What is bone marrow?

What is bone marrow?

Paul Travers (Deputy Director of Research) gives expert video advice on: What is bone marrow?; Who needs a bone marrow transplant?; Why do you need more donors and who can become a donor? and more...

Bone marrow is, where it is actually, it's the tissue that sits in the middle of the largest bones in the body. And it's the tissue in the body which makes the cells of the blood. So the red cells that carry oxygen around the body, the white cells that fight infection, the platelets are there to help blood clot, they are all made in this tissue and it is basically the jellylike stuff which fills the middle of the major bones.