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Results for "

TLR4/MD2

" in MedChemExpress (MCE) Product Catalog:

By Targets:	Androgen Receptor (2) Apoptosis (1) Bcl-2 Family (1) Biochemical Assay Reagents (1) Caspase (1) COX (2) ERK (2) Histone Acetyltransferase (2) Interleukin Related (1) IRAK (2) MMP (2) MyD88 (2) NF-κB (3) NOD-like Receptor (NLR) (1) Reactive Oxygen Species (3) TNF Receptor (1) Toll-like Receptor (TLR) (14)
By Research Areas:	Cancer (3) Cardiovascular Disease (1) Inflammation/Immunology (14) Metabolic Disease (1) Neurological Disease (1)

Inhibitors & Agonists

Biochemical Assay Reagents

Natural
Products

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-128598

MD2-TLR4-IN-1	Toll-like Receptor (TLR)	Inflammation/Immunology Cancer
MD2-TLR4-IN-1 (compound 22m) is an inhibitor of myeloid differentiation protein 2/toll-like receptor 4 (MD2-TLR4) complex, inhibiting lipopolysaccharides (LPS)-induced expression of tumor necrosis factor alpha (TNF-α) and interleukin-6 (IL-6) in macrophages with IC₅₀ values of 0.89 μM and 0.53 μM, respectively .

HY-N9347

Stepharine 2 Publications Verification	Toll-like Receptor (TLR)	Cardiovascular Disease Inflammation/Immunology
Stepharine, an natural alkaloid, directly interactes with *TLR4* and binds to the TLR4/MD2 complex (TLR4 inhibitor). Stepharine possesses anti-aging, anti-viral and anti-hypertensive effects .

HY-126154

L48H37	Toll-like Receptor (TLR)	Inflammation/Immunology
L48H37 is an analog of Curcumin (HY-N0005) with improved chemical stability. L48H37 is a potent and specific myeloid differentiation protein 2 (MD2) inhibitor and inhibits the interaction and signaling transduction of LPS-TLR4/MD2. L48H37 is used for the research of sepsis or lung injury treatment .

HY-N0774

Isofraxidin 3 Publications Verification	ERK COX MMP Toll-like Receptor (TLR)	Inflammation/Immunology
Isofraxidin, a coumarin component from Acanthopanax senticosus, inhibits MMP-7 expression and cell invasion of human hepatoma cells. Isofraxidin inhibits the phosphorylation of *ERK1/2* in hepatoma cells . Isofraxidin attenuates the expression of iNOS and *COX-2, Isofraxidinalso inhibits TLR4*/myeloid differentiation protein-2 (MD-2) complex formation ^[2].

HY-W082785A

L6H21	TNF Receptor Interleukin Related Toll-like Receptor (TLR) NF-κB NOD-like Receptor (NLR) Apoptosis Caspase Bcl-2 Family Reactive Oxygen Species	Neurological Disease Metabolic Disease Inflammation/Immunology
L6H21, a Chalcone (HY-121054) derivative, is an orally active, potent and specific myeloid differentiation 2 (MD-2) inhibitor. L6H21 directly binds to MD-2 protein with a high affinity and low K_D value of 33.3?μM, blocking the formation of the LPS-TLR4/MD-2 complex. L6H21 inhibits LPS-induced expression of TNF-α and IL-6 in RAW264.7 macrophages, with IC₅₀ values of 6.58 and 8.59 μM, respectively. L6H21 can be used for alcoholic liver disease, metabolic disturbance and neuroinflammation research ^[2] .

HY-W014223

2,4′-Dihydroxybenzophenone Ultraviolet absorber UV-0	Toll-like Receptor (TLR) Reactive Oxygen Species MyD88 IRAK NF-κB	Inflammation/Immunology
2,4′-Dihydroxybenzophenone (Ultraviolet absorber UV-0) occupies the hydrophobic pocket of *MD2* and blocks the dimerization of *TLR4. 2,4′-Dihydroxybenzophenone inhibits the LPS induced mtROS* production, and LPS induced inflammatory response by downregulating pro-inflammatory mediators and decreasing the expression of MyD88, p-IRAK4, and NF-κB. 2,4′-Dihydroxybenzophenone is also a UV absorber ^[2].

HY-N0795

Procyanidin B1 3 Publications Verification	Toll-like Receptor (TLR)	Inflammation/Immunology
Procyanidin B1 is a polyphenolic flavonoid isolated from commonly eaten fruits, binds to *TLR4/MD-2* complex, and has anti-inflammatory activity.

