Results 151 to 160 of about 431,388 (374)

Radiative and climate impacts of a large volcanic eruption during stratospheric sulfur geoengineering

open access: yes, 2015
. Both explosive volcanic eruptions, which emit sulfur dioxide into the stratosphere, and stratospheric geoengineering via sulfur injections can potentially cool the climate by increasing the amount of scattering particles in the atmosphere.
A. Laakso   +7 more
semanticscholar   +1 more source

Restoration of human tooth enamel

open access: yesBMEMat, EarlyView.
Human tooth enamel has remarkable properties but lacks self‐repair ability. Existing restorative materials cannot fully replicate enamel's microstructure and function, resulting in low restorative efficiency. This review summarizes the formation process and characteristics of enamel, and current restorative materials and future research directions are ...
Hanlin Liu   +10 more
wiley   +1 more source

A case of disseminated cryptococcal disease after Bruton tyrosine kinase inhibitor therapy: A brief review in the Australian context

open access: yesJAAD Case Reports, 2021
Nicholas Van Rooij, MD   +3 more
doaj   +1 more source

Some Post - Vaccinal Eruptions [PDF]

open access: green, 1902
William T. Freeman
openalex   +1 more source

The magnitude and impact of the Youngest Toba Tuff super-eruption

open access: yesFrontiers in Earth Science, 2014
Super-eruptions, orders of magnitude larger than eruptions experienced in historic times, have devastated wide areas by pyroclastic flows, covered continent-size areas by ash fallout, and injected large quantities of aerosols into the stratosphere ...
A. Costa   +3 more
semanticscholar   +1 more source

Innovations in Dental Implants Integration: Optimizing dental implants performance utilizing stem cells and coatings

open access: yesBiotechnology Progress, EarlyView.
Abstract The last two decades, between 2000 and 2024, significant steps were achieved regarding the interaction between various stem cells and titanium implant surfaces to improve dental implant integration. This literature review focuses on the potential effects of (i) bone marrow mesenchymal stem cells (BMSCs), (ii) periodontal ligament stem cells ...
Ioannis Tsamesidis   +4 more
wiley   +1 more source

On the fate of pumice rafts formed during the 2012 Havre submarine eruption

open access: yesNature Communications, 2014
Pumice rafts are floating mobile accumulations of low-density pumice clasts generated by silicic volcanic eruptions. Pumice in rafts can drift for years, become waterlogged and sink, or become stranded on shorelines.
M. Jutzeler   +5 more
semanticscholar   +1 more source

Periodontitis treatment and microbiome in a patient with FAM20A mutation: Case study of 1.5 years

open access: yesClinical Advances in Periodontics, EarlyView.
Abstract Background Enamel‐renal‐gingival syndrome (ERGS) is an autosomal recessive disorder caused by mutations in the FAMily with sequence similarity 20A (FAM20A) gene, and is characterized by amelogenesis imperfecta, delayed or failed tooth eruption, and periodontitis.
John Rong Hao Tay   +2 more
wiley   +1 more source

Discovery of the Postcoital Contraceptive Effect of Rhus pentaphylla in a Study of Acute, Subchronic, and Neurodevelopmental Toxicity of Ethanolic Leaf Extract

open access: yesChemistry &Biodiversity, EarlyView.
ABSTRACT In the present study, the acute, subchronic, and neurodevelopmental toxicity of Rhus pentaphylla, a Moroccan medicinal plant, was investigated in Swiss albino mice. HPLC analysis showed the presence of phenolic compounds with rutin as the principal component.
Fatimazahra Agouram   +4 more
wiley   +1 more source

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