Liver Injury

Tofacitinib (Tasocitinib) is an orally active, blood-brain barrier permeable selective inhibitor of JAK1/JAK3. Tofacitinib blocks the JAK-STAT/NF-κB signaling pathway, inhibits cytokine signal transduction, phosphorylation of STAT1/STAT5, and suppresses innate and adaptive immune responses. Tofacitinib can be used in research related to major depressive disorder, rheumatoid arthritis, pulmonary diseases, systemic lupus erythematosus, and immune-mediated liver injury.

Tofacitinib citrate (Tasocitinib citrate) is an orally active, blood-brain barrier permeable selective inhibitor of JAK1/JAK3. Tofacitinib citrate blocks the JAK-STAT/NF-κB signaling pathway, inhibits cytokine signal transduction, phosphorylation of STAT1/STAT5, and suppresses innate and adaptive immune responses. Tofacitinib citrate can be used in research related to major depressive disorder, rheumatoid arthritis, pulmonary diseases, systemic lupus erythematosus, and immune-mediated liver injury.

Amiodarone, a benzofuran-based Class III antiarrhythmic agent, inhibits WT outward ionic current (IhERG) tails with an IC₅₀ of ∼45 nM. Amiodarone induces cell proliferation and myofibroblast differentiation via ERK1/2 and p38 MAPK signaling in fibroblasts. Amiodarone can be used in the research of both supraventricular and ventricular arrhythmias.

Famotidine (MK-208) is an orally active and highly selective histamine H2 receptor antagonist. It inhibits gastric acid secretion by blocking the Gs signaling pathway, and regulates intracellular cAMP and ERK pathways. Famotidine inhibits TLR3-mediated inflammatory pathways, and reduces the expression of various inflammatory mediators and interferon-related genes. Famotidine scavenges DPPH and nitric oxide free radicals, alleviates oxidative stress damage in gastric tissue, inhibits proMMP-9, improves vascular endothelial permeability, and restores the normal physiological functions of neutrophils and eosinophils. Famotidine crosses intestinal epithelial cells via facilitated diffusion and passive diffusion, blocks paracellular cation transport, and increases intestinal transepithelial electrical resistance. Famotidine reduces serum levels of transaminases and alkaline phosphatase, exerts analgesic effects and gastric protective effects simultaneously. Famotidine can be used in studies related to COVID-19, liver injury and acute gastric ulcer.

Isorhapontigenin is an orally active dietary polyphenol. Isorhapontigenin acts as a potent antioxidant that reduces the production of reactive oxygen species (ROS). Isorhapontigenin promotes the binding of JUN to the AP-1 site on the SESN2 promoter, induces SESN2 transcription, triggers MAPK8-dependent JUN activation, and upregulates the expression of PPAR-α, PGC-1α and CPT-1A to facilitate fatty acid oxidation. Isorhapontigenin induces autophagy, apoptosis and preadipocyte differentiation; it inhibits tumor growth, cell invasion, NF-κB transcriptional activity, the PI3K/Akt signaling pathway, STAT1 phosphorylation and MMP-2 expression. Isorhapontigenin alleviates oxidative stress, inflammatory cytokine release and triglyceride accumulation; it increases intracellular ATP levels and promotes Nrf2 nuclear translocation. Isorhapontigenin improves insulin sensitivity in adipose tissue and glucose tolerance, and reduces postprandial blood glucose, insulin and free fatty acid levels. Isorhapontigenin is applicable to research on bladder cancer, liver injury, chronic obstructive pulmonary disease, acute lung injury and type 2 diabetes.

Isobavachin is an orally active, blood-brain barrier-penetrating prenylated flavonoid present in Psoralea corylifolia. Isobavachin inhibits human CYP2B6, CYP2C9, CYP2C19, UGT1A1, UGT1A9, and UGT2B7. Isobavachin suppresses MAPK activation, NF-κB nuclear translocation, overexpression of iNOS/COX-2, FcεRI-mediated signaling pathways, and RANKL-induced osteoclastogenesis. Isobavachin induces autophagy, cytotoxicity, neuronal differentiation, and NRF2 activation; it alleviates oxidative damage, inflammatory responses, apoptosis, iron accumulation, mitochondrial biogenesis, and mast cell degranulation. Isobavachin is applicable to research related to liver injury, inflammatory diseases, osteoporosis, liver cancer, prostate cancer, glioma, periodontitis-induced bone loss, and Alzheimer's disease.

