2. Disease Areas
  3. Neurological, Eye or Ear Disease
  4. Pain

Pain

Pain is a complex, multifaceted symptom arising from injury, disease, or dysfunction in the nervous system, characterized by activation of nociceptors and transmission of sensory and emotional information to the central nervous system. Pain disorders encompass persistent or recurring pain conditions that may involve physical, emotional, or psychological components, including chronic pain syndrome (CPS), psychogenic pain, and neuropathic pain. These disorders manifest through diverse symptoms such as continuous burning or throbbing pain, allodynia, hyperalgesia, swelling, and mood disturbances. Etiologies range from trauma and illness to genetic predisposition and psychological factors, with chronic pain affecting approximately 20% of adults globally and representing a major public health challenge. Classification is based on pain characteristics or anatomical location, including myofascial, musculoskeletal, fibromyalgia, and chronic headache syndromes. Pain agnosia, a rare condition involving loss of pain perception, highlights the critical role of pain in protective function. Genetic factors, such as variants in the HFE gene, are implicated in certain pain disorders, along with involvement of pathways like cardiac conduction and G-beta gamma signaling. The spinal cord and dorsal root ganglion are key affected tissues, and treatments may include medications like ibuprofen and dinoprostone. Comprehensive management requires integrated evaluation of physical, emotional, and neurological aspects.

References:

Pain (2808):

