Madsen CD, Pedersen JT, Venning FA, Singh LB, Moeendarbary E, Charras G, Cox TR, Sahai E, Erler JT (2015) Hypoxia and loss of PHD2 inactivate stromal fibroblasts to decrease tumour stiffness and metastasis
While singly-housed animals may experience stress that impacts metabolism, body weight, and adiposity 65,66,67,68,69 , the singly-housed animals in this study were treated identically (to the best of the experimenters ability) to minimize and equalize stress across all animals and reduce confounding variables
This does not mean injectable GHK-Cu is ineffective in humans -- it means the evidence does not yet exist to confirm or quantify its effects
Figure 2 illustrates a comparison between the original and modified GPx-DTNB procedures