Ribatti, D Tryptase-positive mast cells correlate positively with bone marrow angiogenesis in B-cell chronic lymphocytic leukemia. [electronic resource] - Leukemia Jul 2003 - 1428-30 p. digital Publication Type: Letter; Research Support, Non-U.S. Gov't ISSN: 0887-6924 Standard No.: 10.1038/sj.leu.2402970 doi Subjects--Topical Terms: Bone Marrow--blood supplyCase-Control StudiesHumansLeukemia, Lymphocytic, Chronic, B-Cell--etiologyMast Cells--enzymologyNeovascularization, Pathologic--enzymologySerine Endopeptidases--analysisTryptases