Chronic Obstructive Pulmonary Disease

Liraglutide is a glucagon-like peptide-1 (GLP-1) receptor agonist used clinically to treat type 2 diabetes mellitus.

Vitamin D3 (Cholecalciferol; Colecalciferol) is a naturally occuring form of vitamin D. Vitamin D3 induces cell differentiation and prevents proliferation of cancer cells.

Theophylline (1,3-Dimethylxanthine) is a potent phosphodiesterase (PDE) inhibitor, adenosine receptor antagonist, and histone deacetylase (HDAC) activator. Theophylline (1,3-Dimethylxanthine) inhibits PDE3 activity to relax airway smooth muscle. Theophylline (1,3-Dimethylxanthine) has anti-inflammatory activity by increase IL-10 and inhibit NF-κB into the nucleus. Theophylline (1,3-Dimethylxanthine) induces apoptosis. Theophylline (1,3-Dimethylxanthine) can be used for asthma and chronic obstructive pulmonary disease (COPD) research.

Tiotropium bromide (BA-679 BR) is a long-acting anticholinergic bronchodilator. Tiotropium bromide blocks the action of acetylcholine at muscarinic M1, M2, and M3 receptors, prevents bronchoconstriction, and dilates bronchial airways. Tiotropium bromide is applicable to research related to chronic obstructive pulmonary disease and asthma.

Basiliximab (CHI 621) is a recombinant chimeric murine/human IgG1 monoclonal anti-interleukin-2 receptor antibody. Basiliximab can be used for the research of renal transplantation.

PXS-4728A is an orally active, selective VAP-1/SSAO inhibitor with an IC₅₀ of 5 nM and a K_i of 175 nM. PXS-4728A inhibits the expression of MMP-9. It reduces cell rolling, adhesion and migration, decreases cell infiltration levels, pro-inflammatory cytokines, chemokines and collagen deposition, and improves pulmonary function. PXS-4728A reduces the formation and progression of atherosclerotic plaques, and decreases blood lipid and blood glucose levels as well as body weight gain. PXS-4728A can be used in research related to chronic obstructive pulmonary disease, cystic fibrosis, acute pulmonary inflammation, acute lung injury, bronchiolitis obliterans syndrome, rhinovirus-exacerbated asthma, sepsis, Klebsiella pneumoniae pulmonary infection and atherosclerosis.

Florensocatib (HSK31858) is a potent reversible dipeptidyl peptidase 1 (DPP1) inhibitor with an IC₅₀ of 1.6 nM against DPP1. By inhibiting the DPP1-dependent maturation of neutrophil serine proteases (NSPs), Florensocatib can be used in studies of bronchiectasis and neutrophilic inflammation.

PF-610355 hydrochloride is a β2-adrenergic receptor (β2-AR) full agonist with selectivity for β1-adrenergic receptors. PF-610355 hydrochloride increases intracellular cAMP levels, induces sustained tracheal smooth muscle relaxation, and inhibits acetylcholine-induced bronchoconstriction. PF-610355 hydrochloride can be used in research related to chronic obstructive pulmonary disease, asthma, and respiratory system diseases.

Verekitug (ASP-7266; TRAB-1; UPB-101) is a human monoclonal antibody targeting the thymic stromal lymphopoietin receptor (TSLPR), with a mean half-life of approximately 20 days. At doses of Verekitug ≥100 mg, complete and sustained TSLPR-specific occupancy is achieved, and the antibody does not bind to IL-7Rα. By inhibiting TSLP-driven inflammatory responses, Verekitug blocks TSLP-induced cell proliferation and TARC expression, while reducing fractional exhaled NO levels, blood eosinophil counts, and levels of IL-5 and IgE. Verekitug significantly improves scores for nasal polyps, nasal congestion and olfactory dysfunction, with favorable safety and good tolerability; potential adverse reactions include headache, upper respiratory tract infection, sinusitis and nasopharyngitis. Verekitug is used in relevant studies on asthma, chronic rhinosinusitis with nasal polyps and chronic obstructive pulmonary disease.

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.

Acyl coenzyme A synthetase (ACS), namely acetyl coenzyme A synthetase, is often used in biochemical research. Acyl coenzyme A synthetase can catalyze the activation of fatty acids by coenzyme A through a two-step thioesterification reaction to produce acyl coenzyme A, and then participate in a variety of anabolic and catabolic lipid metabolism pathways, and participate in the TCA cycle in aerobic respiration.

Leukotriene C4 is a eicosanoid lipid mediator and produced by immune cells during type 2 inflammation. Leukotriene C4 can mediate inflammation,allergy, bronchoconstriction, and vascular leakage.

