Results 141 to 150 of about 255,622 (355)

Retraction Note: Effects of miR-672 on the angiogenesis of adipose-derived mesenchymal stem cells during bone regeneration

open access: yesStem Cell Research & Therapy, 2023
Mingjiao Chen   +4 more
doaj   +1 more source

Simultaneous Monitoring of Tyrosinase and ATP in Thick Brain Tissues Using a Single Two‐Photon Fluorescent Probe

open access: yesAdvanced Science, EarlyView.
A single dual‐emission two‐photon fluorescent probe is designed for simultaneously tracking tyrosinase (TYR) and adenosine triphosphate (ATP). With the help of this probe, the intricate correlation and regulatory mechanism between TYR and ATP during oxidative stress is uncovered.
Hong Huang   +12 more
wiley   +1 more source

Efficient and Specific PDGFRβ‐Targeting Dual‐Mode T1‐T2 MRI Nanoprobe for Early Diagnosis of Non‐Alcoholic Fatty Liver

open access: yesAdvanced Science, EarlyView.
The Fe3O4/Gd@BSA‐pPB nanoprobe leverages biomimetic mineralization and targets hepatic stellate cells (HSCs) through PDGFRβ, offering superior enrichment in fibrotic regions. This targeted delivery overcomes biological barriers, enhancing both the accuracy and sensitivity of MRI imaging at early disease stages.
Zehua Li   +11 more
wiley   +1 more source

A rare case of an idiopathic extraocular muscle abscess [PDF]

open access: yes, 2015
Diplopia has a diverse range of ophthalmological, neurological, autoimmune, neoplastic and infectious causes. However it is very rare for an extraocular muscle abscess to occur.
De Bono Agius, Maria, Vella, Mario
core  

Influencing factors for pediatric eye disorders and health related quality of life: a cross-sectional study in Shanghai, China

open access: yesFrontiers in Medicine
BackgroundMyopia, strabismus, and ptosis are common pediatric eye diseases, which have a negative impact on children and adolescents in terms of visual function, mental health, and health-related quality of life (HRQoL).
Qin Shu   +24 more
doaj   +1 more source

Predictability of temporal network dynamics in normal ageing and brain pathology [PDF]

open access: yesarXiv
Spontaneous brain activity generically displays transient spatiotemporal coherent structures, which can selectively be affected in various neurological and psychiatric pathologies. Here we model the full brain's electroencephalographic activity as a high-dimensional functional network performing a trajectory in a latent graph phase space. This approach
arxiv  

Respiratory Particle Deposition Probability due to Sedimentation with Variable Gravity and Electrostatic Forces [PDF]

open access: yesarXiv, 2014
In this paper, we study the effects of the acceleration gravity on the sedimentation deposition probability, as well as the aerosol deposition rate on the surface of the Earth and Mars, but also aboard a spacecraft in orbit around Earth and Mars as well for particles with density rho_p = 1300 kg/m^3, diameters d_p = 1, 3, 5 micrometers and residence ...
arxiv  

Metal–Organic Frameworks: Unlocking New Frontiers in Cardiovascular Diagnosis and Therapy

open access: yesAdvanced Science, EarlyView.
Metal–organic frameworks (MOFs), are composed of metal ions and bridging organic ligands, are recognized as an excellent platform for host‐gust chemistry. Its rich structural composition, modifiable sites, and multilevel pore distribution can provide delivery and release of signaling molecules, probes, and therapeutic drugs, which exhibit great medical
Qilu Wu   +6 more
wiley   +1 more source

Tunguska: Comets, Contagion and the Vernadskiy Mission to NEA 2005NB56 [PDF]

open access: yesJournal of Cosmology, 2010, Vol 7, 1719-1725, 2010
On June 30th, 1908, there was a massive explosion over Tunguska, in Central Siberia. A number of scientists have proposed that this Tunguska Phenomenon was caused due to the tangential passage of an astral body that grazed the Earths' atmosphere, underwent a partial explosion and later entered a heliocentric orbit.
arxiv  

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