Results 91 to 100 of about 255,622 (355)

Learning the seasonality of disease incidences from empirical data [PDF]

open access: yesarXiv, 2017
Investigating the seasonality of disease incidences is very important in disease surveillance in regions with periodical climatic patterns. In lieu of the paradigm about disease incidences varying seasonally in line with meteorology, this work seeks to determine how well standard epidemic models can capture such seasonality for better forecasts and ...
arxiv  

Radiation‐Resistant Bacteria Deinococcus radiodurans‐Derived Extracellular Vesicles as Potential Radioprotectors

open access: yesAdvanced Healthcare Materials, EarlyView.
Deinococcus radiodurans‐derived extracellular vesicles (R1‐EVs) provide radioprotection against total‐body irradiation‐induced acute radiation syndrome in mice. R1‐EVs mitigate oxidative damage by scavenging free radicals, promoting intestinal repair, enhancing hematopoietic function, and modulating immune responses. This study highlights the potential
Jeong Moo Han   +7 more
wiley   +1 more source

HO-1-mediated ferroptosis as a target for protection against retinal pigment epithelium degeneration

open access: yesRedox Biology, 2021
Oxidative stress-mediated retinal pigment epithelium (RPE) degeneration plays a vital role in retinal degeneration with irreversible visual impairment, most notably in age-related macular degeneration (AMD), but a key pathogenic factor and the targeted ...
Zhimin Tang   +9 more
doaj  

Constructing Cu7S4@SiO2/DOX Multifunctional Nanoplatforms for Synergistic Photothermal–Chemotherapy on Melanoma Tumors

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
The integration of photothermal therapy and chemotherapy has been recognized to be an efficient strategy through the instant thermally ablation and long-term chemical inhibition, thus achieving high therapeutical effect.
Leilei Zhang   +9 more
doaj   +1 more source

Graphene-based optical sensors for the pre-vention of SARS-CoV-2 viral dissemination [PDF]

open access: yesarXiv, 2020
What level of scientific knowledge has been gained against COVID-19 during the months of the pandemic? Are current technologies able to keep up with the advances in virology research? Historically, disease outbreaks due to pathogenic microorganisms have killed many more people than wars have, and the ability that viral genes have displayed to rapidly ...
arxiv  

The conflict triad dynamical system [PDF]

open access: yes, 2010
A dynamical model of the natural conflict triad is investigated. The conflict interacting substances of the triad are: some biological population, a living resource, and a negative factor (e.g., infection diseases). We suppose that each substance is multi-component.
arxiv   +1 more source

High‐Yield Bioproduction of Extracellular Vesicles from Stem Cell Spheroids via Millifluidic Vortex Transport

open access: yesAdvanced Materials, EarlyView.
Stem cell spheroids, produced via a high‐throughput microfabrication technique, are transported within a vortex generated at the outlet channels of a cross‐slot millifluidic chip. For Reynolds number exceeding 170–200, intermittent high shear stresses applied to each spheroid within the vortex trigger a massive release of biologically active ...
Elliot Thouvenot   +8 more
wiley   +1 more source

Granulocytic Sarcoma as the First Sign of Acute Leukemia in Childhood [PDF]

open access: yes, 2012
Acute myeloid leukemia (AML) may rarely involve the orbit as a solid tumor termed granulocytic sarcoma. This report describes the case of a child who presented with rapidly progressive unilateral proptosis and was diagnosed as rhabdomyosarcoma.
Singh, T, Sufi, AR
core   +1 more source

Altered functional brain network connectivity and glutamate system function in transgenic mice expressing truncated Disrupted-in-Schizophrenia 1 [PDF]

open access: yes, 2015
Considerable evidence implicates DISC1 as a susceptibility gene for multiple psychiatric diseases. DISC1 has been intensively studied at the molecular, cellular and behavioral level, but its role in regulating brain connectivity and brain network ...
Brandon, N.J.   +14 more
core   +1 more source

Radiological Society of North America (RSNA) 3D printing Special Interest Group (SIG): Guidelines for medical 3D printing and appropriateness for clinical scenarios [PDF]

open access: yes, 2014
Este número da revista Cadernos de Estudos Sociais estava em organização quando fomos colhidos pela morte do sociólogo Ernesto Laclau. Seu falecimento em 13 de abril de 2014 surpreendeu a todos, e particularmente ao editor Joanildo Burity, que foi seu ...
Burity, Joanildo   +2 more
core   +2 more sources

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