Wolff M E
C R Acad Hebd Seances Acad Sci D. 1976 Jan 5;282(1):109-12.
The nasolacrymal duct of Discoglossus pictus is able to differentiate in vitro from prometamorphosis, without thyroxine added to the culture medium if it is taken off late or with thyroxine added to the culture medium if it is taken off earlier (presumptive anlage).
斑纹角蟾的鼻泪管在体外能够从变态前期开始分化,如果摘除较晚,即使培养基中不添加甲状腺素也能分化;如果摘除较早(假定原基),则培养基中添加甲状腺素时能分化。