Stem cells
move into
bone
marrow
4 The stem cells are infused back into the blood and then make their way into the bone marrow where they slowly rebuild the immune system with new cells that are not now programmed to attack the patient’s body
3 The patient is treated with drugs to completely
destroy their immune system
2 The stem cells are purified to remove those cells that cause MS
1 The patient is given a drug that causes the stem cells to move from the bone marrow into the bloodstream. Doctors then extract these stem cells from the patient’s blood
Bone
marrow
Bone
marrow
Blood-
stream
How the people at the Ottawa Hospital
Research Institute have been treating
MS patients
Stem cells
move into
bone
marrow
4 The stem cells are infused back into the blood and they then make their way into the bone marrow where they slowly rebuild the immune system with new cells that are not now programmed to attack the patient’s body
3 The patient is treated with drugs to completely
destroy their immune system
2 The stem cells are purified to remove those cells that cause MS
1 The patient is given a drug that causes the stem cells to move from the bone marrow into the bloodstream. Doctors then extract these stem cells from the patient’s blood
Bone
marrow
Bone
marrow
Blood-
stream
Stem cells in
bone marrow
How the people at the Ottawa Hospital Research Institute have been treating MS patients