Related Experiment Video

Updated: Aug 29, 2025

Increased Recovery Time and Decreased LPS Administration to Study the Vagus Nerve Stimulation Mechanisms in Limited Inflammatory Responses
06:43

Increased Recovery Time and Decreased LPS Administration to Study the Vagus Nerve Stimulation Mechanisms in Limited Inflammatory Responses

Published on: March 29, 2017

10.0K

Dopamine and norepinephrine are embracing their immune side and so should we

Peter J Gaskill1, Habibeh Khoshbouei2

  • 1Department of Pharmacology and Physiology, Drexel University College of Medicine, Philadelphia, PA, USA.

Current Opinion in Neurobiology
|September 4, 2022
PubMed

Insights

Catecholamines, including norepinephrine, epinephrine, and dopamine, are emerging as key regulators of immune function. Understanding their dual release and signaling is vital for developing new therapeutic strategies in neuroimmunology.

Area of Science:

  • Neuroimmunology
  • Cellular and Molecular Immunology
  • Neuroscience

Background:

  • Neuroimmunology has a long history, but the explicit study of neuroimmune communication is emerging.
  • Catecholamines (norepinephrine, epinephrine, dopamine) are increasingly recognized for their role in regulating immune function.
  • These catecholamines can be released from both the nervous system and immune cells, mediating autocrine and paracrine signaling.

Purpose of the Study:

  • To highlight the significance of catecholaminergic immunomodulation.
  • To discuss new considerations for studying catecholamines in immune homeostasis.
  • To explore leveraging catecholamines for therapeutic approaches in disease.

Main Methods:

  • This is a commentary, not an experimental study.
  • It synthesizes recent findings on catecholamine roles in immunity.
  • It discusses conceptual frameworks for future research.

Main Results:

  • Catecholamines are central to complex immune regulatory mechanisms.
  • Dual release from neural and immune sources enables diverse signaling pathways.
  • Understanding these pathways is crucial for immune homeostasis.

Conclusions:

  • Catecholaminergic immunomodulation is a critical area of emerging research.
  • Further investigation into catecholamine signaling in immune homeostasis is needed.
  • Targeting catecholamine pathways holds potential for novel therapeutic strategies in immune-related diseases.

More Related Videos

Teasing Out the Interplay Between Natural Killer Cells and Nociceptor Neurons09:40

Teasing Out the Interplay Between Natural Killer Cells and Nociceptor Neurons

Published on: June 30, 2022

2.3K
Novel Whole-tissue Quantitative Assay of Nitric Oxide Levels in Drosophila Neuroinflammatory Response07:49

Novel Whole-tissue Quantitative Assay of Nitric Oxide Levels in Drosophila Neuroinflammatory Response

Published on: December 4, 2013

8.0K

Related Concept Videos

Adrenergic Neurons: Neurotransmission01:27

Adrenergic Neurons: Neurotransmission

Postganglionic sympathetic fibers (except those supplying the sweat glands) releasing noradrenaline or norepinephrine are called noradrenergic or adrenergic neurons. Noradrenaline, dopamine, adrenaline, or epinephrine are collectively called "catecholamines" as they contain a catechol moiety and an amine side chain. The five stages of neurotransmitter release involve their synthesis, storage, release, reuptake and metabolism.
Synthesis: Catecholamine synthesis requires tyrosine, which...
4.0K
Neurotransmitters01:31

Neurotransmitters

Neurotransmitters are essential chemical messengers within the nervous system, facilitating the communication between neurons. These chemical messengers, varying in function and effect, are critical for sustaining various aspects of neurological health and emotional well-being.
1.3K
Sympathetic Signaling01:31

Sympathetic Signaling

Sympathetic signaling, a vital part of the autonomic nervous system, plays a crucial role in mobilizing the body's resources in response to stress or emergencies. It involves the transmission of nerve impulses from sympathetic preganglionic fibers to postganglionic fibers. This results in the release of specific neurotransmitters and activation of adrenergic receptors.
Sympathetic preganglionic fibers release the neurotransmitter acetylcholine (ACh) onto the ganglionic neurons in the...
1.2K
Drugs Affecting Neurotransmitter Synthesis01:29

Drugs Affecting Neurotransmitter Synthesis

Drugs affecting neurotransmitter synthesis can impact the adrenergic neuron and the synthesis of neurotransmitters. For example, α-methyltyrosine and carbidopa target specific enzymes involved in catecholamine synthesis. α-methyltyrosine inhibits the enzyme tyrosine hydroxylase, which converts tyrosine into dopamine. By blocking this enzyme, α-methyltyrosine reduces dopamine production and other catecholamines. Carbidopa, on the other hand, inhibits the enzyme dopa decarboxylase,...
1.5K
Classification of Neurotransmitters01:30

Classification of Neurotransmitters

Neurotransmitters play a crucial role in the communication between neurons in the autonomic nervous system. Neurons in the autonomic nervous system can be cholinergic or adrenergic depending on the neurotransmitters synthesized. Cholinergic neurons use acetylcholine as their primary neurotransmitter. This includes all the preganglionic fibers of the sympathetic and pre- and postganglionic fibers of the parasympathetic nervous systems. In addition, neurons of the somatic nervous system also use...
3.3K
Immune Response Against Viral Pathogens01:29

Immune Response Against Viral Pathogens

The immune system's response to viral infections is a complex and coordinated process involving natural killer (NK) cells, T cell-mediated responses, and antibody-mediated responses.
NK Cells
NK cells are a crucial part of our innate immune system, acting as the first line of defense against viral infections. These cells can recognize and kill infected cells without prior exposure to the virus, effectively slowing down the spread of infection. Additionally, NK cells produce proinflammatory...
888