Substance P (SP) and neurokinin A (NKA). encoded by TAC1/Tac1 gene are members of the tachykinin family. which exert their neuromodulatory roles in vertebrate reproduction. In mammals. https://www.bekindtopets.com/flash-deal-Disney-Toy-Story-Buzz-Lightyear-Silhouette-iPad-Mini-5-2019-Clear-Case-p41761-best-super/