Lithium Salts Have Been Used for Years for the Treatment

Multiple Choice

Lithium salts have been used for years for the treatment of manic depression. Although its mechanism of action at the molecular level is far from clear, it has been shown that Li⁺:

A) alters the conformation of a number of plasma protein receptors.
B) increases the GTPase activity of G-proteins.
C) inhibits a number of enzymes in phosphoinositide metabolism.
D) inhibits Ca⁺⁺ release from cytoplasmic organelles.
E) activates protein kinase A much like cAMP does.