Results 51 to 60 of about 777,176 (211)

Guanicid and PHMG Toxicity Tests on Aquatic Organisms

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2016
The emergence and development of new algicidal products is caused by the ever increasing popularity of garden ponds as well as the use of these products in the fisheries sector, especially for disposal of cyanobacteria and algae.
Eva Poštulková, Radovan Kopp
doaj   +1 more source

Disrupt toxicity testing [PDF]

open access: yesToxicology Research and Application, 2017
Dimensions of time that are relevant to molecular mechanisms are not incorporated into conventional toxicity testing methodologies. Historically, this was due to technological limitations. These limitations no longer exist. Application of real-time imaging and chemical sensor technologies presents an opportunity to overcome the challenges that have ...
Janis E Hulla, A Wallace Hayes
openaire   +1 more source

Acute toxicity of synyhetic resin effluent to African Catfish, Clarias gariepinus [BURCHELL, 1822]. [PDF]

open access: yes, 2012
Aquatic pollution as a field has gained a lot of attention over the decades majorly because of the vital role the aquatic environment plays in the human lifecycle.
Dahunsi, S. O., Oranusi, S. U.
core   +1 more source

Experimental evaluation of acute toxicity heterometalic new compounds – tartratogermanat cooper and zinc

open access: yesZaporožskij Medicinskij Žurnal, 2017
One of the possible ways of creating new drugs is aiming synthesis of compounds previously envisaged activity. Perspective in this area is to obtain complexes based on metal ions and ligands.
G. P. Paniotova   +5 more
doaj   +1 more source

The surface reactivity of iron oxide nanoparticles as a potential hazard for aquatic environments: A study on Daphnia magna adults and embryos [PDF]

open access: yes, 2018
open5noNano-ecotoxicology is extensively debated and nanomaterial surface reactivity is an emerging topic. Iron oxide nanoparticles are widely applied, with organic or inorganic coatings for stabilizing their suspensions.

core   +1 more source

Biosolid Soil Application: Toxicity Tests under Laboratory Conditions

open access: yesApplied and Environmental Soil Science, 2012
A large volume of generated sewage sludge makes its disposal a problem. The usage of sludge in agriculture is highlighted by a number of advantages. However, heavy metals and other toxic compounds may exercise harmful effects to soil organisms.
Cintya Ap. Christofoletti   +2 more
doaj   +1 more source

Developments in Toxicity Testing with Duckweeds

open access: yesJournal of Xenobiotics
Duckweeds are a family of small floating macrophytes (the Lemnaceae) that inhabit quiet freshwaters worldwide. They have long been employed to determine toxicity to higher plants in the aquatic environment, and standardized national and international ...
Paul Ziegler
doaj   +1 more source

Evaluation of produced water toxicity from an oil maritime terminal through Skeletonema costatum toxicity tests

open access: yesBrazilian Journal of Oceanography, 1999
The liquid effluent from an oil maritime terminal, with produced water as the main component, had its toxicity evaluated through toxicity tests with the diatom Skeletonema costatum.
Elizabeth Aidar   +5 more
doaj   +1 more source

Validation of a method for measuring sperm quality and quantity in reproductive toxicity tests with pair-breeding male fathead minnows (Pimephales promelas) [PDF]

open access: yes, 2009
This article originally appeared in the ILAR e-Journal. It is reprinted with permission from the ILAR Journal, Institute for Laboratory Animal Research, National Research Council, Washington DC (www.nationalacademies.org/ilar).The fathead minnow ...
Hala, D   +3 more
core   +1 more source

Cobalt toxicity in anaerobic granular sludge: influence of chemical speciation [PDF]

open access: yes, 2008
The influence of cobalt speciation on the toxicity of cobalt to methylotrophic methanogenesis in anaerobic granular sludge was investigated. The cobalt speciation was studied with three different media that contained varying concentrations of complexing ...
Baldo-Urrutia, A.M.   +4 more
core   +2 more sources

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