illustration (IMAGE) UT Southwestern Medical Center Caption Deep imaging of a mouse femur bone marrow showing that Osteolectin-expressing cells (red) are around arterioles (white) but not sinusoids (green). Credit UT Southwestern Medical Center 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.