Inside a latest examine, we described the identification as well as the characterization of a fresh atypical opioid receptor with exceptional unfavorable regulatory Homes in direction of opioid peptides.1 Our benefits confirmed that ACKR3/CXCR7, hitherto known as an atypical scavenger receptor for chemokines CXCL12 and CXCL11, is likewise a wide-sp