CD44 is a transmembrane receptor found on many different benign and malignant cells. Hyaluronan (HA), a major component of the extracellular matrix, is the primary ligand for CD44 receptors. In cancer cells, HA interaction with CD44 promotes multiple signaling pathways that influence tumor cell progression behaviors in a variety of solid tumors. Increasing evidence indicates that HA and CD44 signaling play an important role in oral cavity squamous cell carcinoma progression. HA is primarily synthesized by hyaluronan synthases, and the current study investigated the role of hyaluronan synthase 2 (HAS 2) in oral cavity carcinoma progression behaviors.
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01/25/13