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quorum sensing inhibitor

" in MedChemExpress (MCE) Product Catalog:

66

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2

Biochemical Assay Reagents

4

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19

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2

Isotope-Labeled Compounds

Targets Recommended:
Cat. No. Product Name Target Research Areas Chemical Structure
  • HY-N4117
    Hamamelitannin

    		Bacterial Infection
    Hamamelitannin, a polyphenol extracted from the bark of Hamamelis virginiana, is a quorum-sensing (QS) inhibitor. Hamamelitannin increases antibiotic susceptibility of staphylococcus aureus biofilms by affecting peptidoglycan biosynthesis and eDNA release .
    Hamamelitannin
  • HY-114936
    Piericidin A
    5 Publications Verification

    AR-054

    		 Bacterial ADC Payload Antibiotic Mitochondrial Metabolism Infection Neurological Disease Cancer
    Piericidin A (AR-054) is a natural mitochondrial NADH-ubiquinone oxidoreductase (complex I) inhibitor. Piericidin A is a potent neurotoxin and inhibits mitochondrial respiration by disrupting the electron transport system through its action on NADH-ubiquinone reductase. Piericidin A is also a potential quorum-sensing inhibitor that suppresses the expression of the virulence genes of Erwinia carotovora subsp. atroseptica (Eca). Piericidin A is an ADC cytotoxin and has anti-bacterial, anticancer, insecticidal activity .
    Piericidin A
  • HY-P1934
    Cyclo(Phe-Pro)
    5+ Cited Publications

    Cyclo(phenylalanylprolyl); A-64863

    		 HCV Bacterial Antibiotic Reactive Oxygen Species (ROS) Infection
    Cyclo(Phe-Pro) (Cyclo(phenylalanylprolyl)) is a quorum-sensing molecule of Vibrio vulnificus that specifically interacts with RIG-I, inhibiting RIG-I polyubiquitination, suppressing IRF-3 activation, and reducing type I interferon production. Cyclo(Phe-Pro) enhances susceptibility to HCV and influenza virus and also alleviates plant aluminum toxicity stress. The mechanism of Cyclo(Phe-Pro) involves the regulation of host immune signaling pathways, bacterial virulence gene expression, and plant antioxidant systems, making it a promising candidate for research in viral infections, bacterial virulence regulation, and agricultural stress resistance .
    Cyclo(Phe-Pro)
  • HY-118697
    N-dodecanoyl-L-Homoserine lactone
    1 Publications Verification

    C12-HSL

    		 Bacterial Infection
    N-dodecanoyl-L-Homoserine lactone (C12-HSL) is a quorum sensing (QS) signaling molecule. N-dodecanoyl-L-Homoserine lactone (C12-HSL) aptamers blocks qurom sensing and inhibits biofilm formation in Pseudomonas aeruginosa .
    N-dodecanoyl-L-Homoserine lactone
  • HY-B0914
    10-Undecenoic acid,98% (stabilized with TBC)
    2 Publications Verification

    Undecylenic acid

    		 Environmental Pollutants Bacterial Fungal Proteasome Amyloid-β Reactive Oxygen Species (ROS) Infection Neurological Disease Endocrinology Cancer
    10-Undecenoic acid (Undecylenic acid) is an antifungal agent. 10-Undecenoic acid inhibits Aβ oligomerization, scavenges ROS and inhibits μ-calpain activity. 10-Undecenoic acid has neuroprotective effects. 10-Undecenoic acid has anticancer effects on a variety of tumors. 10-Undecenoic acid inhibits C. albicans biofilm formation and MRSA infection. 10-Undecenoic acid inhibits quorum sensing signals of Bacillus subtilis and Pseudomonas aeruginosa .
    10-Undecenoic acid,98% (stabilized with TBC)
  • HY-121362
    Evernic Acid

