#bone_marrow__marrow  the fatty network of connective tissue that fills the cavities of bones
  supertype:  connective_tissue  tissue of mesodermal origin consisting of e.g. collagen fibroblasts and fatty cells; supports organs and fills spaces between them and forms tendons and ligaments
  part of:  bone  immune_system
  subtype:  red_marrow__redmarrow__red_bone_marrow  bone marrow of children and some adult bones that is required for the formation of red blood cells
  subtype:  yellow_marrow__yellow_bone_marrow  bone marrow that is yellow with fat; found at the ends of long bones in adults

No statement uses or specializes bone_marrow; click here to add one.