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Research Library

Realm of Caring's Latest Published Research

Likelihood of Positive Urine Screens of THC-COOH After Daily Use of Full-Spectrum Hemp Extracts

January 23, 2023

Recent studies have shown that even low amounts of D9-tetrahydrocannbinol (THC) within a cannabidiol (CBD) product can result in positive 11-nor-9-carboxy-D9- tetrahydrocannabinol (THC-COOH; a metabolite of THC) urine drug screens.

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Online survey of medicinal cannabis users: Qualitative analysis of patient-level data

September 6, 2022

Aim: To characterize perceived benefits and challenges experienced by medicinal cannabis users.   Methods: An anonymous online survey collected demographics, health information, and open-ended responses from medicinal cannabis users regarding perceptions, motivations,

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Antidepressant and Anxiolytic Effects of Medicinal Cannabis Use in an Observational Trial

September 9, 2021

Background: Anxiety and depressive disorders are highly prevalent. Patients are increasingly using medicinal cannabis products to treat these disorders, but little is known about the effects of medicinal cannabis use on

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Cross-sectional and longitudinal evaluation of cannabidiol (CBD) product use and health among people with epilepsy

July 27, 2021

Abstract:    Recent approval of Epidiolex (pharmaceutical cannabidiol/CBD) for the treatment of Lennox Gastaut syndrome (LGS) and Dravet syndrome highlights a therapeutic efficacy of CBD in the treatment of epilepsy.

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A Cross-Sectional and Prospective Comparison of Medicinal Cannabis Users and Controls on Self-Reported Health

May 19, 2020

Introduction. Despite widespread legalization, the impact of medicinal cannabis use on patient level health and quality of life has not been carefully evaluated. The objective of this study was to

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Δ9-Tetrahydrocannabinol Derivative-Loaded Nanoformulation Lowers Intraocular Pressure in Normotensive Rabbits


Abstract Purpose: Δ9-Tetrahydrocannabinol-valine-hemisuccinate, a hydrophilic prodrug of Δ9-tetrahydrocannabinol, synthesized with the aim of improving the ocular bioavailability of the parent molecule, was investigated in a lipid-based nanoparticle dosage form for ocular […]

August 1, 2024


Δ9-Tetrahydrocannabinol (Δ9-THC) Improves Ischemia/Reperfusion Heart Dysfunction and Might Serve as a Cardioprotective Agent in the Future Treatment


Abstract Background: Ischemia/reperfusion (I/R) is a pivotal mechanism of organ injury during clinical stetting for example for cardiopulmonary bypasses. The generation of reactive oxygen species (ROS) during I/R induces oxidative […]

February 15, 2024


Δ9-Tetrahydrocannabinol (THC) impairs visual working memory performance: a randomized crossover trial


Abstract With the increasing prevalence of legal cannabis use and availability, there is an urgent need to identify cognitive impairments related to its use. It is widely believed that cannabis, […]

May 31, 2024


δ-Ctenitoxin-Pn1a, a Peptide from Phoneutria nigriventer Spider Venom, Shows Antinociceptive Effect Involving Opioid and Cannabinoid Systems, in Rats


PnTx4(6-1), henceforth renamed δ-Ctenitoxin-Pn1a (δ-CNTX-Pn1a), a peptide from Phoneutria nigriventer spider venom, initially described as an insect toxin, binds to site 3 of sodium channels in nerve cord synaptosomes and […]

September 19, 2019


Δ 9-Tetrahydrocannabinol During Adolescence Reprograms the Nucleus Accumbens Transcriptome, Affecting Reward Processing, Impulsivity, and Specific Aspects of Cocaine Addiction-Like Behavior in a Sex-Dependent Manner


Abstract Background Cannabis exposure during adolescence is associated with emotional and motivational alterations that may entail an enhanced risk of developing psychiatric disorders. In rodent models, exposure to cannabinoids during […]

May 20, 2024


β-Caryophyllene, a CB2 receptor agonist produces multiple behavioral changes relevant to anxiety and depression in mice


Recent evidence suggests that the cannabinoid receptor subtype 2 (CB2) is implicated in anxiety and depression disorders, although few systematic studies in laboratory animals have been reported. The aim of […]

September 19, 2019


α-Glucosidase inhibitory activity of cannabidiol, tetrahydrocannabinol and standardized cannabinoid extracts from Cannabis sativa


Abstract Two major cannabinoids of cannabis, namely cannabidiol (CBD) and tetrahydrocannabinol (THC) have been reportedly used as alternative medicine for diabetes treatment in both pre-clinical and clinical research. However, their mechanisms of action still remain unclear. […]

January 15, 2024


Young-adult compared to adolescent onset of regular cannabis use: A 20-year prospective cohort study of later consequences


Please use this link to access this publication. Abstract Introduction This paper compares consequences of cannabis use initiated after high school with those of cannabis initiation in adolescence, with estimates […]

June 16, 2025


Young adults’ knowledge, perceptions and use of cannabidiol products: a mixed-methods study


Abstract Cannabidiol (CBD) product regulatory efforts must be informed by research regarding consumer perceptions. This mixed-methods study examined CBD product information sources, knowledge, perceptions, use and use intentions among young […]

January 18, 2024


Young Adult Medical Cannabis Patients in Florida: Gender Differences in Characteristics of use, Experiences at Dispensaries, and Association With Health-Related Problems


Please use this link to access this publication. Abstract In recent years there has been an increase in cannabis use among adults in the U.S., which corresponds with changes in […]

April 23, 2025


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