Results 61 to 70 of about 25,612 (261)

Dietary Natural N-Acetyl-d-Glucosamine Prevents Bone Loss in Ovariectomized Rat Model of Postmenopausal Osteoporosis

open access: yesMolecules, 2018
Postmenopausal osteoporosis has seriously affected the life quality of elderly women. A natural polymer, chitin, obtained from shells of crab and shrimp, has been widely used in the biomedical field owing to its nontoxicity, biocompatibility, and ...
Zhiwen Jiang   +6 more
doaj   +1 more source

Evaluation of antimicrobial properties of nano-silver particles used in orthodontics fixed retainer composites: an experimental in-vitro study [PDF]

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2021
Background. The present study evaluated the antimicrobial efficacy of composite resins containing nano-silver (NAg) particles used in fixed orthodontic retainers. Methods.
Amirhossein Mirhashemi   +5 more
doaj  

Effects of Camber of S‐Series Airfoils on Aerodynamic Performance, Entropy Generation Rate, Irreversibility, and Second Law Efficiency of Horizontal Axis Wind Turbines

open access: yesEnergy Science &Engineering, EarlyView.
Due to the depletion of fossil fuels, enhancing wind turbine efficiency is crucial. Utilizing airfoils with high lift‐to‐drag ratios significantly improves power generation by optimizing aerodynamic parameters. Furthermore, entropy generation analysis serves as an effective method for design optimization by minimizing energy losses and exergy ...
Mitra Yadegari
wiley   +1 more source

Urinary N-Acetyl-Beta-D-Glucosaminidase Index Activity Normal Values in Healthy Wistar Rats

open access: yesBulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca: Veterinary Medicine, 2018
Reference values have a major importance in describing the diversity of healthy individuals variables. These are population reference ranges (RIs) that comprise 95% of the healthy population.
Andrei Răzvan CODEA   +8 more
doaj   +1 more source

Navigating Workplace Bullying: A Critical Theory Exploration of Lecturers' Experiences in a Higher Education Context

open access: yesHuman Resource Development Quarterly, EarlyView.
ABSTRACT Workplace bullying (WB) remains a pervasive concern across all sectors, including higher education institutions (HEIs), where shifting power dynamics, performance pressures, and transformation mandates often create fertile ground for systemic abuse.
Helen Meyer
wiley   +1 more source

Synergic bactericidal effects of reduced graphene oxide and silver nanoparticles against Gram-positive and Gram-negative bacteria

open access: yesScientific Reports, 2017
Reduced graphene oxide (rGO) is a promising antibacterial material, the efficacy of which can be further enhanced by the addition of silver nanoparticles (nAg).
Karthika Prasad   +9 more
doaj   +1 more source

N-acetylglucosamine inhibits LuxR, LasR and CviR based quorum sensing regulated gene expression levels

open access: yesFrontiers in Microbiology, 2016
N-acetyl glucosamine, the monomer of chitin, is an abundant source of carbon and nitrogen in nature as it is the main component and breakdown product of many structural polymers. Some bacteria use N-acyl-L-homoserine lactone (AHL) mediated quorum sensing
Onder Kimyon   +7 more
doaj   +1 more source

A synthetic community promotes macadamia growth via root‐microbe interactions and systemic plant responses

open access: yesiMetaOmics, EarlyView.
We employed an 18‐month pot experiment and an integrated multi‐omics approach to elucidate the potential mechanisms underlying synthetic community (SynCom)‐mediated macadamia growth promotion. SynCom inoculation enhanced soil nitrogen cycling and potential nutrient (e.g., iron) acquisition.
Xiaofang Yao   +5 more
wiley   +1 more source

Mixed lineage kinase 3 mediates SARS‐CoV‐2‐induced kidney injury via the Hsp70‐IL‐17A axis

open access: yesInterdisciplinary Medicine, EarlyView.
Kidney samples from patients infected with severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2) showed upregulated expression and activity of Mixed Lineage Kinase (MLK3). Based on the mechanistic studies, we identified MLK3 as a critical player in promoting SARS‐CoV‐2‐induced kidney injury.
Sandeep Kumar   +18 more
wiley   +1 more source

Association between Urinary N-Acetyl-Beta-D-Glucosaminidase and Microalbuminuria in Diabetic Black Africans

open access: yesInternational Journal of Nephrology, 2012
Diabetes mellitus is the commonest cause of ESRD worldwide and third most common cause in Nigeria. Recent reports from Nigeria indicate the prevalence of diabetic nephropathy as an aetiology of ESRD is increasing necessitating early diagnosis of diabetic
Francis Patrick Udomah   +5 more
doaj   +1 more source

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