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The dysregulation of microRNA (miRNA) expression causes various kinds of diseases. Especially, alterations in miRNA expression levels are frequently observed in human tumor cells and are associated with cancer pathogenesis. Earlier we established Fluorouracil (5-FU)-resistant human colon cancer DLD-1 cells (DLD-1/5FU) from parental 5-FU- sensitive DLD-1(More)
The retroconchal space is defined in this article as the posterior part of the lateral wall of the nasal fossa. Considerable variations in the size and shape of this retroconchal space exist, these in turn depending on the variations of the middle and inferior conchae. The retroconchal space can be defined in plain radiographs or in nasopharyngograms. This(More)