1. Signaling Pathways
  2. MAPK/ERK Pathway
  3. p38 MAPK

p38 MAPK

The p38 MAPK family consists of highly conserved proline-directed serine-threonine protein kinases that are activated in response to a number many growth factors, cytokines, and chemotactic substances, such as vascular endothelial growth factor (VEGF), fibroblast growth factor (FGF), PDGF, TNF, interleukins, lipopolysaccharide (LPS) and formyl-methionyl-leucyl-phenylalanine (fMLP). It is well known that p38 is involved in inflammation, apoptosis, cardiomyocyte hypertrophy and cell differentiation.

The p38 MAPK family is composed of four proteins: p38α (encoded by the gene Mapk14), p38β (Mapk11), p38γ (Mapk12), and p38δ (Mapk13). Their coding genes have a distinct tissue distribution and they appear differentially expressed, being Mapk14 the most highly expressed. p38 MAPKs are substrates for three MAP2K (MKK6, MKK3, and MKK4). The contribution of each of these MAP2K to p38 MAPKs activation depends on the stimulus and the cell type. The MAP3Ks that lead to p38 MAPKs activation are ASK1, DLK1, TAK1, TAO1, TAO2, TPL2, MLK3, MEKK3, MEKK4, and ZAK1.

Cat. No. Product Name Effect Purity Chemical Structure
  • HY-171275
    p38 MAP Kinase-IN-1
    Inhibitor
    p38 MAP Kinase-IN-1 (Compound 4) is the inhibitor for p38, and can be used for inflammation and auto-immune responses related research.
    p38 MAP Kinase-IN-1
  • HY-164530
    SKLB646
    Inhibitor
    SKLB646 is an orally active multi-target kinase inhibitor. SKLB646 shows significant inhibitory effects on SRC and VEGFR2 with IC50 values ??of 0.002 μmol/L and 0.012 μmol/L, respectively. SKLB646 also shows significant inhibitory effects on B-Raf and C-Raf with IC50 values ??of 0.022 μmol/L and 0.019 μmol/L, respectively. SKLB646 inhibits the activation of the SRC signaling pathway and blocks the MAPK signaling pathway by inhibiting Raf kinase. In addition, SKLB646 can inhibit the proliferation, migration and invasion of human umbilical vein endothelial cells (HUVEC) to inhibit tumor-induced angiopoietic formation. SKLB646 shows significant anti-proliferative and anti-survival activities against triple-negative breast cancer (TNBC) cell lines.
    SKLB646
  • HY-W004486R
    Gallic aldehyde (Standard)
    Inhibitor
    Gallic aldehyde (Standard) is an analytical standard of Gallic aldehyde (HY-W004486). This product is intended for research and analytical applications. Gallic aldehyde (3,4,5-Trihydroxybenzaldehyde) is a phenolic aldehyde. Gallic aldehyde can be isolated from Geum japonicum. Gallic aldehyde inhibits the gelatinolytic activity and expression of MMP-9. Gallic aldehyde also inhibits ERK1/2, p38, and JNK. Gallic aldehyde has potent anti-HSV-1 and antioxidant activities. Gallic aldehyde also exhibits antibacterial activity against Oenococcus oeni VF.
    Gallic aldehyde (Standard)
  • HY-108646R
    SX 011 (Standard)
    Inhibitor
    SX 011 (Standard) is the analytical standard of SX 011 (HY-108646). This product is intended for research and analytical applications. SX 011 is a p38 inhibitor with IC50s of 9 nM and 90 nM against p38α and p38β, respectively. SX 011 also inhibits JNK-2 with an IC50 of 100 nM. SX-011 is orally bioavailable.
    SX 011 (Standard)
  • HY-N0721R
    Neoandrographolide (Standard)
    Inhibitor
    Neoandrographolide (Standard) is the analytical standard of Neoandrographolide. This product is intended for research and analytical applications. Neoandrographolide is a diterpenoid compound isolated from Andrographis paniculata. Neoandrographolide inhibits osteoclasts differentiation and bone resorption through inhibition of MAPK/NF-κB/PI3K/AKT/GSK3β/PPAR/CAMK signaling pathway. Neoandrographolide inhibits apoptosis in rat embryonic ventricular cardiomyocytes. Neoandrographolide inhibits iNOS and the generation of ROS, activates eNOS, exhibiting anti-inflammatory and hypolipidemic activity.
