Recently, a new method of cryopreservation called vitrification, of which manipulation is simple and less damage to cells and tissues on account of ice-free in the process of cryopreservation.

• 新近出现的玻璃化法操作简便，由于在保存过程中没有冰晶形成，因而对细胞和组织所造成的损伤更小。