Hundreds of medical institutions around the world claim that stem cell therapy can repair damaged tissue cells in multiple sclerosis patients  Experts point out that these agencies advertise directly to patients that they can cure diseases when there is actually no evidence that they work or cause harm  In this case, dealing with the relevant advertisements is necessary, and certain types of stem cell transplants, such as those using blood or skin stem cells, have been approved by supervisory agencies after comprehensive clinical trials to treat certain types of cancer and skin grafts for burn patients
While stem cell therapies are promising, many potential stem cell therapies are still in the early stages of development, have yet to be approved by regulators, and require rigorous clinical trials and regulatory procedures to determine whether they are safe and effective, experts say
Stem cell therapy still has certain risks