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Developmental Toxicity and Thyroid-Disrupting Effects of Combined Exposure to Pb(II) and 210Pb(II) in Zebrafish Embryos [PDF]

open access: yesToxics
The toxicity of radioactive metals arises from both chemical toxicity and radiotoxicity. 210Pb(II) is a long-lived radionuclide in the decay chain of natural uranium series 238U and exhibits extremely high toxicity.
Chao Xu   +9 more
doaj   +2 more sources

Adsorption of Fe-modified peanut shell biochar for Pb(II) in mixed Pb(II), Cu(II), Ni(II) solutions [PDF]

open access: yesScientific Reports
A Fe-modified black peanut shell biochar (Fe@BC) was fabricated using FeCl3 as a magnetic modifier, its sorption for Pb(II) in mixed Pb(II), Cu(II), Ni(II) solutions was examined. It was showed that Fe@BC had better adsorption for Pb(II).
Jingyi Chen   +5 more
doaj   +2 more sources

Crescimento e produção do gergelim em diferentes níveis de solução organomineral

open access: yesRevista Verde de Agroecologia e Desenvolvimento Sustentável, 2016
O Gergelim (Sesamum indicum L.), espécie pertencente à família Pedaliaceae, é uma das oleaginosas, mais antigas utilizadas pela humanidade com potencial para diversos fins industriais.
Emerson Lúcio Gomes Silva   +4 more
doaj   +1 more source

Caracterização biométrica externa, avaliação corpórea e caracterização histológica do trato gastrintestinal de gaviões-carijó (Rupornis magnirostris) apreendidos pelo CETAS/IBAMA na Paraíba

open access: yesBiotemas, 2013
Este estudo teve por objetivo analisar as medidas biométricas externas e do sistema digestório e, também, as condições corpóreas e de plumagem de gaviões-carijó apreendidos pelo CETAS/IBAMA na Paraíba, e descrever a histologia das vísceras do trato ...
Millena de Oliveira Firmino   +4 more
doaj   +1 more source

Controladores digitais de corrente para máquinas de indução

open access: yesEletrônica de Potência, 1996
Esse trabalho apresenta a análise, projeto e implementaçáo prática da malha de corrente para um máquina de induçáo. Três diferentes estratégias de controle são investigadas: o controlador preditivo e os controladores PI síncrono e estacionário.
Alexandre C. Oliveira   +2 more
doaj   +1 more source

Poly(vinylbenzyl Pyridinium Salts) as Novel Sorbents for Hazardous Metals Ions Removal

open access: yesMolecules, 2022
Novel efficient complexing resins—poly(vinylbenzyl pyridinium salts) fabricated through poly(vinylbenzyl halogene-co-divinylbenzene) quaternization of N-decyloxy-1-(pyridin-3-yl)ethaneimine and N-decyloxy-1-(pyridin-4-yl)ethaneimine—were tested as ...
Karolina Wieszczycka   +4 more
doaj   +1 more source

Effects of Temperature and Salt Stress on Cereus fernambucensis Seed Germination

open access: yesBiology
The Brazilian Atlantic Forest is recognized as a biodiversity hotspot with high levels of Cactaceae endemism, attracting significant attention for conservation efforts [...]
João Henrique Constantino Sales Silva   +4 more
doaj   +1 more source

Analysis of Phenotypic Variability in Natural Populations of Cereus fernambucensis Lem. (Cactaceae)

open access: yesBiology
Genetic diversity is essential for species adaptation, evolution, and conservation and is a determining factor in plants of ecological and agronomic interest, such as Cereus fernambucensis (Cactaceae).
João Henrique Constantino Sales Silva   +4 more
doaj   +1 more source

Corrélation des taux de cortisol dans le sérum, les poils et les fèces chez le dromadaire (Camelus dromedarius)

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 2016
Alors que cela a été réalisé chez de nombreuses autres espèces de mammifères, chez le dromadaire, l’évaluation du taux de cortisol a été très rarement décrite dans les fèces, et elle ne l’a jamais été dans les poils.
Rita Bargaâ   +10 more
doaj   +1 more source

Biosorption of Aqueous Pb(II) by a Metabolically Inactive Industrial Klebsiella Pneumoniae Strain

open access: yesChemical Engineering Transactions, 2022
A microbial consortium which was obtained from lead contaminated soil at a battery recycling plant in South Africa was previously proved to be effective at removing approximately 50% of Pb(II) from solution within the first 3 h at 80 and 500 ppm Pb(II ...
Patrick Y. Kpai   +2 more
doaj   +1 more source

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