Follistatin binds myostatin, the most powerful inhibitor of muscle growth yet characterized, with high affinity and blocks its inhibition of muscle development.
emerging — human data exists, and it is thin or contested
every claim resolves to its source
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created page created as 'Follistatin-344' with aliases FS-344, FST-344 · 2026-09-27 04:00 · somebody
kind set kind set to peptide: palette r1 · 2026-09-27 04:00 · somebody
identity withheld identity not published: PubChem gave no record that proves it is this substance · 2026-09-27 04:00 · somebody
fact added summary: Follistatin binds myostatin, the most powerful inhibitor of muscle growth yet characterized, with high affinity and bloc · 2026-09-27 04:00 · somebody
fact added history: A phase 1/2a gene therapy trial in Becker muscular dystrophy delivered the alternatively spliced FS344 isoform by viral · 2026-09-27 04:00 · somebody
citation added pmid 15136138 cited as preclinical: Follistatin complexes myostatin with high affinity · 2026-09-27 04:00 · somebody