Results 21 to 30 of about 212,718 (244)

Study on phytotoxicity evaluation and physiological properties of nicosulfuron on sugar beet (Beta vulgaris L.)

open access: yesFrontiers in Plant Science, 2022
Nicosulfuron is an herbicide widely used in corn fields. In northeast China, sugar beet is often planted adjacent to corn, resulting in frequent phytotoxicity of nicosulfuron drift in sugar beet fields.
Longfeng Wang   +6 more
doaj   +1 more source

Estimations of the lethal and exposure doses for representative methanol symptoms in humans

open access: yesAnnals of Occupational and Environmental Medicine, 2017
Background The aim of this review was to estimate the lethal and exposure doses of a representative symptom (blindness) of methanol exposure in humans by reviewing data from previous articles.
Chan-Seok Moon
doaj   +1 more source

The research of acute toxicity of 4-amino-5-(4-(tert-butyl)phenyl)-4H-1,2,4-triazoles-3-thiol derivatives

open access: yesAktualʹnì Pitannâ Farmacevtičnoï ì Medičnoï Nauki ta Praktiki, 2017
Introduction. The process of new drugs creating includes a plurality of stages, which allow their application in medical practice in the future. These studies are a guarantee of the effectiveness and safety of the test compounds.
I. I. Аksyonova-Seliuk   +3 more
doaj   +1 more source

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

Does Bacillus thuringiensis Affect the Stress and Immune Responses of Rhynchophorus ferrugineus Larvae, Females, and Males in the Same Way?

open access: yesInsects, 2022
Bacillus thuringiensis (Bt) is considered a potentially useful entomopathogen against red palm weevil (RPW) Rhynchophorus ferrugineus. We compared the effects of Bt on mature larvae, females, and males.
Monica Celi   +4 more
doaj   +1 more source

Sublethal and lethal effects of the imidacloprid on the metabolic characteristics based on high-throughput non-targeted metabolomics in Aphis gossypii Glover

open access: yesEcotoxicology and Environmental Safety, 2021
Sublethal effect considered as an emerging factor to assess the environmental risk of insecticides, which can impact the insects on both physiology and behavior. Lethal exposure can be causing near immediate mortality.
Nannan Lv   +5 more
doaj   +1 more source

Lethal dose 50 and the first-generation mutant of upland purple rice cultivar Med Fai 62 [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2023
Inducing mutations is a breeding tool that creates genetic variability. In this study of inducing mutations in the Indica upland purple rice cultivar Med Fai 62 with mutagenic Ethyl Methane Sulfonate (EMS), a completely randomized experimental design ...
Nucharee Chadakan   +2 more
doaj  

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Safety assessment of the Polypodium feei root extract: Acute and subchronic studies

open access: yesToxicology Reports, 2021
This study was performed to assess the safety of the oral acute and subchronic administration of Polypodium feei root extract through acute and subchronic studies in mice and rats, respectively.
Deden Winda Suwandi   +3 more
doaj   +1 more source

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

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