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Updated: Dec 25, 2025

Oromucosal as an Alternative Method for Administration of Cannabis Products in Rodents
Published on: August 22, 2025
Molecular Mechanism and Cannabinoid Pharmacology
Lesley D Schurman1, Dai Lu2, Debra A Kendall3
1Department of Pharmacology and Toxicology, Virginia Commonwealth University, Richmond, VA, USA.
Researchers discovered the endogenous cannabinoid system, crucial for understanding Cannabis pharmacology. This knowledge offers therapeutic potential but also led to harmful synthetic cannabinoids.
Area of Science:
- Neuroscience
- Pharmacology
- Immunology
Background:
- Cannabis has long been studied for medicinal properties and psychoactive effects.
- Key compounds like THC and CBD spurred research into cannabinoid pharmacology.
- Synthetic cannabinoids emerged partly to bypass legal restrictions on Cannabis.
Purpose of the Study:
- To detail the research journey leading to the discovery of the endogenous cannabinoid system.
- To explore the dual impact of this knowledge on human health, both beneficial and detrimental.
Main Methods:
- Elucidation of major Cannabis constituents (THC, CBD).
- Synthesis of novel cannabinoids as pharmacological tools.
- Identification of cannabinoid receptors (CB1, CB2) and endogenous ligands (endocannabinoids).
Main Results:
- Discovery of the endogenous cannabinoid system (ECS) involving CB1/CB2 receptors and endocannabinoids.
- CB1 receptors modulate neurotransmission; CB2 receptors are mainly on immune cells.
- The ECS regulates numerous physiological processes, presenting therapeutic targets.
Conclusions:
- Understanding the ECS has yielded significant therapeutic opportunities.
- The study of cannabinoids also inadvertently led to the proliferation of dangerous synthetic cannabinoids for non-medical use.
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