    		Bacterial Endogenous Metabolite TrxR Infection Neurological Disease Inflammation/Immunology Cancer
    Evernic Acid is an orally active thioredoxin reductase 1 (TrxR1) inhibitor and antiproliferative agent. Evernic Acid inhibits the proliferation and migration of human breast cancer cells. Evernic Acid blocks the NF-κB pathway by inhibiting p65 nuclear translocation and IκBα phosphorylation, thereby suppressing downstream inflammatory mediators. Evernic Acid acts as an antioxidant, anti-inflammatory agent and neuroprotective agent, protects neurons from cell death, mitochondrial dysfunction and oxidative stress damage, reduces astrocyte activation, and ameliorates dopaminergic neuron loss and neuroinflammation. Evernic Acid inhibits enoyl reductases FabI and FabZ of Plasmodium falciparum. Evernic Acid downregulates the expression of lasB and rhlA genes in Pseudomonas aeruginosa, inhibits quorum sensing and biofilm formation, and exerts antibacterial activity against Gram-positive bacteria, Gram-negative bacteria and fungi. Evernic Acid is applicable to research related to breast cancer, Parkinson's disease, bacterial infections and fungal infections .
    Evernic Acid
  • HY-131011
    Furanone C-30
    1 Publications Verification

    		 Bacterial Infection
    Furanone C-30 is a quorum sensing inhibitor. Furanone C-30 can effectively inhibit bacterial biofilm formation by S. mutans and its luxSmutant strain .
    Furanone C-30
  • HY-W008270
    2(5H)-Furanone

    γ-Crotonolactone

    		 Endogenous Metabolite Bacterial Infection Neurological Disease
    2(5H)-Furanone (γ-Crotonolactone) is an endogenous metabolite. 2(5H)-Furanone mimics N-acyl homoserine lactone signals, occupies the binding site of LuxR homologs, and interferes with quorum sensing-mediated gene regulation. 2(5H)-Furanone inhibits quorum sensing mediated by AHLs with different acyl chain lengths. 2(5H)-Furanone inhibits biofilm formation of environmental Aeromonas hydrophila strains on polystyrene plates. 2(5H)-Furanone suppresses spike-and-wave discharges in a rat model of generalized absence seizures and exhibits selective activity against absence seizures. 2(5H)-Furanone can be used in studies related to bacteria infections and generalized absence seizures.
    2(5H)-Furanone
  • HY-P10486
    AIP-II

    		Bacterial Infection
    AIP-II is a cyclic peptide signaling molecule for quorum sensing, which is produced by Staphylococcus aureus. AIP-II potently inhibits AgrC-III in Methicillin (HY-121544)-resistant type III Staphylococcus aureus strain AH1747, with an IC50 of 0.532 nM. AIP-II binds to the AgrC-II receptor and regulates virulence gene expression in Staphylococcus aureus .
    AIP-II
  • HY-107858
    Veratryl alcohol
    1 Publications Verification

    3,4-Dimethoxybenzyl alcohol

    		 Endogenous Metabolite Bacterial Infection
    Veratryl alcohol (3,4-Dimethoxybenzyl alcohol) is a secondary metabolite of lignin-degrading fungi, commonly used as a substrate for lignin peroxidase (LiP) to measure lignin degradation activity. Veratryl alcohol protects LiP from inactivation by H2O2 and prevents the accumulation of LiP III compounds. Veratryl alcohol also acts as a stabilizer for manganese-dependent peroxidases (MnP). Veratryl alcohol is a quorum-sensing inhibitor (QSI) and exhibits antibacterial efficacy .
    Veratryl alcohol
  • HY-B0914A
    10-Undecenoic acid zinc salt
    2 Publications Verification

    Zinc undecylenate

    		 Fungal Bacterial Amyloid-β Reactive Oxygen Species (ROS) Proteasome Infection Neurological Disease Endocrinology Cancer
    10-Undecenoic acid zinc salt (Undecylenic acid zinc salt) is an antifungal agent. 10-Undecenoic acid zinc salt inhibits Aβ oligomerization, scavenges ROS and inhibits μ-calpain activity. 10-Undecenoic acid zinc salt has neuroprotective effects. 10-Undecenoic acid zinc salt has anticancer effects on a variety of tumors. 10-Undecenoic acid zinc salt inhibits C. albicans biofilm formation and MRSA infection. 10-Undecenoic acid zinc salt inhibits quorum sensing signals of Bacillus subtilis and Pseudomonas aeruginosa .
    10-Undecenoic acid zinc salt
  • HY-119808
    Terrein

