ml138ML138 (CID 44601470) is a hhly selective agonist at kappa opioid receptors (KOR) that potently activate G protein coupling but weakly interact with β arrestin2. ML138 is a hhly selectiveThe ML138 octal bio amp is compatible with PowerLab C. I just requires the MLAC878 Analog Cable for the Front End Interface (8 Channel). For further technical assistance with this or