Fibrinogen-Binding Peptide (designed by anticomplementarity hypothesis) is a presumptive peptide mimic of the vitronectin binding site on the fibrinogen receptor. Fibrinogen, a soluble plasma protein, is a cofactor in platelet activation. It is converted to fibrin in a reaction catalyzed by thrombin.

Benzoylpaeoniflorin 对 cyclooxygenase-1 和 cyclooxygenase-2 酶具有活性。

铜肽 GHK-Cu 是三肽甘氨酰-L-组氨酰-L-赖氨酸的天然铜复合物。该三肽对铜(II)具有很强的亲和力，首次从人血浆中分离出来。它也可以在唾液和尿液中找到。