0000000000318869

AUTHOR

Juan Segura-aguilar

0000-0002-1018-673x

showing 5 related works from this author

The levels of quinone reductases, superoxide dismutase and glutathione-related enzymatic activities in diethylstilbestrol-induced carcinogenesis in t…

1990

The level of quinone oxidoreductases (microsomal and cytosolic DT-diaphorase, NADPH-cytochrome P450 reductase and NADH-cytochrome b5 reductase), superoxide dismutase and glutathione-related enzymatic activities in diethylstilbestrol (DES)-induced carcinogenesis in kidney from Syrian golden hamsters are presented. Animals that exhibited two different stages of DES-induced carcinogenesis in kidney--pre- and neoplastic lesions and tumorous lesions (after 6 and 8 months of continuous exposure to DES respectively)--were studied in comparison to kidneys from control animals. A dramatic decrease in microsomal and cytosolic DT-diaphorase activities (13.6 and 37.8% of controls), as well as in glutat…

MaleCancer Researchmedicine.medical_specialtyReductaseKidneySuperoxide dismutaseLipid peroxidationchemistry.chemical_compoundQuinone ReductasesCytosolReference ValuesInternal medicineCricetinaeMicrosomesmedicineAnimalsQuinone ReductasesDiethylstilbestrolGlutathione TransferaseNADPH-Ferrihemoprotein Reductasechemistry.chemical_classificationGlutathione PeroxidasebiologyMesocricetusSuperoxideSuperoxide DismutaseGlutathione peroxidaseGeneral MedicineGlutathioneKidney NeoplasmsEndocrinologyCytochromes b5chemistrybiology.proteinPrecancerous ConditionsGolden hamsterCarcinogenesis
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Autophagy

2012

Klionsky, Daniel J. et al.

autophagy assays[SDV]Life Sciences [q-bio]AutolysosomeAutophagosome maturationautophagosomeBioinformaticsstressChaperone-mediated autophagyModelsLC3MESH: Animalsguidelinesautolysosome autophagosome flux LC3 lysosome phagophore stress vacuoleSettore BIO/06 - Anatomia Comparata E CitologiaComputingMilieux_MISCELLANEOUSSettore BIO/17Autophagy databaseautolysosome3. Good healthddc:540lysosomeEnergy and redox metabolism Mitochondrial medicine [NCMLS 4]methods [Biological Assay]Biological AssaySettore BIO/17 - ISTOLOGIANeuroniMAP1LC3BHumanautophagygenetics [Autophagy]AutofagiaMESH: Autophagy*/genetics[SDV.BC]Life Sciences [q-bio]/Cellular BiologyAutofagia; Neuroni; istologiaBiologyModels BiologicalLC3; autolysosome; autophagosome; flux; lysosome; phagophore; stress; vacuoleddc:570AutophagyAnimalsHumansAutophagy-Related Protein 7[SDV.BC] Life Sciences [q-bio]/Cellular BiologyBiological Assay/methodsMolecular BiologyBiologyAutophagy; guidelines; autophagy assaysistologiaphagophoreMESH: HumansAnimals; Biological Assay; Humans; Models Biological; AutophagyvacuoleAnimal[ SDV.BC ] Life Sciences [q-bio]/Cellular BiologyMESH: Models BiologicalPathogenesis and modulation of inflammation Infection and autoimmunity [N4i 1]Cell BiologyBiologicalAutophagy/geneticsfluxAutophagosome membraneAutophagy Protein 5Human medicineMESH: Biological Assay/methods*Neuroscienceautolysosome; autophagosome; flux; LC3; lysosome; phagophore; stress; vacuoleAutophagy
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Activity and immunohistochemistry of DT-diaphorase in hamster and human kidney tumours.

