Resultados de búsqueda - "Heavy metal"

The rice cation/H+ exchanger family involved in Cd tolerance and transport por Zou, Wenli, Chen, Jingguang, Meng, Lijun, Chen, Dandan, He, Haohua, Ye, Guoyou

“…Cadmium (Cd), a heavy metal toxic to humans, easily accumulates in rice grains. …”
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Challenges to wastewater aquaculture: a case study of traditional and emerging contaminant concentrations in African catfish [Abstract only] por Asem-Hiablie, S., Yeboah-Agyepong, M., Amoah, Philip, Church, C.D., Shappell, N., Schoenfuss, H.L., Aikins, S., Agbo, N.W., Drechsel, Pay

“…Furthermore, the levels of heavy metals found in fish tissue were below the expected daily nutritional requirement (1-2 mg) for humans and poses insignificant toxicological risks. …”
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Ecohealth research to regionally address agriculture intensification impacts on health and the environment in Southeast Asia and China por Hung Nguyen-Viet, Dinh Xuan Tung, Phuc Pham Duc, Kittayapong, P., Adismito, W., Fang, J.

“…In Chachoengsao Province of Thailand, key findings include evidences for higher risk of vectorborne diseases (dengue and chikungunya) in rubber plantation areas as well as higher microbial and heavy metal contamination of water and soil. In six villages of three townships in a County of Yunnan Province, China, issues identified were lack of farmer knowledge of pesticides, pesticide abuse, and ineffective policy to reduce pesticide abuse. …”
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Agricultural intensification exacerbates spillover effects on soil biogeochemistry in adjacent forest remnants por Didham, R.K., Barker, G.M., Bartlam, S., Deakin, E.L., Denmead, L.H., Flak, L.M., Peters, J.M.R., Tylianakis, Jason M., Wright, H.R., Schipper, L.A.

“…In particular, total C, total N, δ15N, total P and heavy-metal contaminants of phosphate fertilizers (Cd and U) increased significantly within remnants in response to increasing land-use intensity, and these effects were exacerbated in unfenced relative to fenced remnants. …”
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Phenotypic, host range and symbiotic characteristics of indigenous soybean nodulating rhizobia from Ethiopian soils por Abera, Y., Masso, C., Assefa, F.

“…The isolates were also diverse in their inherent antibiotic and heavy metal resistance. All the isolates were able to nodulate soybean variety Clark-63K with significant difference in their capacity to infect and effectively fix nitrogen evidenced from variations in nodulation parameters and shoot dry weights. …”
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The Piks allele of the NLR immune receptor Pik breaks the recognition of AvrPik effectors of the rice blast fungus por Xiao, Gui, Wang, Wenjuan, Liu, Muxing, Li, Ya, Liu, Jianbin, Franceschetti, Marina, Yi, Zhaofeng, Zhu, Xiaoyuan, Zhang, Zhengguang, Lu, Guodong, Banfield, Mark J., Wu, Jun, Zhou, Bo

“…Piks‐1 and Pikm‐1 have only two amino acid differences within the integrated heavy metal‐associated (HMA) domain. Pikm‐HMA interacts with AvrPik‐A, ‐D, and ‐E in vitro and in vivo, whereas Piks‐HMA does not bind any AvrPik variants. …”
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The use of a two-dimensional electrical resistivity tomography (2D-ERT) as a technique for cadmium determination in cacao crop soils por Bravo, Daniel, Benavides Erazo, Javier

“…Cadmium (Cd) is a non-essential heavy metal naturally occurring in the earth’s crust or due to anthropogenic activity. …”
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Geokemisk undersökning vid Rävlidmyrgruvan, Västerbottens län : provtagning, analys och förslag till åtgärder por Frandsen, Sara

“…The lake is presently considered as an oligotrophic lake, which is contaminated with heavy metals. The main purpose of the present study was to investigate possible remediation measures for reducing heavy metal leakage, based on the results of chemical analyses. …”

Cadmium uptake in willow (Salix viminalis L.) and spring wheat (Triticum aestivum L.) in relation to plant growth and Cd concentration in soil solution por Nylund, Eva

“…The cadmium (Cd) content in agricultural soils has increased during the last decades. This toxic heavy metal is allocated to edible plant parts and moves upwards in the food chain, e.g. via cereals and vegetables. …”
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Risk-based approach to food safety research: Application to pork value chains in Vietnam por Hung Nguyen-Viet, Sinh Dang Xuan, Tran Thi Tuyet Hanh, Phuc Pham Duc, Grace, Delia, Unger, Fred, Makita, K.

