Literature DB >> 1802406

Nuclear metabolic changes induced by tumor necrosis factor in Daudi lymphoma cells; a multiparametric analysis.

E Santavenere1, A Cataldi, R Rana, M Vitale, R Lisio, L Di Domenicantonio, L Zamai, O Trubiani, S Miscia.   

Abstract

The effects of r-TNF alpha on cell cycle progression and DNA polymerase activity in Daudi lymphoma cells have been analyzed. Cytofluorimetric analysis of the cell cycle after 6 to 24 hr of treatment revealed both a decrease of BrdU incorporation per cell and a light inhibition of S phase as assessed by the analysis of the percentual distribution of cell cycle compartments. The reduction of BrdU incorporation can be related to the early decrease in the rate of DNA synthesis that follows r-TNF alpha treatment. These results suggest that one of the early events induced by r-TNF alpha at nuclear level is the slowering of DNA synthesis leading to a reduced cell cycle progression.

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Year:  1991        PMID: 1802406     DOI: 10.1016/0309-1651(91)90095-z

Source DB:  PubMed          Journal:  Cell Biol Int Rep        ISSN: 0309-1651


  3 in total

Review 1.  Bromodeoxyuridine: a diagnostic tool in biology and medicine, Part III. Proliferation in normal, injured and diseased tissue, growth factors, differentiation, DNA replication sites and in situ hybridization.

Authors:  F Dolbeare
Journal:  Histochem J       Date:  1996-08

2.  Cellular accumulation of 18F-labelled boronophenylalanine depending on DNA synthesis and melanin incorporation: a double-tracer microautoradiographic study of B16 melanomas in vivo.

Authors:  R Kubota; S Yamada; K Ishiwata; M Tada; T Ido; K Kubota
Journal:  Br J Cancer       Date:  1993-04       Impact factor: 7.640

3.  Effects of tumour necrosis factor-alpha on BrdU incorporation in cultured human enterocytes.

Authors:  J McDevitt; C Feighery; C O'Farrelly; G Martin; D G Weir; D Kelleher
Journal:  Mediators Inflamm       Date:  1995       Impact factor: 4.711

  3 in total

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