Results 131 to 140 of about 59,113 (302)

Mechanochemically Programmed, Oligomer‐Selective Amyloid Assembly via Axial Rotation

open access: yesSmall, EarlyView.
Tunable axial rotation mechanically redirects amyloid assembly without chemical additives. Low rotational speeds favor fibril maturation, whereas high‐speed rotation suppresses productive fibril amplification and biases the pathway toward oligomer‐enriched assemblies.
Seokbeom Roh   +11 more
wiley   +1 more source

Programmable Chirality Transfer: Seeding‐Directed Co‐Assembly of Functional Molecules With Amyloid Frameworks

open access: yesSmall, EarlyView.
Seeding‐directed co‐assembly enables efficient chirality transfer from chiral amyloid scaffold to achiral functional molecules. Controlled assembly pathways result in hierarchical hybrid supramolecular structures showing enhanced induced electronic circular dichroism (IECD) and/or vibrational circular dichroism (IVCD).
Aleksandra Kołodziejczyk   +3 more
wiley   +1 more source

Stimuli‐responsive nanostructured hydrogen sulfide donors for enhanced cancer treatments

open access: yesSmart Molecules, EarlyView.
Three typical kinds of stimuli‐responsive nanostructured hydrogen sulfide (H2S) donors are reviewed. The nanostructures ensure precise delivery of H2S to the lesion site and regulate the release behavior. The H2S‐based gas therapy has been used to synergize with other cancer treatment modalities, achieving enhanced efficacy while reducing side effects.
Yuxuan Lyu   +7 more
wiley   +1 more source

PSP: Ledenwerfaffiche

open access: yes, 1973
Op de achterkant o.a. verslag van een thema-conferentie ter voorbereiding van congres van 25 november 1973.
PSP
core  

Sequential Reduction of Chromite Pellets Using Hydrogen and Silicon Carbide for Carbon Emission Abatement During Ferrochrome Production

open access: yessteel research international, EarlyView.
H2 prereduction selectively metallizes Fe in UG2 chromite pellets at 1100°C, while silicon carbide becomes active at 1300°C to convert remaining Cr2O3 to carbides and promote Cr metallization. By separating the roles of H2 and SiC, the sequential route reaches up to 65.7% Cr metallization and suppresses in‐furnace CO generation by ≈75% versus ...
D. Coertzen   +5 more
wiley   +1 more source

Anchorage performance of different punching shear reinforcement elements in cracked concrete

open access: yesStructural Concrete, EarlyView.
Abstract Extensive research has been conducted on the bond and anchorage behavior of reinforcement elements in concrete. While many experimental studies have focused on uncracked concrete, the anchorage performance in the presence of cracks remains insufficiently understood.
Niklas Mueller   +3 more
wiley   +1 more source

Wildfire Ash Alters Freshwater Crustacean Behavior: Disentangling the Contributions of Suspended Macroparticles and Ash‐Induced Alkalinization

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Climate change and anthropogenic ignitions are intensifying wildfire frequency worldwide, elevating the risk of freshwater contamination by ash. In water, dissolved ash releases ions and other toxic constituents that increase pH and alter physicochemical conditions, while suspended ash particles may impose mechanical stress, disrupt behavior ...
Pétterson B. Pereira‐Silva   +7 more
wiley   +1 more source

Tau-associated neuronal loss in the intermediate nucleus of the human hypothalamus, a putative VLPO analog, in progressive supranuclear palsy and Alzheimer's disease. [PDF]

open access: yesAlzheimers Dement
Abstract BACKGROUND Sleep phenotypes differ in progressive supranuclear palsy (PSP) and Alzheimer's disease (AD). The human intermediate nucleus (IntN), a putative ventrolateral preoptic analog, promotes non‐rapid eye movement (NREM) sleep, but its disease‐specific vulnerability is unclear. METHODS Post mortem hypothalami (n = 30; baseline [Braak stage
Rastegar-Pouyani S   +14 more
europepmc   +2 more sources

Ventilatory compensation for metabolic acidosis is independent of hypertension in dogs with chronic kidney disease

open access: yesVeterinary Record, EarlyView.
Abstract Introduction Metabolic acidosis is common in dogs with chronic kidney disease (CKD) and induces ventilatory compensation. Systemic arterial hypertension frequently accompanies CKD, but its influence on the ventilatory response remains unclear.
Letícia da Silva Rueda   +7 more
wiley   +1 more source

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