Giving young blood to old people can increase their lifespan ???
Recently an experiment was performed in the mice in which young and old mice were surgically connected such that they shared blood circulation for three months, it was discovered that the longevity of the older mice was not greatly increased. But the younger mice that shared the blood with the older one was found with the decreased lifespan compared to the mice that shared it's blood with the other younger mice. This whole experiment was based on Heterochronic parabiosis . Parabiosis, which is derived from two Greek words "para" (next to) and "bios" (life), describes when two completely living creatures are surgically linked and grow a single, shared circulatory system. The method, which can involve the transplantation of cells, tissues, or entire body parts like limbs or other appendages from one creature to another, is essentially a more thorough version of "transbiosis." Since each animal can be seen as an equal partner in the coupling and each ...