Cultures were then diluted 1:100 or 1:20 for flow cytometry or qPCR, respectively, into 5 ml of the same medium lacking both amino acid solutions, and grown for an additional 2 h at 30 C with shaking
But after isotretinoin, the right question is not just whether GHK-Cu sounds promising
Although the effects vary from person to person(depending on your original skin tone), some people see a marked change in skin tone in just two weeks, and in general most people see an improvement in about two to three months
But interesting biology and plausible mechanisms are where drug development begins, not ends
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