James L. Sherley

As President and CEO, James lead the development team of Asymmetrex® LLC. Asymmetrex® is a for-profit limited liability company with a mission of developing innovative tissue stem cell biotechnologies for applications in cellular medicine and drug development.


Asymmetrex’s lead tissue stem cell biotechnology is the first-in-kind method for specific and accurate counting of tissue stem cells. Asymmetrex’s TORTOISE Test^TM kinetic stem cell (KSC) counting technology is freely available to the stem cell research, biomanufacturing, medical, and pharmaceutical communities. By providing early and easy access to the new technology (https://lnkd.in/dGru6Tc), Asymmetrex® is achieving its vision of accelerating progress in tissue stem cell science and medicine by enabling, for the first time in the 60+ year history of stem cell science and medicine, the routine determination of tissue stem cell number and treatment dosage.