Selectins - (Cell Adhesion) Family of Cell Adhesion Receptors Recognizing sLex and sLea Epitopes GlyosinTM - GlycoTech's Selectin Antagonist   What are the Selectins? Selectins are a family of cell surface receptors involved in the initial step of cell adhesion which occurs during inflammation or cancer metastasis. The selectins facilitate the recruitment of cells flowing in the blood to the walls of blood vessels through the interaction of carbohyrates on the cell surface.