Do stem cells help felines with chronic illness?

by Lu
(Lancaster, Ohio USA)

My 13 year old cat has hyperthyroidism, she has been on a drug for 3 years. Will Stem cells help me get her off the drug?

I have a 13 year old male cat with heart desease. Will stem cells cure him or make him stable?

I have two cats with broad based growths in both ears, will stem cells cure this condition?