Results 21 to 30 of about 13,397 (249)

Percolation on interacting, antagonistic networks [PDF]

open access: yesJ. Stat. Mech. (2013) P05005, 2012
Recently, new results on percolation of interdependent networks have shown that the percolation transition can be first order. In this paper we show that, when considering antagonistic interactions between interacting networks, the percolation process might present a bistability of the equilibrium solution.
arxiv   +1 more source

Selective review and commentary on emerging pharmacotherapies for opioid addiction. [PDF]

open access: yes, 2011
Pharmacotherapies for opioid addiction under active development in the US include lofexidine (primarily for managing withdrawal symptoms) and Probuphine®, a distinctive mode of delivering buprenorphine for six months, thus relieving patients, clinicians,
Ling, Walter   +5 more
core   +2 more sources

Towards Toxic and Narcotic Medication Detection with Rotated Object Detector [PDF]

open access: yesarXiv, 2021
Recent years have witnessed the advancement of deep learning vision technologies and applications in the medical industry. Intelligent devices for special medication management are in great need of, which requires more precise detection algorithms to identify the specifications and locations.
arxiv  

Percolation on interdependent networks with a fraction of antagonistic interactions [PDF]

open access: yesJournal of Statistical Physics, 152,1069 (2013), 2013
Recently, the percolation transition has been characterized on interacting networks both in presence of interdependent and antagonistic interactions. Here we characterize the phase diagram of the percolation transition in two Poisson interdependent networks with a percentage q of antagonistic nodes. We show that this system can present a bistability of
arxiv   +1 more source

Beyond “Making Poland Great Again.” Nostalgia in Polish Populist and Non‐populist Discourses1

open access: yesSociological Forum, Volume 37, Issue S1, Page 1360-1386, December 2022., 2022
Nostalgia can be triggered not only by personal recollections but also by exposure to narratives or images evoking desirable pasts, more or less fictional, and inducing feelings of longing for them. We analyze the institutional and semiotic machinery involved in the cultural construction of nostalgia in Poland and its role in generating sentiments that
Marta Kotwas, Jan Kubik
wiley   +1 more source

The Evolution of Substance Use Coverage in the Philadelphia Inquirer [PDF]

open access: yesarXiv, 2023
The media's representation of illicit substance use can lead to harmful stereotypes and stigmatization for individuals struggling with addiction, ultimately influencing public perception, policy, and public health outcomes. To explore how the discourse and coverage of illicit drug use changed over time, this study analyzes 157,476 articles published in
arxiv  

Interactions of narcotic antagonists and antagonist-analgesics

open access: yesJournal of Pharmacy and Pharmacology, 1968
Abstract In the rat the potent narcotic antagonist N-cyclopropylmethyl-6,14-endoethano-7α- (1-hydroxy-1-methylethyl)-tetrahydronororipavine (M5050, Reckitt), which itself lacks analgesic activity, resembled naloxone in its capacity to reverse the antinociceptive effects of morphine antagonist-analgesics. The nociceptive stimulus employed
G F Blane, D Dugdall
openaire   +3 more sources

Central and peripheral mechanisms of narcotic antitussives: codeine-sensitive and -resistant coughs [PDF]

open access: yes, 2007
Narcotic antitussives such as codeine reveal the antitussive effect primarily via the μ-opioid receptor in the central nervous system (CNS). The κ-opioid receptor also seems to contribute partly to the production of the antitussive effect of the drugs ...
Shirasaki, Tetsuya, Takahama, Kazuo
core   +2 more sources

Random Antagonistic Matrices [PDF]

open access: yesJ. Phys. A: Math. Theor. 49 (2016) 375601 (16pp), 2016
The ensemble of antagonistic matrices is introduced and studied. In antagonistic matrices the entries $\mathcal A_{i,j}$ and $\mathcal A_{j,i}$ are real and have opposite signs, or are both zero, and the diagonal is zero. This generalization of antisymmetric matrices is suggested by the linearized dynamics of competitive species in ecology.
arxiv   +1 more source

Opioid stimulation in the ventral tegmental area facilitates the onset of maternal behavior in rats [PDF]

open access: yes, 1996
This research investigated the effect of an increase or decrease in opioid activity in the ventral tegmental area (VTA) on the onset of maternal behavior in rats.
Kristal, Mark B., Thompson, Alexis C.
core   +1 more source

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