DL-Tryptophan ((±)-Tryptophan) is an orally effective aryl hydrocarbon receptor (AhR) agonist. DL-Tryptophan reduces the expression of pro-inflammatory cytokines IL-6, TNF-α, IL-1β, as well as liver injury markers aspartate aminotransferase and alanine aminotransferase, and alleviates hepatocyte apoptosis (apoptosis) in sepsis induced by cecal ligation and puncture. DL-Tryptophan can be used in the research of sepsis-related acute liver injury.

(E)-m-Coumaric acid (trans-3-Hydroxycinnamic acid) is a natural phenolic cinnamic acid derivative with antioxidant activity, and it is found in the young shoots of Limonium densiflorum. (E)-m-Coumaric acid upregulates the levels of SOD and GSH and reduces MDA levels, thereby alleviating oxidative stress and lipid peroxidation in liver tissue. (E)-m-Coumaric acid can be used in studies related to oxidative stress-mediated liver injury.

Diethyl 2,4,6-trimethyl-1,4-dihydropyridine-3,5-dicarboxylate is an orally active porphyrin inducer and ferrochelatase inhibitor. Diethyl 2,4,6-trimethyl-1,4-dihydropyridine-3,5-dicarboxylate can induce small bile duct obstruction in mice, resulting in blocked bile excretion and causing cholestasis. Long-term use of Diethyl 2,4,6-trimethyl-1,4-dihydropyridine-3,5-dicarboxylate can cause damage to bile duct epithelial cells, inflammatory responses, and liver fibrosis. Diethyl 2,4,6-trimethyl-1,4-dihydropyridine-3,5-dicarboxylate can be used to simulate the pathological features of cholestatic liver diseases such as sclerosing cholangitis (PSC).

Mutanolysin is a bacteriolytic agent. Mutanolysin is a muralytic enzyme that can prevent hepatic injury. Mutanolysin can digest the cell wall of S. mutans BHT and shows antibacterial activity. Mutanolysin reduces TNF-α production in isolated Kupffer cells stimulated with peptidoglycan-polysaccharide (PG-APS). Mutanolysin can be used for the researches of infection, inflammation and hepatic injury.

Gypenoside XLIX is a multifunctional bioactive compound that can be isolated from Gynostemma pentaphyllum, with a K_a value of 1.58 μM for its binding to SIRT1. Gypenoside XLIX acts as a PPAR-α agonist. It inhibits the activation of TLR4-mediated NF-κB signaling pathway by activating the Sirt1/Nrf2 signaling pathway, reduces ROS accumulation, and alleviates hepatic inflammatory injury in mice with sepsis-induced liver disease. Gypenoside XLIX targets SIRT1 to block YAP-NLRP3 activation and improve sepsis-induced cardiomyopathy. Gypenoside XLIX inhibits apoptosis (Apoptosis), pyroptosis (Pyroptosis), autophagy (Autophagy), lipid peroxidation, pro-inflammatory cytokines and anti-inflammatory cytokines. Gypenoside XLIX alleviates sepsis-induced splenic injury by inhibiting inflammation and oxidative stress, and mitigates sepsis-associated encephalopathy by targeting PPAR-α. Gypenoside XLIX prevents acute kidney injury by inhibiting IGFBP7/IGF1R-mediated programmed cell death and inflammation. Gypenoside XLIX inhibits the expression and activity of vascular cell adhesion molecule-1 in cytokine-induced human endothelial cells. Gypenoside XLIX is applicable to research related to acute liver injury, lung injury, cardiomyopathy, acute splenic injury, sepsis-associated encephalopathy, acute kidney injury, atherosclerosis and chronic inflammation.

5-O-Methylvisammioside (4'-O-β-D-Glucosyl-5-O-methylvisamminol) is an orally active natural chromone glycoside and multiple biological activities. 5-O-Methylvisammioside inhibits ferroptosis by activating the Nrf2/HO-1 signaling axis. 5-O-Methylvisammioside alleviates intestinal barrier damage by inhibiting the ROS/NF-κB/NLRP3 pathway. 5-O-Methylvisammioside exerts a protective effect against acute liver injury by reducing ALT/AST, decreasing inflammatory infiltration, and inhibiting IκB-α phosphorylation and NF-κB nuclear translocation. 5-O-Methylvisammioside blocks the HMGB1/RAGE/MEK/ERK signaling axis to exert anti-tumor and anti-angiogenic effects. 5-O-Methylvisammioside improves depression-like behaviors by inhibiting Src kinase and the NF-κB pathway.

