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Toxic Effect

Toxic effect of silica nanoparticles on endothelial cells through DNA damage response via Chk1-dependent G2/M checkpoint.

Toxic effect of silica nanoparticles on endothelial cells through DNA damage response via Chk1-dependent G2/M checkpoint.

... Since the maintenance of ROS homeostasis depended on the respiratory chain and the membrane potential, oxidative damage may occur due to the decreasing of membrane potential [41,43]. In addition, DNA damage could be ...

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The Toxic Effect on Children of a Degraded U.S. Society, Family, and Educational Context: How Will This Nation Respond?

The Toxic Effect on Children of a Degraded U.S. Society, Family, and Educational Context: How Will This Nation Respond?

... The prison population compounds the drop-out picture. The U.S. holds five percent of the world’s population but one-fourth of its incarcerated (Burd-Sharps, Lewis, & Martins, 2008). Prison inmates are included in the ...

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Antitumor effect of Bothrops jararaca venom

Antitumor effect of Bothrops jararaca venom

... Many experimental studies have been carried out using snake venoms for the treatment of animal tumors. However, we have seen many controversies on this subject. Some authors have reported that tumor treatment with ...

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Reação de genótipos de mamoeiro a mancha-alvo e atividade de extratos vegetais e Bacillus spp.sobre Corynespora cassiicola

Reação de genótipos de mamoeiro a mancha-alvo e atividade de extratos vegetais e Bacillus spp.sobre Corynespora cassiicola

... fungi toxic effect of neem, citronella and eucalyptus extracts, and fungi static effects of Bacillus isolates on the fungus ...inhibitory effect on the mycelial growth of ...

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Hypericum perforatum phenolic compounds : protective role in the toxicity induced by heterologous expression of α-synuclein and huntingtin in yeast cells

Hypericum perforatum phenolic compounds : protective role in the toxicity induced by heterologous expression of α-synuclein and huntingtin in yeast cells

... In the case of cells harboring the empty vector (Fig. 14A), it was possible to observe a continued growth, as expected, since protein expression does not occur. The same happened in case of normal htt form 25Q (Fig. 14C) ...

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EFFICACY OF Euphorbia hirta LATEX AS PLANT DERIVED MOLLUSCICIDES AGAINST FRESHWATER SNAILS

EFFICACY OF Euphorbia hirta LATEX AS PLANT DERIVED MOLLUSCICIDES AGAINST FRESHWATER SNAILS

... Toxic effect of latex powder of E. hirta with other compounds was also studied in mixed populations of fish and snails. In these experiments a group of 50 snails Lymnaea acuminata and 50 fish Channa ...

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Effects of high proline accumulation on chloroplast and mitochondrial ultrastructure and on osmotic adjustment in tobacco plants

Effects of high proline accumulation on chloroplast and mitochondrial ultrastructure and on osmotic adjustment in tobacco plants

... have toxic effects on subcellular structures such as mitochondria and chloroplasts (HARE et ...some toxic effect on the mitochondria and chloroplasts, we carried out a transmission electron ...

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Effect of activation of canonical Wnt signaling by the Wnt-3a protein on the susceptibility of PC12 cells to oxidative and apoptotic insults

Effect of activation of canonical Wnt signaling by the Wnt-3a protein on the susceptibility of PC12 cells to oxidative and apoptotic insults

... two toxic concentrations (100 and 500 nM; Figure ...concentration-response effect of Wnt-3a against the toxic effect of the higher (500 nM) concentration of staurosporine, three concentrations ...

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Filamentous Fungi Isolated from Brazilian Semiarid Tolerant to Metallurgical Industry Wastes: An Ex Situ Evaluation

Filamentous Fungi Isolated from Brazilian Semiarid Tolerant to Metallurgical Industry Wastes: An Ex Situ Evaluation

... the toxic effect of adding a lead-rich waste from a metallurgical industry in the Brazilian semiarid soil microbiota, evaluating possible changes in microbial biomass carbon, basal respiration and fungal ...

