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Intratumoral Injections of LL37 for Melanoma

Plain-language guide to NCT02225366: phase 1, phase 2 interventional trial of LL-37 (cathelicidin), 4 participants. Who took part, design and what was measured.

Key Facts

Registry ID
NCT02225366
Phase
phase 1, phase 2
Status
completed
Start
2015-07-08
Completion (planned or actual)
2020-11-24
Participants
4 (actual)
Design
na, open label (everyone knows who gets what), treatment
Conditions studied
Melanoma
Results posted
yes

What This Study Did, in Plain Language

What Was Tested

The trial (phase 1, phase 2) is built around LL-37 (cathelicidin).

Researchers also want to learn if LL37 can stimulate the immune system to help control the disease.

It had 1 arm (groups): Intra-Tumoral Injection of LL37 (experimental).

The registry classes the interventions as biological and other.

More on the Plan

Study Drug Administration: One (1) time a week for 8 weeks, LL37 will be injected into 2-4 tumors.

The injections will be done in the clinic.

Study Visits: Within 1 week before your first study drug injection: * You will have a physical exam. * You will have a punch biopsy of a tumor.

Your private areas will be covered (as much as possible), and a picture of your face will not be taken unless there are tumors on your face.

Who Took Part

The registry lists 4 actual participants took part.

It was open to people of any sex aged from 18 years with no upper age limit.

Healthy volunteers were not accepted; participants needed the condition being studied.

Examples of who could join: Age greater than or equal to 18 years. Clinical performance status of ECOG 0-2 within 30 days of signing informed consent. Platelet count greater than or equal to 100,000/mm\^3. Serum ALT and AST less than three times the upper limit of normal. Seronegative for HIV antibody.

The full record lists 11 inclusion and 8 exclusion criteria; among the exclusions: active autoimmune disease requiring disease modifying therapy; concurrent systemic steroid therapy; any form of active primary or secondary immunodeficiency.

How the Study Was Run

It was run as a single-group and open-label study.

Being open-label, the LL-37 (cathelicidin) study did not mask who received what.

Everyone received the same intervention, so there was no separate comparison group inside the trial.

It started in 2015-07-08 with completion listed for 2020-11-24.

It ran at 1 site in United States.

Its stated primary purpose is treatment.

What Was Measured

It also tracked 1 secondary outcome, for example Number of Participants With Antitumor Immune Response of Intra-Tumoral Injection of LL37.

What This Means in Plain Language

Put simply, this is a phase 1, phase 2 trial of LL-37 (cathelicidin) in 4 people.

Its size is small, so on its own it can only give an early look.

The trial is marked completed; results are posted on the registry, and this page does not restate them.

More context: the LL-37 (cathelicidin) compound page, all human trials.

Our Notes on the Compound

LL-37 (cathelicidin): The body's own antimicrobial peptide, described as the strongest of its class.

Related Pages

Source: ClinicalTrials.gov record. This explanation is written by PeptideWhiz from the public record. For research and education only. Not medical advice; no dosing information is given.