Results 61 to 70 of about 19,080 (352)

De Novo Design of Integrin α5β1 Modulating Proteins to Enhance Biomaterial Properties

open access: yesAdvanced Materials, EarlyView.
NeoNectins are de novo‐designed miniproteins that selectively bind and stabilize the extended open form of integrin α5β1. When grafted onto biomaterials including hydrogel and titanium, they promote cell attachment and spreading in vitro and promoting tissue integration and bone growth in animal models, demonstrating broad potential for regenerative ...
Xinru Wang   +25 more
wiley   +1 more source

Investigations on the dragonflies (Insecta: Odonata) occurring in Mureş Floodplain Natural Park [PDF]

open access: yesScientific Annals of the Danube Delta Institute, 2006
. In 2004 and 2005 the distribution of dragonflies in the Mureş Floodplain Natural Park was mapped. A total of 36 species of damselflies and dragonflies was found within this natural park.
MANCI Ovidiu Cosmin
doaj  

Carbon Fiber Oxidation in 4D

open access: yesAdvanced Materials, EarlyView.
The oxidation of porous carbon fiber heat shield material at high temperatures is imaged using time‐resolved synchrotron X‐ray microtomography. Resolving the interplay between species diffusion and carbon‐oxygen reaction rate reveals spatially and temporally varying degradation across oxidation regimes, with profound implications for in‐depth material ...
Benjamin M. Ringel   +14 more
wiley   +1 more source

Liquid Metal Sensors for Soft Robots

open access: yesAdvanced Robotics Research, EarlyView.
This review thoroughly reviews liquid metal sensors in soft robots. Their unique material properties like high conductivity and good biocompatibility are analyzed. Working principles are classified, and applications in environmental perception, motion detection, and human—robot interaction are introduced.
Qi Zhang   +7 more
wiley   +1 more source

The first record of Libellula depressa Linnaeus, 1758 (Odonata: Libellulidae) in Siberia, Russia

open access: yesActa Biologica Sibirica, 2019
Libellula depressa (Linnaeus, 1758) was recorded from the NW foothills of Altai Mts. at the Inya River near the Chineta Village (51.34° N, 83.05° E) in Kranoshchekovo District of Altayskiy Kray Province, Russia. This record was made for the first time in
O.E. Kosterin, A.V. Gribkov
doaj   +1 more source

Alnustone Ameliorates Metabolic Dysfunction‐Associated Steatotic Liver Disease by Facilitating Mitochondrial Fatty Acid β‐Oxidation via Targeting Calmodulin

open access: yesAdvanced Science, EarlyView.
This study identifies alnustone, a natural compound from Alpinia katsumadai, as a potent therapeutic agent for MASLD and MASH. Alnustone enhances mitochondrial fatty acid β‐oxidation by directly targeting calmodulin, improving liver steatosis, fibrosis, and insulin resistance in vivo.
Shourui Hu   +13 more
wiley   +1 more source

Coenagrion hastulatum (Charpentier, 1825), new for the dragonfly fauna of Bosnia and Herzegovina (Odonata: Coenagrionidae)

open access: yesNatura Sloveniae, 2011
At the high-altitude Donje Bare and Gornje Bare Lakes in the surroundings of Tjentište village, Zelengora Mts., Sutjeska National Park, SE Bosnia and Herzegovina, Coenagrion hastulatum was recorded on 26 June 2011.
Matjaž Bedjanič
doaj   +1 more source

Dragonflies (Odonata) in Cocoa Growing Areas in the Atlantic Forest: Taxonomic Diversity and Relationships with Environmental and Spatial Variables

open access: yesDiversity, 2022
In the south of Bahia state, a large part of the native Atlantic Forest areas has been modified for the cultivation of cocoa (Theobroma cacao). These crops are cultivated under the shade of the canopy of native trees, a system locally known as the ...
Laís R. Santos, Marciel E. Rodrigues
doaj   +1 more source

Dragonflies use underdamped pursuit to chase conspecifics

open access: yesJournal of Experimental Biology, 2019
Pursuit is a common behavior exhibited by animals chasing prey, competitors and potential mates. Because of their speed and maneuverability, dragonflies are frequently studied as a model system for biological pursuit.
Amanda C. Lohmann   +2 more
semanticscholar   +1 more source

Testosterone Delays Bone Microstructural Destruction via Osteoblast‐Androgen Receptor‐Mediated Upregulation of Tenascin‐C

open access: yesAdvanced Science, EarlyView.
This study reveals that Testosterone–Androgen Receptor signaling delays elderly male bone destruction by upregulation of the osteoblastic extracellular tenascin‐C (TNC). The osteoprotective effect of fibrinogen C‐terminus of TNC is demonstrated in male osteoporotic mice model that osteoblast‐specific Ar‐knockout, potentially via inhibition of ...
Yong Xie   +8 more
wiley   +1 more source

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