Description_x000D_ Application_x000D_ Folate Receptor 2 has been used in studies of the treatment of rheumatoid arthritis (RA) with Methotrexate (MTX). These studies have focused on transport of MTX through folate receptor 2 in RA synovial macrophages._x000D_ Packaging_x000D_ 50 μg in poly bottle_x000D_ Biochem/physiol Actions_x000D_ Folate Receptor 2 is a 38kDa protein that has a high affinity for folic acid and mediates 5-methyltetrahydrofolate to the inside of the cell._x000D_ Physical form_x000D_ Lyophilized from PBS_x000D_ Reconstitution_x000D_ Reconstitute at 100 μg/ mL in PBS