Results 51 to 60 of about 124,681 (307)

Canards and curvature: nonsmooth approximation by pinching [PDF]

open access: yes, 2011
In multiple time-scale (singularly perturbed) dynamical systems, canards are counterintuitive solutions that evolve along both attracting and repelling invariant manifolds.
Desroches, MF   +3 more
core   +1 more source

The RNA Helicase BELLE Is Involved in Circadian Rhythmicity and in Transposons Regulation in Drosophila melanogaster

open access: yesFrontiers in Physiology, 2019
Circadian clocks control and synchronize biological rhythms of several behavioral and physiological phenomena in most, if not all, organisms. Rhythm generation relies on molecular auto-regulatory oscillations of interlocked transcriptional-translational ...
Paola Cusumano   +8 more
doaj   +1 more source

Design of Human-Robot Communication and Body-Emotion Model Based on Physiological Phenomena Related to the Robot's Life

open access: yes, 2018
関西大学博士(情報学)In this dissertation, we focus on physiological phenomena of robots as the expressive modality of their inner states and discuss the effectiveness of a robot expressing physiological phenomena, which are indispensable for living. We designed a
吉田, 直人, Yoshida, Naoto
core   +1 more source

Effects of Tetrodotoxin on the Mammalian Cardiovascular System

open access: yesMarine Drugs, 2010
The human genome encodes nine functional voltage-gated Na+ channels. Three of them, namely Nav1.5, Nav1.8, and Nav1.9, are resistant to nanomolar concentrations of tetrodotoxin (TTX; IC50 ≥ 1 μM).
Thomas Zimmer
doaj   +1 more source

The pyruvate generator is a common phenomenon in mitochondria from different rat and mouse brain regions

open access: yesFEBS Letters, EarlyView.
The pyruvate generator, which causes activation of respiration by extra‐mitochondrial Ca2+, is also present and functional in rat brainstem mitochondria, as it is in other brain regions. This finding is confirmed by experiments with a fully reconstituted malate–aspartate shuttle (MAS).
Grazyna Debska‐Vielhaber   +7 more
wiley   +1 more source

Recognizing AR-guided manual tasks through autonomic nervous system correlates: A preliminary study [PDF]

open access: yes, 2020
Optical see-through head-mounted displays (HMD) enable optical superposition of computer-generated virtual data onto the user's natural view of the real environment.
Alejandro Luis Callara   +8 more
core   +1 more source

Nicotinamide Adenine Dinucleotide Phosphate Oxidases Are Everywhere in Brain Disease, but Not in Huntington’s Disease?

open access: yesFrontiers in Aging Neuroscience, 2021
Huntington’s disease (HD) is an inherited neurodegenerative disorder characterized by neuronal loss and tissue atrophy mainly in the striatum and cortex.
Luisana Villegas   +3 more
doaj   +1 more source

Potential therapeutic targeting of BKCa channels in glioblastoma treatment

open access: yesMolecular Oncology, Volume 20, Issue 6, Page 1398-1419, June 2026.
This review summarizes current insights into the role of BKCa and mitoBKCa channels in glioblastoma biology, their potential classification as oncochannels, and the emerging pharmacological strategies targeting these channels, emphasizing the translational challenges in developing BKCa‐directed therapies for glioblastoma treatment.
Kamila Maliszewska‐Olejniczak   +4 more
wiley   +1 more source

Daily changes in sleep stages and associated cardiovascular parameters during pregnancy: using a wearable device

open access: yesFrontiers in Global Women's Health
ObjectiveGrowing evidence links sleep disturbances with gestational hypertension and/or preeclampsia. Most studies rely on self-reported surveys that cannot capture sleep stages as objective indicators of cardiovascular health.
Yuqing Guo   +5 more
doaj   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

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