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Effects of histaminergic antagonists on the GH-releasing activity of GHRH or hexarelin, a synthetic hexapeptide, in man

For researchers building a comprehensive IGF axis research workflow, the standard approach is to use IGF-1 LR3 as the primary tool for sustained IGF1R activation studies, native IGF-1 for short-pulse studies where IGFBP biology is itself the research question, and DES IGF-1 for the narrow set of experiments requiring receptor activation with rapid washout

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PMID: 23121085

Signs of infection at the injection site, including increasing redness, warmth, swelling, pus, or red streaking radiating from the injection site, also warrant prompt medical attention