Supposing that you currently take part in stem-cell, or prp, procedures, be careful ... there is currently a consumer warning on regenerative medical treatment materials, including stem-cells and exosomes

http://ufotech.com.vn/members/eemardi7xj.613684/

A stem cell line is a bunch of cells that each descend from a single special stem cell as well as are expanded in a laboratory. Cells in a stem cell line continue to grow yet don't separate into specialized cells.