Results 171 to 180 of about 614,731 (268)

Mapping Nanoscale Protein‐Corona Kinetics of DoE‐Optimized Perfluorocarbon Encapsulated‐PLGA Nanoparticles by In Situ, Time‐Resolved Synchrotron SAXS

open access: yesAdvanced Healthcare Materials, EarlyView.
A two‐phase workflow (OFAT screening followed by central composite design) maps how processing variables tune PFCE‐PLGA nanoparticle size, dispersity, surface charge, loading, and 19F‐MRI signal. In situ, time‐resolved synchrotron SAXS tracks albumin‐corona growth on intact dispersions and reveals PFCE‐dependent adsorption pathways.
Joice Maria Joseph   +11 more
wiley   +1 more source

Tree-ring stable isotopes from the European Alps reveal long-term summer drying over the Holocene. [PDF]

open access: yesSci Adv
Arosio T   +12 more
europepmc   +1 more source

Reply to Weiss: Tree-ring stable oxygen isotopes suggest an increase in Asian monsoon rainfall at 4.2 ka BP. [PDF]

open access: yesProc Natl Acad Sci U S A, 2022
Yang B   +20 more
europepmc   +1 more source

Bioengineered 3D hPSC‐Cholangiocyte Ducts With Physiological Signals for Biliary Disease Modeling

open access: yesAdvanced Healthcare Materials, EarlyView.
Tian and colleagues generated a bioengineered bile duct from human pluripotent stem cell (hPSC)‐derived intrahepatic cholangiocytes within a high‐throughput, 384‐well platform to systematically examine the influence of biliary physiological signals including fluid flow, stromal cells and bile acids, and models intrahepatic biliary disease progression ...
Britney Tian   +10 more
wiley   +1 more source

Woody legacies of railroad ties from the Southern Atacama Desert used to strengthen Nothofagus obliqua tree-ring chronologies from Northern Patagonia. [PDF]

open access: yesSci Rep
Schneider-Valenzuela I   +10 more
europepmc   +1 more source

Tree-ring oxygen isotopes record a decrease in Amazon dry season rainfall over the past 40 years. [PDF]

open access: yesClim Dyn, 2022
Cintra BBL   +7 more
europepmc   +1 more source

Real‐Time 3D Ultrasound Imaging with an Ultra‐Sparse, Low Power Architecture

open access: yesAdvanced Healthcare Materials, EarlyView.
This article presents a novel, ultra‐sparse ultrasound architecture that paves the way for wearable real‐time 3D imaging. By integrating a unique convolutional array with chirped data acquisition, the system achieves high‐resolution volumetric scans at a fraction of the power and hardware complexity.
Colin Marcus   +9 more
wiley   +1 more source

Climate signal age effects in <i>Pinus uncinata</i> tree-ring density data from the Spanish Pyrenees. [PDF]

open access: yesTrees (Berl West)
Spelsberg S   +8 more
europepmc   +1 more source

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