Results 221 to 230 of about 25,962 (298)

Post‐curing effects on mechanical properties staining resistance of a 3D‐printed resin versus a direct composite for definitive restorations

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract This study evaluated the mechanical performance and staining resistance of a three‐dimensional (3D)‐printed resin (VarseoSmile Crown Plus) subjected to different post‐curing times (0, 5, 10, 15, and 20 min), compared with a conventional nanofilled resin composite (Filtek Z350XT).
Bianca Rossi   +6 more
wiley   +1 more source

Effect of in‐office bleaching on the color stability of bulk‐fill resin composites immersed in staining beverages

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract This study evaluated the impact of in‐office bleaching on color stability of bulk‐fill composites submitted to staining. Bulk‐fill (Aura, Opus, and Filtek One) and nanofilled (Filtek Z350) composite specimens were submitted to the following: control (CT); bleaching and immersion in distilled water (BL); and bleaching with daily 15‐min ...
Matheus Kury   +5 more
wiley   +1 more source

Esthetic and adhesive properties of a novel colored fiber post: A restorative approach to an endodontic challenge

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract Colored fiber posts facilitate clinical retrieval but could impact esthetics and bonding. This study evaluated the color stability and dentin bond strength of a novel colored fiber post designed to facilitate post‐removal. Sixty premolars had root canal therapy and post space preparation.
Laís Lima Pelozo   +4 more
wiley   +1 more source

HIV drug resistance and treatment success in the Republic of Congo: Implications for optimized treatment

open access: yesHIV Medicine, EarlyView.
Abstract Objectives Increasing rates of HIV‐1 drug resistance (HIVDR) threaten the effectiveness of antiretroviral therapy (ART) programmes in sub‐Saharan Africa, particularly among children, adolescents and young adults, who face limited treatment options.
Dominic Rauschning   +16 more
wiley   +1 more source

Rational determination of real‐life UV exposure across latitudes: An extended Diffey‐based model integrating behavioural factors

open access: yesInternational Journal of Cosmetic Science, EarlyView.
This study models real‐life UVB and UVA exposure across latitudes and seasons using an extended Diffey framework with behavioural corrections. Findings reveal predictable dose patterns and support pragmatic SPF and UVA‐PF caps, offering a quantitative basis for realistic photoprotection and regulatory discussion.
Marc Pissavini
wiley   +1 more source

A physiologically relevant in vitro screening model for predictive assessment of foundation colour shift

open access: yesInternational Journal of Cosmetic Science, EarlyView.
A novel airbrush‐based in vitro sebum secretion model enables predictive assessment of foundation colour shift. Artificial sebum was applied at a physiologically relevant amount and 3 h post‐foundation application. Our results showed strong alignment with consumer perception and revealed the dominance of drying‐phase dynamics in foundation colour shift.
Yiwen Li   +10 more
wiley   +1 more source

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