▎ 摘 要
NOVELTY - Lotus protocorm-like bodies (PLB) effect vitrification cryopreservation comprises placing lotus PLB in a pre-culture medium for 1-5 days; soaking lotus PLB in loading solution for 40-60 minutes, and removing the loading solution; soaking the lotus PLB in a vitrification solution at 0-25 degrees C for 40-60 minutes; and storing lotus PLB in liquid nitrogen. The vitrification solution includes 0.1-0.5 g/L graphene quantum dot. USE - Method for lotus protocorm-like bodies (PLB) effect vitrification cryopreservation (claimed).