Guanosine 5'-triphosphate trisodium salt activates the signal transducing G proteins which are involved in various cellular processes including proliferation differentiation and activation of several intracellular kinase cascades.Proliferation and apoptosis are regulated in part by the hydrolysis of GTP by small GTPases Ras and Rho.

Trestolone or 7 alpha-methyl-19-nortestosterone (MENT) is a non-5-alpha reducible synthetic androgen.

Phenyl acetate (or phenylacetate) is a carboxylic acid ester that has been found in the biofluids of patients with nephritis and/or hepatitis as well as patients with phenylketonuria (PKU) an inborn error of metabolism. Excess phenylalanine in the body can be disposed of through a transamination process leading to the production of phenylpyruvate.