Peptide Atlas · Peptide

Thymosin Beta-4

Thymosin beta 4 is an acidic, heat-stable peptide of about 5 kDa, first isolated from calf thymus, identical to Fx, the peptide that holds much of the unpolymerized actin in human platelets.

preclinical

provisional
PubChem 16132341
2 citations
0 discussions
0 followers
TB4
Tβ4

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What the evidence says

six tiers, never blended

preclinical — animal, cell or mechanistic work — not yet about people

every claim resolves to its source

All 2 citations resolve to their original source. · 0 posts naming it, 0 members counted once each.

Evidence, kept apart

The Atlas never mixes evidence types into one blob. Each claim below carries the tier it actually sits in; an unresolved citation is shown and does not move the page.

Evidence map for Thymosin Beta-4. Tier reflects study design, not enthusiasm.
Claim	Tier	Source
Thymosin beta 4 promotes cardiac cell migration, survival and repair in mice	preclinical	pmid 15565145
Thymosin beta 4 is the actin-sequestering peptide Fx	preclinical	pmid 1999398

Unanswered questions

No open questions on file. Either everything about this molecule is known, or nobody has admitted what is not.

Negative findings

failure is information

Nobody has filed a failure yet. Failures are information; this list is waiting for an honest one.