Rate this post

All the things you might want to know concerning the endocannabinoid system.

Endocannabinoids are cannabinoids created by the physique to assist regulate the assorted programs that maintain it wholesome. To actually perceive CBD, it’s important that we all know what these cannabinoids do. Our our bodies are composed of tens of millions of cells that are continuously being changed and repaired. Every cell is surrounded by a cell membrane. The human physique additionally comprises cannabinoid receptors – a category of proteins – which might be discovered contained in the aforementioned membranes. Molecules can bind to those receptors and activate them, producing a biochemical or electrical sign contained in the cell.

The invention of CB1 and CB2 cannabinoid receptors

In 1988, scientists first noticed the interplay between the cannabinoid receptor kind 1 (CB1) with cannabinoids like CBD and THC. CB1 receptors have been proven to be primarily expressed within the central nervous system, which has an important position in regulating ache responses, urge for food, reminiscence, feelings, sleep, coordination, and physique temperature. In 1993, roughly 5 years later, a second cannabinoid receptor, CB2 (or cannabinoid receptor kind 2) was first recognized. CB2 receptors are primarily discovered on cells within the immune system. Research have proven that these receptors might regulate the immune system and modulate immunological and irritation responses

Cannabinoid receptors: the place are they positioned and what do they do?

CB1 receptors

  • Centraal nervous system
  • Lungs
  • Muscle tissue
  • Intestines
  • Intercourse organs
  • Mind

CB2 receptors are present in

  • Immune system
  • White blood cells
  • Tonsils
  • Spleen
  • Bones
  • Pores and skin

CB1 and CB2 receptors

  • Immune system
  • Liver
  • Bone marrow
  • Pancreas

Discovery of cannabinoids

After scientists found the completely different receptors, they had been confronted with extra questions than solutions. Why would the human physique even have receptors that bind to international substances? Shortly after the primary cannabinoid was remoted from cannabis plant, scientists found that the human physique produces related molecules by itself. The prefix “endo” means “inside”, which is why the cannabinoids produced inside our our bodies are generally known as “endocannabinoids”.

Agonist and antagonists

An agonist is a drug that prompts sure receptors within the mind. All cells have many receptors on their cell floor, and every receptor has a singular “key” that may unlock it and ship the sign. These receptors might be activated by various factors, together with hormones and neurotransmitters. Most drugs and dietary supplements act by being both agonists or antagonists at these receptors that reply to those chemical messengers.


In distinction to antagonists, agonists bind to a receptor to stimulate its exercise. The first psychoactive part of cannabis, THC, binds to CB1 receptors, whereas its cousin, CBD doesn’t bind itself to those receptors. This might clarify why CBD reveals no psychoactive properties.
An inverse agonist is an agent that binds to the identical receptor as an agonist however induces a response reverse to that agonist.


Not like agonists, antagonists connect to a selected neurotransmitter receptor however don’t end result within the activation of mentioned receptors. Antagonists are additionally known as “blockers”.

Along with the well-known exercise on CB1 and CB2 receptors, Research analyzing the protecting results of CBD have proven that in additions to its exercise on CB1 and CB2 receptors, CBD may counteract the unfavorable results of THC. Moreover, cannabinoids like CBD can affect a substantial amount of different completely different features.

CBD inhibits the FAAH enzyme

Whereas CBD works by activating serotonin, vanilloid, and adenosine receptors, it additionally inhibits the FAAH enzyme liable for breaking down anandamide, a cannabinoid neurotransmitter that’s a part of the endocannabinoid system. Apparently, anandamide is much like THC. Like THC and plenty of different cannabinoids, anandamide is an analgesic, and it’s liable for regulating different chemical compounds discovered within the mind, together with serotonin.

Serotonin receptors

Serotonin, often known as the happiness hormone, is a chemical that has all kinds of features within the human physique. Its organic operate is advanced and multifaceted, modulating cognition, urge for food, sleep, and temper. Low ranges of serotonin are related to melancholy and aggression. Serotonin binds at serotonin receptors (additionally known as 5-HT receptors), which affect numerous organic and neurological processes reminiscent of habit, anxiousness, urge for food, nausea, sleep, and ache responses.

Adenosine receptors

When adenosine binds to the adenosine receptors, it induces sleep. At evening, whereas we’re asleep, adenosine is damaged down.

GPR55 receptors

GPR55 receptors support in controlling blood stress and bone density.

What’s the endocannabinoid system?

About 30 years in the past, analysis led to the invention of the human physique’s endocannabinoid system. Our our bodies naturally produce cannabinoids much like those present in cannabis, known as endocannabinoids. Cannabinoids and endocannabinoids (i.e., cannabinoids discovered within the human physique) intently resemble one another on a chemical stage.
The endocannabinoid system (ECS) is a organic system composed of endocannabinoids that bind to cannabinoid receptors. The ECS might be seen as a organic regulatory system designed to maintain the physique in stability, because it regulates numerous bodily features like:

  • Ache response
  • Reminiscence
  • Temper
  • Digestion
  • Immune response
  • Urge for food

How does the endocannabinoid system work?

There are two sorts of cannabinoids that may have an effect on the physique. The primary group is named the endocannabinoids, whereas the second group is named exocannabinoids. “Exo” – or “exogenous” – means these cannabinoids are produced outdoors the physique. Phyto cannabinoids reminiscent of THC and CBD are cannabinoids that happen naturally within the cannabis plant.
Analysis has proven that when THC, an exogenous cannabinoid, is consumed, it would work together with the CB1 and CB2 receptors in our physique. The THC will activate the receptors in the identical means that endocannabinoids do.

Not like THC, CBD doesn’t instantly stimulate CB1 and CB2 receptors. As an alternative, it inhibits the FAAH enzyme, which breaks down anandamide, an endocannabinoid that’s produced naturally by the mind. Anandamide is concerned in regulating ache response and has been proven to modulate the transmission of serotonin.

Thus, endocannabinoids have an effect on the operate of many neurotransmitter programs. Analysis has proven that endocannabinoids and exogenous cannabinoids play a task in plenty of areas within the physique. To know how the endocannabinoid system features, you want a transparent understanding of what cannabinoid receptors are and what they do.

The endocannabinoid system has turn out to be a first-rate goal of analysis. Up to now, it has been implicated within the regulation of quite a lot of physiological processes, and analysis has proven that the endocannabinoid system is vital for a lot of physiological and pathological processes.

by Bernard Vos
Bernard finds his ardour in researching, creating and sharing content material about medicinal cannabis and every thing that pertains to this mysterious and attention-grabbing plant. Apart from the work he does as a microbiologist, Bernard is an inspiring blogger. He helps us to remain up-to-date about all traits and developments regarding CBD, medical cannabis, and far more. Do you will have any questions? Be at liberty to contact us through the contact type or Bernard instantly. Bernard might be reached instantly by sending your message to [email protected]
Learn extra articles by Bernard Vos