p38 MAPK

Dehydrodiisoeugenol is an orally active anti-inflammatory and anti-tumor agent. Dehydrodiisoeugenol inhibits the proliferation of colorectal cancer cells, and induces apoptosis, autophagy, endoplasmic reticulum stress and cell cycle arrest. Dehydrodiisoeugenol also exerts anti-inflammatory effects by inhibiting the activation of NF-κB and the expression of COX-2. Dehydrodiisoeugenol can be used in the research related to colorectal cancer, inflammatory diseases and ulcerative colitis.

Indoprofen ((±)-Indoprofe) activates AKT-AMPK signaling pathway, inhibits NF-κB/MAPK signaling pathway. Indoprofen exhibits anti-inflammatory and immunomodulatory activities. Indoprofen is orally active.

PD166326 is an orally active tyrosine kinase inhibitor with a IC₅₀ of 8 nM against abl tyrosine kinase and a IC₅₀ of 6 nM against src tyrosine kinase. PD166326 blocks Bcr/Abl kinase activity. PD166326 inhibits Bcr/Abl-dependent proliferation and cell cycle progression. PD166326 reduces peripheral blood granulocytosis, alleviates splenomegaly and prolongs survival in a mouse model of chronic myeloid leukemia. PD166326 can be used in research related to chronic myeloid leukemia.

Triphenyl phosphate is an orally active, blood-brain barrier-permeable aryl organophosphate flame retardant and endocrine disruptor. Triphenyl phosphate disrupts mitochondrial dynamic balance through oxidative stress, induces excessive mitophagy and apoptosis, and ultimately leads to myocardial fibrosis. In the brain, Triphenyl phosphate activates the NF-κB inflammatory pathway by disrupting the gut microbiota, alters tryptophan metabolism and elevates neurotoxins, thereby inducing anxiety- and depression-like behaviors. In the skeletal and reproductive systems, Triphenyl phosphate inhibits osteoblast differentiation and induces germ cell apoptosis by suppressing the MAPK/ERK pathway and activating the JNK signal, respectively. In adipose and placental tissues, Triphenyl phosphate promotes lipid accumulation by activating the PI3K/AKT-PPARγ axis, and disrupts placental metabolism via the MAOA/ROS/NF-κB cascade, impairing neurodevelopment of offspring.

PSMα3 is an inhibitor of NF-κB p65 and p38 MAPK. PSMα3 forms membrane pores and binds to residues of human insulin B chain to inhibit insulin aggregation. PSMα3 forms α-type amyloid-like fibrils to exert cytotoxic effects, and acts as a functional amyloid virulence determinant of Staphylococcus aureus. PSMα3 is applicable to research related to spondyloarthritis, rheumatoid arthritis, insulin-derived amyloidosis, and Staphylococcus aureus infection.

AMG-47a is an orally active, ATP-competitive Lck inhibitor (IC₅₀=0.2 nM). AMG-47a inhibits VEGF2, p38α, p38α, Jak3, MLR, and IL-2 with IC₅₀ of 1 nM, 3 nM, 72 nM, 30 nM, and 21 nM, respectively. AMG-47a reduces T cell activation and the production of cytokines such as TGF-β, exerting anti-inflammatory and anti-fibrotic activities. AMG-47a can be used in the research of autoimmune diseases, pulmonary fibrosis, and KRAS mutation-associated cancers[1][2][3].

MCB-36 is a pan-KRAS PROTAC degrader that recruits VHL, with a K_d value of approximately 1 pM against KRAS, and it does not affect KRAS transcription. MCB-36 continuously degrades various KRAS mutants, inhibits oncogenic KRAS signaling pathways, reduces p-ERK levels, and induces apoptosis, thereby suppressing the growth of KRAS-dependent cancer cells. In vivo, MCB-36 inhibits tumor growth, overcomes resistance to KRAS G12C inhibitors, remodels the tumor immune microenvironment and enhances immune cell infiltration. MCB-36 can be used in research related to colorectal cancer and lung cancer.

Batiraxcept (AVB-500; AVB-S6-500) is a selective, soluble AXL receptor and GAS6 inhibitor that targets the GAS6-AXL signaling axis. Batiraxcept is orally inactive and does not cross the blood-brain barrier. Batiraxcept competitively binds to GAS6 ((K_D <1 nM), preventing its interaction with the AXL receptor tyrosine kinase, thereby inhibiting downstream PI3K/AKT and MAPK signaling pathways, reducing tumor cell glycolysis, angiogenesis, and metastatic potential. Batiraxcept has demonstrated antitumor activity in preclinical models of endometrial, cholangiocarcinoma, and ovarian cancer by inhibiting tumor growth, invasion, and metastasis.

