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It is also the pathway that drives IGF-1 LR3's insulin-like glucose-lowering effect the same mechanism that creates hypoglycemia risk

In practice the compound is available in the UK only as a research chemical sold for in vitro and preclinical work, labelled 'for laboratory and research use only not for human consumption'

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Backman, 2023)

For controlled skin studies, topical application removes the confounders introduced by injection no injection site reactions, no systemic distribution diluting local concentration, no injection technique variability across research subjects

The signaling pathway responsible for these effects appears to be cAMP/PKA/CREB, which in this study was shown to be negatively regulated by both NESF and NLP ( Figure 9 )