Author: Nat Pernick, M.D. (see Authors page)

Revised: 8 December 2015, last major update February 2012

Copyright: (c) 2002-2015,, Inc.

PubMed Search: DBA-44 [title]

Cite this page: DBA-44. website. Accessed July 17th, 2018.
Definition / general
  • Antibody raised against B cell centroblastic cell line
  • Also written as DBA.44, DBA44
  • Does not appear to be the same antibody as CD72, Am J Surg Pathol 1996;20:613 is apparently wrong
Microscopic (histologic) images

Images hosted on PathOut server:

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Hairy cell leukemia, cecum

Positive staining - normal
  • Mantle zone of hyperplastic follicles
Positive staining - disease
  • Hairy cell leukemia (particularly "hairy" cytoplasmic processes)
  • Splenic margin zone lymphoma (71%, Am J Surg Pathol 2007;31:438)
  • Follicular center cell lymphomas (46%)
  • High grade B cell lymphomas
Negative staining
  • CLL