Demethyleneberberine chloride is a blood-brain barrier-permeable antioxidant. Demethyleneberberine chloride exerts antioxidant effects by targeting mitochondria, activates the AMPK signaling pathway to regulate lipid metabolism, and inhibits inflammation-related pathways such as NF-κB and MAPK. Demethyleneberberine chloride can be used in the research of inflammatory and other diseases.

Tpl2 Kinase Inhibitor 1 is a 3-pyridylmethylamino analog, and is a selective Tpl2 inhibitor (IC₅₀=50 nM). Tpl2 consists of COT kinase and MAP3K8. Tpl2 Kinase Inhibitor 1 plays an important role in the regulation of the inflammatory response and the progression of some cancers.

Tamarixetin (4'-O-Methyl Quercetin) is an orally active natural flavonoid derivative of quercetin and caseinolytic protease p (ClpP) inhibitor with anti-inflammatory, antioxidant and antitumor effects. Tamarixetin inhibits the hydrolytic activity of ClpP to the fluorescent substrate Suc-LY-AMC with an IC₅₀ of 49.73 μM, which can be used for the study of Staphylococcus aureus infection. Tamarixetin inhibits tumor cell growth, induces apoptosis, and cell cycle arrest. Tamarixetin prevents cardiac hypertrophy by inhibiting the NFAT and AKT pathways.

BRL-44408 maleate is a selective, blood-brain barrier-permeable α₂A-adrenergic receptor antagonist with a K_i value of 8.56 nM against human targets. BRL-44408 maleate exhibits activities such as antidepressant, analgesic effects and attenuation of sepsis-induced acute lung injury by regulating the release of neurotransmitters such as norepinephrine and dopamine, or inhibiting signaling pathways including ERK1/2, p38MAPK and p65. BRL-44408 maleate can be used in studies related to acute respiratory distress syndrome, depression and visceral pain.

Callistephin (Pelargonidin 3-O-glucoside) chloride is an anthocyanin. Callistephin chloride regulates the expression of inflammatory (reducing iNOS/TNF-α/COX-2) and apoptosis-related proteins by inhibiting p38 phosphorylation, and enhances the protective effect of Isoflurane (HY-A0134) on microglial cell damage. Callistephin chloride significantly reduces ROS levels, eliminates DPPH free radicals, protects retinal pigment epithelial cells, and inhibits lipid peroxidation. Callistephin chloride can alleviate glutamate excitotoxicity, reduce neuronal apoptosis, and protect cerebellar granule neurons. Callistephin chloride can inhibit the proliferation and metastasis of breast cancer cells by inducing apoptosis.

Lercanidipine is a third-generation, lipophilic, brain-penetrant, vascular-selective and orally active dihydropyridine-calcium channel blocker with a pIC₅₀ of 7.74 (converts from μM). Lercanidipine has long lasting antihypertensive action as well as reno- and neuro-protective effect. Lercanidipine also shows anti-oxidant, anti-inflammatory and anti-apoptotic properties. Lercanidipine can be used in cardiovascular and neurological research.

Jujuboside B is a bioactive saponin component isolated from Ziziphi Spinosae Semen (sour jujube seed), with oral efficacy and blood-brain barrier permeability. Jujuboside B induces acute leukemia cell death and drives necroptosis apoptosis by activating the RIPK1/RIPK3/MLKL pathway. Jujuboside B upregulates the expression of NOXA, PARP and caspase-3, activates AMPK, inhibits the proliferation of breast cancer cells, and induces cell apoptosis and autophagy. Jujuboside B inhibits angiogenesis and tumor growth by blocking the VEGFR-2 signaling pathway. Jujuboside B alleviates liver injury in mice by regulating the Nrf2-STING signaling pathway. Jujuboside B alleviates liver injury by regulating anti-inflammatory responses and downregulating the expression of 11β-HSD2. Jujuboside B induces ferroptosis and overcomes radioresistance in non-small cell lung cancer via the PPARγ-ATF3-Gpx4 signaling pathway. Jujuboside B exerts inhibitory effects on platelet aggregation. Jujuboside B inhibits febrile seizures by suppressing the activity of AMPA receptors. Jujuboside B reverses chronic unpredictable mild stress-promoted tumor progression by blocking the PI3K/Akt and MAPK/ERK pathways and dephosphorylating CREB signaling. Jujuboside B is applicable to related studies on acute leukemia, breast cancer, PM_2.5-induced lung injury, hepatotoxicity, liver injury, colorectal cancer, non-small cell lung cancer, thromboembolic diseases, cardiovascular diseases associated with high platelet aggregation, febrile seizures, and depressive-like phenotypes.

