Verbal rules or instructions often exert obvious and meaningful control over human behavior. Sometimes instructions benefit the individual by enabling faster acquisition of a skill or by obviating an aversive consequence. However, research has also suggested a clear disadvantage: "insensitivity" to changing underlying contingencies. The two experiments described here investigated the variables that control initial rule-following behavior and rule-following insensitivity. When the initial rule was inaccurate, behavior was consistent with the rule for approximately half of participants and all participants' behavior was mostly insensitive to changing contingencies. When the initial rule was accurate, behavior of all participants was consistent with it and behavior for nearly all participants was insensitive to changes in underlying contingencies. These findings have implications for how best to establish and maintain rule-following behavior in applied settings when deviant behavior would be more reinforcing to the individual.
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http://dx.doi.org/10.1002/jeab.270 | DOI Listing |
Med Intensiva (Engl Ed)
January 2025
Pulmonary and Critical Care Division, University Hospital of Federal University of Juiz de Fora, Brazil; School of Medicine, Federal University of Juiz de Fora, Minas Gerais, Brazil. Electronic address:
Objective: To evaluate the feasibility of adding mechanical insufflation-exsufflation (MI-E) to a weaning protocol for tracheostomized patients undergoing prolonged mechanical ventilation (MV).
Design: Single-center, open-label, randomized, controlled pilot and feasibility study.
Setting: Intensive care unit in Brazil.
J Struct Biol
January 2025
Postgraduate Program in Industrial Biotechnology, Tiradentes University, Aracaju, Sergipe, Brazil; Department of Morphology, Federal University of Sergipe, São Cristóvão, Sergipe, Brazil. Electronic address:
Cry proteins, commonly found in gram-positive soil bacteria, are used worldwide as aerial sprays or in transgenic plants for controlling crop pest populations and as insect vectors. Via PCR analysis, a spore producing soil isolate (BV5) was speculated to encode a Cry gene. Partial nucleotide sequence of the amplified PCR fragment showed homology with the Cry8 genes present in GenBank.
View Article and Find Full Text PDFClin Chim Acta
January 2025
Department of Rheumatism and Immunology, The Second Hospital of Hebei Medical University, Shijiazhuang, Hebei 050000, PR China. Electronic address:
Background: Antiphospholipid Syndrome (APS) is a systemic autoimmune disorder characterized by arterial or venous thrombosis and/or pregnancy complications. This study aims to develop a diagnostic model for Obstetric APS (OAPS) using the Support Vector Machine (SVM) algorithm.
Methods: Data were retrospectively collected from 102 patients with OAPS and 80 healthy controls (HC).
Neurobiol Aging
December 2024
Center for Vital Longevity and School of Behavioral and Brain Sciences, The University of Texas at Dallas, Dallas, TX 75235, USA.
The present study examines whether structural and functional variability in medial temporal lobe (MTL) neocortical regions correlate with individual differences in episodic memory and longitudinal memory change in cognitively healthy older adults. To address this question, older adults were administered a battery of neuropsychological tests on three occasions: the second occasion one month after the first test session, and a third session three years later. Structural and functional MRI data were acquired between the first two sessions and included an in-scanner associative recognition procedure enabling estimation of MTL encoding and recollection fMRI BOLD effects.
View Article and Find Full Text PDFRespir Med Res
December 2024
Department of Thoracic Oncology, Pleural Diseases and Interventional Pulmonology, Marseille, France.
Background: CT-guided trans-thoracic lung biopsy (CT-TTLB) is efficient and widely used to diagnose pulmonary nodules. After pneumothorax, the second most frequent complication is hemoptysis, which can be life-threatening. These patients often have comorbidities and are on acetylsalicylic-acid (ASA) therapy.
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