Results 41 to 50 of about 2,049,340 (295)

Exploring restaurant and customer needs, barriers, interests, and food choices induced by the COVID-19 pandemic in Tarragona Province (Catalonia, Spain): A cross-sectional study

open access: yesFrontiers in Public Health, 2023
BackgroundCOVID-19 has harmed restaurants, but customer preferences remain unknown. This study aims to determine the needs, barriers, interests, and food choice changes in restaurants and customers before and during the COVID-19 pandemic in Tarragona ...
Maria Besora-Moreno   +8 more
doaj   +1 more source

Circulating histones as clinical biomarkers in critically ill conditions

open access: yesFEBS Letters, EarlyView.
Circulating histones are emerging as promising biomarkers in critical illness due to their diagnostic, prognostic, and therapeutic potential. Detection methods such as ELISA and mass spectrometry provide reliable approaches for quantifying histone levels in plasma samples.
José Luis García‐Gimenez   +17 more
wiley   +1 more source

Identification of a potent palladium-aryldiphosphine catalytic system for high-performance carbonylation of alkenes

open access: yesNature Communications
The development of stable and efficient ligands is of vital significance to enhance the catalytic performance of carbonylation reactions of alkenes.
Kang Zhao   +9 more
doaj   +1 more source

Nitric oxide, oxidative stress, and apoptosis [PDF]

open access: yesKidney International, 2003
Life demands intra- and intercellular communication in and between cells to respond and adapt to changes in the environment. Among signaling molecules, reactive oxygen (ROS) and nitrogen (RNS) species gained attention in facilitating intracellular communication and causing cell demise during pathology.
Andreas von Knethen   +2 more
openaire   +2 more sources

Single‐cell insights into the role of T cells in B‐cell malignancies

open access: yesFEBS Letters, EarlyView.
Single‐cell technologies have transformed our understanding of T cell–tumor cell interactions in B‐cell malignancies, revealing new T‐cell subsets, functional states, and immune evasion mechanisms. This Review synthesizes these findings, highlighting the roles of T cells in pathogenesis, progression, and therapy response, and underscoring their ...
Laura Llaó‐Cid
wiley   +1 more source

Cyclic nucleotide signaling as a drug target in retinitis pigmentosa

open access: yesFEBS Letters, EarlyView.
Disruptions in cGMP and cAMP signaling can contribute to retinal dysfunction and photoreceptor loss in retinitis pigmentosa. This perspective examines the mechanisms and evaluates emerging evidence on targeting these pathways as a potential therapeutic strategy to slow or prevent retinal degeneration.
Katri Vainionpää   +2 more
wiley   +1 more source

Synthesis of a molecularly defined single-active site heterogeneous catalyst for selective oxidation of N-heterocycles

open access: yesNature Communications, 2018
Synthesis of molecularly defined single-active site catalytic materials is the key to bridging the gap between homogeneous and heterogeneous catalysis.
Yujing Zhang   +6 more
doaj   +1 more source

Oxidants and asthma [PDF]

open access: yesThorax, 2004
Many decades of research have produced a significant amount of data showing increased oxidative stress in asthma and indicating a potential role for oxidants in the pathogenesis of the disease, particularly during exacerbations. Putatively relevant pro-oxidative mechanisms have also been identified.
CARAMORI, Gaetano, PAPI, Alberto
openaire   +4 more sources

The epithelial barrier theory proposes a comprehensive explanation for the origins of allergic and other chronic noncommunicable diseases

open access: yesFEBS Letters, EarlyView.
Exposure to common noxious agents (1), including allergens, pollutants, and micro‐nanoplastics, can cause epithelial barrier damage (2) in our body's protective linings. This may trigger an immune response to our microbiome (3). The epithelial barrier theory explains how this process can lead to chronic noncommunicable diseases (4) affecting organs ...
Can Zeyneloglu   +17 more
wiley   +1 more source

Clioquinol rescues Parkinsonism and dementia phenotypes of the tau knockout mouse

open access: yesNeurobiology of Disease, 2015
Iron accumulation and tau protein deposition are pathological features of Alzheimer's (AD) and Parkinson's diseases (PD). Soluble tau protein is lower in affected regions of these diseases, and we previously reported that tau knockout mice display motor ...
Peng Lei   +6 more
doaj  

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