Results 101 to 110 of about 10,276,216 (240)

A Dual‐Membrane Biomimetic Nanoplatform Enables Triple‐Modal Therapy Against SARS‐CoV‐2 Through Viral Decoy, Inflammation Neutralizing, and Intracellular RNAi

open access: yesAdvanced Science, EarlyView.
[A&T]MLN is a triple‐modal nanoplatform with siRNA‐loaded LN coated with hybrid ACE2/macrophage membrane. It blocks viral entry, neutralizes IL‐6/IL‐1β/TNF‐α, and delivers siRNA to suppress viral replication. In a murine lung injury model, it attenuates inflammation, offering a multi‐pronged strategy against SARS‐CoV‐2 variants and hyperinflammation ...
Hui Li   +19 more
wiley   +1 more source

Raman Analysis of RNA Nucleotide Strands From SARS‐CoV‐2 Variants and Subvariants: A Step Forward in the Definition of “Raman Genome”

open access: yesAdvanced Science, EarlyView.
Main Raman signals in RNA, related to helical backbone, ribofuranose ring, and nitrogenous bases, are affected by secondary structures that cause hyperchromic effects and significantly alter the Raman intensity. ABSTRACT Raman spectra of RNA nucleotide strands extracted from 20 SARS‐CoV‐2 strains, including the original Japanese isolate, Alpha, Beta ...
Giuseppe Pezzotti   +11 more
wiley   +1 more source

Parameter Optimization and Experimental Study of Particle Jet Impact Rock Breaking Nozzle

open access: yesShiyou jixie, 2018
As a core accelerating device of particles and water jet during particle jet impact rock breaking process, the nozzle’s accelerating ability determines the effect of rock breaking. On account of the straight-taper nozzle, the constant-acceleration nozzle
Ren Fushen, Fang Tiancheng, Cheng Xiaoze
doaj  

High‐Brightness and Ultra‐Long‐Lifetime Spin Quantum Dot Light‐Emitting Diodes Enabled by Efficient Injection of Spin‐Polarized Holes Through a Hybrid Hole Transport Layer

open access: yesAdvanced Science, EarlyView.
This work employs a hybrid hole transport layer to enhance hole transport efficiency, resulting in improved performance for the final device. It achieves an external quantum efficiency of 6.68%, a circularly polarized electroluminescence asymmetry factor of 0.026, and a high luminance of 14,370 cd/cm2, representing the highest luminance reported to ...
Fengqi Qiu   +8 more
wiley   +1 more source

Little Rock Musical Coterie records

open access: yes, 1893
The Little Rock Musical Coterie Materials contains much of the club's history in the form of the scrapbooks of the various Coterie presidents, the minutes of Coterie meetings, club correspondence and ephemera, newspaper articles, and other ...
Little Rock Musical Coterie (Little Rock, Ark.)
core   +1 more source

A Study on the Rock-Breaking Characteristics of an Arcing-Blade Cutter under Different Cutting Parameters

open access: yesApplied Sciences
To analyze the rock-breaking characteristics of an arcing-blade cutter in cutting red sandstone, a two-cutter cutting model was established based on the finite element method. Then, the cutting processes of the arcing-blade cutter at penetrations of 2 mm,
Zhao Ma, Junjie Ye, Xin Zhang, Wenhua Ye
doaj   +1 more source

Bioenergetic Materials for Tissue Regeneration: Modulating Metabolism to Promote Cellular Anabolism

open access: yesAdvanced Science, EarlyView.
Bioenergetic materials (BEMs) modulate cellular metabolism to promote tissue regeneration. Their principal mechanisms of action include metabolic substrate supplementation, metabolic enzyme modulation, organelle transfer, electrical current regulation, redox homeostasis modulation, and oxygen tension modulation.
Yuchen He   +7 more
wiley   +1 more source

John William Norman, student at Little Rock Junior College

open access: yes, 2008
This is a portrait of John William Norman, a student at Little Rock Junior CollegeOriginal held at Ottenheimer Library, University of Arkansas at Little ...
College Chatter (Little Rock, Ark.)
core  

Emergence of Unconventional Magnetic Order in Strain‐Engineered RuO2/TiO2 Superlattices

open access: yesAdvanced Science, EarlyView.
Epitaxial strain activates unconventional magnetism in rutile RuO2, absent in bulk or relaxed RuO2. Polarized neutron reflectometry with atomic‐layer resolution directly reveals finite magnetization confined to RuO2 layers in fully strained RuO2/TiO2 superlattices on TiO2 (110).
Seung Gyo Jeong   +12 more
wiley   +1 more source

Mechanisms underlying lateral force applied to a PDC cutter on a PDC drill bit during rotary rock breaking

open access: yesMeitian dizhi yu kantan
ObjectiveTo improve the rock-breaking efficiency and durability of drill bits in the theoretical research on the optimal design of drill bits, the key is to systematically reveal both the rock-breaking mechanisms of polycrystalline diamond compact (PDC ...
Jiusen WEI, Xin HAN, Wei LIU, Deli GAO
doaj   +1 more source

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