    		Melanocortin Receptor Apoptosis Antibiotic Cancer
    Terrein is a melanogenesis inhibitor . Terrein induces apoptosis in breast cancer cell lines . Terrein is an inhibitor of quorum sensing and c-di-GMP in Pseudomonas aeruginosa .
    Terrein
  • HY-Y0248
    (E,​E)​-​Farnesol

    trans,trans-Farnesol; (2E,6E)-Farnesol

    		 Fungal Infection
    (E,E)-Farnesol (trans,trans-Farnesol) is a quorum-sensing molecule of Candida species. (E,E)-Farnesol can inhibit the growth, metabolism and biofilm formation of various Candida species, and affect their morphology and invasiveness .
    (E,​E)​-​Farnesol
  • HY-W010608
    2-Methyltetrahydrofuran-3-one

    		Bacterial Infection
    2-Methyltetrahydrofuran-3-one is a quorum sensing inhibitor that can inhibit biofilm formation by H. alvei. 2-Methyltetrahydrofuran-3-one is one of the volatile constituents of roasted coffee .
    2-Methyltetrahydrofuran-3-one
  • HY-W104758
    Elastase-IN-3

    		Elastase Antibiotic Bacterial Others
    Elastase-IN-3 (Compound 2i) is an Elastase inhibitor of Pseudomonas aeruginosa. Elastase-IN-3 inhibits the quorum sensing system of Pseudomonas aeruginosa by targeting the LasR protein (KD value of 7.04 M), thereby preventing food spoilage caused by Pseudomonas aeruginosa .
    Elastase-IN-3
  • HY-120504
    N-Acetyltyramine
    1 Publications Verification

    		 Bacterial Infection Cancer
    N-Acetyltyramine is a quorum-sensing inhibitor (QSI) compound produced by V. alginolyticus M3-10. N-Acetyltyramine is capable of inhibiting the QS of C. violaceum ATCC 12472. N-acetyltyramine reverses resistance in Doxorubicin-resistant leukemia P388 cells .
    N-Acetyltyramine
  • HY-W012572
    D-Histidine

    		Mitochondrial Metabolism Bacterial Infection Metabolic Disease
    D-Histidine is an anti-biofilm agent that targets bacterial quorum sensing systems (such as RhlI/RhlR pathway) and has antibacterial activity. D-Histidine works by non-covalently binding to bacterial regulatory factors or copper ion complexes, selectively inhibiting bacterial biofilm formation and motility. D-Histidine downregulates quorum sensing-related gene expression, reduces the synthesis of virulence factors (such as alginate and proteases), and interferes with bacterial membrane stability, inhibiting biofilm formation, promoting the disintegration of mature biofilms, and enhancing antibiotic sensitivity. D-Histidine is also an efficient catalyst for the salt-induced peptide formation (SIPF) reaction, which promotes the condensation of amino acids to form dipeptides (such as dialanine and dilysine) by forming a complex with copper ions (Cu 2+) .
    D-Histidine
  • HY-N6711
    Equisetin

    		HIV Integrase Bacterial Antibiotic Reactive Oxygen Species (ROS) STAT AMPK 11β-HSD Infection Metabolic Disease
    Equisetin is an N-methylserine-derived acyl tetramic acid, quorum sensing inhibitor (QSI), herbicides and antibiotics. Equisetin specifically inhibits the anionic carriers of substrates in the inner mitochondrial membrane. Equisetin inhibits the activity of HIV-1 integrase, 11β-HSD1, and 2,4-dinitrophenol (Dnp)-stimulated ATPase (IC50 = ~8 nmol per mg of protein). Equisetin exhibits growth inhibition of bacteria, anti-inflammatory, amelioration of lipid-associated disorders, and cytotoxic effects .
    Equisetin
  • HY-124796
    Qstatin

    		Bacterial Infection
    QStatin is a potent and selective inhibitor of SmcR (V. harveyi LuxR homologue) with an EC50 of 208.9 nM, binding tightly to SmcR and changes the flexibility of the protein, thereby altering its transcription regulatory activity. QStatin shows pan-QS (Vibrio quorum sensing) inhibitor activity in diverse Vibrio species and attenuates their virulence in an aquatic host. QStatin may be a sustainable antivibriosis agent useful in aquacultures .
    Qstatin
  • HY-B0914R
    10-Undecenoic acid (Standard)