    Neoandrographolide (Standard)
  • HY-169685
    p38 MAPK-IN-6
    Inhibitor
    p38 MAPK-IN-6 (compound c47) is a p38 MAPK inhibitor. p38 MAPK-IN-6 shows 14% inhibition at 10 μM.
    p38 MAPK-IN-6
  • HY-100278
    AKP-001
    Inhibitor
    AKP-001 is an inhibitor of p38 mitogen-activated protein kinase (p38 MAPK). AKP-001 can inhibit the production of inflammatory cytokines and can be used for research in rheumatoid arthritis and inflammatory bowel disease.
    AKP-001
  • HY-10328R
    Neflamapimod (Standard)
    Inhibitor
    Neflamapimod (Standard) is the analytical standard of Neflamapimod (HY-10328). This product is intended for research and analytical applications. Neflamapimod (VX-745) is a potent, blood-brain barrier penetrant, highly selective inhibitor of p38α inhibitor with an IC50 for p38α of 10 nM and for p38β of 220 nM. Neflamapimod (VX-745) possesses anti-inflammatory activity.
    Neflamapimod (Standard)
  • HY-10261BR
    (E/Z)-Afatinib (Standard)
    Inhibitor
    (E/Z)-Afatinib (Standard) is the analytical standard of (E/Z)-Afatinib. This product is intended for research and analytical applications. (E/Z)-Afatinib ((E/Z)-BIBW 2992) is the mixture of (E)-Afatinib and (Z)-Afatinib. Afatinib (HY-10261) is an irreversible inhibitor of EGFR, by irreversibly binding to their ATP binding site to block activation of EGFR, HER2, HER4, and EGFRvIII. Afatinib used in co-administration with Temozolomide (HY-17364), potently targeting to EGFRvIII-cMet signaling in glioblastoma cells.
    (E/Z)-Afatinib (Standard)
  • HY-100113R
    Buloxibutid (Standard)
    Inhibitor
    Buloxibutid (AT2 receptor agonist C21) (Standard) is the analytical standard of Buloxibutid (HY-100113). This product is intended for research and analytical applications. Buloxibutid is an orally active, selective angiotensin II type 2 receptor (AT2R) agonist, with a Ki value of 0.4 nM for porcine AT2R. Buloxibutid exerts effects such as vasodilation, anti-inflammation, anti-fibrosis (promoting the expression of collagenase MMP-13) and tissue repair mainly by activating the NO/cGMP pathway, inhibiting the pro-proliferative MAPK signaling, and suppressing the pro-fibrotic TGF-β/Smad pathway as well as the inflammatory NF-κB pathway. Buloxibutid can be used in research related to idiopathic pulmonary fibrosis, hypertension, and systemic sclerosis.
    Buloxibutid (Standard)
  • HY-168090
    Anti-osteoporosis agent-11
    Inhibitor
    Anti-osteoporosis agent-11 (compound 3k) is an anti-osteoporosis compound targeting osteoclasts. Anti-osteoporosis agent-11 has the most significant inhibitory effect on osteoclast differentiation, with an IC50 value of 0.36 μM. In addition, Anti-osteoporosis agent-11 inhibits osteoclast formation, bone resorption, and the expression of osteoclast-specific genes by blocking rankl-induced mitogen-activated protein kinase (MAPK) and NF-κB signaling pathways.
    Anti-osteoporosis agent-11
  • HY-B1104R
    Indoprofen (Standard)
    Inhibitor
    Indoprofen (Standard) is the analytical standard of Indoprofen. This product is intended for research and analytical applications. Indoprofen activates AKT-AMPK signaling pathway, inhibits NF-κB/MAPK signaling pathway. Indoprofen exhibits anti-inflammatory and immunomodulatory activities. Indoprofen is orally active.
