TOLERANCE & TACHYPHYLAXIS Frontiers Glycine Histidine Lysine (GHK) Alleviates Astrocytes Injury of Intracerebral Hemorrhage via the Akt miR 146a 3p AQP4 Pathway 16. Receptor Regulation Principles of Pharmacology Study Guide Attenuation of Response to Repeated Drug Administration: A Proposal for Differentiating Tachyphylaxis and Tolerance The Journal of Pharmacology and Experimental Therapeutics New Biotinylated GHK and Related Copper(II) Complex: Antioxidant and Antiglycant Properties In Vitro against Neurodegenerative Disorders Intermediate Cu(II) Thiolate Species in the Reduction of Cu(II)GHK by Glutathione: A Handy Chelate for Biological Cu(II) Reduction Inorganic Chemistry