Summary of biased agonism among several different μOR agonists with regard to different cellular responses
Relative efficacy ratios were extracted from quantitative studies in HEK-293 cells.
N.D., not determined.
↵a McPherson et al., 2010.
↵b Xu et al., 2007.
↵c Molinari et al., 2010.
↵d Schulz et al., 2004.
↵e Groer et al., 2007.
↵f Zhang et al., 1998.