β-endorphin biomarker_for healthy controls
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Evidence (1 sources)
Combined analysis of circulating β-endorphin with gene polymorphisms in OPRM1, CACNAD2 and ABCB1 reveals correlation with pain, opioid sensitivity and opioid-related side effects.
(2013)
PMID:23402298
cited
the healthy controls ... had higher β-endorphin levels (28.2 ± 4.63 fmol/ml) than the patients; p < 0.01
confidence: 0.95