12 Participants Needed

MT218 Injection for Prostate Cancer

DM
Overseen ByDavid M Schuster, MD
Age: 18+
Sex: Male
Trial Phase: Phase 1 & 2
Sponsor: Molecular Theranostics LLC
No Placebo GroupAll trial participants will receive the active study treatment (no placebo)

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial explores the effectiveness of the MT218 injection (a Gd(HP-DO3A) conjugated peptide) in enhancing MRI scans to identify prostate cancer in patients scheduled for prostate removal. The study aims to determine the optimal dose of MT218 for these scans. Men with a confirmed Gleason score between 8 and 10 for prostate cancer, who have undergone an MRI and a biopsy, and can remain still for an MRI, might be suitable candidates. This trial could enhance how doctors visualize prostate cancer, potentially leading to better treatment decisions. As a Phase 1, Phase 2 trial, this research focuses on understanding the treatment's function in people and measuring its effectiveness in an initial, smaller group, offering participants a chance to contribute to groundbreaking advancements in prostate cancer imaging.

Will I have to stop taking my current medications?

The trial information does not specify whether you need to stop taking your current medications. However, if you are taking any MRI contrast agents, you must not have received them within 48 hours before or 24 hours after the MT218 injection.

Is there any evidence suggesting that MT218 injection is likely to be safe for humans?

Research has shown that MT218, a special agent used in MRI scans, is well-tolerated by healthy men. Studies have found that MT218 appears safe, as participants did not report any major side effects. This suggests MT218 is generally safe for people.

In early tests, MT218 demonstrated strong properties important for its effectiveness and safety. It also showed higher uptake in prostate cancer cells, potentially improving imaging of these cells.

Since this trial is in its early stages, it focuses on testing safety and determining the right dose. While some uncertainty remains about the treatment, the results so far are encouraging regarding safety.12345

Why are researchers excited about this trial?

Most treatments for prostate cancer involve hormone therapy, surgery, radiation, or chemotherapy. But MT218 is different because it is delivered as a single intravenous injection while using advanced MR imaging to monitor its effects. Researchers are excited about MT218 because it introduces a new approach by varying doses to determine optimal levels for effectiveness, potentially improving precision in treatment. The use of MRI during administration could also provide real-time insights into how the treatment interacts with cancer cells, offering a more tailored therapy option. This method sets MT218 apart from current standards that often require longer courses of treatment and less precise monitoring.

What evidence suggests that MT218 injection might be an effective treatment for prostate cancer?

Research shows that the MT218 injection, which trial participants will receive, holds promise for detecting aggressive prostate cancer. Studies indicate that MT218 enhances MRI images more effectively than standard methods, aiding in the identification of aggressive tumors. The drug binds well to prostate cancer cells, making them more visible in scans. Additionally, MT218 distinguishes between aggressive and less severe prostate cancers. These features suggest that MT218 could significantly improve the identification and treatment of prostate cancer.12567

Who Is on the Research Team?

DS

David Schuster, MD

Principal Investigator

Emory University

Are You a Good Fit for This Trial?

This trial is for men with prostate cancer who are scheduled to have their prostate removed. It's an early-phase study, so they're looking for people who haven't had this kind of imaging before.

Inclusion Criteria

Patients must be able to provide written informed consent
My kidney function is good, with a GFR over 60 mL/min.
I can stay still for an MRI scan.
See 1 more

Exclusion Criteria

Patients with uni- or bilateral hip prosthesis
Patients with contraindications for MRI including implantable pace makers, cochlear implants
Is determined by the investigator that the patient is clinically unsuitable for the study
See 10 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks

Treatment

Participants receive a single intravenous injection of MT218 and undergo MR imaging

1 day
1 visit (in-person)

Follow-up

Participants are monitored for safety and effectiveness after treatment

up to 3 days
1 visit (in-person)

What Are the Treatments Tested in This Trial?

