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- Publications
- Influence
Connecting TNF-α Signaling Pathways to iNOS Expression in a Mouse Model of Alzheimer's Disease: Relevance for the Behavioral and Synaptic Deficits Induced by Amyloid β Protein
- R. Medeiros, R. D. Prediger, +9 authors J. Calixto
- Biology
- The Journal of Neuroscience
- 16 May 2007
Increased brain deposition of amyloid β protein (Aβ) and cognitive deficits are classical signals of Alzheimer's disease (AD) that have been highly associated with inflammatory alterations. The… Expand
Prenatal methylmercury exposure hampers glutathione antioxidant system ontogenesis and causes long-lasting oxidative stress in the mouse brain.
- James Stringari, A. K. C. Nunes, +8 authors M. Farina
- Chemistry, Medicine
- Toxicology and applied pharmacology
- 15 February 2008
During the perinatal period, the central nervous system (CNS) is extremely sensitive to metals, including methylmercury (MeHg). Although the mechanism(s) associated with MeHg-induced developmental… Expand
Antioxidant status and stress proteins in the gills of the brown mussel Perna perna exposed to zinc.
- J. Franco, D. B. Trivella, +4 authors A. Dafre
- Biology, Medicine
- Chemico-biological interactions
- 15 April 2006
Zinc, at low levels, has several basic housekeeping functions in metalloenzymes, transcription factors, immunoregulation, growth, and cytoprotection, displaying antioxidant, anti-apoptotic, and… Expand
Methylmercury neurotoxicity is associated with inhibition of the antioxidant enzyme glutathione peroxidase.
- J. Franco, T. Posser, +7 authors M. Farina
- Chemistry, Medicine
- Free radical biology & medicine
- 15 August 2009
In this study, we investigated the involvement of glutathione peroxidase-GPx in methylmercury (MeHg)-induced toxicity using three models: (a) in mouse brain after treatment with MeHg (40 mg/L in… Expand
Mercurial-induced hydrogen peroxide generation in mouse brain mitochondria: protective effects of quercetin.
- J. Franco, H. C. Braga, +8 authors M. Farina
- Chemistry, Medicine
- Chemical research in toxicology
- 19 October 2007
Plants of the genus Polygala have been shown to possess protective effects against neuronal death and cognitive impairments in neurodegenerative disorders related to excitotoxicity. Moreover,… Expand
Zinc attenuates malathion-induced depressant-like behavior and confers neuroprotection in the rat brain.
- P. S. Brocardo, F. Assini, +5 authors A. Rodrigues
- Medicine, Chemistry
- Toxicological sciences : an official journal of…
- 1 May 2007
Malathion is an organophosphate widely used as an insecticide in agriculture and in public health programs, causing risk to human health. As was recently reported, malathion induces depressant-like… Expand
Diphenyl diselenide confers neuroprotection against hydrogen peroxide toxicity in hippocampal slices
- T. Posser, J. Franco, Daiane Almeida dos Santos, Ana Paula Rigon, R. Leal
- Chemistry, Medicine
- Brain Research
- 14 March 2008
The present study aimed at investigating the potential in vitro protective effect of the organochalcogenide diphenyl diselenide - (PhSe)2 - against hydrogen peroxide (H2O2)-induced toxicity in rat… Expand
Antioxidant responses and lipid peroxidation following intranasal 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP) administration in rats: increased susceptibility of olfactory bulb.
- J. Franco, Rui D S Prediger, P. Pandolfo, R. N. Takahashi, M. Farina, A. Dafre
- Chemistry, Medicine
- Life sciences
- 24 April 2007
We evaluated an alternative method to investigate a possible involvement of environmental toxins in the pathology of Parkinson's disease (PD). There is considerable evidence supporting the role of… Expand
Cerebellar thiol status and motor deficit after lactational exposure to methylmercury.
- J. Franco, A. Teixeira, +9 authors M. Farina
- Chemistry, Medicine
- Environmental research
- 1 September 2006
This study examined the exclusive contribution of methylmercury (MeHg) exposure through maternal milk on biochemical parameters related to the thiol status (glutathione (GSH) levels, glutathione… Expand
Antioxidant effect of diphenyl diselenide against sodium nitroprusside (SNP) induced lipid peroxidation in human platelets and erythrocyte membranes: an in vitro evaluation.
- T. Posser, M. B. Moretto, +7 authors J. Franco
- Chemistry, Medicine
- Chemico-biological interactions
- 1 December 2006
An in vitro evaluation on the antioxidant effect of diphenyl diselenide (PhSe)(2), an organochalcogenide, against sodium nitroprusside (SNP)-induced lipid peroxidation (LPO) was conduced. Human… Expand