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Cells pretreated with GHK-Cu at a concentration of 10nM and 10uM showed significant decrease in ROS
Metformin may result in suboptimal oral vitamin B12 absorption by competitively blocking the calcium-dependent binding of the intrinsic factor-vitamin B12 complex to its receptor
It was one of the first synthetic GH-releasing peptides characterized, containing D-tryptophan at position 2 and D-phenylalanine at position 5
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