The Equal Rights Amendment is not yet in the U.S. Constitution. The ERA, affirming the equal application of the Constitution to all persons regardless of their sex, was written in 1923 by Alice Paul, suffragist leader and founder of the National Woman's Party.
1, muscarinic receptors are composed of seven transmembrane helical domains connected by three extracellular and three intracellular loops. Initially, on the basis of pharmacological selective affinity to the muscarinic agonist pirenzepine, two subtypes of muscarinic receptors, M 1 R and M 2 R, were described (61).
Muscarinic receptors and control of airway smooth muscle. AM J RESPIR CRIT CARE MED 1998;158:S154âS160. The parasympathetic nerves provide the dominant autonomic control of airway smooth muscle. They release acetylcholine onto muscarinic receptors, causing contraction and broncho-constriction (1). The release of acetylcholine from the para-