Revision 7

#26981Store at -20C

Cell Signaling Technology

Orders: 877-616-CELL (2355) [email protected]

Support: 877-678-TECH (8324)

Web: [email protected] cellsignal.com

3 Trask LaneDanversMassachusetts01923USA
For Research Use Only. Not for Use in Diagnostic Procedures.
Applications:

IHC-P, FC-FP, FC-L

REACTIVITY:

H

SENSITIVITY:

Endogenous

MW (kDa):

Source/Isotype:

Mouse IgG1

UniProt ID:

#Q86YL7

Entrez-Gene Id:

10630

Product Information

Product Usage Information

Application Dilution
Immunohistochemistry (Paraffin) 1:250
Flow Cytometry (Fixed/Permeabilized) 1:800
Flow Cytometry (Live) 1:800

Storage

Supplied in 10 mM sodium HEPES (pH 7.5), 150 mM NaCl, 100 µg/ml BSA, 50% glycerol and less than 0.02% sodium azide. Store at –20°C. Do not aliquot the antibody.

Specificity / Sensitivity

Podoplanin (LpMab-12) Mouse mAb recognizes endogenous levels of human podoplanin. The antibody specifically recognizes podoplanin that is sialylated on Thr52 in the third platelet aggregation domain (PLAG3) of human podoplanin (10).

Species Reactivity:

Human

Source / Purification

Monoclonal antibody is produced by immunizing animals with LN-229 glioma cells expressing human podoplanin.

Background

Podoplanin (aggrus, glycoprotein 36) is a single-pass transmembrane protein belonging to the type-1 family of sialomucin-like glycoproteins. Podoplanin was first described in the rat as a surface glycoprotein that regulated podocyte morphology (1). It is now commonly used as a marker of lymphatic endothelial cells, where its expression is associated with the process of lymphangiogenesis (2). Its role in this regard is presumably due to its putative involvement in regulating actin cytoskeleton dynamics (3). Research studies have shown that podoplanin expression is upregulated in a number of tumor types including colorectal cancers (4), oral squamous cell carcinomas (5), and germ cell tumors (6), with higher expression levels often associated with more aggressive tumors (7). Research studies have suggested a functional role for podoplanin in the stromal microenvironment of tumors. For example, it has been reported that podoplanin expression in cancer-associated fibroblasts (CAFs) is positively associated with a stromal environment that promotes cancer progression (8,9).
Podoplanin is O-glycosylated at multiple sites in the extracellular domain, including disialylation at Thr52 in the third platelet-aggregation (PLAG3) domain (10). Research studies have shown that glycoylation at this site is required for tumor cell-induced platelet aggregation activity (11).

  1. Breiteneder-Geleff, S. et al. (1997) Am J Pathol 151, 1141-52.
  2. Breiteneder-Geleff, S. et al. (1999) Am J Pathol 154, 385-94.
  3. Wicki, A. et al. (2006) Cancer Cell 9, 261-72.
  4. Omachi, T. et al. (2007) Cancer Lett 246, 167-72.
  5. Feng, J.Q. et al. (2012) Oral Oncol 48, 848-852.
  6. Mishima, K. et al. (2006) Acta Neuropathol 111, 563-8.
  7. Raica, M. et al. Anticancer Res 28, 2997-3006.
  8. Schoppmann, S.F. et al. (2012) Breast Cancer Res Treat 134, 237-44.
  9. Ito, M. et al. (2012) Chest 142, 151-158.
  10. Kato, Y. et al. (2016) PLoS One 11, e0152912.
  11. Kaneko, M.K. et al. (2007) FEBS Lett 581, 331-6.

Species Reactivity

Species reactivity is determined by testing in at least one approved application (e.g., western blot).

Applications Key

IHC-P: Immunohistochemistry (Paraffin) FC-FP: Flow Cytometry (Fixed/Permeabilized) FC-L: Flow Cytometry (Live)

Cross-Reactivity Key

H: human M: mouse R: rat Hm: hamster Mk: monkey Vir: virus Mi: mink C: chicken Dm: D. melanogaster X: Xenopus Z: zebrafish B: bovine Dg: dog Pg: pig Sc: S. cerevisiae Ce: C. elegans Hr: horse GP: Guinea Pig Rab: rabbit All: all species expected

Trademarks and Patents

Cell Signaling Technology is a trademark of Cell Signaling Technology, Inc.
Alexa Fluor is a registered trademark of Life Technologies Corporation.
All other trademarks are the property of their respective owners. Visit cellsignal.com/trademarks for more information.

Limited Uses

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