Introduction: CD46 is a membrane cofactor protein (MCP) of complement system wich is present on the membrane of all somatic cells except RBC. It is also present on the inner acrosmal membrane of human sperm. Thus. the aim of this study was to compare the expression of this prote. https://www.roneverhart.com/Tc-Electronics-M350-Multi-Effects-and-Reverb-Processor-M350-p36058/