clinical safety, dosing, and antitumor effectiveness are not yet established in humans. Actual risks and benefits will become clearer as clinical data emerge. | Response rates decline after multiple lines of therapy; side effects of chemotherapy or immunotherapy may impact quality of life and may not provide significant benefit in late-stage settings. |
Disclaimer: This comparison is created with the help of artificial intelligence(AI) and may contain errors or missing information. It is not medical advice and does not mean one option is better or safer than another. Clinical trials are still being studied, and joining a trial is your choice. Please consult your healthcare professional before making any decisions.
You may qualify if you...
You will not qualify if you...
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - Up to approximately 18 weeks through Cycle 6 of treatment
Participants receive MGC028, an antibody-drug conjugate targeted against ADAM9, through intravenous infusions in dose escalation and cohort expansion phases.
Weekly visits for up to 18 weeks
Duration - Up to 2.5 years
Participants are monitored for safety, adverse events, and treatment response after completing treatment with MGC028.
Visits scheduled throughout follow-up period
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
NON_RANDOMIZED
Model
SEQUENTIAL
Primary Purpose
TREATMENT
Number of Arms
9
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Juniper A Scribner, Jennifer G Brown, Thomas Son...
https://pubmed.ncbi.nlm.nih.gov/41166694/MacroGenics
Lead Sponsor