Related Experiment Video
Updated: Jan 7, 2026
07:31
Brain Ventricular Microinjections of Lipopolysaccharide into Larval Zebrafish to Assess Neuroinflammation and Neurotoxicity
Published on: August 23, 2022
3.8K
Lipopolysaccharide-binding protein: The missing link in sleep and inflammation
Ye Qin1, Lei Sun2, Xuyuan Fan3
1Department of Blood Transfusion, The Affiliated Hospital of Yangzhou University, Yangzhou University, Yangzhou 225012, Jiangsu, China; Faculty of medicine, Yangzhou University, Yangzhou 225012, Jiangsu, China.
Experimental Neurology
|December 25, 2025
Summary
Lipopolysaccharide-binding protein (LBP) links inflammation to sleep disorders. Elevated LBP levels disrupt sleep via immune and biological rhythm pathways, offering a potential therapeutic target for immune-mediated sleep issues.
Area of Science:
- Neuroimmunology
- Sleep Medicine
- Microbiome Research
Background:
- Sleep disorders are a global health concern linked to systemic inflammation.
- Lipopolysaccharide-binding protein (LBP) mediates immune responses to endotoxins and is implicated in sleep regulation.
Purpose of the Study:
- To systematically review the role of LBP in sleep disorders, neuroimmunity, and related diseases.
- To clarify LBP's pathophysiological mechanisms in sleep disturbances.
- To explore LBP as a potential therapeutic target for immune-mediated sleep disorders.
Main Methods:
- Systematic review of preclinical and clinical studies.
- Analysis of LBP's involvement in peripheral and central immune inflammation.
- Examination of LBP's impact on neurotransmitter balance and biological rhythms.
Main Results:
- Elevated LBP levels are consistently associated with various sleep disorders.
- LBP acts as a crucial link between peripheral immune activation and central sleep regulation.
- Abnormal LBP changes are observed in diverse sleep disorder models.
Conclusions:
- LBP plays a significant role in mediating sleep dysregulation through immune and circadian mechanisms.
- Targeting the LBP signaling pathway presents a novel therapeutic avenue for sleep disorders.
- Further research is needed to overcome challenges in the translational application of LBP-targeted therapies.
Related Concept Videos
01:19Formation of Lipopolysaccharides
486
Lipopolysaccharides (LPS) are crucial components of the outer membrane of Gram-negative bacteria, serving both structural and functional roles. It contributes to membrane stability and protects bacteria from host immune responses. LPS is composed of three major regions—lipid A, a core oligosaccharide, and an O antigen. The biosynthesis and assembly of LPS involve a highly coordinated set of enzymatic reactions and transport mechanisms. Additionally, LPS is recognized as an endotoxin,...
486
01:11Understanding Sleep
1.4K
Sleep, an essential biological state, involves significant reductions in physical activity, sensory awareness, and interaction with the environment. This complex physiological process is primarily regulated by specific brain regions, notably the hypothalamus and pons, which govern the sleep-wake cycle or circadian rhythm.
The circadian rhythm, a nearly 24-hour cycle, is deeply influenced by environmental light cues. Light exposure directly affects the hypothalamus, which in turn regulates...
The circadian rhythm, a nearly 24-hour cycle, is deeply influenced by environmental light cues. Light exposure directly affects the hypothalamus, which in turn regulates...
1.4K
01:28Inflammatory Response
15.8K
An inflammatory response is a localized, nonspecific immune reaction that occurs when a tissue is injured. It is characterized by redness, swelling, heat, and pain, which are commonly called the cardinal signs and symptoms of inflammation. Inflammation can sometimes result in a loss of function.
Inflammation can be triggered by various stimuli, such as impact, abrasion, chemical irritation, infections, and extreme hot or cold temperatures. These can damage cells and connective tissue fibers,...
Inflammation can be triggered by various stimuli, such as impact, abrasion, chemical irritation, infections, and extreme hot or cold temperatures. These can damage cells and connective tissue fibers,...
15.8K
02:26NF-κB-dependent Signaling Pathway
9.7K
The transcription factor NF-κB was discovered in 1986 in the lab of Nobel laureate Professor David Baltimore, for its interaction with the immunoglobulin light chain enhancer in B-cells. After more than three decades of study, it is now evident that NF-κB regulates the expression of over 100 genes. Most of these genes play an essential role in the innate and adaptive immune responses as well as the inflammatory responses of animals.
NF-κB-dependent Signaling Mechanism
The...
NF-κB-dependent Signaling Mechanism
The...
9.7K
01:38Inflammation
61.4K
Overview
61.4K
01:13Insufficient Sleep and Sleep Deprivation
801
Insufficient sleep refers to not getting the recommended amount of sleep for optimal functioning, even if it's just slightly less than needed. Sleep insufficiency may occur due to lifestyle choices, such as staying up late for social events or work, resulting in routinely getting less sleep than required. For example, consistently sleeping 6 hours when the body needs 7-9 hours can lead to cumulative effects on health and well-being.
Sleep deprivation is a more severe form of sleep loss...
Sleep deprivation is a more severe form of sleep loss...
801