Results 41 to 50 of about 317,099 (249)

Conformable Device for Independent Measurements of Mucosal and Vascular Barriers in a Complex In Vitro Intestinal Model

open access: yesAdvanced Science, EarlyView.
Development of more complex in vitro models necessitates the development of improved monitoring approaches. This work demonstrates a novel conformable device capable of measuring the resistance of two cell barriers within a single model independently, a significant advantage over conventional trans‐epithelial/endothelial electrical resistance (TEER ...
Alexandra Elisabeth Wheeler   +7 more
wiley   +1 more source

Biodiversidad en Nicaragua: contexto y estado actual [PDF]

open access: yes, 2008
De manera sintética se puede decir que la biodiversidad es el conjunto de los seres vivos existentes en el planeta. Históricamente este concepto abarcaba todas las formas de vida excepto el hombre, no obstante, numerosos autores cada vez más consideran ...
Antonio Mijail Pérez
core   +2 more sources

O ponto de intersecção entre compostos naturais propriamente e não propriamente substanciais em Aristóteles

open access: yesRevista de Filosofia Antiga, 2023
Ao longo da Metafísica e dos tratados de filosofia natural, Aristóteles toma os organismos vivos como os exemplos paradigmáticos de οὐσίαι (substâncias) naturais. No entanto, além dos organismos vivos, em certas passagens o filósofo menciona, também, as
Rodrigo Romão de Carvalho
doaj  

Corporeidad, prolepsis y dignidad. Un estudio no especista de la dignidad humana y el valor animal

open access: yesHumanidades, 2023
La distinción entre el cuerpo humano y el cuerpo animal es una de las claves interpretativas de lo que distingue al ser humano del resto de los seres vivos.
José María Tejedor
doaj   +1 more source

El aprendizaje de las plantas como seres vivos: una metodología basada en el dibujo infantil

open access: yes, 2017
espanolEstudios previos han investigado el desarrollo del concepto de ser vivo en edades tempranas desde diferentes perspectivas metodologicas. Sin embargo, estos enfoques ponen excesivo enfasis en la comunicacion verbal a la hora de llevar a cabo las ...
X. Villanueva
semanticscholar   +1 more source

Bioimaging of sense organs and the central nervous system in extant fishes and reptiles in situ: A review

open access: yesThe Anatomical Record, EarlyView.
Bioimaging of the sense organs and brain of fishes and reptiles. Left panel: 3D reconstruction of the head and brain of the deep‐sea viperfish Chauliodus sloani following diceCT. Right panel: A 3D reconstruction of a 70‐day‐old embryo head of the bearded dragon Pogona vitticeps following diceCT, showing the position of the segmented brain within the ...
Shaun P. Collin   +9 more
wiley   +1 more source

Aspectos de Processos Necessários e Princípios Gerativos na análise do Vivente em Aristóteles [PDF]

open access: yes, 2019
Neste artigo,  procurarei tecer uma linha argumentativa a partir da qual se desenvolve um exame sobre certos aspectos processuais de caráter naturalmente necessários e sobre certos princípios gerativos, que Aristóteles lançaria mão para desesenvolver a ...
de Carvalho, Rodrigo Romão
core  

“You're this person who's providing light”: Embodied responses to information loss and transition within LGBTQIA+ communities

open access: yesJournal of the Association for Information Science and Technology, EarlyView.
Abstract This paper reports on findings from 15 semi‐structured interviews with LGBTQIA+ individuals within the United States who have experienced the loss of one or more LGBTQIA+ information spaces. The paper specifically focuses on how such losses occurred and the information transitions experienced by the participants in response to this loss ...
Travis L. Wagner, Vanessa L. Kitzie
wiley   +1 more source

In Vitro Live Cell Imaging Reveals Nuclear Dynamics and Role of the Cytoskeleton During Asymmetric Division of Pollen Mitosis I in Nicotiana Benthamiana

open access: yesCytoskeleton, EarlyView.
ABSTRACT Pollen is a male gametophyte of angiosperms. Following meiosis, the microspore undergoes an asymmetric division called pollen mitosis I (PMI), which produces two cells of different sizes: a large vegetative cell and a small generative cell. Polarized nuclear migration and positioning during PMI are important for successful pollen development ...
Yoko Mizuta   +5 more
wiley   +1 more source

BIOSTUDIO: SERES VIVOS, TECIDOS E INOVAÇÃO

open access: yes, 2017
O Biodesign talvez seja uma das maiores alternativas na contemporaneidade para se repensarem processos produtivos da cadeia textil, recriando desde o proprio tecido a processos de beneficiamento.
B. Abreu, Christus Nóbrega
semanticscholar   +1 more source

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