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A gene on chromosome 6p21.3 that encodes a receptor tyrosine kinase belonging to the subfamily homologous to Dictyostelium discoideum protein discoidin (Discoidin Domain-containing Receptor); it is expressed only in epithelial cells (kidney, lung, GI tract, brain) and involved in cell–cell interactions and recognition.

Molecular pathology
DDR1 is overexpressed in various tumours.


Abbrev. for Diploma in Diagnostic Radiology.
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References in periodicals archive ?
According to the suit DDR also "did little or nothing to lease the properties.
Denali delivers the industry's most trusted solutions for deploying PCI Express, NAND Flash and DDR DRAM subsystems.
Samsung has lead the industry in DDR technology since July 1997 when the company first proposed the bi-directional DDR SDRAM standard to JEDEC.
Dense-Pac achieves this space-saving, high-density cost-efficient memory by stacking two 128Mb, or 256Mb DDR SDRAM chips in 2 bank configurations for 256 and 512Mb stacks.
Already, initial shipments of DDR are finding their way into high-end graphics cards.