Results 91 to 100 of about 313,279 (304)

Organelle Localization‐Induced Bio‐Orthogonal Polymerization (OLIBOP) for Photostable Super‐Resolution Live‐Cell Imaging

open access: yesAdvanced Healthcare Materials, EarlyView.
Organelle localization‐induced biorthogonal polymerization enables direct synthesis of photostable poly‐AIEgens within targeted organelles for super‐resolution live‐cell imaging. ABSTRACT Real‐time monitoring of dynamic biological processes demands fluorescent probes that can withstand prolonged light exposure without photobleaching—a critical ...
Gaeun Park   +4 more
wiley   +1 more source

Mixing and segregation of ring polymers: spatial confinement and molecular crowding effects

open access: yesNew Journal of Physics, 2014
During the life cycle of bacterial cells the non-mixing of the two ring-shaped daughter genomes is an important prerequisite for the cell division process.
Jaeoh Shin   +2 more
doaj   +1 more source

Fiscal Policy Discretion, Private Spending, and Crisis Episodes [PDF]

open access: yes
In this paper, we assess the impact of fiscal policy discretion on economic activity in the short and medium-term. Using a panel of 132 countries from 1960 to 2008, we find that fiscal policy discretion provides a net stimulus to the economy in the short-
Davide Furceri   +2 more
core  

Aptamer‐Based Delivery Systems for VEGF and NGF Modulation in Ocular Therapies

open access: yesAdvanced Healthcare Materials, EarlyView.
Aptamer‐based delivery systems targeting NGF and VEGF hold significant potential for precise and sustained treatment of complex diseases affecting both the anterior and posterior segments of the eye. This review critically summarizes current strategies for NGF and VEGF delivery as well as VEGF sequestration, providing a clinical perspective on how ...
Nadine Best   +5 more
wiley   +1 more source

Pattern of malocclusion in patients with noma sequelae: The need for orthodontic and orthognathic therapy

open access: yesSaudi Journal of Oral Sciences
Introduction: Noma is a gangrenous infection that destroys the orofacial structures and leaves the survivors with severe functional, psychosocial, and esthetic impairments. Malocclusion is one of the central sequelae that current Noma care often neglects.
Mujtaba Bala   +8 more
doaj   +1 more source

Experimental evidence for density-determined wing dimorphism in two bush-crickets (Ensifera: Tettigoniidae)

open access: yesEuropean Journal of Entomology, 2009
Macroptery is common in many species of Orthoptera, but the causes are still discussed. Besides the assumption that macroptery is genetically determined, there is evidence that wing dimorphism is induced by environmental factors, particularly population ...
Dominik PONIATOWSKI, Thomas FARTMANN
doaj   +1 more source

A New 3D Colon on a Chip to Decipher the Influence of Mechanical Forces on the Physiological Cellular Ecosystem

open access: yesAdvanced Healthcare Materials, EarlyView.
To dissect how mechanical forces influence intestinal physiology, we developed a stretchable 3D colon‐on‐chip that integrates tunable topography, stiffness and peristalsis‐like motion within a physiologically relevant microenvironment. We showed that stretching is a dominant factor governing epithelial behavior, markedly enhancing proliferation and ...
Moencopi Bernheim‐Dennery   +10 more
wiley   +1 more source

Impact of Forms of Visual Attenuation on Short-Term Eye Changes Under Controlled Reading Visibility

open access: yesEye and Brain
Huanjun Su,1,2 Rachel Ka Man Chun,1,3– 5 Elie De Lestrange-Anginieur1,3– 5 1School of Optometry, The Hong Kong Polytechnic University, Kowloon, Hong Kong; 2Department of Optometry, Liuzhou Worker’s Hospital, Liuzhou, Guangxi Zhuang Autonomous Region ...
Su H, Chun RKM, De Lestrange-Anginieur E
doaj  

Stable Protein‐Based G‐Quadruplex‐Derived Supramolecular Bioinks as Tunable ECM‐Mimetic Constructs Assembled by Combining Non‐Covalent and Covalent Strategies

open access: yesAdvanced Materials, EarlyView.
Harnessing the synergistic interplay of supramolecular self‐assembly, under macromolecular crowding conditions, and enzymatic‐mediated covalent crosslinking toward a stable protein‐based G‐quadruplex‐derived supramolecular bioink. This bioinspired strategy enables the biofabrication of complex and tunable ECM‐mimetic constructs, providing a platform ...
Vera Sousa   +6 more
wiley   +1 more source

Interactions between ecological factors in the developmental environment modulate pupal and adult traits in a polyphagous fly

open access: yesEcology and Evolution, 2019
In holometabolous insects, adult fitness depends on the quantity and quality of resource acquired at the larval stage. Diverse ecological factors can influence larval resource acquisition, but little is known about how these factors in the larval ...
Binh Nguyen   +5 more
doaj   +1 more source

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