During the bovine oocyte maturation, this research examined the possibility of serum-free maturation which 10%FBS was replaced with 0.3%PVP.

• 在牛卵母细胞体外成熟培养过程中，本研究在同一种成熟培养液中，分别添加用0.；3%25PVP和10%25FBS，检验PVP代血清培养是否可行。