    Undecylenic acid (Standard)

    		 Reference Standards Fungal Amyloid-β Reactive Oxygen Species (ROS) Proteasome Bacterial Infection Neurological Disease Endocrinology Cancer
    10-Undecenoic acid (Standard) is the analytical standard of 10-Undecenoic acid. This product is intended for research and analytical applications. 10-Undecenoic acid (Undecylenic acid) is an antifungal agent. 10-Undecenoic acid inhibits Aβ oligomerization, scavenges ROS and inhibits μ-calpain activity. 10-Undecenoic acid has neuroprotective effects. 10-Undecenoic acid has anticancer effects on a variety of tumors. 10-Undecenoic acid inhibits C. albicans biofilm formation and MRSA infection. 10-Undecenoic acid inhibits quorum sensing signals of Bacillus subtilis and Pseudomonas aeruginosa .
    10-Undecenoic acid (Standard)
  • HY-D0272
    2,3,4-Trihydroxybenzophenone

    		Estrogen Receptor/ERR Metabolic Disease
    2,3,4-Trihydroxybenzophenone is a hydroxylated benzophenone UV filter with estrogenic activity. 2,3,4-Trihydroxybenzophenone is a quorum sensing inhibitor and an EC 1.14.18.1 (tyrosinase) inhibitor. 2,3,4-Trihydroxybenzophenone is also a human urinary metabolite, a rat metabolite and a drug metabolite .
    2,3,4-Trihydroxybenzophenone
  • HY-Y0248AS
    (E,​E)​-​Farnesol-d6

    trans,trans-Farnesol-d6; (2E,6E)-Farnesol-d6

    		 Isotope-Labeled Compounds Fungal Infection
    (E,​E)​-​Farnesol-d6 (trans,trans-Farnesol-d6) is deuterium labeled (E,​E)​-​Farnesol (HY-Y0248). (E,E)-Farnesol (trans,trans-Farnesol) is a quorum-sensing molecule of Candida species. (E,E)-Farnesol can inhibit the growth, metabolism and biofilm formation of various Candida species, and affect their morphology and invasiveness .
    (E,​E)​-​Farnesol-d6
  • HY-W007390
    Methyl 2-amino-5-bromobenzoate
    1 Publications Verification

    		 Bacterial Drug Intermediate Infection
    Methyl 2-amino-5-bromobenzoate (Compound 8/12) is a biochemical reagent. Methyl 2-amino-5-bromobenzoate can be used to synthesize 2-benzamidobenzoic acid, a known FabH inhibitor. Derivatives of methyl 2-amino-5-bromobenzoate also inhibit PqsD, the pqs quorum sensing (QS) system, of Pseudomonas aeruginosa .
    Methyl 2-amino-5-bromobenzoate
  • HY-163838
    Quorum sensing-IN-6

    		Bacterial Infection
    Quorum sensing-IN-6 (compound 27) is a quorum sensing (QS) inhibitor with IC50 values of 8 and 106 nM for E.coli and Pyocyanin, respectively .
    Quorum sensing-IN-6
  • HY-W012572A
    D-Histidine hydrochloride hydrate

    		Mitochondrial Metabolism Bacterial Infection Metabolic Disease
    D-Histidine hydrochloride hydrate is an anti-biofilm agent that targets bacterial quorum sensing systems (such as RhlI/RhlR pathway) and has antibacterial activity. D-Histidine hydrochloride hydrate works by non-covalently binding to bacterial regulatory factors or copper ion complexes, selectively inhibiting bacterial biofilm formation and motility. D-Histidine hydrochloride hydrate downregulates quorum sensing-related gene expression, reduces the synthesis of virulence factors (such as alginate and proteases), and interferes with bacterial membrane stability, inhibiting biofilm formation, promoting the disintegration of mature biofilms, and enhancing antibiotic sensitivity. D-Histidine hydrochloride hydrate is also an efficient catalyst for the salt-induced peptide formation (SIPF) reaction, which promotes the condensation of amino acids to form dipeptides (such as dialanine and dilysine) by forming a complex with copper ions (Cu 2+) .
    D-Histidine hydrochloride hydrate
  • HY-118697R
    N-Dodecanoyl-L-homoserine lactone (Standard)

