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The cardiovascular and other actions of angiotensin II (Ang II) are mediated by AT(1) and AT(2) receptors, which are seven… Expand Hundreds of chemical and physical signals constantly bombard the surface of all cells. Some of these do not enter the cell but… Expand Recent advances have uncovered the general protein apparatus used by all eukaryotes for intracellular transport, including… Expand We have identified proteins that interact with H-Ras using a two hybrid system screen of a mouse cDNA library. Approximately 50… Expand A potent, synthetic cannabinoid was radiolabeled and used to characterize and precisely localize cannabinoid receptors in slide… Expand Thapsigargin, a tumor-promoting sesquiterpene lactone, discharges intracellular Ca2+ in rat hepatocytes, as it does in many… Expand Many ATP- and GTP-binding proteins have a phosphate-binding loop (P-loop), the primary structure of which typically consists of a… Expand The determination and characterization of a cannabinoid receptor from brain are reported. A biologically active bicyclic… Expand Cell membrane receptors for hormones and neurotransmitters form oligomeric complexes with GTP-regulatory proteins and inhibit the… Expand Microtubule assembly is enhanced by the addition of 1 M sucrose or 4 M glycerol to the reassembly mixture. Tubulin can be… Expand