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CASE REPORT ACUTE RENAL FAILURE AFTER MASSIVE HONEYBEE STINGS

CASE REPORT ACUTE RENAL FAILURE AFTER MASSIVE HONEYBEE STINGS

... Two clinical cases of patients who survived after numerous attacks of Africanized bees (600 and 1500 bee stings, respectively) are reported. Clinical manifestation was characterized by diffuse and widespread edema, a ...

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Engineering of Helicobacter pylori L-asparaginase: characterization of two functionally distinct groups of mutants.

Engineering of Helicobacter pylori L-asparaginase: characterization of two functionally distinct groups of mutants.

... cytotoxic effect on HL-60 ...cyto- toxic effect comparable to, or higher than, the one of the wild type enzyme when similar as- paraginase units were ...anti-proliferative effect of the drug ...

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Arq. Bras. Oftalmol.  vol.79 número4

Arq. Bras. Oftalmol. vol.79 número4

... direct toxic effect on the cornea by damaging epithelial plasma membranes and microvilli, or the repeated exposure to cocaine may result in decreased corneal sensation and poor blink reflex; moreover, the ...

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Effects of gamma radiation on cork wastewater: Antioxidant activity and toxicity

Effects of gamma radiation on cork wastewater: Antioxidant activity and toxicity

... A comprehensive assessment of the toxicity and antioxidant activity of cork boiling wastewater and the effects of gamma radiation on these parameters was performed. Antioxidant activity was evaluated using different ...

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Ceriodaphnia dubia Richard (Cladocera, Crustacea)

Ceriodaphnia dubia Richard (Cladocera, Crustacea)

... quality effect; in other words, metal could have affected the nutritional value of the algal cells to which they were ...the toxic effect were less pronounced than those obtained when the test ...

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Int. Arch. .  vol.18 número2

Int. Arch. . vol.18 número2

... additive toxic effect to the peripheral auditory system, confirming the harmfulness of associated agents, 8–15 leaving sequelae in specific frequencies 2 to 4 kHz, 16 and significantly increasing the risk of ...

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Genotoxicity Induced by Foetal and Infant Exposure to Magnetic Fields and Modulation of Ionising Radiation Effects.

Genotoxicity Induced by Foetal and Infant Exposure to Magnetic Fields and Modulation of Ionising Radiation Effects.

... the effect of in utero exposure to ELF-MF on male reproductive system are few and results are ...developmental toxic effects were shown in a multigenera- tion study in rats exposed ...

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Arq. NeuroPsiquiatr.  vol.66 número1

Arq. NeuroPsiquiatr. vol.66 número1

... Toxic and deiciency optic neuropathies are due to toxic chemicals and nutritional deficiency. The visual symptoms (dyschromatopsia and progressive reduction of visual acuity) usually occur bilaterally, ...

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Genotoxic, phytotoxic and protective effects of Portuguese propolis

Genotoxic, phytotoxic and protective effects of Portuguese propolis

... Plant allelochemicals, plant secondary metabolites with communication roles between species, include an array of compounds such as phenols, terpenes, alkaloids, quinones, saponines, tannins, fatty acids or peptides ...

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Accessing Planktothrix species diversity and associated toxins using quantitative real-time PCR in natural waters

Accessing Planktothrix species diversity and associated toxins using quantitative real-time PCR in natural waters

... Moreira et al. 2011) and saxitoxin synthetase genes (Al-Tebrineh et al. 2010). These reports are of great use for studying toxic genotype proportion and occurrence in the environment and have been proven to ...

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Artificial saliva effect on toxic substances release from acrylic resins

Artificial saliva effect on toxic substances release from acrylic resins

... Background/Aim. Acrylic-based resins are intensively used in dentistry practice as restorative or denture-base materials. The purpose of this study was to analyze the surface structure of denture base resins and the ...

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