    C12-HSL (Standard)

    		 Reference Standards Bacterial Infection
    N-dodecanoyl-L-Homoserine lactone (Standard) (C12-HSL (Standard)) is the analytical standard of N-dodecanoyl-L-Homoserine lactone (HY-118697). This product is intended for research and analytical applications. N-dodecanoyl-L-Homoserine lactone (C12-HSL) is a quorum sensing (QS) signaling molecule. N-dodecanoyl-L-Homoserine lactone (C12-HSL) aptamers blocks qurom sensing and inhibits biofilm formation in Pseudomonas aeruginosa.
    N-Dodecanoyl-L-homoserine lactone (Standard)
  • HY-163508
    Antibacterial agent 210

    		Bacterial Infection
    Antibacterial agent 210 (compound A9), an amide derivative, is a Pseudomonas aeruginosa quorum sensing inhibitor (QSI). Antibacterial agent 210 inhibits the quorum sensing systems by binding with LasR and PqsR, especially PqsR .
    Antibacterial agent 210
  • HY-156439
    Antibiofilm agent-2

    		Bacterial Infection
    Antibiofilm agent-2 (compound 4T) is a potent biofilm inhibitor with an IC50 of 3.6 μM. Antibiofilm agent-2 inhibits the quorum sensing system and iron homeostasis as antibacterial synergists against Pseudomonas aeruginosa .
    Antibiofilm agent-2
  • HY-149479
    Quorum sensing-IN-3

    		Bacterial Infection
    Quorum sensing-IN-3 (Compound 3a) is a quorum sensing inhibitor against pseudomonas aeruginosa. Quorum sensing-IN-3 inhibits biofilm formation .
    Quorum sensing-IN-3
  • HY-139902
    Quorum sensing-IN-1

    		Others Others
    Quorum sensing-IN-1 is a small-molecule quorum sensing inhibitor.
    Quorum sensing-IN-1
  • HY-168948
    Quorum sensing-IN-9

    		Bacterial Infection
    Quorum sensing-IN-9 (Compound 7d) inhibits quorum sensing in Pseudomonas aeruginosa by binding PqsR proteins. Quorum sensing-IN-9 inhibits the expression of quorum sensing systems related genes lasB, rhlA and pqsA, blocks the generation of virulence factors elastase, pyocyanin and rhamnolipid. Quorum sensing-IN-9 destorys the motility of P. aeruginosa, inhibits the biofilm formation, decreasing the virulence and pathogenicity of P. aeruginosa. Quorum sensing-IN-9 exhibits anti-infectious activity in Galleria mellonella larval model .
    Quorum sensing-IN-9
  • HY-162624
    Quorum sensing-IN-5

    		Bacterial Infection
    Quorum sensing-IN-5 is a RpfF-targeted quorum-sensing inhibitor. Quorum sensing-IN-5 inhibits Xanthomonas oryzae pv oryzae (Xoo) and Xanthomonas axonopodis pv. citri (Xac) with EC50 values of 9.91 μg/mL and 7.04 μg/mL. Quorum sensing-IN-5 has antimicrobial activity .
    Quorum sensing-IN-5
  • HY-159170
    Quorum sensing-IN-7

    		Bacterial Infection
    Quorum sensing-IN-7 (compound HSL 4) is a potent quorum sensing (QS) inhibitor. Quorum sensing-IN-7 interacts with Leu 72 and Gln 95 in the CviR binding pocket. Quorum sensing-IN-7, an antibacterial agent, is highly effective at inhibiting the production of homoserine lactones (HSLs) and biofilm in C. violaceum at 0.25-1 mg/mL .
    Quorum sensing-IN-7
  • HY-149881
    Quorum sensing-IN-2

