Search Results - "Ekert, B"

Effect of γ-rays on Thymine in De-aerated Aqueous Solutions by EKERT, B

“…Column and paper chromatography was used to identify products formed in irradiated solutions of thymine in the absence of oxygen, The products identifled wcre…”
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Radiochemical cross-linking between proteins and RNA within 70 S ribosomal particles from E. coli MRE600 by Giocanti, N, Ekert, B

“…In the absence of oxygen, gamma-irradiation produces covalent links between some ribosomal proteins and 16 S RNA to 23 S RNA, within 70 S ribosomes from E…”
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Study of several factors in RNA-protein cross-link formation induced by ionizing radiations within 70S ribosomes of E. coli MRE 600 by Ekert, B, Giocanti, N, Sabattier, R

“…The induction of RNA-protein crosslinks in E. coli 70S ribosomes by gamma-irradiation was studied by measuring the dependence of cross-link formation on…”
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DNA-protein crosslinks induced by exposure of cultured mouse fibroblasts to dibenzo[a,e]fluoranthene and its bay- and pseudo-bay region dihydrodiols by Perin-Roussel, O, Ekert, B, Barat, N, Zajdela, F

“…The presence of DNA-protein crosslinks was shown by the alkaline elution technique in cultured mouse fibroblasts treated with dibenzo[a,e]fluoranthene (DBF), a…”
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Heterocyclic polycyclic aromatic hydrocarbon carcinogenesis: 7H-dibenzo[c,g]carbazole metabolism by microsomal enzymes from mouse and rat liver by Perin, F, Dufour, M, Mispelter, J, Ekert, B, Künneke, C, Oesch, F, Zajdela, F

“…The metabolism of dibenzo[c,g]carbazole (DBC), was studied in vitro using microsomal fractions of mouse and rat liver from animals, which were treated with…”
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Binding to DNA of bay region and pseudo bay region diol-epoxides of dibenzo[a,e]fluoranthene and comparison with adducts obtained with dibenzo[a,e]fluoranthene or its dihydrodiols in the presence of microsomes by Perin-Roussel, O, Saguem, S, Ekert, B, Zajdela, F

“…When dibenzo[a,e]fluoranthene (DBF) is incubated in vitro with mouse liver microsomes in the presence of calf thymus DNA, several metabolites bind covalently…”
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The metabolic activation of dibenzo[a,e]fluoranthene in vitro. Evidence that its bay-region and pseudo-bay-region diol-epoxides react preferentially with guanosine by Perin-Roussel, O, Croisy, A, Ekert, B, Zajdela, F

“…Dibenzo[a,e]fluoranthene ( DBF ), a non- alternant carcinogenic polycyclic aromatic hydrocarbon (PAH), binds covalently to DNA. The main adducts were…”
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Protein-RNA crosslinks in ribosomes: ultraviolet action spectra. Comparison with inactivation action spectrum by Muel, B, Giocanti, N, Ekert, B

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Influence of oxygen on the radiochemical inactivation of the microsomal monooxygenase complex by Ekert, B, Favaudon, V, Perin-Roussel, O, Lavalette, D

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Effect of X-Rays on Cytosine in Aerated Aqueous Solution by EKERT, B, MONIER, R

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Structure of thymine hydroperoxide produced by x-irradiation by EKERT, B, MONIER, R

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Biochemical analysis of damage induced in yeast by formaldehyde. I. Induction of single-strand breaks in DNA and their repair by Magaña-Schwencke, N, Ekert, B, Moustacchi, E

“…Analysis of sedimentation profiles in alkaline sucrose gradients showed that, through a metabolic process, formaldehyde (FA) produced single-strand breaks in…”
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Radiobiochemical studies on nucleic acids by APELGOT, S, EKERT, B, LATARJET, R, REBEYROTTE, N

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Structure of Thymine Hydroperoxide produced by X-Irradiation by EKERT, B., MONIER, R.

“…X irradiation of aerated aqueous solutions of nucleic acids, pyrimidine nucleotides, or pyrimidine bases was found to give rise to hydroperoxides. The…”
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Radiochemical cross-linking of proteins to RNA within ribosomal subunits from E. colil MRE 600 by Giocanti, N, Ekert, B

“…Irradiation in vitro of 30S and 50S ribosomal subunits from E. coli MRE 600 by gamma rays from cobalt 60, in the absence of oxygen, results in the formation of…”
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Unusual alkaline elution pattern induced in mammalian cell DNA by fast neutrons p(34) + Be by Ekert, B, Sabattier, R, Pironin, M

“…Syrian hamster fibroblasts (cell line BHK 21/13) were exposed to p(34) + Be fast neutron irradiation and their DNA analysed by the alkaline elution technique…”
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Formation of covalent linkages between the nucleic acid and protein constituents of E. coli MRE 600 ribosomes during gamma irradiation by Ekert, B, Giocanti, N

“…Gamma-irrdiation of E. coli MRE 600 ribosomes in aqueous suspensions leads to covalent linkages between the RNA and some ribosomal proteins. The presence of…”
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Formation, by gamma irradiation, of RNA-protein cross-links in E. coli ribosomes by Ekert, B, Giocanti, N

“…Gamma irradiation in desaerated conditions of E. coli MRE 600 ribosomes, labelled with C14 uracil, leads to a decrease of extractibility of C14 RNA by lithium…”
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Gamma-ray inactivation of Escherichia coli MRE 600 ribosomes; demonstration of an inhibition factor of their GTPase activity by Ekert, B, Vannier, P

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Apparent stimulation of dibenzo[a,e]fluoranthene in vitro metabolism in the presence of norharman by Perin-Roussel, O, Ekert, B, Zajdela, F

“…The effects of norharman (NH) on the metabolism of dibenzo[a,e]-fluoranthene (DBF) and on its fixation on DNA, RNA and proteins have been studied in vitro by…”
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