Researchers reviewed evidence on how pineal gland peptides affect thymus function during aging. Epitalon and Epithalamin proved more effective at reversing thymus decline than thymic peptides were at protecting the pineal gland, with the key mechanism being activation of gene transcription through immune-endocrine signaling.
Lin'kova, N S; Poliakova, V O; Trofimov, A V; Sevost'ianova, N N; Kvetnoĭ, I M