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matrixyl in vitro n preclinical 2026-04-26 EuropePMC

Novel Peptide Medipep-6PN Shows Promise for Anti-Wrinkle Treatment In Vitro and Clinically

In Vitro and Clinical Evaluation of the Anti-Wrinkle Efficacy of Medipep-6PN, a Novel Peptide Identified by Phage Display

Background

Skin aging is a complex process leading to visible changes like wrinkle formation, pigmentation, and loss of elasticity. Wrinkles are classified as dynamic (caused by muscle contraction when acetylcholine binds to muscle nAChRs) or static (resulting from UV exposure, oxidative stress, and collagen degradation by matrix metalloproteinases (MMPs)). These mechanisms often interact, with prolonged muscle contraction accelerating extracellular matrix (ECM) degradation. This study aimed to evaluate the anti-wrinkle efficacy of a novel peptide, Medipep-6PN, addressing the need for new compounds that target these multifaceted aging pathways.

Study Design

Population
The study investigated the anti-wrinkle efficacy of a novel peptide.
Intervention
The novel peptide Medipep-6PN was evaluated for its anti-wrinkle efficacy.
Outcome
The primary outcome was the anti-wrinkle efficacy of Medipep-6PN, targeting mechanisms like muscle contraction and collagen degradation.

matrixyl oxidative-stress
Source: europepmc:epmc_PMC12940413 · Ingested 2026-04-26 · Digest: gemini-2.5-flash