Results 41 to 50 of about 22,000 (226)

Heterobranch sea slugs (Mollusca: Gastropoda) from Ascension Island, South Atlantic Ocean [PDF]

open access: yes, 2017
The small volcanic island of Ascension is situated in the middle of the South Atlantic Ocean, more than 1500 km from the coast of Africa, its nearest continental area. To date, eight 'opisthobranch' species were reported from the island. As a result of a
Bergh   +24 more
core   +1 more source

Altered expression of ionotropic L-Glutamate receptors in aged sensory neurons of Aplysia californica.

open access: yesPLoS ONE, 2019
The simplified nervous system of Aplysia californica (Aplysia) allows for detailed studies of physiological and molecular changes in small sets of neurons.
Justin B Greer   +2 more
doaj   +1 more source

Changes in Metabolism and Proteostasis Drive Aging Phenotype in Aplysia californica Sensory Neurons

open access: yesFrontiers in Aging Neuroscience, 2020
Aging is associated with cognitive declines that originate in impairments of function in the neurons that make up the nervous system. The marine mollusk Aplysia californica (Aplysia) is a premier model for the nervous system uniquely suited to ...
Nicholas S. Kron   +2 more
doaj   +1 more source

Multiple types of control by identified interneurons in a sensory-activated rhythmic motor pattern. [PDF]

open access: yes, 2001
Modulatory interneurons that can drive central pattern generators (CPGs) are considered as good candidates for decision-making roles in rhythmic behaviors.
Benjamin, Paul R   +2 more
core   +2 more sources

Investigating the Potential Signaling Pathways That Regulate Activation of the Novel PKC Downstream of Serotonin in Aplysia. [PDF]

open access: yesPLoS ONE, 2016
Activation of the novel PKC Apl II in sensory neurons by serotonin (5HT) underlies the ability of 5HT to reverse synaptic depression, but the pathway from 5HT to PKC Apl II activation remains unclear.
Carole A Farah   +5 more
doaj   +1 more source

Associative memory stored by functional novel pathway rather than modifications of preexisting neuronal pathways [PDF]

open access: yes, 2006
Associative conditioning involves changes in the processing pathways activated by sensory information to link the conditioned stimulus (CS) to the conditioned behavior.
Benjamin, Paul R   +3 more
core   +1 more source

Ocean acidification affects acid–base physiology and behaviour in a model invertebrate, the California sea hare (Aplysia californica) [PDF]

open access: yesRoyal Society Open Science, 2019
Behavioural impairment following exposure to ocean acidification-relevant CO2 levels has been noted in a broad array of taxa. The underlying cause of these disruptions is thought to stem from alterations of ion gradients (HCO3−/Cl−) across neuronal cell ...
Rebecca L. Zlatkin, Rachael M. Heuer
doaj   +1 more source

Testing experimental devices in the extension piece to increase the selectivity of bottom trawl in the Nw Mediterranean

open access: yesFrontiers in Marine Science, 2022
In the Mediterranean, experiments and technical measures aimed at improving the selectivity of bottom trawl nets mostly concern modifications to the codend. Grids have been tested in various areas, but have not been adopted for management purposes so far.
Mario Sbrana   +10 more
doaj   +1 more source

Multi-neuronal refractory period adapts centrally generated behaviour to reward [PDF]

open access: yes, 2012
Oscillating neuronal circuits, known as central pattern generators (CPGs), are responsible for generating rhythmic behaviours such as walking, breathing and chewing.
Anil K. Seth   +7 more
core   +3 more sources

Co-expression analysis identifies neuro-inflammation as a driver of sensory neuron aging in Aplysia californica.

open access: yesPLoS ONE, 2021
Aging of the nervous system is typified by depressed metabolism, compromised proteostasis, and increased inflammation that results in cognitive impairment.
N S Kron, L A Fieber
doaj   +1 more source

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