FOLR1 and B-cell non-Hodgkin lymphoma: Folatereceptor-α (FRα, FOLR1) expression has been shown to be increased inoestrogen receptor (ER) and progesterone receptor (PR) triple negative BC cells and isassociated with poor prognosis(26), while RFCP has been shown to be differentially expressed in B-celllymphoma(23).