CD9

Type: Term Definitions: 1. a type III transmembrane protein found on platelets, megakaryocytes, monocytes, pre-B cells, eosinophils, basophils, and activated T cells; plays a role in signal transduction leading to platelet activation and aggregation; expressed in some T-cell acute lymphocytic leukemias and some acute nonlymphocytic leukemias. &nb.....
Found on http://www.medilexicon.com/medicaldictionary.php?t=18329

CD9

Code 9 - it means parents are around
Found on http://www.encyclo.co.uk/local/21662

cd9

Code 9 (other people nearby)
Found on http://www.noslang.com/dictionary/c/
No exact match found