Results 31 to 40 of about 731,605 (329)

Linking toxicity and predation in a venomous arthropod: the case of Tityus fuhrmanni (Scorpiones: Buthidae), a generalist predator scorpion

open access: yesJournal of Venomous Animals and Toxins including Tropical Diseases, 2022
Background: Scorpions are arachnids that have a generalist diet, which use venom to subdue their prey. The study of their trophic ecology and capture behavior is still limited compared to other organisms, and aspects such as trophic specialization in ...
Alejandra Arroyave-Muñoz   +3 more
doaj   +1 more source

Preliminary evaluation of the efficacy and safety of brimonidine for general anesthesia

open access: yesBMC Anesthesiology, 2021
Background To determine the hypnotic and analgesic effects of brimonidine, and evaluate its efficacy and safety for general anesthesia. Potentiation of pentobarbital sleeping time following brimonidine administration was observed in mice, as was the ...
Chen Bin   +5 more
doaj   +1 more source

Calculation of the Median Lethal Dose and Low Lethal Dose Using the CombiStats Biometric Software

open access: yesРегуляторные исследования и экспертиза лекарственных средств, 2021
The median lethal dose (LD50) and low lethal dose (LD10) are calculated in acute toxicity studies, as well as during specific activity assessment of some medicines.
P. V. Shadrin   +3 more
doaj   +1 more source

Synthesis, spectral characterization, lethal dose (LD50) and acute toxicity studies of 1,4-Bis(imidazolylazo)benzene (BIAB) [PDF]

open access: yesHeliyon, 2021
The preparation and spectral identification of new heterocyclic azo ligand 1,4-Bis(imidazolylazo)benzene (BIAB) was prepared by reacting a diazonium chloride salt solution of 1,4-diaminobenzene with imidazole in alkaline ethanolic solution. Differing spectral techniques have been used to study the structure of the azo dye ligand (BIAB) such as ...
Hussein Ali Kadhim Kyhoiesh   +3 more
openaire   +3 more sources

Reconfiguration of metabolic fluxes in Pseudomonas putida as a response to sub-lethal oxidative stress

open access: yesThe ISME Journal, 2021
As a frequent inhabitant of sites polluted with toxic chemicals, the soil bacterium and plant-root colonizer Pseudomonas putida can tolerate high levels of endogenous and exogenous oxidative stress.
P. Nikel   +5 more
semanticscholar   +1 more source

Toxicity of Methylcyclohexane and Its Effect on the Reproductive System in SD Rats

open access: yesSafety and Health at Work, 2011
Objectives: There is limited data regarding the toxicity of methylcyclohexane, despite its wide use in rubber adhesives, paint diluents, and cleansing agents.
Hyeon-Yeong Kim   +3 more
doaj   +1 more source

Transfer of Radio-Adaptation via Serum: A Preliminary Report [PDF]

open access: yesIranian Journal of Medical Physics, 2020
Introduction: Adaptive response is one of the important concepts in radiobiology. The present report aimed to transfer the radio-adaptation via serum.
Ehsan Khodamoradi   +6 more
doaj   +1 more source

Arsenite-Induced Alterations of DNA Photodamage Repair and Apoptosis After Solar-Simulation UVR in Mouse Keratinocytes in Vitro [PDF]

open access: yes, 2005
Our laboratory has shown that arsenite markedly increased the cancer rate caused by solar-simulation ultraviolet radiation (UVR) in the hairless mouse skin model.
Ahmed N. Uddin   +6 more
core   +2 more sources

Screening of Compounds Toxicity against Human Monocytic cell line-THP-1 by Flow Cytometry

open access: yesBiological Procedures Online, 2004
The worldwide rapid increase in bacterial resistance to numerous antibiotics requires on-going development of new drugs to enter the market. As the development of new antibiotics is lengthy and costly, early monitoring of compound's toxicity is essential
Pick Neora   +3 more
doaj   +1 more source

Virulence network of interacting domains of influenza a and mouse proteins

open access: yesFrontiers in Bioinformatics, 2023
There exist several databases that provide virus-host protein interactions. While most provide curated records of interacting virus-host protein pairs, information on the strain-specific virulence factors or protein domains involved, is lacking.
Teng Ann Ng   +2 more
doaj   +1 more source

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