Results 71 to 80 of about 15,772 (216)

The putative Notch ligand HyJagged is a transmembrane protein present in all cell types of adult Hydra and upregulated at the boundary between bud and parent

open access: yesBMC Cell Biology, 2011
Background The Notch signalling pathway is conserved in pre-bilaterian animals. In the Cnidarian Hydra it is involved in interstitial stem cell differentiation and in boundary formation during budding.
Tischer Susanne   +5 more
doaj   +1 more source

Direct ink writing of piezoresistive isoprene rubber nanocomposites

open access: yesPolymer Composites, EarlyView.
Use of carbon nanoparticles as conductive fillers in an isoprene rubber matrix for piezoresistive sensors fabricated via direct ink writing. Abstract Despite the growing interest in flexible electronics and wearable sensors, research in piezoresistive polymer nanocomposites has stagnated in consideration of the polymer matrices, particularly in ...
James D. Banks, Anahita Emami
wiley   +1 more source

Hyperspectral imagery, LiDAR point clouds, and environmental DNA to assess land‐water linkage of biodiversity across aquatic functional feeding groups

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Functional feeding groups (FFGs) are key components sustaining ecosystem functioning in riverine ecosystems. In this study, we conducted an airborne imaging spectroscopy campaign and a systematic environmental DNA (eDNA) river water sampling in a 740‐km2 mountainous catchment, combined with light detection and ranging (LiDAR) point clouds, to obtain ...
Heng Zhang   +7 more
wiley   +1 more source

Methane seep in shallow-water permeable sediment harbors high diversity of anaerobic methanotrophic communities, Elba, Italy

open access: yesFrontiers in Microbiology, 2016
The anaerobic oxidation of methane (AOM) is a key biogeochemical process regulating methane emission from marine sediments into the hydrosphere. AOM is largely mediated by consortia of anaerobic methanotrophic archaea (ANME) and sulfate-reducing bacteria
S Emil Ruff   +13 more
doaj   +1 more source

HYDRA: Massively Compositional Model for Cross-Project Defect Prediction

open access: yesIEEE Transactions on Software Engineering, 2016
Most software defect prediction approaches are trained and applied on data from the same project. However, often a new project does not have enough training data.
Xin Xia   +4 more
semanticscholar   +1 more source

CH4 Decomposition on Nickel Phyllosilicate: Switching from Tip to Base Growth of Carbon Nanotubes

open access: yesSmall, EarlyView.
Nickel phyllosilicate is an excellent catalyst precursor for CH4 decomposition, forming small and strongly anchored nickel nanoparticles that promote base‐growth of carbon nanotubes and hydrogen production. The catalyst resists sintering at even 750 °C.
Esteban Gioria   +6 more
wiley   +1 more source

Diurnal and circadian regulation of opsin-like transcripts in the eyeless cnidarian Hydra

open access: yesBiomolecular Concepts
Opsins play a key role in the ability to sense light both in image-forming vision and in non-visual photoreception (NVP). These modalities, in most animal phyla, share the photoreceptor protein: an opsin-based protein binding a light-sensitive ...
Santillo Silvia   +2 more
doaj   +1 more source

Model systems for regeneration: Hydra

open access: yesDevelopment, 2019
The freshwater polyp Hydra provides a potent model system for investigating the conditions that promote wound healing, reactivation of a developmental process and, ultimately, regeneration of an amputated body part.
M. Vogg, B. Galliot, C. Tsiairis
semanticscholar   +1 more source

In Situ 4D STEM of LiNiO2 Particles Heated in an Oxygen Atmosphere: Toward Investigation of Solid‐State Batteries Under Realistic Processing Conditions

open access: yesSmall Methods, EarlyView.
An experimental protocol, including sample preparation and experimental setup, for heating large, thinned cathode active material particles in situ in an oxygen atmosphere is presented. Using 4D scanning transmission electron microscopy nanobeam diffraction and ex situ measurements, the structural evolution of LiNiO2 during heating in oxygen is ...
Thomas Demuth   +7 more
wiley   +1 more source

The dynamic genome of Hydra [PDF]

open access: yesNature, 2010
The freshwater cnidarian Hydra was first described in 1702 and has been the object of study for 300 years. Experimental studies of Hydra between 1736 and 1744 culminated in the discovery of asexual reproduction of an animal by budding, the first description of regeneration in an animal, and successful transplantation of tissue between animals.
Marie Kristin Eder   +81 more
openaire   +3 more sources

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