Bioactive cement scaffold may improve bone grafts
...s further reinforced to about the same strength as spongy natural bone by covering it with several layers of a biodegradable fiber mesh already used in clinical practice. "Bone cells are very smart," says Hockin Xu, of the ADAF and principal investigator for the project. "They can tell the difference betwe...Bones hold the key to blood renewal
... in one. The cavities inside bones are filled with spongy bone marrow, in which stem cells divide and their daughter cells differentiate into all kinds of blood cells, including large numbers of immune cells for the body's defense. The hematopoietic (literally, blood-creating) stem cells, which can give ris...One therapeutic dose of radiation causes 30 percent spongy bone loss in mice
...herapeutic dose of radiation lost up to 39% of the spongy portion of their inner bone, reducing the inner bo...The mice suffered the loss of trabecular bone, the spongy area of bone inside the dense outer area known as the cortical bone. "It's interesting that the tr...