Roswell Park Memorial Institute medium
（重定向自RPMI）
Roswell Park Memorial Institute medium, commonly referred to as RPMI medium, is a form of medium used in cell culture and tissue culture. It has traditionally been used for growth of human lymphoid cells. This medium contains a great deal of phosphate and is formulated for use in a 5% carbon dioxide atmosphere. RPMI 1640 has traditionally been used for the serum-free expansion of human lymphoid cells.