1994

We have studied the biochemical and immunohistochemical changes of DT-diaphorase in diethylstilbestrol (DES)-induced hamster kidney tumours and human biopsies from normal kidneys and renal clear cell carcinoma. The activities of primary and secondary antioxidants in these hamster and human tissues are also reported. DT-diaphorase is decreased in the different subcellular fractions of hamster and human tissues. In hamster kidney the activities of the one-electron quinone reductases show a nearly two-fold increase. Immunohistochemical findings confirm the decrease in DT-diaphorase in hamster and human tissues. This image is of special interest in the case of nephroblastoma (Wilms' tumour), si…

MaleCancer ResearchPathologymedicine.medical_specialtyDiethylstilbestrolHamsterBiologyKidneychemistry.chemical_compoundCricetinaemedicineNAD(P)H Dehydrogenase (Quinone)AnimalsHumansDiethylstilbestrolchemistry.chemical_classificationKidneyGlutathione PeroxidaseMesocricetusSuperoxide DismutaseGlutathione peroxidaseWilms' tumorGeneral Medicinemedicine.diseaseMolecular biologyImmunohistochemistryKidney NeoplasmsClear cell renal cell carcinomamedicine.anatomical_structurechemistryGlutathione disulfideImmunohistochemistryRabbitsmedicine.drugCarcinogenesis
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Antioxidant and glutathione-related enzymatic activities in rat sciatic nerve

1990

Abstract The present work tries to establish the antioxidant capacity of the peripheral nervous tissue of the rat, in terms of the enzymatic activities present in this tissue that either prevent the formation of activated species as the semiquinone radical (DT-diaphorase), protect against activated oxygen species (superoxide dismutase, glutathione peroxidase), conjugate natural toxic products or xenobiotics (glutathione S-transferases, especially the activity conjugating 4-hydroxy-nonenal), or complete the glutathione system metabolism (glutathione disulfide reductase, γ-glutamyl transpeptidase). All the activities studied are lower in this tissue than they are in liver, except for γ-glutam…

AntioxidantGPX3medicine.medical_treatmentGlutathione reductaseToxicologyAntioxidantsSuperoxide dismutaseCellular and Molecular Neurosciencechemistry.chemical_compoundDevelopmental NeurosciencemedicineAnimalsQuinone ReductasesGlutathione Transferasechemistry.chemical_classificationGlutathione PeroxidasebiologySuperoxide DismutaseChemistryGlutathione peroxidaseNervous tissuegamma-GlutamyltransferaseGlutathioneGlutathioneSciatic NerveRatsGlutathione S-transferasemedicine.anatomical_structureBiochemistrybiology.proteinNeurotoxicology and Teratology
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Erratum

2016

Author(s): Klionsky, DJ; Abdelmohsen, K; Abe, A; Abedin, MJ; Abeliovich, H; Arozena, AA; Adachi, H; Adams, CM; Adams, PD; Adeli, K; Adhihetty, PJ; Adler, SG; Agam, G; Agarwal, R; Aghi, MK; Agnello, M; Agostinis, P; Aguilar, PV; Aguirre-Ghiso, J; Airoldi, EM; Ait-Si-Ali, S; Akematsu, T; Akporiaye, ET; Al-Rubeai, M; Albaiceta, GM; Albanese, C; Albani, D; Albert, ML; Aldudo, J; Algul, H; Alirezaei, M; Alloza, I; Almasan, A; Almonte-Beceril, M; Alnemri, ES; Alonso, C; Altan-Bonnet, N; Altieri, DC; Alvarez, S; Alvarez-Erviti, L; Alves, S; Amadoro, G; Amano, A; Amantini, C; Ambrosio, S; Amelio, I; Amer, AO; Amessou, M; Amon, A; An, Z; Anania, FA; Andersen, SU; Andley, UP; Andreadi, CK; Andrieu-Ab…

0301 basic medicineSettore BIO/06biologyCell Biology[SDV.BC]Life Sciences [q-bio]/Cellular Biologybiology.organism_classificationCell biologyInterpretation (model theory)03 medical and health sciencesArama030104 developmental biologyMolecular BiologyHumanitiesComputingMilieux_MISCELLANEOUS
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