    		Bacterial Infection
    Quorum sensing-IN-2 (compound 23e) is a quorum sensing inhibitor, which can reduce the pathogenicity of bacteria without affecting bacterial growth. Quorum sensing-IN-2 inhibits bacterial infections with little hemolytic activity. Quorum sensing-IN-2 shows synergistic effect with Ciprofloxacin (HY-B0356) in the bacteremia model infected with P. aeruginosa PAO1 .
    Quorum sensing-IN-2
  • HY-N12660
    Quorum sensing-IN-4

    		Bacterial Infection
    Quorum sensing-IN-4 (compound 2) is a quorum sensing inhibitor, and can be isolated from Thailand mangrove-derived Streptomyces strain, OUCMDZ-5511 .
    Quorum sensing-IN-4
  • HY-163508A
    (E)-Antibacterial agent 210

    		Drug Isomer Infection
    (E)-Antibacterial agent 210 is the isomer of Antibacterial agent 210 (HY-163508). Antibacterial agent 210 is a Pseudomonas aeruginosa quorum sensing inhibitor (QSI). Antibacterial agent 210 inhibits the quorum sensing systems by binding with LasR and PqsR, especially PqsR .
    (E)-Antibacterial agent 210
  • HY-158193
    N-Decanoyl cyclopentylamide

    C10-CPA

    		 Bacterial Infection
    N-Decanoyl cyclopentylamide (C10-CPA) is a potent inhibitor of quorum sensing in Pseudomonas aeruginosa. N-Decanoyl cyclopentylamide interferes with expression of Pseudomonas aeruginosa virulence factors regulated by the las and rhl quorum-sensing systems. N-Decanoyl cyclopentylamide inhibits production of elastase, pyocyanin, and rhamnolipid and biofilm formation .
    N-Decanoyl cyclopentylamide
  • HY-115845
    ML366

    		DNA/RNA Synthesis Endogenous Metabolite Infection
    ML366 is an inhibitor of Vibrio cholerae Quorum Sensing, exhibiting activity by targeting the LuxO response regulator.
    ML366
  • HY-W554514
    D-Homoserine lactone

    		Bacterial Infection
    D-Homoserine lactone is a signaling molecule with the activity of regulating bacterial quorum sensing. The chemical structure of D-Homoserine lactone makes it a potential regulator of the AHL synthase RhlI. D-Homoserine lactone has been shown to inhibit the activity of RhlI, thereby affecting the bacterial quorum sensing signaling pathway. D-Homoserine lactone is also an enantiomer of L-homoserine lactone and is used as an inhibitor of serine hydroxymethyltransferase .
    D-Homoserine lactone
  • HY-W040220
    N-(3-Hydroxyoctanoyl)-DL-homoserine lactone

    		Bacterial Infection
    N-(3-Hydroxyoctanoyl)-DL-homoserine lactone (Compound 40) is a competitive inhibitor of the quorum sensing receptor LuxR with an IC50 value of 4 μM. N-(3-Hydroxyoctanoyl)-DL-homoserine lactone shows selective inhibition toward quorum sensing systems in Gram-negative bacteria like Pseudomonas aeruginosa. N-(3-Hydroxyoctanoyl)-DL-homoserine lactone is promising for research of bacterial infections .
    N-(3-Hydroxyoctanoyl)-DL-homoserine lactone
  • HY-N7788
    cis-2-Dodecenoic acid

    		Bacterial Infection
    cis-2-Dodecenoic acid, originally discovered in Burkholderia cenocepacia, can interfere with the bacterial quorum sensing system and inhibit bacterial biofilm formation and virulence factor production .
    cis-2-Dodecenoic acid
  • HY-149762
    IMBI

    		Bacterial Infection
    IMBI (compound 32) is an antibacterial agent that inhibits quorum sensing (QS) against drug-resistant pathogens. IMBI inhibits biofilm formation of Salmonella marcescens and restores or increases its susceptibility to antimicrobial drugs .
    IMBI
  • HY-146706
    PqsR-IN-2

    		Bacterial Infection
    PqsR-IN-2 (Compound 19) is a potent PqsR (Pseudomonas aeruginosa quorum sensing transcriptional regulator) inhibitor. PqsR-IN-1 attenuates pyocyanin production and has very low cytotoxicity .
    PqsR-IN-2
  • HY-146705
    PqsR-IN-1

