Results 251 to 260 of about 750,830 (294)

A Degradable Device for Sustainable Capillary Blood Sampling

open access: yesAdvanced Materials Technologies, EarlyView.
The device features a compostable 3D‐printed storage compartment for liquid blood collection and a degradable, poly(ɛ‐caprolactone)‐coated magnesium microneedle patch hidden within a suction cup. Manual compression deploys the MNs, creating small skin punctures, and the subsequent release of compression generates the negative pressure required for ...
Nicole Zoratto   +5 more
wiley   +1 more source

Imaging the uptake and metabolism of glutamine in prostate tumor models using CEST MRI. [PDF]

open access: yesNpj Imaging
Hodo Y   +12 more
europepmc   +1 more source

Intracellular Monitoring of Luminescent Ag2S Nanoparticles in Fibroblasts

open access: yesAdvanced Optical Materials, EarlyView.
This study investigates the long‐term luminescence behavior of Ag2S quantum dots (AS QDs) with three surface ligands (DTDTPA, 11MUA, PEG) in fibroblasts over 9 days. AS‐PEG showed stable uptake and enhanced NIR‐II emission, while others decreased due to oxidative stress.
Mahshid Hashemkhani   +6 more
wiley   +1 more source

mTORC1 senses glutamine and other amino acids through GCN2. [PDF]

open access: yesEMBO J
Figlia G   +6 more
europepmc   +1 more source

Dual‐Modality Detection of Intracellular Nanoparticles via Smart Polymer‐Enhanced SERS and Hyperspectral Microscopy Detection

open access: yesAdvanced Optical Materials, EarlyView.
Dual‐imaging strategy for PAP‐functionalized gold nanoparticles (PAP@Gold NPs) in HeLa cells. Fast screening is achieved via hyperspectral microscopy based on light reflection to track nanoparticle localization. Accurate detection is performed through SERS microscopy, leveraging the plasmonic enhancement of the PAP polymer signal for precise location ...
Marco Giustra   +10 more
wiley   +1 more source

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