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Cannabis: all studies

Page 239 of 288: studies 2,381 to 2,390 of 2,874, newest first. Back to the cannabis overview

Research

Self-Reported Illicit Drug Use Among Norwegian University and College Students. Associations With Age, Gender, and Geography

Frontiers in Psychiatry December 10, 2020 Ove Heradstveit, Jens Christoffer Skogen, Marit Edland-Gryt et al. 19 citations

Background and Aims: Several studies have pointed to relatively high levels of illicit drug use among students in higher education compared to the general population. The aim of the present study was to provide an updated examination of self-reported illicit drug use among Norwegian University and college students. Methods: Data stem from the SHoT study (Students' Health and Well-being Study),...

DOI: 10.3389/fpsyt.2020.543507 (opens in new tab) Norwegian Illicit drug Clinical psychology Demography +1

Cannabinoid-induced motor dysfunction via autophagy inhibition.

Autophagy December 2020 Cristina Blázquez, Andrea Ruiz-Calvo, Raquel Bajo-Grañeras et al.

The recreational and medical use of cannabis is largely increasing worldwide. Cannabis use, however, can cause adverse side effects, so conducting innovative studies aimed to understand and potentially reduce cannabis-evoked harms is important. Previous research conducted on cultured neural cells had supported that CNR1/CB1R (cannabinoid receptor 1), the main molecular target of cannabis,...

The loss of NMDAR-dependent LTD following cannabinoid self-administration is restored by positive allosteric modulation of CB1 receptors.

Addiction Biology November 2020 Daniela Neuhofer, Sade M Spencer, Vivian C Chioma et al.

Glutamatergic plasticity in the nucleus accumbens core (NAcore) is a key neuronal process in appetitive learning and contributes to pathologies such as drug addiction. Understanding how this plasticity factors into cannabis addiction and relapse has been hampered by the lack of a rodent model of cannabis self-administration. We used intravenous self-administration of two constituents of...

Alternative Consciousness

Drugs and Thugs October 27, 2020 R. Crandall

This chapter stresses how illicit drugs were difficult to obtain in America and were often heavily diluted by the early 1940s. It illustrates the conditions that limited the supply of drugs in the Unites States, such as the massive diversion of resources toward a single national effort, the militarization of almost every major sea passage, an extremely limited supply of private aircraft and...

Systematic Error for Extraction of Controlled Substances from Plant/Fungal Materials.

Journal of Chromatographic Science October 26, 2020 Júlia Nagy, Tibor Veress 1 citation

The aim of this work was to investigate the applicability of a mathematical model developed for the description of supercritical fluid extraction (SFE) of cannabinoids from marijuana and hashish for liquid extraction of other substances. The mentioned model is applicable for dynamic SFE whose implementation is analogous to liquid-solid extraction in quasi-counter current mode. According to this...

DOI: 10.1093/chromsci/bmaa067 (opens in new tab) Full text (opens in new tab) Extraction optimization Extraction efficiency Yield optimization Process optimization +22

Sex and Gender Differences in the Effects of Novel Psychoactive Substances.

Brain Sciences September 3, 2020 Liana Fattore, Matteo Marti, Rafaela Mostallino et al. 63 citations

Sex and gender deeply affect the subjective effects and pharmaco-toxicological responses to drugs. Men are more likely than women to use almost all types of illicit drugs and to present to emergency departments for serious or fatal intoxications. However, women are just as likely as men to develop substance use disorders, and may be more susceptible to craving and relapse. Clinical and...

DOI: 10.3390/brainsci10090606 (opens in new tab) Full text (opens in new tab) Nps Cannabinoids Cathinones New synthetic drugs +3

Promoting a Healthy Lifestyle through Mindfulness in University Students: A Randomized Controlled Trial.

Nutrients August 14, 2020 Encarnación Soriano-Ayala, Alberto Amutio, Clemente Franco et al.

The present study explored the effects of a second-generation mindfulness-based intervention known as flow meditation (Meditación-Fluir) in the improvement of healthy life behaviors. A sample of university students (n = 51) in Spain were randomly assigned to a seven-week mindfulness treatment or a waiting list control group. Results showed that compared to the control group, individuals in the...

Acute effects of partial CB1 receptor agonists on cognition - A meta-analysis of human studies.

Progress in Neuro-Psychopharmacology and Biological Psychiatry August 10, 2020 Simon Zhornitsky, Julie Pelletier, Roxane Assaf et al.

BACKGROUND Impairment in cognition is frequently associated with acute cannabis consumption. However, some questions remain unanswered as to which deficits are most prominent and which demographic groups are most vulnerable. METHODS A literature search yielded 40 experimental studies of acute administration of partial CB1 receptor agonists (i.e. cannabis, THC, and nabilone) that assessed...

Review of the Endocannabinoid System

Biological Psychiatry: Cognitive Neuroscience and Neuroimaging August 1, 2020 Hui-Chen Lu, Ken Mackie

The endocannabinoid system (ECS) is a widespread neuromodulatory network involved both in the developing CNS as well as playing a major role in tuning many cognitive and physiological processes. The ECS is composed of endogenous cannabinoids, cannabinoid receptors and the enzymes responsible for the synthesis and degradation of endocannabinoids. In addition to its endogenous roles, cannabinoid...

Distress Tolerance, Distraction, and Mindfulness Matters

Mood Prep 101 August 1, 2020 Carol Landau

This chapter reviews distress tolerance and strategies for developing them in students. Distress tolerance skills were developed in dialectical behavior therapy, particularly relevant to students who have great amounts of difficulty modulating negative emotions. Although parents may be tempted to jump in with problem-solving for their teens, a better approach is to assist teens in developing...