HY-117573

1Z105	Toll-like Receptor (TLR)	Inflammation/Immunology
1Z105 is an oral active *TLR4/MD2* ligand. 1Z105 enhances dendritic cell maturation and antigen presentation and prevents rthritis ^[2].

HY-N0774R

Isofraxidin (Standard)	ERK COX MMP Toll-like Receptor (TLR)	Inflammation/Immunology
Isofraxidin (Standard) is the analytical standard of Isofraxidin. This product is intended for research and analytical applications. Isofraxidin, a coumarin component from Acanthopanax senticosus, inhibits MMP-7 expression and cell invasion of human hepatoma cells. Isofraxidin inhibits the phosphorylation of ERK1/2 in hepatoma cells . Isofraxidin attenuates the expression of iNOS and COX-2, Isofraxidinalso inhibits TLR4/myeloid differentiation protein-2 (MD-2) complex formation ^[2].

HY-W014223R

2,4′-Dihydroxybenzophenone (Standard)	Toll-like Receptor (TLR) Reactive Oxygen Species MyD88 IRAK NF-κB	Inflammation/Immunology
2,4′-Dihydroxybenzophenone (Standard) is the analytical standard of 2,4′-Dihydroxybenzophenone. This product is intended for research and analytical applications. 2,4′-Dihydroxybenzophenone (Ultraviolet absorber UV-0) occupies the hydrophobic pocket of MD2 and blocks the dimerization of TLR4. 2,4′-Dihydroxybenzophenone inhibits the LPS induced mtROS production, and LPS induced inflammatory response by downregulating pro-inflammatory mediators and decreasing the expression of MyD88, p-IRAK4, and NF-κB. 2,4′-Dihydroxybenzophenone is also a UV absorber ^[2].

HY-N0795R

Procyanidin B1 (Standard)	Toll-like Receptor (TLR)	Inflammation/Immunology
Procyanidin B1 (Standard) is the analytical standard of Procyanidin B1. This product is intended for research and analytical applications. Procyanidin B1 is a polyphenolic flavonoid isolated from commonly eaten fruits, binds to TLR4/MD-2 complex, and has anti-inflammatory activity.

HY-D1056H

Lipopolysaccharides, from S. marcescens 1 Publications Verification LPS, from Serratia marcescens	Toll-like Receptor (TLR)	Inflammation/Immunology
Lipopolysaccharides, from S. marcescens (Serratia marcescens) are lipopolysaccharide endotoxins and *TLR-4* activators derived from Serratia marcescens, classified as S-type LPS, which can activate pathogen-associated molecular patterns (PAMP) of the immune system and induce cellular secretion of migrasomes. Lipopolysaccharides, from S. marcescens exhibit a typical three-part structure: O-antigen (O-antigen), core oligosaccharide (core oligosaccharide), and lipid A (Lipid A). Lipopolysaccharides, from S. marcescens induce NF-κB activation in mouse cells via Toll-like receptor (TLR4)/MD-2. The lipopolysaccharides of S. marcescens can induce apoptosis in host immune cells, thereby suppressing the host's innate immunity ^[2].

HY-N2345

Procyanidin B3	Histone Acetyltransferase Toll-like Receptor (TLR) Androgen Receptor	Inflammation/Immunology Cancer
Procyanidin B3 is a natural product with antioxidant activity and oral bioavailability, possessing good blood-brain barrier penetration. Procyanidin B3 is a selective inhibitor of histone acetyltransferase (HAT). By inhibiting p300 HAT-mediated acetylation of the androgen receptor (androgen receptor). Procyanidin B3 alleviates intervertebral disc degeneration (IVDD) by inhibiting the formation of the *TLR4/MD-2* complex. Procyanidin B3 can be used in research on prostate cancer and arthritis ^[2] ^[4] .

HY-N2345R

Procyanidin B3 (Standard)	Histone Acetyltransferase Toll-like Receptor (TLR) Androgen Receptor	Inflammation/Immunology Cancer
Procyanidin B3 (Standard) is the analytical standard of Procyanidin B3. This product is intended for research and analytical applications. Procyanidin B3 is a natural product with antioxidant activity and oral bioavailability, possessing good blood-brain barrier penetration. Procyanidin B3 is a selective inhibitor of histone acetyltransferase (HAT). By inhibiting p300 HAT-mediated acetylation of the androgen receptor (androgen receptor). Procyanidin B3 alleviates intervertebral disc degeneration (IVDD) by inhibiting the formation of the TLR4/MD-2 complex. Procyanidin B3 can be used in research on prostate cancer and arthritis ^[2] ^[4] .

