Results 201 to 210 of about 477,134 (375)

Relationship between umbilical and fetal cerebral blood flow velocity waveforms and umbilical venous blood gases [PDF]

open access: bronze, 1992
Philippe Bonnin   +5 more
openalex   +1 more source

Nanoscale Biodegradable Printing for Designed Tuneability of Vaccine Delivery Kinetics

open access: yesAdvanced Materials, EarlyView.
Spatiotemporal Controlled Release Inks of Biocompatible polyEsters (SCRIBE) is a novel 2PP resin family with sub‐micron resolution and tuneable hydrolysis. SCRIBE enables direct printing of hollow microparticles with complex chemistries and geometries inaccessible to molding techniques, which are used to modulate antibody titers and class switching as ...
David J. Peeler   +16 more
wiley   +1 more source

Cardiac Organoid Model Inspired Micro‐Robot Smart Patch to Treat Myocardial Infarction

open access: yesAdvanced Materials, EarlyView.
The heart organoid model exhibits the acidic microenvironment characteristic of myocardial infarction, which emerges as a pivotal force propelling the movement of micro‐robots. These micro‐robots, administered through microneedles, can penetrate deep into the tissue, effectively delivering therapeutic payloads to facilitate heart repair.
Fangfang Wang   +12 more
wiley   +1 more source

Impaired damping of cerebral blood flow velocity pulsatility is associated with the number of perivascular spaces as measured with 7T MRI. [PDF]

open access: yesJ Cereb Blood Flow Metab, 2023
van den Kerkhof M   +6 more
europepmc   +1 more source

Numerical analysis of blood flow through stenosed microvessels using a multi-phase model

open access: yesHeliyon
Blood flow in arterioles have attracted considerable research attention due to their clinical implications. However, the fluid structure interaction between red blood cells and plasma in the blood poses formidable difficulty to the computational efforts.
Yuhong Zhao, Jue Xie
doaj  

Amyloid‐Templated Ceria Nanozyme Reinforced Microneedle for Diabetic Wound Treatments

open access: yesAdvanced Materials, EarlyView.
This work demonstrates an effective strategy for synthesizing high‐catalytic and stable nanozymes, and introduces the first example of amyloid‐ceria nanozymes reinforced microneedle which features a complex, synergistic catalytic behavior combining superoxide dismutase and catalase‐like activities, promoting to remodel the infection microenvironment in
Qize Xuan   +13 more
wiley   +1 more source

Upconversion Nanoparticle‐Covalent Organic Framework Core–shell Particles as Therapeutic Microrobots Trackable With Optoacoustic Imaging

open access: yesAdvanced Materials, EarlyView.
Upconversion nanoparticle‐covalent organic framework core–shell particles provide enhanced contrast for optoacoustic imaging by leveraging the optical absorption of upconversion luminescence within the covalent organic framework matrix. Beyond their role as contrast agents, these particles enable customizable therapeutic agent loading and release, as ...
Dong Wook Kim   +8 more
wiley   +1 more source

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