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Vitamin D supplementation was given to all participants (average dose 6000 IU/day) with the goal of achieving a vitamin D level of at least 40 ng/ml (100 nmol/L)

An in vivo assessment of genotoxicity with two different tissues, usually an assay for micronuclei using rodent hematopoietic cells, and a second in vivo assay

Dose-response relationships and timing considerations Optimal outcomes require proper dosing and timing strategies

(JD Supra) Why these seven peptides

J Pharmacol Exp Ther 240:871878 Tkalcevic VI, Cuzic S, Brajsa K et al (2007) Enhancement by PL 14736 of granulation and collagen organization in healing wounds and the potential role of egr-1 expression