HY-W251428

Phosphatidylglycerols (egg) sodium salt Egg PG	Biochemical Assay Reagents	Others
Phosphatidylglycerols (PG) is a selective inhibitor targeting the *TLR4* accessory protein *CD14/MD-2* complex, inhibiting LPS or virus (such as RSV)-mediated inflammatory signaling pathways through competitive binding. Phosphatidylglycerols directly bind to viral particles to block infection, inhibit *COX-2* expression to reduce the release of inflammatory factors (IL-6, IL-8), and improve oxidative stress by regulating mitochondrial membrane phospholipid remodeling. Phosphatidylglycerols can be taken orally or by inhalation and can be used in the study of chronic inflammatory diseases (such as atherosclerosis) and respiratory viral infections (such as RSV) ^[2] .

Cat. No.	Product Name	Type

HY-D1056H

Lipopolysaccharides, from S. marcescens 1 Publications Verification LPS, from Serratia marcescens	Carbohydrates
Lipopolysaccharides, from S. marcescens (Serratia marcescens) are lipopolysaccharide endotoxins and *TLR-4* activators derived from Serratia marcescens, classified as S-type LPS, which can activate pathogen-associated molecular patterns (PAMP) of the immune system and induce cellular secretion of migrasomes. Lipopolysaccharides, from S. marcescens exhibit a typical three-part structure: O-antigen (O-antigen), core oligosaccharide (core oligosaccharide), and lipid A (Lipid A). Lipopolysaccharides, from S. marcescens induce NF-κB activation in mouse cells via Toll-like receptor (TLR4)/MD-2. The lipopolysaccharides of S. marcescens can induce apoptosis in host immune cells, thereby suppressing the host's innate immunity ^[2].

Lipopolysaccharides, from S. marcescens

1 Publications Verification

LPS, from Serratia marcescens

Carbohydrates

Lipopolysaccharides, from S. marcescens (Serratia marcescens) are lipopolysaccharide endotoxins and TLR-4 activators derived from Serratia marcescens, classified as S-type LPS, which can activate pathogen-associated molecular patterns (PAMP) of the immune system and induce cellular secretion of migrasomes. Lipopolysaccharides, from S. marcescens exhibit a typical three-part structure: O-antigen (O-antigen), core oligosaccharide (core oligosaccharide), and lipid A (Lipid A). Lipopolysaccharides, from S. marcescens induce NF-κB activation in mouse cells via Toll-like receptor (TLR4)/MD-2. The lipopolysaccharides of S. marcescens can induce apoptosis in host immune cells, thereby suppressing the host's innate immunity ^[2].

HY-W251428

Phosphatidylglycerols (egg) sodium salt Egg PG	Drug Delivery
Phosphatidylglycerols (PG) is a selective inhibitor targeting the *TLR4* accessory protein *CD14/MD-2* complex, inhibiting LPS or virus (such as RSV)-mediated inflammatory signaling pathways through competitive binding. Phosphatidylglycerols directly bind to viral particles to block infection, inhibit *COX-2* expression to reduce the release of inflammatory factors (IL-6, IL-8), and improve oxidative stress by regulating mitochondrial membrane phospholipid remodeling. Phosphatidylglycerols can be taken orally or by inhalation and can be used in the study of chronic inflammatory diseases (such as atherosclerosis) and respiratory viral infections (such as RSV) ^[2] .

Phosphatidylglycerols (egg) sodium salt

Egg PG

Drug Delivery

Phosphatidylglycerols (PG) is a selective inhibitor targeting the TLR4 accessory protein CD14/MD-2 complex, inhibiting LPS or virus (such as RSV)-mediated inflammatory signaling pathways through competitive binding. Phosphatidylglycerols directly bind to viral particles to block infection, inhibit COX-2 expression to reduce the release of inflammatory factors (IL-6, IL-8), and improve oxidative stress by regulating mitochondrial membrane phospholipid remodeling. Phosphatidylglycerols can be taken orally or by inhalation and can be used in the study of chronic inflammatory diseases (such as atherosclerosis) and respiratory viral infections (such as RSV) ^[2] .

