衰老的一个表现是人体对疾病的抵抗力衰减,这是由于老年人的胸腺生产的免疫主力军──T细胞大大减少的缘故。哪怎样恢复老年人身上的T细胞呢?科学家们正在试验这样一个方法:当一个人年轻力壮、细胞繁殖力旺盛的时候,先把他自身的一些T细胞抽出,在零下二百度左右的超低温下冷藏起来。在这么低的温度下,生命处于停止状态,所以冷藏 A manifestation of aging is the body’s declining resistance to illness due to the dramatic reduction in T cells in the thymus, the mainstay of the immune system for the elderly. How to restore the T cells in the elderly? Scientists are experimenting with such a method: When a young and strong, strong cellular reproduction, first of some of his own T cells out in the next two hundred degrees or so ultra-low temperature Under the refrigerator. At such a low temperature, life is at a standstill, so it is refrigerated