the physical properties of the cardiac muscarinic acetylcholine receptor ( macchr ) purified from porcine atria as recently described [ peterson , g.l. , herron , g.s. , yamaki , m. , fullerton , d.s. , & schimerlik , m.i . ( 1984 ) proc . natl . acad . sci . u.s.a. 81 , 4993-4997 ] have been examined by d2o/h2o sucrose gradient sedimentation and sephacryl s-300 gel filtration in triton x-405 and by sodium dodecyl sulfate-polyacrylamide gel electrophoresis ( sds-page ) .
C0018787
cardiac
C0018792
atria