Zingibroside R1 is an orally active triterpene saponin with multiple biological activities including antioxidant, anti-inflammatory, antiviral, and metabolic regulatory properties. Zingibroside R1 reduces the expression of PIN family members, inhibits the expression of PLT1/PLT2, WOX5, SHR, and SCR, disrupts auxin transport and distribution, triggers plant ROS responses, and inhibits root growth. Zingibroside R1 extends the lifespan of Caenorhabditis elegans, enhances its heat stress resistance, and improves its motor ability. Hydrogel derivatives of Zingibroside R1 inhibit the proliferation of Candida albicans by binding to its β-1,3-glucan and exhibit antifungal activity. Zingibroside R1 inhibits GLUT1-mediated uptake and alleviates liver injury. Zingibroside R1 can be used in research related to neurodegenerative diseases, vulvovaginal candidiasis, acute liver injury, Ehrlich ascites tumor and HIV-1 infection.

Citric acid triammonium (Triammonium citrate) is a natural preservative and food tartness enhancer. Citric acid triammonium induces apoptosis and cell cycle arrest at G2/M phase and S phase in HaCaT cells. Citric acid triammonium cause oxidative damage of the liver by means of the decrease of antioxidative enzyme activities. Citric acid triammonium is also an acidulant, emulsifier, sequestrant and buffering agent widely used across many industries.

Ammonium citrate dibasic, 99% (Ammonium hydrogencitrate, 99%; Diammonium hydrogen citrate, 99%) is a natural preservative and food tartness enhancer. Ammonium citrate dibasic, 99% induces apoptosis and cell cycle arrest at G2/M phase and S phase in HaCaT cells. Ammonium citrate dibasic, 99% cause oxidative damage of the liver by means of the decrease of antioxidative enzyme activities. Ammonium citrate dibasic, 99% is also an acidulant, emulsifier, sequestrant and buffering agent widely used across many industries.

Perfluorododecanoic acid (PFDoA) is an orally active, blood-brain barrier-permeable perfluorinated compound. Perfluorododecanoic acid increases Caspase 3 activity, disrupts mitochondrial membrane potential, and elevates ROS levels. Perfluorododecanoic acid induces cognitive deficits. Perfluorododecanoic acid exhibits hepatotoxicity.

Lincomycin (U-10149) is an orally active lincosamide antibiotic. Lincomycin binds to the ribosomes of Gram-positive bacteria to inhibit protein synthesis. Lincomycin can inhibit chloroplast translation, disrupt chloroplast integrity, and activate chloroplast-to-nucleus retrograde signaling in Arabidopsis thaliana seedlings. Lincomycin induces alterations in lipid profiles and liver injury, disrupts blood glucose and insulin levels, and increases growth rate in mice.

Gigantol is an orally active bibenzyl compound. Gigantol targets MYC to promote its ubiquitin-proteasomal degradation and inhibit the growth of lung cancer cells. Gigantol exerts anti-lung cancer activity by inducing ferroptosis (Ferroptosis) via the SLC7A11-GPX4 axis. Gigantol restores the sensitivity of mcr-harboring multidrug-resistant bacteria to colistin. Gigantol ameliorates carbon tetrachloride-induced liver injury by inhibiting the activation of the JNK/cPLA2/12-LOX inflammatory pathway. Gigantol promotes cholesterol metabolism and progesterone biosynthesis in Leydig cells. Gigantol can be used in studies related to diseases such as lung cancer, multidrug-resistant Gram-negative bacterial infections, and acute liver injury.

Rubiadin is an orally active free radical scavenger that inhibits the activation of the NF-κB pathway. Rubiadin inhibits osteoclast formation, bone resorption, lipid peroxidation, HBV DNA replication and cancer cell proliferation; reduces pro-inflammatory cytokine levels; induces cancer cell apoptosis; and possesses antifungal, antimalarial, antibacterial and anticonvulsant activities. Rubiadin can be used in the research of osteoporosis, acute inflammation, chronic inflammation, carbon tetrachloride-induced liver injury, Alzheimer's disease, breast cancer, iron overload disorders, hepatitis B virus infection, colon cancer, liver cancer, T-lymphocytic leukemia, cervical cancer, diabetic nephropathy, epileptic seizures, fungal infections, malaria and bacterial infections.

Phytic acid (myo-Inositol) potassium is an orally active compound. Phytic acid potassium can be derived from the seeds of legumes. Phytic acid potassium is a [PO4]³- storage depot and precursor for other inositol phosphates and pyrophosphates. Phytic acid potassium attenuates Aβ oligomers and upregulates autophagy protein. Phytic acid potassium can be used in cardiovascular disease, metabolic disease, nervous system disease and cancer research.