Bone Containing Marrow (IMAGE) American Friends of Tel Aviv University Caption This is marrow inside a metapodial bone after six weeks of storage. Credit Dr. Ruth Blasco/AFTAU Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.