G-strophanthidin

例句：

1. 1. G-strophanthidin is a type of glycolipid that plays a crucial role in the immune system.
   糖鞘脂是一种在免疫系统中发挥关键作用的糖脂。
2. 2. The study on G-strophanthidin has led to new insights into the function of this molecule.
   关于糖鞘脂的研究为这一分子的功能提供了新的见解。
3. 3. G-strophanthidin is often used as a marker for identifying cells with altered metabolism.
   糖鞘脂常被用作识别代谢发生异常细胞的标志物。