CCR9 (CD199)

Author: Nat Pernick, M.D.

Revised: 7 May 2018, last major update July 2013

Copyright: (c) 2003-2018,, Inc.

PubMed Search: CCR9
Cite this page: Pernick, N. CCR9. website. Accessed August 20th, 2018.
Definition / general
  • Also known as CDw199, GPR28, CC chemokine receptor 9
  • Chemokine receptor; mediates chemotaxis in response to thymus-expressed chemokine (TECK) selectively expressed in thymus and small intestine
Clinical features
Uses by pathologists
  • None at this time
Microscopic (histologic) description

Images hosted on other servers:

Ovary: normal and carcinoma

Virtual slides

Images hosted on other servers:

Left to right: cerebellum; tonsil; endometrial stroma

Left to right: CML, lymph node, pancreas, cerebral cortex

Left to right: spleen; ovarian stroma cells; bone marrow

Left to right: parathyroid; prostate; pancreatic cancer

Positive staining - normal
Positive staining - disease