doi:10.1620/tjem.211.23 Young WB
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May indicate allergic sensitivity
Avoid layering peptides with high-strength AHAs or BHAs, strong Vitamin C, retinoids, and low-pH exfoliants, as they may reduce peptide activity and could cause irritation in some cases.
Misuse or noncompliance may result in underpayments or fines
Recently, the role of GRK in morphine tolerance was also questioned: while morphine predominantly promotes S375 phosphorylation by GRK5, chronic morphine treatment induced similar tolerance in wild type and in GRK5 KO mice while dependence was altered (Glck et al., 2014)