Stepharine 2 Publications Verification	Cardiovascular Disease Alkaloids other families Classification of Application Fields Source classification Plants Isoquinoline Alkaloids Disease Research Fields	Toll-like Receptor (TLR)
Stepharine, an natural alkaloid, directly interactes with *TLR4* and binds to the TLR4/MD2 complex (TLR4 inhibitor). Stepharine possesses anti-aging, anti-viral and anti-hypertensive effects .

Isofraxidin 3 Publications Verification	Structural Classification Monophenols Classification of Application Fields Source classification Coumarins Phenols Phenylpropanoids Acanthopanax senticosus (Rupr. et Maxim.) Harms Plants Inflammation/Immunology Disease Research Fields Araliaceae	ERK COX MMP Toll-like Receptor (TLR)
Isofraxidin, a coumarin component from Acanthopanax senticosus, inhibits MMP-7 expression and cell invasion of human hepatoma cells. Isofraxidin inhibits the phosphorylation of *ERK1/2* in hepatoma cells . Isofraxidin attenuates the expression of iNOS and *COX-2, Isofraxidinalso inhibits TLR4*/myeloid differentiation protein-2 (MD-2) complex formation ^[2].

Procyanidin B1 3 Publications Verification	Structural Classification Classification of Application Fields Source classification Plants Flavonoids other families Functional Molecules Research of Health Products Phenols Polyphenols Biflavones Inflammation/Immunology Disease Research Fields	Toll-like Receptor (TLR)
Procyanidin B1 is a polyphenolic flavonoid isolated from commonly eaten fruits, binds to *TLR4/MD-2* complex, and has anti-inflammatory activity.

Procyanidin B3	Structural Classification Classification of Application Fields Source classification Plants Flavonoids other families Functional Molecules Research of Health Products Phenols Polyphenols Biflavones Disease Research Fields Cancer	Histone Acetyltransferase Toll-like Receptor (TLR) Androgen Receptor
Procyanidin B3 is a natural product with antioxidant activity and oral bioavailability, possessing good blood-brain barrier penetration. Procyanidin B3 is a selective inhibitor of histone acetyltransferase (HAT). By inhibiting p300 HAT-mediated acetylation of the androgen receptor (androgen receptor). Procyanidin B3 alleviates intervertebral disc degeneration (IVDD) by inhibiting the formation of the *TLR4/MD-2* complex. Procyanidin B3 can be used in research on prostate cancer and arthritis ^[2] ^[4] .

Isofraxidin (Standard)	Structural Classification Monophenols Source classification Coumarins Phenols Phenylpropanoids Acanthopanax senticosus (Rupr. et Maxim.) Harms Plants Araliaceae	ERK COX MMP Toll-like Receptor (TLR)
Isofraxidin (Standard) is the analytical standard of Isofraxidin. This product is intended for research and analytical applications. Isofraxidin, a coumarin component from Acanthopanax senticosus, inhibits MMP-7 expression and cell invasion of human hepatoma cells. Isofraxidin inhibits the phosphorylation of ERK1/2 in hepatoma cells . Isofraxidin attenuates the expression of iNOS and COX-2, Isofraxidinalso inhibits TLR4/myeloid differentiation protein-2 (MD-2) complex formation ^[2].

Procyanidin B1 (Standard)	Structural Classification Flavonoids other families Source classification Phenols Polyphenols Plants Biflavones	Toll-like Receptor (TLR)
Procyanidin B1 (Standard) is the analytical standard of Procyanidin B1. This product is intended for research and analytical applications. Procyanidin B1 is a polyphenolic flavonoid isolated from commonly eaten fruits, binds to TLR4/MD-2 complex, and has anti-inflammatory activity.

Procyanidin B3 (Standard)	Structural Classification Flavonoids other families Source classification Phenols Polyphenols Plants Biflavones	Histone Acetyltransferase Toll-like Receptor (TLR) Androgen Receptor
Procyanidin B3 (Standard) is the analytical standard of Procyanidin B3. This product is intended for research and analytical applications. Procyanidin B3 is a natural product with antioxidant activity and oral bioavailability, possessing good blood-brain barrier penetration. Procyanidin B3 is a selective inhibitor of histone acetyltransferase (HAT). By inhibiting p300 HAT-mediated acetylation of the androgen receptor (androgen receptor). Procyanidin B3 alleviates intervertebral disc degeneration (IVDD) by inhibiting the formation of the TLR4/MD-2 complex. Procyanidin B3 can be used in research on prostate cancer and arthritis ^[2] ^[4] .

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