Because it activates four melanocortin receptor subtypes, so in any system expressing more than one, a cyclic AMP response cannot be assigned to a specific receptor
I also have no intellectual property rights
Araki Y, Andoh A, Takizawa J, Takizawa W, Fujiyama Y
had a serum calcitonin level (at visit 1) of 20 ng l 1 , if eGFR 60 ml min 1 1.73 m 2 35 ng l 1 , if eGFR 2 weeks or 14 days) systemic glucocorticoid therapy (excluding topical, intraocular, intranasal, intra-articular or inhaled preparations) or had evidence of a substantial, active autoimmune abnormality (for example, lupus or rheumatoid arthritis) that had required (within the past 3 months) or was likely to require, in the opinion of the investigator, concurrent treatment with systemic glucocorticoids (excluding topical, intraocular, intranasal, intra-articular or inhaled preparations) during the course of the study 33
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