Results 21 to 30 of about 784,142 (261)

History and sensitivity comparison of two standard whole-sediment toxicity tests with crustaceans : the amphipod Hyalella azteca and the ostracod Heterocypris incongruens microbiotest [PDF]

open access: yes, 2015
The review first details the development of the test procedures with Hyalella azteca which historically emerged as one of the recommended test species for whole-sediment assays and its gradual standardization and endorsement by national and international
Blaise, C   +5 more
core   +2 more sources

State of the science and the way forward for the ecotoxicological assessment of contaminated land Estado da arte e perspectivas da avaliação ecotoxicológica de áreas contaminadas

open access: yesPesquisa Agropecuária Brasileira, 2009
Over the past two decades, soil ecotoxicologists have made strides in utilizing the basic concepts and advancements in soil zoology and ecology. They have applied the existing tools, and developed new ones to investigate how chemical contamination can ...
Roman G. Kuperman   +5 more
doaj   +1 more source

Chronic toxicity of inhaled thymol in lungs and respiratory tracts in mouse model. [PDF]

open access: yes, 2019
Epinephrine HFA (Primatene® Mist) is a newly formulated asthma metered dose inhaler developed to replace the previous Primatene® Mist CFC. The formulation of Epinephrine HFA contains thymol, a substance recognized to be safe by the FDA.
Luo, Mary Z   +3 more
core   +2 more sources

Development and validation of Triticum phytobiological method as an alternative procedure for investigating in vivo acute toxicity on mice [PDF]

open access: yes, 2017
The goal of this study was to validate an alternative method for determining in vivo acute toxicity using vegetal material instead of laboratory animals, starting from the phytobiological method known also as the Triticum technique.
Anghel, Adriana   +5 more
core   +4 more sources

Life history traits of the exotic freshwater snail Melanoides tuberculata Müller, 1774 (Gastropoda, Thiaridae), and its sensitivity to common stressors in freshwaters

open access: yesActa Limnologica Brasiliensia, 2020
: Aim In the present study has analyzed several aspects of the life history traits of Melanoides tuberculata, an exotic species, under laboratory conditions, and its response to some stressors has also been applied.
Denise Tieme Okumura, Odete Rocha
doaj   +1 more source

Safety Assessment of Lactobacillus paracasei IBRC-M 11110 in Wistar rats: a subacute 28-day toxicity study

open access: yesMedical Laboratory Journal, 2021
Background and objectives:  Safety is a key criterion for assessment of probiotics. The objective of this study was to evaluate safety of a new Iranian Lactobacillus paracasei IBRC-M 11110 strain as a candidate probiotic.
Saba Bahrevar   +3 more
doaj  

Data-Based Radiation Oncology: Design of Clinical Trials in the Toxicity Biomarkers Era

open access: yesFrontiers in Oncology, 2017
The ability to stratify patients using a set of biomarkers, which predict that toxicity risk would allow for radiotherapy (RT) modulation and serve as a valuable tool for precision medicine and personalized RT.
David Azria   +22 more
doaj   +1 more source

Toxicity of Pb and of Pb/Cd combination on the springtail Folsomia candida in natural soils: Reproduction, growth and bioaccumulation as indicators [PDF]

open access: yes, 2012
The toxicity of Pb and Cd+Pb was assessed on the Collembola F. candida in two cultivated soils (SV and AU) with low organic matter (OM) content and circumneutral to basic pH, and an acid forested soil (EPC) with high OM content.
Bianco, Audrey   +4 more
core   +2 more sources

Effect of 10 UV Filters on the Brine Shrimp Artemia salina and the Marine Microalga Tetraselmis sp.

open access: yesToxics, 2020
The presence of pharmaceutical and personal care product (PPCP) residues in the aquatic environment is an emerging issue due to their uncontrolled release through gray water, and accumulation in the environment that may affect living organisms ...
Evane Thorel   +6 more
doaj   +1 more source

Tunable Functionality and toxicity studies of Titanium Dioxide Nanotube Layers [PDF]

open access: yes, 2010
In this work, we have developed economic process to elaborate scalable titanium dioxide nanotube layers which show a tunable functionality. The titanium dioxide nanotube layers was prepared by electrochemical anodization of Ti foil in 0.4 wt ...
Awitor, Ok   +6 more
core   +2 more sources

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