Betaine, as a efficient methyldonor and osmoprotectant, has led to new applications in animal feeding.
甜菜碱作为一种有效的甲基供体和抗应激剂，有明显的饲用效果。
2
Choline is essential for fat metabolism. Choline functions as a methyldonor and it is required for proper liver function.
胆碱是脂肪代谢的必需物质，它有甲基供体的功能，是肝脏发挥正常功能所必需的。
3
In DMSO-H2O mixture, using TPP and metal TPP's as sensitizers, EDTA as electron donor, methyl viologen was reduced to the blue methyl viologen cation radical upon irradiation with white light.