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There is a lot of interest in the health benefits of dietary carotenoids and on the relationship of these compounds with smoke. In particular, it is unknown if the enhanced cancer risk observed in… (More)
DNA oxidative damage was measured in human promyelocytic leukemia HL-60 cells, in the same cells committed to granulocytic differentiation with dimethyl sulfoxide (DMSO) or all-trans-retinoic acid… (More)
BACKGROUND "Cancer stem cells" (CSC) have been identified as a minority of cancer cells responsible for tumor initiation, maintenance and spreading. Although a universal marker for CSC has not yet… (More)
Protein complexes composed of cyclins and cyclin-dependent kinases control the orderly progression of mammahan cells through the cell cycle. The p27 ’ protein belongs to a family of cyclin-dependent… (More)
Protein complexes composed of cyclins and cyclin-de- pendent kinases control the orderly progression of mamma- han cells through the cell cycle. The p27�' protein belongs to a family of… (More)