Results 21 to 30 of about 6,595,667 (193)

»Hope dies – Action begins« [PDF]

open access: yes, 2019
"Hope dies - action begins" - this is the motto of the new global environmental movement "Extinction Rebellion" (XR). XR wants to make us all aware of finally taking radical measures against the gigantic species extinction and climate catastrophe.
Extinction Rebellion Hannover,
core   +1 more source

Attentional Control and Fear Extinction in Subclinical Fear: An Exploratory Study

open access: yesFrontiers in Psychology, 2017
Attentional control (AC) and fear extinction learning are known to be involved in pathological anxiety. In this study we explored whether individual differences in non-emotional AC were associated with individual differences in the magnitude and gradient
Eduard Forcadell   +9 more
doaj   +1 more source

Neural Oscillatory Correlates for Conditioning and Extinction of Fear

open access: yesBiomedicines, 2018
The extinction of conditioned-fear represents a hallmark of current exposure therapies as it has been found to be impaired in people suffering from post-traumatic stress disorder (PTSD) and anxiety.
Carlos Trenado   +4 more
doaj   +1 more source

Verbalisation of attention regulation strategies and background music enhance extinction learning and retention

open access: yes, 2022
Relapse and return of fear are common following exposure-based treatments which aim to decrease anxiety by reducing danger expectancies and negative stimulus evaluations.
Waters, Allison MM   +7 more
core   +1 more source

Beyond Extinction: Prolonged Conditioning and Repeated Threat Exposure Abolish Contextual Renewal of Fear-Potentiated Startle Discrimination but Leave Expectancy Ratings Intact

open access: yesFrontiers in Psychiatry, 2018
Extinction treatments decrease fear via repeated exposures to the conditioned stimulus (CS) and are associated with a return of fear. Alternatively, fear can be reduced via reductions in the perceived intensity of the unconditioned stimulus (US), e.g ...
Arne Leer, Kim Haesen, Bram Vervliet
doaj   +1 more source

Fear conditioning- and extinction-induced neuronal plasticity in the mouse amygdala [PDF]

open access: yes, 2009
Experience-dependent changes in behavior are mediated by long-term functional modifications in brain circuits. To study the underlying mechanisms, our lab is using classical auditory fear conditioning, a simple and robust form of associative learning. In
Ciocchi, Stéphane
core   +1 more source

Extinction for systems learning [PDF]

open access: yesPsychonomic Science, 1970
With a group procedure, 72 Ss learned associations between pairs of colored figures and nonsense words taken from a 4 by 4 miniature system. In a factorial design, the number of different associations from the system that were learned was varied at two levels, and an extinction procedure that followed learning was applied in three ways.
Adam Miller, Russell McCrimmon
openaire   +1 more source

Appetitive Olfactory Learning and Long-Term Associative Memory in Caenorhabditis elegans

open access: yesFrontiers in Behavioral Neuroscience, 2017
Because of the relative simplicity of its nervous system, Caenorhabditis elegans is a useful model organism to study learning and memory at cellular and molecular levels. For appetitive conditioning in C.
Ichiro N. Maruyama, Saori Nishijima
doaj   +1 more source

Extinction learning as pretrauma vulnerability factor of posttraumatic stress: a replication study

open access: yesEuropean Journal of Psychotraumatology, 2022
Background Learning tasks have been used to predict why some, and not others, develop posttraumatic stress disorder (PTSD) after exposure to a traumatic event.
Miriam J.J. Lommen, Yannick Boddez
doaj   +1 more source

Testing new ideas regarding the nature of interstellar extinction [PDF]

open access: yes, 2023
openStudy of interstellar extinction, from observations to modelling. Application to CCM extinction curves, in-depth analysis of diffuse interstellar bands (DIBs).
CIBODDO, VITTORIO
core  

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