Phellodendrine chloride is an orally active plant alkaloid. Phellodendrine chloride inhibits the proliferation of KRAS-mutated pancreatic cancer cells by suppressing macropinocytosis and glutamine metabolism, inducing ROS accumulation and mitochondrial apoptosis. Phellodendrine chloride promotes autophagy by activating the AMPK/mTOR pathway, alleviating intestinal damage in ulcerative colitis. Phellodendrine chloride can alleviate gouty arthritis by inhibiting the IL-6/STAT3 signaling pathway. Phellodendrine chloride suppresses allergic reactions by altering the conformation of MRGPRB3/MRGPRX2 protein, thereby inhibiting the activation of PKC and subsequent downstream MAPK and NF-κB signaling. Phellodendrine chloride inhibits the AKT/NF-κB pathway and down-regulates the expression of COX-2, thereby protecting zebrafish embryos from oxidative stress. Phellodendrine chloride has an anti-major depressive disorder (MDD) effect by down-regulating CHRM1, HTR1A, and the PI3K/Akt signaling pathway.

Lumretuzumab (Anti-Human ERBB3 Recombinant Antibody) is a humanized anti-HER3 (ERBB3) monoclonal antibody. Lumretuzumab effectively inhibits the activity of key oncogenic signaling pathways such as PI3K/AKT and MAPK. Lumretuzumab has been optimized through glycosyl engineering to enhance antibody-dependent cell-mediated cytotoxicity (ADCC). Lumretuzumab can be used to study HER3-positive, HER2-low-expressing solid tumors, especially breast cancer.

Gamma-glutamylcysteine TFA (γ-Glu-Cys TFA) is an orally active, blood-brain barrier permeable dipeptide. Gamma-glutamylcysteine TFA activates AMPK, SIRT1, IL-4/STAT6, AC/cAMP/PI3K, IGF-1R/IRS1/PI3K, and Nrf2 signaling pathways; it inhibits NF-κB, JAK1/STAT1/3, MAPKs, cadmium-induced p38 MAPK, JNK, and PI3K/Akt signaling pathways. Gamma-glutamylcysteine TFA regulates macrophage polarization, modulates the trafficking of CD36 and GLUT4, induces glutathione synthesis, improves metabolic dysfunction, reduces lipid deposition, ameliorates glucose homeostasis, inhibits apoptosis (Apoptosis), stabilizes mitochondria, suppresses lipid peroxidation, iron accumulation and ferroptosis (Ferroptosis), reduces ds-HMGB1 levels, reverses mechanical hyperalgesia, and alleviates hepatic lipid droplet formation. Gamma-glutamylcysteine TFA is applicable to research related to inflammatory bowel disease, type 2 diabetes, cadmium-induced neurotoxicity, Alzheimer's disease, cerebral ischemia/reperfusion injury, neuropathy, and alcoholic liver disease.

Lercanidipine is a third-generation, lipophilic, brain-penetrant, vascular-selective and orally active dihydropyridine-calcium channel blocker with a pIC₅₀ of 7.74 (converts from μM). Lercanidipine has long lasting antihypertensive action as well as reno- and neuro-protective effect. Lercanidipine also shows anti-oxidant, anti-inflammatory and anti-apoptotic properties. Lercanidipine can be used in cardiovascular and neurological research.

Ferulic acid methyl ester (Methyl ferulate) is a derivative of ferulic acid, isolated from Stemona tuberosa, with anti-inflammatory and antioxidant properties. Ferulic acid methyl ester is a cell membrane and brain permeable compound, shows free radical scavenging ability, used in the research of neurodegenerative disorders. Ferulic acid methyl ester inhibits COX-2 expression, blocks p-p38 and p-JNK in primary bone marrow derived-macrophages.