The snake venom peptide Bj-Pro-7a is a M1 muscarinic acetylcholine receptor agonist - Negraes, Priscilla D.; Lameu, Claudiana; Hayashi, Mirian Akemi Furuie; Melo, Robson Lopes de; Camargo, Antônio Carlos Martins de; Ulrich, Henning (Cytometry - Part A, 2011)