(Downloading may take up to 30 seconds.
If the slide opens in your browser, select File -> Save As to save it.)

Click on image to view larger version.



Fig. 4. Development of adherent hematopoietic cell clusters. (A,B) An adherent hematopoietic cell cluster (A) and a cluster with a cobblestone appearance that grew underneath the OP9 stromal cells (B). (C) Alkaline phosphatase staining of adherent hematopoietic cell clusters immunolabeled with human CD34 antibody. Scale bars: 100 µm.