Results 191 to 200 of about 2,852,884 (391)

BCG‐Derived Outer Membrane Vesicles Induce TLR2‐Dependent Trained Immunity to Protect Against Polymicrobial Sepsis

open access: yesAdvanced Science, EarlyView.
B‐OMVs, nanoscale vesicles derived from BCG, are identified as effective and safe inducers of trained immunity that protect against sepsis. Through TLR2‐mediated metabolic and epigenetic reprogramming of hematopoietic stem cells, B‐OMVs enhance inflammatory response and phagocytic activity.
Yuan Gong   +16 more
wiley   +1 more source

Heart valve service provision in the United Kingdom and the effect of the COVID 19 pandemic; improved but must do better. A British Heart Valve Society national survey

open access: yesEcho Research and Practice
Background Outpatient care for patients with heart valve disease (HVD) is best provided by valve clinics delivered by specialists. Modern day practice in the United Kingdom (UK) is currently poorly understood and has not been evaluated for nearly a ...
R. Mohindra   +7 more
doaj   +1 more source

Heart valve replacement with reinforced aortic heterografts

open access: bronze, 1968
Marian I. Ionescu   +6 more
openalex   +1 more source

Fast Charging and High Power Ionogel‐Based Rain Energy Harvester

open access: yesAdvanced Science, EarlyView.
This work presents a highly adhesive ionogel‐based rain energy harvester, which enhances energy harvesting stability and efficiency (6.77%). This device is flexible, transparent, and exhibits exceptional electrical outputs, generating 502 µA and 204 V with every individual tap water droplet, while also showing promise in droplet energy harvesting and ...
Ruoxuan Ye   +7 more
wiley   +1 more source

Prosthetic Heart Valves

open access: bronze, 1969
C. Frederick Kittle
openalex   +1 more source

Highly Oriented Bio‐Mimetic Hydrogels by Calendering

open access: yesAdvanced Science, EarlyView.
A facile and scalable organogel‐assisted calendering strategy is proposed to prepare bio‐mimetic anisotropic polyvinyl alcohol (PVA) hydrogels. By employing a combination of shearing and annealing during calendering, PVA chains are aligned in the calendering direction, while the compression in thickness facilitates the formation of a nacre‐like ...
Zhanqi Liu   +15 more
wiley   +1 more source

Prosthetic Heart Valve Surgery: Evaluation of Early and Late Complications

open access: bronze, 1966
Safuh Attar   +4 more
openalex   +1 more source

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