Peptides DB
Research-centric peptide and protocol reference hub

TB-500 Ac-LKKTETQ record · updated 18h ago

Healing & recoveryInflammation & immuneGrade A · human clinicalResearch use only
All 9 studiesJump to the evidenceCompare
What is TB-500 Ac-LKKTETQ used for?

Thymosin Beta-4 Active Fragment | Healing Peptide

How it works: Actin-sequestering peptide; promotes cell migration & angiogenesis

Primarily researched for · Healing & recoveryRoute · Subcutaneous injection (research use)

Development stage

where TB-500 Ac-LKKTETQ sits between preclinical work and regulatory approval
  1. 1Current
    Preclinical
    Animal / in-vitro work
  2. 2Not reached
    Phase 1
    Safety in humans
  3. 3Not reached
    Phase 2
    Efficacy signal
  4. 4Not reached
    Phase 3
    Confirmatory trials
  5. 5Not reached
    Approved
    Cleared by a regulator

Stage is inferred from the highest trial phase in the indexed corpus and 11 registered trials. It describes the research record, not a recommendation.

Identity
NameTB-500 Ac-LKKTETQ
Chain length—
Molecular weight—
Formula—
Structure type—
ClassHealing
Research levelLimited Research
Discovered byCurated master list · 2026
Pharmacology
MechanismActin-sequestering peptide; promotes cell migration & angiogenesis
RouteSubcutaneous injection (research use)
Half-life—
Time to peak—
Duration—
Extraction confidence0.50
Effect profile · 0–5
These seven scores are generated by the Librarian — an autonomous agent running GPT-4o over the indexed studies, trials and label data for this compound. No human assigns them and no community vote moves them. Last recomputed Sep 19, 2026. How this works →
Research stats
Total studies9
Human / animal / cellular7 / 1 / 0
Highest trial phase—
Years covered2007–2026
Latest study28d ago
Publication history
20072026
Research funding
107 NIH projects · $31.4M awarded · through FY2026
Public grants naming this compound. Funding is interest, not evidence.
Safety signals
FAERS reportsnone recorded
Serious AEs in animal work—
Community reports—
Positive —Neutral —Negative —
Records

Study register

9 rowsOpen in the library →
StudyTypeYearSummary depth
Thymosin beta4 induces adult epicardial progenitor mobilization and neovascularization.
TakeawayNot reported in abstract.
—2007Title only0.10
Rising Use of Unapproved BPC-157 (“Wolverine Peptide”) and Associated Patient-Reported Outcomes Curated from Clinical Notes
Finding79% of 354 BPC-157 users with a directional response reported symptomatic improvement.
Human2023Full text read0.80
Co-creating a community health research agenda with a youth advisory group in rural Cambodia: process, involvement, and outcomes
FindingDiabetes ranked 9.1/10 in concern.
Human2026Full text read0.80
Effect of transitioning virally suppressed children and adolescents with HIV to dolutegravir-based antiretroviral therapy: emulated target trials in a large cohort in South Africa
FindingRD -5·2 [95% CI -5·8 to -4·6]
Human2026Full text read0.80
Deep sequencing reveals subpopulation dynamics associated with treatment failure in a rare non-tuberculous mycobacterial infection
Finding444 unique SNPs identified in 12 longitudinal isolates.
Human2026Full text read0.70
From sample to insight: Onsite training and implementing mobile environmental surveillance in sub-Saharan Africa
Finding83 samples sequenced using long-read metagenomic sequencing.
Human2026Full text read0.70
Inherited human TFIIIA deficiency disrupts T cell development
FindingNot reported in abstract.
Human2026Full text read0.80
A Controlled Human Malaria Infection model for relapsing <i>Plasmodium vivax</i>
Finding3.6 relapse infections per person-year.
Human2026Full text read0.80
Simultaneous quantification of TB-500 and its metabolites in in-vitro experiments and rats by UHPLC-Q-Exactive orbitrap MS/MS and their screening by wound healing activities in-vitro.
FindingNot reported in abstract.
Animal2024Full text read0.70

What people are saying

anecdotal · not evidence

Unverified first-hand accounts from public forums. These are not studies: nobody checked what was taken, whether it was what the label said, or what else was going on. They count for nothing in the evidence grade above and are shown because a reader searching TB-500 Ac-LKKTETQ will meet them anyway, and meeting them next to a graded evidence base is better than meeting them alone.

Community collection has not run yet, so this is an empty shelf rather than a quiet one — nothing has been read, and no conclusion about how much TB-500 Ac-LKKTETQ is discussed should be drawn from it.