Interventions

  • MT218 injection
Trial Overview The study tests different doses of a new MRI contrast agent called MT218 to see how well it shows prostate cancer on scans. This is done just before patients have surgery to remove the prostate.
How Is the Trial Designed?
1Treatment groups
Experimental Treatment
Group I: MT218Experimental Treatment1 Intervention

Find a Clinic Near You

Who Is Running the Clinical Trial?

Molecular Theranostics LLC

Lead Sponsor

Trials
1
Recruited
10+

Songqi Gao

Lead Sponsor

Trials
1
Recruited
10+

Emory University

Collaborator

Trials
1,735
Recruited
2,605,000+

Published Research Related to This Trial

In a study using nude mice with human prostate cancer, combining the radiation therapy 90Y-DOTA-peptide-ChL6 with docetaxel resulted in a 67% cure rate, while the combination with paclitaxel achieved a 100% response rate with 20% cures, indicating significant therapeutic synergy.
The addition of these chemotherapy drugs did not increase toxicity compared to radiation therapy alone, suggesting that this combined treatment approach could be safely translated to clinical settings for improved prostate cancer outcomes.
Combined modality radioimmunotherapy for human prostate cancer xenografts with taxanes and 90yttrium-DOTA-peptide-ChL6.O'Donnell, RT., DeNardo, SJ., Miers, LA., et al.[2019]
In a study of 31 men with recurrent prostate cancer, (68)Ga-PSMA-11 PET/CT showed a detection rate of 71%, indicating its efficacy in identifying cancer recurrence, especially in patients with higher PSA levels.
The study found a moderate correlation between PSA levels and both the number of lesions detected and the uptake of the radiotracer in cancerous lesions, suggesting that (68)Ga-PSMA-11 can be a useful tool for monitoring disease progression.
(68)Ga-PSMA-11 dynamic PET/CT imaging in biochemical relapse of prostate cancer.Sachpekidis, C., Eder, M., Kopka, K., et al.[2021]
In a study involving 26 prostate cancer patients (14 with biochemically recurrent and 12 with metastatic hormone-refractory cancer), personalized peptide vaccination successfully enriched T cells reactive to multiple tumor-associated antigens (TAAs) after a 2-week culture period.
The approach demonstrated that priming lymphocytes with TAAs-derived peptides led to the development of polyclonal effector CD8+ T cells, indicating its potential as a viable strategy for T cell immunotherapy in prostate cancer.
Personalized ex vivo multiple peptide enrichment and detection of T cells reactive to multiple tumor-associated antigens in prostate cancer patients.Taborska, P., Stakheev, D., Strizova, Z., et al.[2021]

Citations

Evaluation of Physicochemical Properties, Pharmacokinetics ...MT218 produces robust specific magnetic resonance (MR) contrast enhancement at doses lower than those of the base GBCA in several types of aggressive tumors, ...
MT218 Injection for Prostate CancerThe peptide-drug conjugate showed significantly higher cellular uptake in prostate cancer cells compared to the original drug, and both the conjugate and its ...
MR Molecular Imaging of Extradomain-B Fibronectin for ...MT218 is able to produce robust contrast enhancement in aggressive tumors and differentiate aggressive prostate cancer from low grade tumors in ...
Optimization of ZD2 Peptide Targeted Gd(HP-DO3A) for ...MT218 has a higher T 1 relaxivity than Gd(HP-DO3A) and has demonstrated superior contrast enhancement in aggressive breast and prostate cancers (15,16,(20)(21)( ...
Evaluation of a Targeted Magnetic Resonance Imaging ...Primary outcome measures. Detection of aggressive prostate cancer (Gleason score 8 to 10) using peptide based MRI contrast agent (MT218) with ...
Pharmacokinetics and tolerability of the cancer-targeting MRI ...The aim of this study was to evaluate the pharmacokinetics and safety profile of MT218, a peptide-targeted gadolinium-based contrast agent, in healthy males.
Pharmacokinetics and Tolerability of the Cancer-Targeting ...Objective The aim of this study was to evaluate the pharmacokinetics and safety profile of MT218, a peptide-targeted gadolinium-based ...
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