Results 41 to 50 of about 185,932 (259)

Formation mechanism of hydroxylamine-nitrate-based electrically controlled solid propellant: A DFT analysis

open access: yesJournal of Science: Advanced Materials and Devices
Infrared spectroscopic analysis was conducted to determine the formation mechanism of hydroxylamine nitrate (HAN)-based electrically controlled solid propellant (ECSP).
Men Li, Xinbao Gao, Tianpeng Li
doaj   +1 more source

Immunoglobulin A Mucosal Immunity and Altered Respiratory Epithelium in Cystic Fibrosis

open access: yesCells, 2021
The respiratory epithelium represents the first chemical, immune, and physical barrier against inhaled noxious materials, particularly pathogens in cystic fibrosis. Local mucus thickening, altered mucociliary clearance, and reduced pH due to CFTR protein
Sophie Gohy   +3 more
doaj   +1 more source

Chemical, Physical, and Barrier Properties of Edible Film from Flaxseed Mucilage

open access: yesBioResources, 2017
Chemical, physical, and barrier properties of flaxseed mucilage-based films were investigated to determine the appropriate applications for coating or packaging of food or bioproducts. The film samples were formed via casting with the addition of glycerol as a plasticizer up to a maximum of 5 wt.%.
Tee, Yee Bond   +3 more
openaire   +2 more sources

Treatment with Entinostat Heals Experimental Cholera by Affecting Physical and Chemical Barrier Functions of Intestinal Epithelia [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 2017
ABSTRACT We have shown previously that oral treatment with sodium butyrate or phenylbutyrate in an experimental model of shigellosis improves clinical outcomes and induces the expression of the antimicrobial peptide CAP-18 in the large intestinal epithelia.
Protim, Sarker   +5 more
openaire   +2 more sources

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Dual-sprayable, multi-functional hydrogel for effective prevention of peritoneal adhesions

open access: yesJournal of Tissue Engineering
Over 90% of patients experience peritoneal adhesions after abdominal surgery, necessitating the use of anti-adhesion barriers. To effectively prevent tissue adhesions, strategies that combine physical and chemical blocking are essential.
Hyunjung Kim   +7 more
doaj   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Chemical and physical nature of the barrier against active ingredient penetration into leaves: effects of adjuvants on the cuticular diffusion barrier [PDF]

open access: yes, 2022
Agrochemicals like systemic active ingredients (AI) need to penetrate the outermost barrier of the plant, known as the plant cuticle, to reach its right target site. Therefore, adjuvants are added to provide precise and efficient biodelivery by i.a. modifying the cuticular barrier and increasing the AI diffusion.
openaire   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Multiple Effects of High Surface Area Hollow Nanospheres Assembled by Nickel Cobaltate Nanosheets on Soluble Lithium Polysulfides

open access: yesMolecules, 2023
Inhibiting the shuttle effect of soluble polysulfides and improving slow reaction kinetics are key factors for the future development of Li–S batteries.
Jun Pu   +3 more
doaj   +1 more source

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