    		Bacterial Infection
    PqsR-IN-1 (Compound 18) is a potent PqsR (Pseudomonas aeruginosa quorum sensing transcriptional regulator) inhibitor. PqsR-IN-1 attenuates pyocyanin production and has very low cytotoxicity .
    PqsR-IN-1
  • HY-163111
    Antibacterial agent 170

    		Bacterial Infection
    Antibacterial agent 170 (compound 6b) is a potent antibacterial agent which inhibits the formation of P. aeruginosa PAO1 biofilm. Antibacterial agent 170 exhibits quorum sensing inhibitor effect by the las system. Antibacterial agent 170 can used in study microbial resistance .
    Antibacterial agent 170
  • HY-N2867
    Andrographiside

    		Bacterial Cancer
    Andrographiside is a labdane diterpenoid glucoside that can be isolated from the leaves of Andrographis paniculata Nees. Andrographiside has antihepatotoxic and antioxidative effects. Andrographiside shows protective effects on mice with hepatotoxicity induced by carbon tetrachloride or tert-butylhydroperoxide (tBHP) . Andrographiside is a novel biofilm inhibitor of Pseudomonas aeruginosa PAO1 by modulating quorum-sensing proteins .
    Andrographiside
  • HY-146304
    YXL-13

    		Bacterial Infection
    YXL-13 is a potent Pseudomonas aeruginosa (PAO1) inhibitor with an IC50 value of 3.686 μM. YXL-13 can inhibit virulence factors and biofilm formation of PAO1. YXL-13 reduces the pathogenicity and agent resistance of PAO1 by inhibition of the quorum sensing (QS) system. YXL-13 can be used for researching anti-bacteria .
    YXL-13
  • HY-W012572R
    D-Histidine (Standard)

    		Reference Standards Mitochondrial Metabolism Bacterial Infection Metabolic Disease
    D-Histidine (Standard) is the analytical standard of D-Histidine (HY-W012572). This product is intended for research and analytical applications. D-Histidine is an anti-biofilm agent that targets bacterial quorum sensing systems (such as RhlI/RhlR pathway) and has antibacterial activity. D-Histidine works by non-covalently binding to bacterial regulatory factors or copper ion complexes, selectively inhibiting bacterial biofilm formation and motility. D-Histidine downregulates quorum sensing-related gene expression, reduces the synthesis of virulence factors (such as alginate and proteases), and interferes with bacterial membrane stability, inhibiting biofilm formation, promoting the disintegration of mature biofilms, and enhancing antibiotic sensitivity. D-Histidine is also an efficient catalyst for the salt-induced peptide formation (SIPF) reaction, which promotes the condensation of amino acids to form dipeptides (such as dialanine and dilysine) by forming a complex with copper ions (Cu 2+) .
    D-Histidine (Standard)
  • HY-Y0248R
    (E,E)-Farnesol (Standard)

    trans,trans-Farnesol (Standard); (2E,6E)-Farnesol (Standard)

    		 Reference Standards Fungal Infection
    (E,​E)​-​Farnesol (Standard) (trans,trans-Farnesol (Standard)) is the analytical standard of (E,​E)​-​Farnesol (HY-Y0248). This product is intended for research and analytical applications. (E,E)-Farnesol (trans,trans-Farnesol) is a quorum-sensing molecule of Candida species. (E,E)-Farnesol can inhibit the growth, metabolism and biofilm formation of various Candida species, and affect their morphology and invasiveness .
    (E,E)-Farnesol (Standard)
  • HY-W010608R
    2-Methyltetrahydrofuran-3-one (Standard)

    		Bacterial Reference Standards Infection
    2-Methyltetrahydrofuran-3-one (Standard) is the analytical standard of 2-Methyltetrahydrofuran-3-one. This product is intended for research and analytical applications. 2-Methyltetrahydrofuran-3-one is a quorum sensing inhibitor that can inhibit biofilm formation by H. alvei. 2-Methyltetrahydrofuran-3-one is one of the volatile constituents of roasted coffee[1][2].
    2-Methyltetrahydrofuran-3-one (Standard)

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