The proponents of bone marrow concentrate believe that because the stem cells are concentrated, the treatment will be more effective; whereas the doctors who primarily use direct bone marrow aspiration say that natural is best. That by centrifuging you might be injuring the bone marrow cells or removing some substance(s) that are needed for the healing. The jury is still out on this one.
direct bone marrow aspiration injection vs. concentrated bone marrow aspiration injection
