resact

Resact is a peptide of sequence isolated from the jelly layer of Arbacia punctulata (sea urchin) eggs, is a potent chemoattractant for A. Punctulata’s spermatozoa. Resact is a 14-residue peptide. Resact functions. Resact flow and Resact Events. Diagram, Alternative name, SAP-IIA, Sperm-activating peptide.