A man/glc-specific Dolichos puepureus lectin (DPL) was purified from seeds of Dolichos puepureus L. var. by a procedure including precipitated by ammonium sulphate, DEAE-52 iron-exchange and Sephacryl S-300 HR gel filtration.

• 黑皮扁豆(Dolichos purpureus L.；var