Results 31 to 40 of about 775 (194)

Transformative Bioactive Wear Resistant Ti<sub>3</sub>Au:N and Ti<sub>3</sub>Au:O Coatings for Medical Implants and Devices. [PDF]

open access: yesAdv Healthc Mater
Coatings of titanium‐gold are grown in nitrogen and oxygen environments via magnetron sputtering to simultaneously enhance their biotribological and antibacterial properties. The coatings are highly crystalline with superhard scratch‐resistant surfaces and wear rates 20 times lower than the bare Ti‐6Al‐4V substrate.
Lukose CC   +11 more
europepmc   +2 more sources

Zinc Chloride: Time-Dependent Cytotoxicity, Proliferation and Promotion of Glycoprotein Synthesis and Antioxidant Gene Expression in Human Keratinocytes

open access: yesBiology, 2021
The use of ionic metals such as zinc (Zn2+) is providing promising results in regenerative medicine. In this study, human keratinocytes (HaCaT cells) were treated with different concentrations of zinc chloride (ZnCl2), ranging from 1 to 800 µg/mL, for 3,
Beatriz Salesa   +2 more
doaj   +1 more source

Psychological profiles associated with cortical thickness changes in middle‐aged adults [PDF]

open access: yesAlzheimers Dement
Abstract Background Psychological factors such as repetitive negative thinking, proneness to experience distress, and perceived stress are associated with increased risk of neurodegeneration and clinical dementia, whereas having a sense of life‐purpose, self‐reflection, and dispositional mindfulness may be protective.
Bartrés‐Faz D   +10 more
europepmc   +2 more sources

La luz del intelecto agente en los principios de la razón práctica según San Alberto Magno

open access: yes, 2008
Resumen: La Antigone de Sófocles y el Corpus Hippocraticum delinean ya los rasgos propios del derecho natural. La ética de Aristóteles, luego, ofrece una primera noción explícita del derecho natural, que San Alberto Magno comenta en Super ethica.
Rego, Thomas
core   +2 more sources

Exploring PACC5 Associations with Cortical Thickness in Individuals with Subjective Cognitive Decline [PDF]

open access: yesAlzheimers Dement
Abstract Background Individuals with subjective cognitive decline (SCD) express concern about self‐perceived cognitive decline, despite no objective impairment, and are at higher risk of developing Alzheimer’s disease (AD). The preclinical Alzheimer’s cognitive composite (PACC5) is a sensitive cognitive marker frequently used in preclinical AD ...
Mulet‐Pons L   +11 more
europepmc   +2 more sources

Behavioral disorder masks learning disability

open access: yesCurrent Research in Behavioral Sciences, 2021
The study aimed to identify behavioral and academic disorders' manifestations for students with learning difficulties for the elementary stage in Jerusalem, Israel, from the teacher's perspective.
Rana Abdullah Tahan   +2 more
doaj   +1 more source

Unravelling the historical biogeography of the European rabbit subspecies in the Iberian Peninsula

open access: yesMammal Review, Volume 53, Issue 1, Page 1-14, January 2023., 2023
We used biogeographical spatial models to understand the biogeography of the two subspecies of European rabbit that are found in the Iberian Peninsula. After the last glaciation, each subspecies expanded from its own isolated core, as suggested by the two maps.
Francisco Díaz‐Ruiz   +10 more
wiley   +1 more source

Carbon Nanofibers versus Silver Nanoparticles: Time-Dependent Cytotoxicity, Proliferation, and Gene Expression

open access: yesBiomedicines, 2021
Carbon nanofibers (CNFs) are one-dimensional nanomaterials with excellent physical and broad-spectrum antimicrobial properties characterized by a low risk of antimicrobial resistance.
Beatriz Salesa   +3 more
doaj   +1 more source

Increasing awareness of HIV pre‐exposure prophylaxis (PrEP) and willingness to use HIV PrEP among men who have sex with men: a systematic review and meta‐analysis of global data

open access: yesJournal of the International AIDS Society, Volume 25, Issue 3, March 2022., 2022
Abstract Introduction Integrated knowledge regarding pre‐exposure prophylaxis (PrEP) awareness and willingness to use PrEP can be useful for HIV prevention in high incidence groups. This review summarizes the awareness of PrEP and willingness to use PrEP among men who have sex with men (MSM).
Zhishan Sun   +9 more
wiley   +1 more source

«La comedia palatina del Siglo de Oro», de Miguel Zugasti (dir.) y Mar Zubieta (ed.)

open access: yesCastilla: Estudios de Literatura, 2017
Reseña sobre el libro La comedia palatina del Siglo de Oro, de Miguel Zugasti (dir.) y Mar Zubieta (ed.)
Teresa Otal Piedrafita
doaj   +1 more source

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