Results 21 to 30 of about 140,942 (311)

Ticarcillin Bioassay [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 1981
An accurate, plate diffusion bioassay for ticarcillin, utilizing the fast-replicating Beneckea natriegens and 4% salt agar, is described in this report. Zones of inhibition were well defined after 3 h, and the limit of sensitivity was around 5.0 μg/ml.
R M, Bannatyne, R, Cheung
openaire   +2 more sources

Is cytotoxicity a determinant of the different in vitro and in vivo effects of bioactives?

open access: yesBMC Complementary and Alternative Medicine, 2017
Background Foodstuffs of both plant and animal origin contain a wide range of bioactive compounds. Although human intervention studies are mandatory to assess the health effects of bioactives, the in vitro approach is often used to select the most ...
Mattia Di Nunzio   +6 more
doaj   +1 more source

Antigenotoxic Effect of Ascorbic Acid and Resveratrol in Erythrocytes of Ambystoma mexicanum, Oreochromis niloticus and Human Lymphocytes Exposed to Glyphosate

open access: yesCurrent Issues in Molecular Biology, 2022
Glyphosate is a controversial herbicide. Its genotoxicity and presence in various ecosystems have been reported. The use of ascorbic acid and resveratrol could protect different organisms from glyphosate-induced genetic damage.
Carlos Alvarez-Moya   +5 more
doaj   +1 more source

Bioassay for Miconazole [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 1977
A radial diffusion bioassay for miconazole, which employs Candida stellatoidea as the indicator organism, is described. Results from three patients treated with the drug are presented.
A, Espinel-Ingroff   +2 more
openaire   +2 more sources

Effect of solvent extraction time on the hydrocarbon profile of Drosophila suzukii (Diptera: Drosophilidae) and behavioural effects of 9-pentacosene and dodecane

open access: yesEuropean Journal of Entomology, 2022
Hydrocarbons play a major role in the life cycle of insects. Their composition and concentration can be affected by several factors. Hydrocarbons are biosynthesized in oenocytes and subsequently transported to the cuticle of insects, such as Drosophila ...
Maria BELENIOTI   +5 more
doaj   +1 more source

Bio-efficacy of selected long-lasting insecticidal nets against pyrethroid resistant Anopheles arabiensis from South-Western Ethiopia. [PDF]

open access: yes, 2012
The emergence and spread of insecticide resistance in the major African malaria vectors Anopheles gambiae s.s. and Anopheles arabiensis may compromise control initiatives based on insecticide-treated nets (ITNs) or indoor residual spraying (IRS), and ...
Asale, Abebe   +5 more
core   +3 more sources

Methodological Approaches to Determination of Depressor Substances in Medicinal Products

open access: yesРегуляторные исследования и экспертиза лекарственных средств, 2020
In order to harmonise national and foreign requirements for quality control of medicinal products, a second variant of the test method, which complies with the requirements of the European Pharmacopoeia, was included into the general monograph OFS.1.2.4 ...
T. A. Batuashvili   +3 more
doaj   +1 more source

Isolation and identification of a male-produced aggregation-sex pheromone for the velvet longhorned beetle, Trichoferus campestris. [PDF]

open access: yes, 2019
The velvet longhorned beetle, Trichoferus campestris (Faldermann) ("VLB"; Coleoptera: Cerambycidae), is native to eastern Asia where it infests and damages a wide range of deciduous and coniferous tree species, including orchard and timber species ...
Crook, Damon J   +5 more
core   +2 more sources

NuBBEDB: an updated database to uncover chemical and biological information from Brazilian biodiversity

open access: yesScientific Reports, 2017
The intrinsic value of biodiversity extends beyond species diversity, genetic heritage, ecosystem variability and ecological services, such as climate regulation, water quality, nutrient cycling and the provision of reproductive habitats it is also an ...
Alan C. Pilon   +7 more
doaj   +1 more source

Propionibacterium acnes-killed attenuates the inflammatory response and protects mice from sepsis by modulating inflammatory factors

open access: yesBrazilian Journal of Infectious Diseases, 2013
Background: Sepsis is a systemic inflammation associated with infection caused by pathogenic micro-organisms with high mortality rates. Objective: In this study, we investigated the protective effect of Propionibacterium acnes-killed against ...
José Bruno Nunes Ferreira da Silva   +5 more
doaj   +1 more source

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