(J Cosmet Dermatol 2002): mejora de arrugas, elasticidad e hidratacin en mujeres 50 aos a 12 semanas con crema GHK-Cu 0.1%
Cell culture and bioluminescence analysis T cells, isolated from mice, were activated by CD3/CD28 Streptamer kit (#6-8920, iba, Goettingen, Germany) for 30 min and cultured in RPMI 1640 medium (#8123340, Gibco) containing 10% FBS (#A5669701,Gibco), 1% penicillin/streptomycin, 50 M -mercaptoethanol (Beyotime, Shanghai, China), 1 mM sodium pyruvate (Beyotime) and 100 U/mL interleukin-2 (#CK24, Novoprotein, Suzhou, Jiangsu, China)
The sequence is Gly-His-Lys (3 amino acids)
doi: 10.1111/j.1651-2227.2005.tb01878.x
The assumption is simple: if some works, more must work better
Adding the second compound too early often leads to intense nausea and a forced step-down on one or both compounds