Increased expression of galectin-1 is associated with human oral squamous cell carcinoma development

Yu Mei Ding, Ji Hua Dong, Li Li Chen, Han Dong Zhang

Research output: Contribution to journalArticlepeer-review

18 Scopus citations

Abstract

Galectin-1 (Gal-1) is a newly found immunoregulatory carbohydrate-binding protein in cancer biology. The purpose of this study was to evaluate the effects of Gal-1 on oral squamous cell carcinoma (OSCC) development. Immuno-histochemistry, Western blotting and RT-PCR were carried out in 62 primary OSCC, 38 oral leukoplakia (OPL) tissues to detect the Gal-1 expression in both protein and mRNA levels. Ten normal oral mucosa (NOM) tissues were used as control. Gal-1 protein was significantly overexpressed in OSCC cancer cells and OPL prickle cells compared to NOM (P<0.05). In accordance with Gal-1 protein, Gal-1 mRNA was also up-regulated in OSCC tissues and OPL tissues. Furthermore, both the Gal-1 protein and mRNA in OSCC tissues were higher than in OPL tissues (P<0.05). Our data supports the important roles of Gal-1 in OSCC development and suggests that Gal-1 upregulation in the OSCC and OPL tissues might be a predictor of early oral carcinogenesis.

Original languageEnglish
Pages (from-to)983-987
Number of pages5
JournalOncology Reports
Volume21
Issue number4
DOIs
StatePublished - 2009
Externally publishedYes

Keywords

  • Galectin-1
  • Oral leukoplakia
  • Oral squamous cell carcinoma

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