“…Chemical hazards (antibiotic, growth promoters, and heavy metal residues) in 190 pork samples from informal markets were also analyzed. …”
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Manual para el diagnóstico de cadmio en el cultivo de arroz (Oryza sativa L.) y su inmovilización mediante el uso de hongos formadores de micorrizas arbusculares por Ramírez Gómez, María Margarita, Chaali, Nesrine, Serralde Ordóñez, Diana Paola, Peñaranda Rolón, Andrea María, Beltrán Medina, José Isidro, Jaramillo Barrios, Camilo Ignacio, Ouazaa, Sofiane

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Assessment of lead tolerance on Glycine max (L.) Merr. at early growth stages por Blanco, Andrés, Pignata, María L., Lascano, Hernan Ramiro, Rodriguez, Judith Hebelen

“…Considering the toxicity of this heavy metal, the aim of the present study was to assess different concentrations of Pb, from low to extremely high (0.25 mM, 1 mM, and 2.5 mM), in soybean seedlings and their tolerance by analyzing morpho-physiological parameters in hydroponic experiments. …”
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Lead uptake and translocation pathways in soybean seedlings: the role of ion competition and transpiration rates por Blanco, Andrés, Pignata, María L., Lascano, Hernan Ramiro, Salazar, María J., Rodriguez, Judith Hebelen

“…Considering the toxicity of this heavy metal, the aim of the present study was to evaluate Pb uptake and translocation, and their toxic effects on soybean seedlings via experiments of ionic competition with Ca2+ (2.5 mM, Ca:Pb 1:1) and alteration of the transpiration flow [0.25 mM Pb(NO3)2]. …”
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Fast decolorization of azo dyes in alkaline solutions by a thermostable metal‑tolerant bacterial laccase and proposed degradation pathways por Navas, Laura Emilce, Carballo, Romina, Levin, Laura, Berretta, Marcelo Facundo

“…Its resistance towards different pHs and toxic heavy metals frequently present in wastewaters was also characterized. …”
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Effect of Arbuscular Mycorrhizal Colonization on Cadmium-Mediated Oxidative Stress in Glycine max (L.) Merr. por Molina, Alicia S., Lugo, Monica A., Perez Chaca, Maria V., Vargas Gil, Silvina, Zirulnik, Fanny, Leporati, Jorge, Ferrol, Nuria, Azcón Aguilar, Concepción

“…Cadmium is a heavy metal (HM) that inhibits plant growth and leads to death, causing great losses in yields, especially in Cd hyperaccumulator crops such as Glycine max (L.) …”
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Adaptation of genetically monomorphic bacteria : evolution of copper resistance through multiple horizontal gene transfers of complex and versatile mobile genetic elements por Richard, Damien, Ravigné, V., Rieux, A., Facon, B., Boyer, Claudine, Boyer, K., Grygiel, P., Javegny, S., Terville, M., Canteros, Blanca Isabel, Robène, I., Vernière, Christian, Chabirand, A., Lefeuvre, Pierre, Pruvost, Olivier

“…Genes involved in copper resistance were found to be strain dependent with the novel identification in X. citri pv. citri of copABCD and a cus heavy metal efflux resistance–nodulation–division system. …”
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Jordbrukets och järnframställningens påverkan på skogsutvecklingen vid Eskilshult, en by med medeltida anor por Karlsson, Martin

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Potential Use of a poultry manure digestate as a Biofertiliser: evaluation of soil properties and Lactuca sativa growth por Mortola, Natalia Andrea, Romaniuk, Romina Ingrid, Cosentino, Vanina Rosa Noemi, Carfagno, Patricia, Rizzo, Pedro Federico, Bres, Patricia Alina, Riera, Nicolas, Roba, Marcos Andrés, Butti, Mariano, Sainz, Daiana Soledad, Brutti, Lucrecia Noemi, Eiza, Maximiliano Joaquin

“…Soil samples were taken 7 and 34 d (harvest) after treatment applications. Heavy metal and pathogen contents in the digestate were below the upper limit values. …”
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Förutsättningar och möjligheter för växtgestaltning med luftrenande effekt i tunnelbanan por Lekander, Sofia

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Estado del cultivo de cacao en la cordillera nariñense con énfasis en la concentración de cadmio por Meneses Buitrago, Diego Hernán, Lerma Lasso, José Libardo, Guerrero Díaz, Gissela Fernanda, Cortés Delgadillo, Diego Leonardo, Martínez Pachón, Eliana, Montenegro, Andrea Constanza

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