Results 21 to 30 of about 607,815 (264)

Presence of Small-Conductance Calcium-Activated Potassium (SK) Channels in the Central and Peripheral Nervous Systems and Their Role in Health and Disease

open access: yesJournal of Integrative Neuroscience, 2023
Potassium (K+) channels establish and maintain the resting potential of most living cells. Their activity is predominantly regulated by the membrane voltage or the K+ gradient across the cell membrane.
Marcos Fabio DosSantos   +4 more
doaj   +1 more source

Utilização do método Famacha© como auxílio no controle de verminose em ovinos

open access: yesPubvet, 2022
Considerando os desafios diários enfrentados na produção de ovinos atualmente no Brasil, os parasitas gastrointestinais trazem impactos significativos na produção.
Viviana Aparecida de Oliveira Diniz   +5 more
doaj   +1 more source

Efeito do ciclo de queima sobre as propriedades tecnológicas de uma massa cerâmica vermelha para revestimento poroso Effect of firing cycle on the technological properties of a red wall tile paste

open access: yesCerâmica, 2005
No presente trabalho foi feita uma análise comparativa das propriedades tecnológicas de uma massa cerâmica vermelha para revestimento poroso queimada em dois distintos ciclos de queima, sendo um ciclo de queima lento tradicional e um ciclo de queima ...
M. F. Pinto   +2 more
doaj   +1 more source

Optical Characterization of Fluorescent Chitosan-Based Carbon Dots Embedded in Aqueous Natural Dye

open access: yesColorants
(1) Background: This work evaluated the optical characterization of aqueous fluorescent chitosan-based carbon dots (or carbon nanoparticles CNPs) embedded in natural dye for potential functional packaging applications.
Sthanley R. De Lima   +6 more
doaj   +1 more source

Novelty for the flora of Espírito Santo, Brazil: a new species of Ouratea Aubl. (Ochnaceae)

open access: yesNordic Journal of Botany, EarlyView.
Here, we describe and illustrate the new species Ouratea oberdanii Fraga & Deccache, which is named after Dr Oberdan José Pereira. This new species is found in the mountainous regions of the evergreen Atlantic Forest in the Brazilian state of Espírito Santo. Ouratea oberdanii is similar to O. linearis (A.Gray) Sastre & Offroy and O.
Lara Serpa Jaegge Deccache   +4 more
wiley   +1 more source

Caracterização de farinhas de tapioca produzidas no estado do Pará Characterization of tapioca flour obtained in Pará state, Brazil

open access: yesCiência Rural, 2012
A farinha de tapioca é um alimento produzido artesanalmente a partir da fécula de mandioca (Manihot esculenta Crantz), amplamente consumida na Região Amazônica.
Priscilla Andrade Silva   +3 more
doaj   +1 more source

Linear Invariant Systems Theory for Signal Enhancement [PDF]

open access: yes, 2011
This paper discusses a linear time invariant (LTI) systems approach to signal enhancement via projective subspace techniques. It provides closed form expressions for the frequency response of data adaptive finite impulse response eigenfilters.
Georgieva, P.   +5 more
core   +1 more source

Digitalising biodiversity: Exploring perceptions on risks and opportunities

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Digitalisation is transforming biodiversity conservation, offering new opportunities for research, governance and public engagement. Herbarium digitisation, for example, enables large‐scale access to plant data, supporting conservation, restoration and sustainable use.
Björn‐Ola Linnér   +9 more
wiley   +1 more source

Influência da adição de alumina na microestrutura da espuma vítrea Effects of the alumina addition in the microstructure of foam glass

open access: yesCerâmica, 2008
No presente trabalho estudou-se a influência da adição de alumina nas propriedades da espuma vítrea. A alumina foi empregada com a finalidade de proporcionar uma maior refratariedade para os corpos cerâmicos. Foram investigados corpos cerâmicos à base de
A. Pokorny, J. Vicenzi, C. P. Bergmann
doaj   +1 more source

THE TERRITORIALIZATION OF ANGOLA'S REAL ESTATE FRONTIER: How Private‐led Housing Developments are Reshaping the Outskirts of Luanda

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract Africa is recognized as the final frontier for urbanization and capitalism. Following a long wave of massive loans to promote state‐led developments, small private foreign and local developers are transforming the urban landscape on the outskirts of Luanda, forging partnerships with Angola's national and local governments and developing an ...
Higor Carvalho
wiley   +1 more source

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