Results 41 to 50 of about 644,382 (120)

One parameter Viscosity-Temperature Correlation for Homologous n-Alkanes Series from CH4 to C20H42

open access: yesJournal of Engineering and Sustainable Development, 2012
The main aim of this paper is to establish a correlation for prediction the dynamic viscosity of homologous n-alkanes from CH4 to C20H42 at isobaric condition within a given temperature range.
Harith Hasoon Jasim
doaj  

Heterologous booster vaccination enhances antibody responses to SARS-CoV-2 by improving Tfh function and increasing B-cell clonotype SHM frequency

open access: yesFrontiers in Immunology
Heterologous prime-boost has broken the protective immune response bottleneck of the COVID-19 vaccines. however, the underlying mechanisms have not been fully elucidated.
Yanli Song   +10 more
doaj   +1 more source

T and B cell responses in different immunization scenarios for COVID-19: a narrative review

open access: yesFrontiers in Immunology
Vaccines against COVID-19 have high efficacy and low rates of adverse events. However, none of the available vaccines provide sterilizing immunity, and reinfections remain possible.
Eva Piano Mortari   +4 more
doaj   +1 more source

Is heterologous prime-boost COVID-19 vaccination a concern or an opportunity for Ethiopia?

open access: yesFrontiers in Public Health, 2023
Tesfaye Gelanew   +6 more
doaj   +1 more source

Dynamic Changes of Active Components and Volatile Organic Compounds in Rosa roxburghii Fruit during the Process of Maturity

open access: yesFoods
Rosa roxburghii (R. roxburghii), native to the southwest provinces of China, is a fruit crop of important economic value in Guizhou Province. However, the changes in fruit quality and flavor during R. roxburghii fruit ripening have remained unknown. Here,
Su Xu   +9 more
doaj   +1 more source

Alkaloid-rich Amomum tsaoko extract relieves functional constipation by regulating the gastrointestinal motility and intestinal micro-ecosystem

open access: yesFood Science and Human Wellness
Amomum tsaoko is an important food and medicinal plant. Its dried fruit is rich in alkaloids and is known to have a notable laxative effect. Nevertheless, it remains unclear whether alkaloids from A. tsaoko can relieve constipation.
Yuncui Zhang   +8 more
doaj   +1 more source

Discrimination and Characterization of the Aroma Profile in Four Strawberry Varieties Cultivated Under Substrates

open access: yesFoods
The strawberry is renowned for its distinctive fragrance and is regarded as one of the most popular fruits globally. This research analyzed the volatile compounds in four strawberry types grown in substrate systems, utilizing HS-GC-IMS, HS-SPME-GC-MS ...
Su Xu   +11 more
doaj   +1 more source

β-Ecdysterone Attenuates Ang II–Induced Senescence in Human Aortic Smooth Muscle Cells via Autophagy Activation and ROS Suppression Through AKT/mTOR Pathway Inhibition

open access: yesFrontiers in Bioscience-Landmark
Background: This study aimed to elucidate the protective effects of β-ecdysterone (β-Ecd) against premature senescence in human aortic smooth muscle cells (HASMCs) and to unravel the underlying mechanisms.
Di Wu   +9 more
doaj   +1 more source

Effects of variety and cultivation on volatile organic compounds in Dictyophora rubrovolvata: Insights from integrated GC-IMS, GC-MS and E-nose and Multivariate Data Analysis

open access: yesFood Chemistry: X
This study investigated the volatile organic compounds (VOCs) of Dictyophora rubrovalvata (DR) varying varieties and cultivation conditions by E-nose, GC-MS, GC-IMS, Multivariate Data Analysis (MDA). E-nose and PCA indicated overall volatile intensity as
Lingshuai Meng   +11 more
doaj   +1 more source

Antin-diabetic cognitive dysfunction effects and underpinning mechanisms of phytogenic bioactive peptides: a review

open access: yesFrontiers in Nutrition
Diabetic cognitive dysfunction is one of the important comorbidities and complications of diabetes, which is mainly manifested by loss of learning ability and memory, behavioural disorders, and may even develop into dementia.
Xiaoli Liu   +14 more
doaj   +1 more source

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