The phenomenon of "entry into awareness" is one of the most challenging puzzles in neuroscience. Research has shown how entry is influenced by processes that are "bottom-up" (e.g., stimulus salience, motion, novelty, incentive and emotional quality) and associated with working memory. Although consciousness is intimately related to action, action-based entry remains under-explored. We review research showing that action-related processing influences the nature of percepts already in conscious awareness and present three experiments that, using a "release-from-masking" technique, examine whether action plans can also influence that which enters awareness in the first place. The present data, though intriguing and consistent with previous research, are not definitive. The limitations and theoretical implications of the findings are discussed. We hope that these experiments will spur further investigation of this understudied topic.
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http://dx.doi.org/10.3390/brainsci4020220 | DOI Listing |
Drug Deliv Transl Res
January 2025
Xiangya School of Pharmaceutical Sciences, Central South University, Changsha, 410006, Hunan, China.
Dapoxetine hydrochloride tablets are the most commonly used drug for the treatment of premature ejaculation (PE). However, the tablets must be taken with water 1-3 h before sexual activity, which makes the medication intake conspicuous and inconvenient. This study aimed to develop taste-masked orodispersible films (ODFs) of dapoxetine hydrochloride using ion exchange resins.
View Article and Find Full Text PDFEnviron Sci Pollut Res Int
January 2025
CERENA - Civil Engineering Research and Innovation for Sustainability, IST-ID, Av. António José de Almeida 12, 1049-001, Lisbon, Portugal.
Polypropylene (PP) disposable face masks (DFMs) are essential for limiting airborne infectious diseases. This study examines the behavior of DFMs under three scenarios: (i) exposure to the natural environment, (ii) simulated high-energy aquatic environments through an abrasion test, and (iii) incorporation into cement-based mortars. In the natural weathering experiment, after 117 days, the DFMs exhibited photodegradation, resulting in chemical alterations in carbonyl and hydroxyl groups.
View Article and Find Full Text PDFInorg Chem
January 2025
University of Göttingen, Institute of Inorganic Chemistry, Tammannstrasse 4, D-37077 Göttingen, Germany.
Alkyl nickel intermediates relevant to catalytic processes often feature agostic stabilization, but relatively little is known about the situation in oligonickel systems. The dinickel(I) complex K[LNi], which is based on a compartmental pyrazolato-bridged ligand L with two β-diketiminato chelate arms, or its masked version, the dihydride complex [KL(Ni-H)] that readily releases H, oxidatively add methyl tosylate to give diamagnetic [LNi(CH)] () with (Ni···Ni) ≈ 3.7 Å.
View Article and Find Full Text PDFPolymers (Basel)
December 2024
PRISM, Research Institute, Technological University of the Shannon, Midlands Midwest, Athlone, Co., Dublin Rd, N37 HD68 Westmeath, Ireland.
The escalating global concern regarding plastic waste accumulation and its detrimental environmental impact has driven the exploration of sustainable alternatives to conventional petroleum-based plastics. This study investigates the development of antimicrobial blends of bacterial nanocellulose (BNC) derived from plastic waste and polyhydroxyalkanoates (PHB), further enhanced with essential oils. The antimicrobial activity of the resulting BNC/PHB blends was tested in vitro against , , and .
View Article and Find Full Text PDFProc Natl Acad Sci U S A
January 2025
Department of Communication Science and Disorders, University of Pittsburgh, Pittsburgh, PA 15213.
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