curprev17:2717:27, 1 May 2021 50.205.89.211talk 17,288 bytes+450 Added: A recent review highlights new discoveries of irisin in brain function and bone remodeling, but criticizes all studies using commercial antibody assays to measure irisin concentrations. It also raises a question of how an exercise hormone could arise in evolution. Endocrine Reviews, 2021, Vol. XX, No. XX, 1–21 Maak S, Norheim F, Drevon CA, Erickson HP. Progress and Challenges in the Biology of FNDC5 and Irisin. doi:10.1210/endrev/bnab003undoTag: Visual edit
curprev21:4621:46, 18 November 2018 152.16.191.76talk 12,389 bytes+2 I added the specific level in human plasma (~3 ng/ml) and noted that there is no comparable measure in animals, where one might expect 100X more based on the ATA human start codon mutation.undo