tretinoin has been researched along with quinoline* in 1 studies
1 other study(ies) available for tretinoin and quinoline
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Synthesis of 1-substituted 3-pyridinylmethylidenylindolin-2-ones and 1-substituted 3-quinolinylmethylidenylindolin-2-ones as the enhancers of ATRA-induced differentiation in HL-60 cells.
As part of our continuing search for potential differentiation agents, 1-benzyl-3-(4-pyridinylmethylidenyl)indolin-2-one (14) was selected as lead compound, and its new pyridinyl and quinolinyl analogs were synthesized and evaluated for differentiation-inducing activity toward HL-60 cells. Most of the tested compounds enhanced the ATRA-induced differentiation; among them, 1-(1-phenylethyl)-3-(3-quinolinylmethylidenyl)indolin-2-one (25) was the most promising one. The two isomers, 25Z and 25E; consisting 25 were found to have similar differentiation activity. The combination of 25 with all trans retinoic acid (ATRA) was found to induce complete differentiation of HL-60 cells and arrest the cells in the G(0)/G(1) phase of the cell cycle. Beside its excellent differentiation activity, 25 also exhibited relatively low cytotoxicity toward normal cells. Therefore, compound 25 is recommended as a candidate for further development of novel enhancer of ATRA-induced differentiation in HL-60 cells. Topics: Cell Differentiation; Cell Proliferation; Cell Shape; HL-60 Cells; Humans; Magnetic Resonance Spectroscopy; Methylation; Molecular Structure; Pyrimidines; Quinolines; Structure-Activity Relationship; Tretinoin | 2008 |