Results 181 to 190 of about 113,267 (368)

Gentle Label‐Free Nonlinear Optical Imaging Relaxes Linear‐Absorption‐Mediated Triplet

open access: yesAdvanced Science, EarlyView.
The phototoxicity in nonlinear optical microscopy arises mainly from linear absorption of intrinsic biomolecules rather than nonlinear absorption. This mechanism is supported by a reproducible phototoxicity assay based on widely available chicken breast.
Geng Wang   +4 more
wiley   +1 more source

Microporous Polymer Membranes: Molecular Stents Enhanced Solvent‐Accessibility for Organic Solvent Transport

open access: yesAdvanced Science, EarlyView.
A novel microporous polyimide (PI‐TB‐NDI) is designed for enhanced organic solvent nanofiltration. By incorporating o‐methyl groups into the Tröger's base (TB) unit to create molecular stents, the polymer's intrinsic free volume is effectively increased without the need for post‐treatment.
Shuang Guo   +9 more
wiley   +1 more source

Single-Electrode Electrostatic Repulsion Phenomenon for Remote Actuation and Manipulation

open access: yesResearch
One of the fundamental principles of electrostatics is that an uncharged object will be attracted to a charged object through electrostatic induction as the two approaches one another.
Wei Tang   +7 more
doaj   +1 more source

Microphysiological Uremia Model Reveals Biophysical Potentiators of Vascular Dysfunction

open access: yesAdvanced Science, EarlyView.
A microfluidic platform of engineered blood vessels is developed to study the role of mechanical forces in immune cell adhesion and extravasation in uremic microenvironments. Elevated pressure increases monocyte activity, with ICAM‐1 as a key driver. Matrix density influences monocyte phenotypes, but the uremic environment consistently promoted a pro ...
Mitesh Rathod   +9 more
wiley   +1 more source

Single‐Cell RNA Sequencing Reveals the Heterogeneity in Differentiation Trajectory and Tumor Microenvironment Leading to More Aggressive Phenotypes of Papillary Thyroid Cancer in Children and Young Adult Patients

open access: yesAdvanced Science, EarlyView.
scRNA sequencing reveals distinct tumor ecosystem features in CAYA‐PTC, marked by enriched CD4T_Tfh, CD8T_Tex cells, and rapid malignant thyrocyte differentiation (absent of mild‐state BRAF‐like population) toward invasive states. Prominent emCAF_LAMP5 populations interact with endothelial cells and thyrocytes facilitate angiogenesis and metastasis ...
Kai Guo   +15 more
wiley   +1 more source

High spatiotemporal resolution data from a custom magnetic tweezers instrument

open access: yesData in Brief, 2020
Gene expression is achieved by enzymes as RNA polymerases that translocate along nucleic acids with steps as small as a single base pair, i.e., 0.34 nm for DNA.
Eugeniu Ostrofet   +2 more
doaj  

Acoustic tweezers for the life sciences

open access: yesNature Methods, 2018
Adem Ozcelik   +6 more
semanticscholar   +1 more source

Instant Writing of Conductive Interface on MOF Single Crystal by Ultrafast Laser

open access: yesAdvanced Science, EarlyView.
Current device fabrication strategies lack capacity for tailoring ideal electrical interface in individual MOF single crystals. An ultrafast laser approach is developed that in situ constructs stable conductive interface on MOF single crystal scale while maintaining its crystalline integrity.
Dongsheng Huang   +11 more
wiley   +1 more source

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