Bone Marrow Nestin CD115 (IMAGE) Emory Health Sciences Caption Mouse bone marrow shows the interaction between mesenchymal cells with mutant PTPN11 (red), which produce an attractive signal for monocytes (green). Credit From Dong et al Nature (2016). Usage Restrictions To be used in connection with Nature paper. 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.