Within a modern review, we claimed the identification as well as the characterization of a whole new atypical opioid receptor with special unfavorable regulatory Houses to opioid peptides.one Our outcomes confirmed that ACKR3/CXCR7, hitherto referred to as an atypical scavenger receptor for chemokines CXCL12 and CXCL11, is also a broad-spectrum sca