Results 81 to 90 of about 103,245 (286)

Caspase-8 controls the gut response to microbial challenges by Tnf-alpha-dependent and independent pathways [PDF]

open access: yes, 2014
Objectives: Intestinal epithelial cells (IEC) express toll-like receptors (TLR) that facilitate microbial recognition. Stimulation of TLR ligands induces a transient increase in epithelial cell shedding, a mechanism that serves the antibacterial and ...
Basic, Marijana   +12 more
core   +3 more sources

Effect of developmental changes on pharmacokinetics of drugs used in the treatment of infant acute lymphoblastic leukaemia—A comprehensive review

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
While the event‐free survival (EFS) of children treated for acute lymphoblastic leukaemia (ALL) has improved greatly in the last decades, the EFS for patients diagnosed with ALL before the age of one is still under 50%. This outcome further decreases when infants have a rearrangement in the gene encoding histone‐lysine N‐methyltransferase 2A (KMT2A ...
Tirsa de Kluis   +5 more
wiley   +1 more source

A Review on Xanthine Oxidase-Based Electrochemical Biosensors: Food Safety and Quality Control Applications

open access: yesChemosensors
Electrochemical biosensors are integrated bio-receptor–transducer devices that convert specific biological interactions into measurable electrical signals.
Totka Dodevska
doaj   +1 more source

Taxonomic study and partial characterization of antimicrobial compounds from a moderately halophilic strain of the genus Actinoalloteichus [PDF]

open access: yes, 2011
A moderately halophilic actinomycete strain designated AH97 was isolated from a saline Saharan soil, and selected for its antimicrobial activities against bacteria and fungi.
Boudjelal, Farida   +4 more
core   +3 more sources

Tandem Mass Spectrometry and Bio‐Guided Isolation of Secondary Metabolites With Antiplasmodial Activity From Dalbergia miscolobium Bark

open access: yesChemistry &Biodiversity, EarlyView.
ABSTRACT Strategies have been employed to address antimalarial drug resistance, including the exploration of new therapeutic targets. In this study, the stem bark of Dalbergia miscolobium was investigated using in vitro assays against Plasmodium falciparum and pyruvate kinase II (PyrKII), an essential enzyme for parasite development.
Thais Bertolino Vieira Dantas   +10 more
wiley   +1 more source

GuaB Activity Is Required in Rhizobium tropici During the Early Stages of Nodulation of Determinate Nodules but Is Dispensable for the Sinorhizobium meliloti–Alfalfa Symbiotic Interaction [PDF]

open access: yes, 2005
The guaB mutant strain Rhizobium tropici CIAT8999-10T is defective in symbiosis with common bean, forming nodules that lack rhizobial content. In order to investigate the timing of the guaB requirement during the nodule formation on the host common ...
Aguilar, Orlando Mario   +4 more
core   +4 more sources

Functional Identification of the Hypoxanthine/Guanine Transporters YjcD and YgfQ and the Adenine Transporters PurP and YicO of Escherichia coli K-12*

open access: yesJournal of Biological Chemistry, 2013
Background: Four putative purine transporter genes represent a distinct homology cluster within family NCS2 in Escherichia coli. Results: The four genes encode high affinity transporters for adenine or hypoxanthine/guanine with essential residues at the ...
Konstantinos Papakostas   +2 more
semanticscholar   +1 more source

Dietary Berberine Reduced Oxido‐Inflammatory Stress in Rats' Livers and Kidneys, Supplemented from Prepuberty to Adulthood

open access: yesChemFoodChem, EarlyView.
Berberine (BER) demonstrates significant protective effects on the hepatorenal system in rats, mediated through various cellular and molecular mechanisms spanning from the prepubertal stage through adulthood. These mechanisms encompass antioxidant, anti‐inflammatory, and anti‐apoptotic activities, in addition to modulation of essential signalling ...
Solomon Owumi   +8 more
wiley   +1 more source

Associations between muscle quality and whole-body vibration exercise-induced changes in plasma hypoxanthine following an oral glucose load in healthy male subjects

open access: yesEndocrine Journal
Blood levels of hypoxanthine (HX) have been suggested as potential biomarkers associated with intramuscular metabolic dynamics in response to exercise.
Tomoyuki Hara   +16 more
doaj   +1 more source

Biomarkers of selenium status in dogs [PDF]

open access: yes, 2016
Background: Inadequate dietary selenium (Se) intake in humans and animals can lead to long term health problems, such as cancer. In view of the owner's desire for healthy longevity of companion animals, the impact of dietary Se provision on long term ...
Du Laing, Gijs   +5 more
core   +2 more sources

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