PHA-408 is a highly selective, orally active and ATP-competitive IKK-2 inhibitor with an IC₅₀ of 40 nM. PHA-408 blocks NF-κB signaling by suppressing IκBα phosphorylation and degradation, p65 phosphorylation, and pro-inflammatory cytokine production, and prevents TNF-α-induced premature senescence in HUVECs. PHA-408 alleviates LPS-and cigarette smoke-triggered pulmonary inflammation, reduces LPS-stimulated serum TNF-α release, and ameliorates joint damage in SCW-induced arthritis in rats. PHA-408 is applicable for the research of rheumatoid arthritis, chronic obstructive pulmonary disease (COPD), and Duchenne muscular dystrophy.

Tiotropium bromide monohydrate (BA-679 BR monohydrate) is a long-acting anticholinergic bronchodilator. Tiotropium bromide monohydrate blocks the action of acetylcholine at muscarinic M1, M2, and M3 receptors, prevents bronchoconstriction, and dilates bronchial airways. Tiotropium bromide monohydrate is applicable to research related to chronic obstructive pulmonary disease and asthma.

SCH 351591 is a highly selective, orally active PDE4 inhibitor, with IC₅₀ values of 58 nM and 153 nM in humans and rats, respectively. SCH 351591 effectively inhibits pathological processes such as cytokine production, eosinophilia, airway hyperresponsiveness and bronchospasm. SCH 351591 also induces microvascular injury, activates mast cells and endothelial cells, and causes increases in serum histamine and various inflammatory factors, leading to early vascular damage. SCH 351591 has been widely used in studies related to asthma, chronic obstructive pulmonary disease and drug-induced vascular injury.

Neutrophil elastase inhibitor 1 is a competitive, pseudo-reversible inhibitor of human neutrophil elastase (HNE) with an IC₅₀ of 7 nM. Neutrophil elastase inhibitor 1 also exhibits inhibitory activity against thrombin, chymotrypsin and urokinase, with IC₅₀ values of 1.9 μM, 66 nM and 6.6 μM, respectively. Neutrophil elastase inhibitor 1 can be used in research related to acute respiratory distress syndrome, chronic obstructive pulmonary disease and other conditions.

APG808 (PR001) is an anti-human IL-4Rα monoclonal antibody. APG808 binds to IL-4Rα, prevents IL-13Rα1/IL-4Rα heterodimer formation, and disrupts IL-13 and IL-4 mediated signaling. APG808 ablates Fc and complement effector functions. APG808 can be used for the research of chronic obstructive pulmonary disease, asthma, atopic dermatitis.

Zinc picolinate is an orally effective zinc supplement. Zinc picolinate reduces the expression of Hsp70, inhibits oxidative DNA damage, increases serum ALP activity, decreases MDA concentration, elevates SOD levels, and raises zinc concentrations in serum, whole body and plasma. Zinc picolinate does not alter copper and manganese contents in rainbow trout. Zinc picolinate exerts a protective effect against Acetic acid (HY-Y0319)-induced experimental colitis in Sprague Dawley rats. Zinc picolinate reduces uterine fibroid volume, alleviates colonic oxidative damage, relieves colonic inflammation, and enhances intestinal barrier integrity. Zinc picolinate can be used in research related to uterine fibroids, ulcerative colitis and chronic obstructive pulmonary disease.

(R)-MMP408 is an isomer of MMP408 (HY-12093). MMP408 is an orally active MMP-12 inhibitor (IC₅₀=2.0 nM for hMMP-12) that effectively interferes with the epithelial-mesenchymal transition (EMT) process. MMP408 significantly upregulates the expression of E-cadherin in nasal epithelial cells, while inhibiting mesenchymal markers such as vimentin, α-smooth muscle actin and fibronectin, thereby reversing the EMT phenotype. MMP408 is used in studies of airway remodeling-related diseases, including chronic rhinosinusitis with nasal polyps, chronic obstructive pulmonary disease (COPD) and asthma.

Etamiphyllin (Etamiphylline) is a respiratory and cardiac stimulant. Etamiphyllin camsylate relaxes bronchial and bronchiolar smooth muscle to open airways, and increases cardiac output without elevating heart rate. The level of Etamiphyllin camsylate decreases in mice with ulcerative colitis, and it is positively correlated with *Bifidobacterium* and *Faecalibacterium*. Etamiphyllin camsylate can be applied to research related to chronic obstructive pulmonary disease, respiratory failure and ulcerative colitis.