Results 41 to 50 of about 1,938,810 (208)

Role of lasers in restorative dentistry: a review and update

open access: yesFrontiers in Dental Medicine
ObjectivesThis review aimed to summarize the most frequent clinical applications of lasers in restorative dentistry and provide the most recent updates.MethodsA comprehensive search of PubMed, Scopus, and WoS was conducted regarding the use of lasers in ...
Rashed A. Alsahafi   +7 more
doaj   +1 more source

Dissipative solitons for mode-locked lasers

open access: yesNature Photonics, 2012
Dissipative solitons are localized formations of an electromagnetic field that are balanced through an energy exchange with the environment in presence of nonlinearity, dispersion and/or diffraction. Their growing use in the area of passively mode-locked
P. Grelu, N. Akhmediev
semanticscholar   +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

Laser-Assisted Non-Surgical Treatments of Periodontitis

open access: yesEncyclopedia, 2023
This entry explores the innovative use of lasers in the non-surgical treatment of periodontitis, shedding light on the advantages, effectiveness, and limitations of this approach.
Marwan El Mobadder   +2 more
doaj   +1 more source

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

Interferometria làser de realimentació (LFI) amb làsers semiconductors [PDF]

open access: yes, 2017
Laser Feedback Interferometry is based on the self-mixing effect. When light emitted from a laser reflects in a target and is reinjected into its cavity, the optical parameters of the laser change providing information about the target.
García Gómez, Pablo
core   +1 more source

CARACTERIZACIÓN DE LÁSERS DE BAJA POTENCIA PARA UN SISTEMA DE GRABADO [PDF]

open access: yes, 2018
En este trabajo se realiza la caracterización de un diodo láser que emite en la longitud de onda de 405 nm con potencias de emisión de 150 y 200 mW. El láser es integrado en una máquina CNC de dos grados de libertad, diseñada para analizar el grabado en ...
Farías Mancilla, José Rurik   +4 more
core  

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Fibre Lasers: Promising Solutions

open access: yesPhotonics
This work analyses promising solutions for controlling the output radiation properties of fibre lasers. The design of fibre lasers is radically different from that of other laser types.
Sergey Kobtsev
doaj   +1 more source

Photobiomodulation: Lasers vs Light Emitting Diodes?

open access: yesPhotochemical and Photobiological Sciences, 2018
Photobiomodulation (PBM) is a treatment method based on research findings showing that irradiation with certain wavelengths of red or near-infrared light has been shown to produce a range of physiological effects in cells, tissues, animals and humans ...
V. Heiskanen, Michael R Hamblin
semanticscholar   +1 more source

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