Results 81 to 90 of about 7,875 (206)

Comparison of the neuroprotective potential of theanine and minocycline [PDF]

open access: yes, 2010
Stroke is one of the most common causes of disability and death worldwide. The most commonly experienced stroke in the clinical setting is focal ischaemia in which the middle cerebral artery (MCA) is occluded and leads to a complex series of various ...
Mpofu, Tariro Ann-Maureen
core   +1 more source

Effects of ethylenediamine – a putative GABA-releasing agent – on rat hippocampal slices and neocortical activity in vivo [PDF]

open access: yes, 2010
The simple diamine diaminoethane (ethylenediamine, EDA) has been shown to activate GABA receptors in the central and peripheral nervous systems, partly by a direct action and partly by releasing endogenous GABA.
Addae, J.I., Lui, C., Stone, T.W.
core   +1 more source

2‐Phenylquinolines Exhibit Anti‐Severe Acute Respiratory Syndrome Coronavirus‐2 Activity Through the Nonstructural Protein 13 Helicase Inhibition

open access: yesChemMedChem, Volume 21, Issue 7, 14 April 2026.
A SAR study led to the identification of new 2‐phenylquinoline‐based derivatives that exhibit anti‐Severe Acute Respiratory Syndrome Coronavirus‐2 (SARS‐CoV‐2) activity by acting as ATP‐competitive inhibitors of nonstructural protein 13 (nsp13) helicase.
Giada Cernicchi   +24 more
wiley   +1 more source

The crystal structure of Fe₄S₄ quinolinate synthase unravels an enzymatic dehydration mechanism that uses tyrosine and a hydrolase-type triad. [PDF]

open access: yes, 2014
International audienceQuinolinate synthase (NadA) is a Fe4S4 cluster-containing dehydrating enzyme involved in the synthesis of quinolinic acid (QA), the universal precursor of the essential nicotinamide adenine dinucleotide (NAD) coenzyme.
Amara, Patricia   +6 more
core   +3 more sources

Effects of direct-fed microbial supplement on ruminal and plasma metabolome of early-lactation dairy cows: Untargeted metabolomics approach

open access: yesJournal of Dairy Science
: We examined the effects of 2 multispecies direct-fed microbial (DFM) supplements on ruminal and plasma metabolome of early-lactation dairy cows using a high-coverage untargeted metabolomics approach. A total of 45 multiparous Holstein cows (41 ± 7 DIM)
A.O. Oyebade   +7 more
doaj   +1 more source

Hyperammonemia-induced toxicity for the developing central nervous system [PDF]

open access: yes, 2007
In pediatric patients, hyperammonemia can be caused by various acquired or inherited disorders such as urea cycle deficiencies or organic acidemias. The brain is much more susceptible to the deleterious effects of ammonium during development than in ...
Braissant, O., Cagnon, L.
core   +1 more source

Oregano essential oil enhanced body weight and well-being by modulating the HPA axis and 23-nordeoxycholic acid of cecal microbiota in Holstein steers under cold stress

open access: yesAnimal Microbiome
Background Prolonged exposure to cold stress in cattle increases basal energy consumption and impedes optimal production. Consequently, herds require adequate attention during cold, extended winters to alleviate cold stress and maintain profitability ...
Yongliang Huang   +7 more
doaj   +1 more source

Cerebrospinal Fluid Biomarkers for Huntington's Disease. [PDF]

open access: yes, 2016
Cerebrospinal fluid (CSF) is enriched in brain-derived components and represents an accessible and appealing means of interrogating the CNS milieu to study neurodegenerative diseases and identify biomarkers to facilitate the development of novel ...
Byrne, LM, Wild, EJ
core   +1 more source

Biochemical genetics [PDF]

open access: yes, 1951
The field under review is growing so rapidly that it is impossible to cover more than a sampling of recent papers in the allotted space. Important subjects such as the genetics and chemistry of viruses and certain topics in bacterial genetics have had ...
Horowitz, N. H., Mitchell­, H. K.
core   +1 more source

Short-term oral atrazine exposure alters the plasma metabolome of male C57BL/6 mice and disrupts α -linolenate, tryptophan, tyrosine and other major metabolic pathways [PDF]

open access: yes, 2014
Overexposure to the commonly used herbicide atrazine (ATR) affects several organ systems, including the brain. Previously, we demonstrated that short-term oral ATR exposure causes behavioral deficits and dopaminergic and serotonergic dysfunction in the ...
Filipov, Nikolay M.   +4 more
core   +1 more source

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