Kleinman · Vitamins and hormones 2016 · narrative review · n=?

Thymosin β4 Promotes Dermal Healing.

Cited 36 times in the scientific literature.

Level 5 - mechanism / opinion, no new human data

Narrative review summarizing preclinical and early-phase clinical data without systematic methodology.

PubMed 27450738 · doi:10.1016/bs.vh.2016.04.005 · record verified 2026-08-27

What was done

This paper reviews the role of thymosin beta 4 (Tβ4) in tissue protection, repair, and regeneration. It summarizes findings from preclinical animal models (including diabetic, aged, and burn models) and phase 2 human clinical trials involving patients with pressure ulcers, stasis ulcers, and epidermolysis bullosa wounds.

What was found

The abstract reports that Tβ4 possesses angiogenic and anti-inflammatory activity, aggregates in platelets at wound sites, and increases dermal healing rates in preclinical animal models. It states that Tβ4 accelerated repair and was safe and well tolerated in phase 2 trials for pressure ulcers, stasis ulcers, and epidermolysis bullosa wounds. No numerical data, effect estimates, or p-values are provided in the abstract.

Why it matters

Chronic dermal wounds present significant clinical challenges with few effective healing agents; Tβ4 represents a potential pharmacological candidate for accelerating wound repair.

Limits

The abstract contains no quantitative metrics, sample sizes, comparator details, or systematic review methodology. Broad claims from early-phase trials require confirmation in large randomized controlled trials.

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