Thymuiln

<p>Th<!--StartFragment -->ymulin is a <strong>naturally occurring 9‑amino‑acid peptide</strong> produced by <strong>thymic epithelial cells</strong>. It plays a central role in <strong>immune regulation</strong>, <strong>T‑cell maturation</strong>, and <strong>neuroendocrine signaling</strong>. It is <strong>biologically inactive without zinc</strong>, making the <strong>Zn‑Thymulin complex</strong> essential for its function.</p> <p><!--EndFragment --></p>