    Indoprofen (Standard)
  • HY-N0493R
    Pectolinarigenin (Standard)
    Inhibitor
    Pectolinarigenin (Standard) is the analytical standard of Pectolinarigenin. This product is intended for research and analytical applications. Pectolinarigenin is an orally active dual inhibitor of COX-2/5-LOX with anti-inflammatory, antioxidant, antitumor and neuroprotective activities. Pectolinarigenin exerts neuroprotective and anti-inflammatory effects on astrocyte inflammation via the NFκB and MAPK pathways. Pectolinarigenin inhibits LPS-induced phosphorylation of ERK1/2, N-FκB and p38MAPK, directly inhibits the enzymatic activity or binding of COX-2, 5-LOX and HIF-1α, and reduces the level of XIAP. Pectolinarigenin modifies Keap1 to promote nuclear accumulation of Nrf2, induces ARE-mediated antioxidant enzyme expression, and possesses direct free radical scavenging activity. Pectolinarigenin reduces the release of NO, proinflammatory mediators and leukotrienes, and increases the level of IL-10. Pectolinarigenin induces G2/M cell cycle arrest, apoptosis (Apoptosis) and autophagy (Autophagy) via the PI3K/AKT/mTOR signaling pathway. Pectolinarigenin reduces renal crystal deposition and inhibits melanin synthesis. Pectolinarigenin inhibits inflammation and alleviates allergy in mouse models of inflammation. Pectolinarigenin alleviates renal injury, inflammation and oxidative stress in mice by inhibiting HIF-1α activity. Pectolinarigenin can be used for the research of neurodegenerative diseases, inflammatory/allergic diseases, calcium oxalate nephrocalcinosis, gastric cancer, melasma, post-inflammatory diseases and chloasma.
    Pectolinarigenin (Standard)
  • HY-N8518R
    Malabaricone C (Standard)
    Inhibitor
    Malabaricone C is an orally active and noncompetitive sphingomyelin synthase (SMS) inhibitor with IC50 values of 3 μM and 1.5 μM for SMS 1 and SMS 2, respectively. Malabaricone C reduces body weight gain, improves glucose tolerance, and decreases lipid accumulation in the liver, showing significant prevention of high fat diet-induced fatty liver in mice. Malabaricone C has anti-inflammatory effects, which is found in the fruits of Myristica cinnamomea King. Malabaricone C is promising for research of obesity and immunological disorders caused due to hyper-activation of T-cells.
    Malabaricone C (Standard)
  • HY-103672R
    AZD7624 (Standard)
    Inhibitor
    AZD7624 (Standard) is the analytical standard of AZD7624 (HY-103672). This product is intended for research and analytical applications. AZD7624 is an inhaled p38 inhibitor, with potent anti-inflammatory activity.
    AZD7624 (Standard)
  • HY-N10782
    Balanophonin
    Inhibitor
    Balanophonin is an anti-inflammatory and anti-cancer agent. Balanophonin inhibits microglial activation and neurodegeneration via inhibiting activated microglia-induced apoptosis.
    Balanophonin
  • HY-103167
    CGH2466 dihydrochloride
    Inhibitor
    CGH 2466 dihydrochloride is an orally active adenosine A1, A2B and A3 receptor antagonist with the IC50 values of 19 nM, 21 nM, and 80 nM respectively. CGH 2466 dihydrochloride inhibits p38 MAPK (IC50 = 187~ 400 nM) and phosphodiesterase type 4D (IC50 = 22 nM). CGH 2466 dihydrochloride displays potent anti-inflammatory effects both in vitro and in vivo, and can be used for research on asthma and chronic obstructive pulmonary disease (COPD).
    CGH2466 dihydrochloride
  • HY-17007S2
    Saquinavir-13C6
    Inhibitor
    Saquinavir-13C6 (Ro 31-8959-13C6) is 13C labeled Saquinavir (HY-17007). Saquinavir (Ro 31-8959) is an orally active HIV protease inhibitor that can be used in the research of AIDS. Saquinavir also has anti-inflammatory activity and can induce apoptosis of human red blood cells.
    Saquinavir-<sup>13</sup>C<sub>6</sub>
  • HY-N8712R
    Umckalin (Standard)
    Inhibitor
    Umckalin (Standard) is the analytical standard of Umckalin (HY-N8712). Umckalin is Coumarin (HY-N0709) derivative that exhibits anti-inflammatory properties. Umckalin reduces phosphorylation of p38 MAPK, JNK, and ERK, lowers TNF-α, IL-6, IL-1β, NO, and PGE2 production. Umckalin can be used for the research of chronic inflammatory diseases.
    Umckalin (Standard)
  • HY-107744R
    Nalmefene (Standard)
    Inhibitor
    Nalmefene (Standard) is the analytical standard of Nalmefene. This product is intended for research and analytical applications. Nalmefene is a long acting opioid (MOR and DOR antagonist), and a partial KOR agonist. Nalmefene is used for opioid overdose and alcohol dependence.
    Nalmefene (Standard)
Cat. No. Product Name / Synonyms Species Source
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