Results 71 to 80 of about 1,405,072 (310)

Orthodontic Metallic Lingual Brackets: The Dark Side of the Moon of Bond Failures?

open access: yesJournal of Functional Biomaterials, 2017
Lingual orthodontics, among both young and adult patients, increased in popularity during last years. The purposes of the present investigation were to evaluate the shear bond strength (SBS) values and Adhesive Remnant Index (ARI) scores of different ...
Maria Francesca Sfondrini   +4 more
doaj   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Development of a bivalent protein subunit vaccine against infection by Pseudomonas aeruginosa and Staphylococcus aureus

open access: yesnpj Vaccines
Pseudomonas aeruginosa (PA) and Staphylococcus aureus (SA) are members of the ESKAPE pathogens, a group of bacteria that are a threat to human health due to their ability to resist antibiotics.
Suhrid Maiti   +11 more
doaj   +1 more source

BORASSUS AETHIOPUM MART OF BENIN USED AS REINFORCEMENT IN CONCRETE: ADHESION CARACTERISATION

open access: yesStructural Mechanics of Engineering Constructions and Buildings, 2017
Researches carried out in Benin allowed the use of Borassus aethiopum mart as reinforcement in concrete. The aim of this study is to examine the bond of the two materials. The results of pull out tests have shown that the bonding strength is around 1 MPa.
AGBECIN JAMIK SOHOUNHLOUE   +3 more
doaj   +1 more source

Recent advances in the transition metal-catalyzed twofold oxidative C-H bond activation strategy for C-C and C-N bond formation.

open access: yesChemical Society Reviews, 2011
The direct functionalization of heterocyclic compounds has emerged as one of the most important topics in the field of metal-catalyzed C-H bond activation due to the fact that products are an important synthetic motif in organic synthesis, the ...
S. Cho   +3 more
semanticscholar   +1 more source

Plasmodium falciparum gametogenesis essential protein 1 (GEP1) is a transmission‐blocking target

open access: yesFEBS Letters, EarlyView.
This study shows Plasmodium falciparum GEP1 is vital for activating sexual stages of malarial parasites even independently of a mosquito factor. Knockout parasites completely fail gamete formation even when a phosphodiesterase inhibitor is added. Two single‐nucleotide polymorphisms (V241L and S263P) are found in 12%–20% of field samples.
Frederik Huppertz   +5 more
wiley   +1 more source

Non-Linear Three Dimensional Finite Elements for Composite Concrete Structures

open access: yesLatin American Journal of Solids and Structures
The current investigation focused on the development of effective and suitable modelling of reinforced concrete component with and without strengthening. The modelling includes physical and constitutive models. New interface elements have been developed,
O. Kohnehpooshi, M.S. Jaafar
doaj   +1 more source

Ultimate Capacity of Corroded Statically Indeterminate Reinforced Concrete Members

open access: yesInternational Journal of Concrete Structures and Materials, 2018
The corrosion of steel reinforcement is commonly believed to be the primary cause of structural deterioration of reinforced concrete (RC) structures; as a result of this deterioration, a RC structure can incur a considerable reduction in structural ...
Ignasi Fernandez   +3 more
doaj   +1 more source

Biophysical analysis of angiotensin II and amyloid‐β cross‐interaction in aggregation and membrane disruption

open access: yesFEBS Letters, EarlyView.
Angiotensin II (AngII), a neuropeptide, interacts with amyloid‐β (Aβ), a key player in Alzheimer's disease. This study reveals that AngII reduces Aβ aggregation and membrane disruption in vitro. Biophysical assays and molecular modeling suggest AngII binds disordered Aβ forms, potentially modulating early amyloidogenic events and contributing to ...
Mohsen Habibnia   +5 more
wiley   +1 more source

How prepared are students for the various transitions in their medical studies? An Australian university pilot study

open access: yesMedEdPublish, 2019
Becoming a doctor involves a series of transitions that require medical students to be equipped with the appropriate knowledge, skills, confidence and professional approach at each step. This pilot cross-sectional study canvassed five cohorts immediately
Christian Moro   +2 more
doaj  

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