Summary of Patent No. 6830286 on Testicular Function Improving Agent and Testicular Function Improvement Method

The testicular function improving agent aimed for in this patent comprises micro particles (exosomes, etc.) derived from culture supernatant of dental pulp-derived stem cells, adipose-derived stem cells, or their immortalized stem cells. It aims to improve the ability of the testes to produce sperm, enhance the function of sperm obtained from the testes, improve the function of sperm obtained from the testes to act on females, and rejuvenate these functions that have aged due to aging. It also involves activating sperm by adding it to semen extracted from animals externally.