Is bone marrow present in a newborn baby?

Absolutely. It's even present in the fetus after a certain point . read more

Bone marrow examination is the pathologic analysis of samples of bone marrow obtained via biopsy and bone marrow aspiration. Bone marrow examination is used in the diagnosis of a number of conditions, including leukemia, multiple myeloma, anemia, and pancytopenia. read more

Once a match for a child needing a bone marrow transplant is found, then stem cells will be collected either by a bone marrow harvest (collection of stem cells with a needle placed into the soft center of the bone marrow) or peripheral blood stem cell collection (stem cells are collected from the circulating cells in the blood). read more