Cat. No. Product Name CAS No. Purity Chemical Structure
  • HY-18739
    Phorbol 12-myristate 13-acetate 16561-29-8 99.84%
    Phorbol 12-myristate 13-acetate (PMA), a phorbol ester, is a dual SphK and protein kinase C (PKC) activator. Phorbol 12-myristate 13-acetate is a NF-κB activator. Phorbol 12-myristate 13-acetate induces differentiation in THP-1 cells (Validated by MedChemExpress (MCE)).
    Phorbol 12-myristate 13-acetate
  • HY-10219
    Rapamycin 53123-88-9 99.94%
    Rapamycin (Sirolimus; AY 22989) is a potent and specific mTOR inhibitor with an IC50 of 0.1 nM in HEK293 cells. Rapamycin binds to FKBP12 and specifically acts as an allosteric inhibitor of mTORC1. Rapamycin is an autophagy activator, an immunosuppressant.
    Rapamycin
  • HY-17589A
    Chloroquine 54-05-7 99.50%
    Chloroquine is an antimalarial and anti-inflammatory agent widely used to treat malaria and rheumatoid arthritis. Chloroquine is an autophagy and toll-like receptors (TLRs) inhibitor. Chloroquine is highly effective in the control of SARS-CoV-2 (COVID-19) infection in vitro (EC50=1.13 μM).
    Chloroquine
  • HY-D1056
    Lipopolysaccharides, from E. coli O55:B5
    Lipopolysaccharides, from E. coli O55:B5 (LPS, from Escherichia coli (O55:B5)) are endotoxins and TLR4 activators extracted from Escherichia coli (E. coli O55:B5) and are classified as S (smooth) type LPS. Lipopolysaccharides, from E. coli O55:B5 possess the typical three-part structure: O-antigen, core oligosaccharide, and lipid A. Lipopolysaccharides, from E. coli O55:B5 activate TLR-4 in immune cells, exhibit high pyrogenicity, and demonstrate dose and serotype specificity. Lipopolysaccharides, from E. coli O55:B5 can be widely used to induce cellular inflammation and establish animal models related to inflammation.
    It is recommended to prepare a solution with concentration ≥2 mg/mL. Vortex thoroughly for more than 10 minutes. Due to the adsorption characteristics of LPS, silanized container or low adsorption centrifuge tubes should be used for aliquoting and storage, and mix thoroughly before use.
    Lipopolysaccharides, from E. coli O55:B5
  • HY-14648
    Dexamethasone 50-02-2 99.86%
    Dexamethasone (Hexadecadrol) is a glucocorticoid receptor agonist, apoptosis inducer, and common disease inducer in experimental animals, constructing models of muscle atrophy, hypertension, and depression. Dexamethasone can inhibit the production of inflammatory miRNA-155 exosomes in macrophages and significantly reduce the expression of inflammatory factors in neutrophils and monocytes. Dexamethasone also has potential for use in COVID-19 research.
    Dexamethasone
  • HY-W269593
    Perfluorodecanoic acid 335-76-2 98.0%
    Perfluorodecanoic acid (PFDA) is a perfluoroalkyl substance (PFAS). Perfluorodecanoic acid induces weight loss and increases liver weight and lipid content in mice. Perfluorodecanoic acid also reduces mRNA expression of the genes encoding IL-1β, IL-18, and cellular inhibitor of apoptosis 2 (cIAP2), as well as caspase-1, -3, and -7 in mouse liver.
    Perfluorodecanoic acid
  • HY-123606
    GSK484 1652629-23-6 99.14%
    GSK484, a chemical probe, is a PAD4 inhibitor. GSK484 reduces inflammation and joint destruction in CIA mouse models. GSK484 inhibits TNF-α expression and reverses Erastin-induced gut dysbiosis. GSK484 can be used in rheumatoid arthritis (RA) research.
    GSK484
  • HY-171579
    RS47 301655-16-3 98.0%
    RS47 (Compound 1a) is a selective inhibitor of the non-canonical NF-κB signaling pathway targeting RelB with a Kd of 1.1 μM. RS47 competitively blocks RelB binding to target DNA, inhibiting downstream gene (e.g., BCL3, PIM2) expression, thereby suppressing tumor cell proliferation. RS47 is promising for research of cancers with aberrant activation of the non-canonical NF-κB pathway, such as colorectal cancer and B lymphoma.
    RS47
  • HY-10108
    LY294002 154447-36-6 99.95%
    LY294002 is a broad-spectrum inhibitor of PI3K with IC50s of 0.5, 0.57, and 0.97 μM for PI3Kα, PI3Kδ and PI3Kβ, respectively. LY294002 also inhibits CK2 with an IC50 of 98 nM. LY294002 is a competitive DNA-PK inhibitor that binds reversibly to the kinase domain of DNA-PK with an IC50 of 1.4 μM. LY294002 is an apoptosis activator.
    LY294002
  • HY-15141
    Staurosporine 62996-74-1 99.98%
    Staurosporine is a potent, ATP-competitive and non-selective inhibitor of protein kinases with IC50s of 6 nM, 15 nM, 2 nM, and 3 nM for PKC, PKA, c-Fgr, and Phosphorylase kinase respectively. Staurosporine also inhibits TAOK2 with an IC50 of 3 μM. Staurosporine is an apoptosis inducer.
    Staurosporine
  • HY-10227
    Bortezomib 179324-69-7 99.97%
    Bortezomib (PS-341) is a reversible and selective proteasome inhibitor, and potently inhibits 20S proteasome (Ki=0.6 nM) by targeting a threonine residue. Bortezomib disrupts the cell cycle, induces apoptosis, and inhibits NF-κB. Bortezomib is the first proteasome inhibitor anticancer agent. Bortezomib can be used for the study of multiple myeloma (MM). Bortezomib effectively inhibits TREM2 expression in tumor-associated macrophages (TAMs).
    Bortezomib
  • HY-10999
    Trametinib 871700-17-3 99.93%
    Trametinib (GSK1120212; JTP-74057) is an orally active MEK inhibitor that inhibits MEK1 and MEK2 with IC50s of about 2 nM. Trametinib activates autophagy and induces apoptosis.
    Trametinib
  • HY-B0627
    Metformin 657-24-9 99.98%
    Metformin (1,1-Dimethylbiguanide) inhibits the mitochondrial respiratory chain in the liver, leading to AMPK activation and enhancing insulin sensitivity, and can be used in the study of type 2 diabetes. Metformin also inhibits liver oxidative stress, nitrosative stress, inflammation, and apoptosis caused by liver ischemia/reperfusion injury. In addition, metformin regulates the expression of autophagy-related proteins by activating AMPK and inhibiting the mTOR signaling pathway, thereby inducing tumor cell autophagy and inhibiting the growth of renal cell carcinoma in vitro and in vivo.
    Metformin
  • HY-N0583
    Hydrocortisone 50-23-7 99.92%
    Hydrocortisone (Cortisol) is a steroid hormone or glucocorticoid secreted by the adrenal cortex.
    Hydrocortisone
  • HY-50856
    Ruxolitinib 941678-49-5 99.99%
    Ruxolitinib (INCB18424) is an orally active and selective JAK1/2 inhibitor with IC50s of 3.3 nM and 2.8 nM in cell-free assays, and has 130-fold selectivity for JAK1/2 over JAK3. Ruxolitinib induces autophagy and kills tumor cells through toxic mitophagy.
    Ruxolitinib
  • HY-13453
    BAY 11-7082 19542-67-7 99.98%
    BAY 11-7082 is an IκBα phosphorylation and NF-κB inhibitor. BAY 11-7082 selectively and irreversibly inhibits the TNF-α-induced phosphorylation of IκB-α, and decreases NF-κB and expression of adhesion molecules. BAY 11-7082 inhibits ubiquitin-specific protease USP7 and USP21 (IC50=0.19, 0.96 μM, respectively). BAY 11-7082 inhibits gasdermin D (GSDMD) pore formation in liposomes and inflammasome-mediated pyroptosis and IL-1β secretion in human and mouse cells.
    BAY 11-7082
  • HY-18085
    Quercetin 117-39-5 99.80%
    Quercetin, a natural flavonoid, is a stimulator of recombinant SIRT1 and also a PI3K inhibitor with IC50 of 2.4 μM, 3.0 μM and 5.4 μM for PI3K γ, PI3K δ and PI3K β, respectively.
    Quercetin
  • HY-13740
    Resiquimod 144875-48-9 99.95%
    Resiquimod is a Toll-like receptor 7 and 8 (TLR7/TLR8) agonist that induces the upregulation of cytokines such as TNF-α, IL-6 and IFN-α.
    Resiquimod
  • HY-17386
    Rosiglitazone 122320-73-4 99.94%
    Rosiglitazone (BRL 49653) is an orally active selective PPARγ agonist (EC50: 60 nM, Kd: 40 nM). Rosiglitazone is an TRPC5 activator (EC50: 30 μM) and TRPM3 inhibitor. Rosiglitazone can be used in the research of obesity and diabetes, senescence, ovarian cancer.
    Rosiglitazone
  • HY-10256
    Adezmapimod 152121-47-6 99.91%
    Adezmapimod (SB 203580) is a selective and ATP-competitive p38 MAPK inhibitor with IC50s of 50 nM and 500 nM for SAPK2a/p38 and SAPK2b/p38β2, respectively. Adezmapimod inhibits LCK, GSK3β and PKBα with IC50s of 100-500-fold higher than that for SAPK2a/p38. Adezmapimod can inhibit p38 MAPK and lead to the inhibition of downstream HSP27 phosphorylation. Adezmapimod does not disrupt JNK activity and is an autophagy and mitophagy activator.
    Adezmapimod