The effects of time-out and escape extinction were examined with 2 preschoolers after we identified variables that may have resulted in noncompliance. Results of a functional analysis showed that noncompliance was highest in the escape condition for both participants. During the treatment evaluation, escape extinction resulted in greater reductions in noncompliance relative to time-out.
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http://dx.doi.org/10.1901/jaba.2012.45-607 | DOI Listing |
Molecules
December 2024
Biotecnovo (Beijing) Co., Ltd., Room 801 Suit C Hengtai Center, Building 3 Gate, 18 North Feng Road, Fengtai District, Beijing 100176, China.
Viruses, known for causing widespread biological harm and even extinction, pose significant challenges to public health. Virus detection is crucial for accurate disease diagnosis and preventing the spread of infections. Recently, the outstanding analytical performance of CRISPR/Cas biosensors has shown great potential and they have been considered as augmenting methods for reverse-transcription polymerase chain reaction (RT-PCR), which was the gold standard for nucleic acid detection.
View Article and Find Full Text PDFBull Math Biol
January 2025
Department of Theoretical Biology, Max Planck Institute for Evolutionary Biology, August-Thienemann-Strasse 2, 24306, Ploen, Germany.
The human immune system can recognize, attack, and eliminate cancer cells, but cancers can escape this immune surveillance. Variants of ecological predator-prey models can capture the dynamics of such cancer control mechanisms by adaptive immune system cells. These dynamical systems describe, e.
View Article and Find Full Text PDFJ Neurosci Methods
December 2024
Dept. of Pharmacodynamics, College of Pharmacy, University of Florida, Gainesville, FL, USA. Electronic address:
Persistence is the capacity to sustain goal-oriented behavior despite recurring obstacles and setbacks. Recent studies have underscored the importance of this attribute as an integral facet of resilience and a protective factor against depression. In animal models, persistence is commonly examined through operant paradigms, wherein it is operationalized as resistance to the extinction of reward-directed actions.
View Article and Find Full Text PDFElife
December 2024
Tulane Brain Institute, Tulane University, New Orleans, United States.
Defensive behavior changes based on threat intensity, proximity, and context of exposure, and learning about danger-predicting stimuli is critical for survival. However, most Pavlovian fear conditioning paradigms focus only on freezing behavior, obscuring the contributions of associative and non-associative mechanisms to dynamic defensive responses. To thoroughly investigate defensive ethograms, we subjected male and female adult C57BL/6 J mice to a Pavlovian conditioning paradigm that paired footshock with a serial compound stimulus (SCS) consisting of distinct tone and white noise (WN) stimulus periods.
View Article and Find Full Text PDFThe concept of "indirect evolutionary rescue" refers to the evolutionary adaptation of an interacting species that can save a focal species from extinction in an unfavorable environment. Although theories suggest that indirect evolutionary rescue may have essential impacts on catchments in the context of fisheries where artificial selection pressure from fishing can drive evolution, its generality and conditions remain uncertain. In this study, by investigating how prey adaptation affects the persistence of a predator subjected to selective harvest with an eco-evolutionary predator-prey model, we find that prey adaptation tends to deteriorate (facilitate) predator persistence when predator's evolvability is high (low).
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