ROS Kinase Inhibitor

Crizotinib (PF-02341066) is an orally bioavailable, ATP-competitive ALK and c-Met inhibitor with IC₅₀s of 20 and 8 nM, respectively. Crizotinib inhibits tyrosine phosphorylation of NPM-ALK and tyrosine phosphorylation of c-Met with IC₅₀s of 24 and 11 nM in cell-based assays, respectively. Crizotinib is also a ROS1 inhibitor. Crizotinib has effective tumor growth inhibition.

Lorlatinib (PF-06463922) is a selective, orally active, brain-penetrant and ATP-competitive ROS1/ALK inhibitor with anticancer activity. Lorlatinib has K_is of <0.025 nM, <0.07 nM, and 0.7 nM for ROS1, wild type ALK, and ALK^L1196M, respectively. Lorlatinib targets to EML4-ALK, and inhibits ALK phosphorylation with IC₅₀s of 15-43 nM (ALK^L1196), 14-80 nM (ALK^G1269A), 38-50 nM (ALK^1151Tins), 77-113 nM (ALK^G1202R), respectively.

Entrectinib (NMS-E628) is an orally active, BBB-penetrated and centrally active inhibitor of TrkA/B/C, ROS1 and ALK, with IC₅₀ values of 1, 3, 5, 12 and 7 nM, respectively. Entrectinib induces apoptosis and cycle arrest in cancer cells, has antitumor activity, and attenuates bleomycin-induced lung fibrosis in mice.

Phosphocreatine (creatine phosphate) is an organic compound found in vertebrate skeletal muscles. Phosphocreatine enhances antioxidant activity, and activates the TAK1 pathway to protect the heart. Phosphocreatine normalizing mitochondrial function and reducing oxidative stress via Akt mediated Nrf2/HO-1 pathway. Phosphocreatine provides renal protection by suppressing Apoptosis and ROS (Reactive Oxygen Species) generation through ERK mediated mediated Nrf-2/HO-1 pathway..

L-Cystine is an orally active extracellular form of L-Cysteine (HY-Y0337), occurring in proteins of plants and animals. L-Cystine elevates Nrf2 protein expression and activates Nrf2 transcription factor. L-cystine reduces ROS generation and protects against oxidant- or Doxorubicin (HY-15142A)-induced apoptosis. L-Cystine combined with L-theanine (HY-15121) enhances the production of antigen-specific IgG by increasing glutathione (GSH) levels and T helper 2 (Th2) mediated responses in mice. L-Cystine is promising for research of cystinuria and kidney stones

Repotrectinib (TPX-0005) is a potent ROS1 (IC₅₀=0.07 nM) and TRK (IC₅₀=0.83/0.05/0.1 nM for TRKA/B/C) inhibitor. Repotrectinib potently inhibits WT ALK (IC₅₀=1.01 nM). Repotrectinib has anti-cancer activity.

Cucurbitacin B belongs to a class of highly oxidized tetracyclic triterpenoids and is oral active. Cucurbitacin B inhibits tumor cell growth, migration and invasion and cycle arrest, but induces cell apoptosis. Cucurbitacin B has potent anti-inflammatory, antioxidant, antiviral, hypoglycemic, hepatoprotective, neuroprotective activity.

Taletrectinib (DS-6051b) is a potent, orally active, and next-generation selective ROS1/NTRK inhibitor. Taletrectinib potently inhibits recombinant ROS1, NTRK1, NTRK2, and NTRK3 with IC₅₀s of 0.207, 0.622, 2.28, and 0.98 nM, respectively. Taletrectinib also inhibits ROS1 G2032R and other Crizotinib-resistant ROS1 mutants.

Phosphocreatine (disodium) is an organic compound found in vertebrate skeletal muscles. Phosphocreatine (disodium) enhances antioxidant activity, and activates the TAK1 pathway to protect the heart. Phosphocreatine (disodium) normalizing mitochondrial function and reducing oxidative stress via Akt mediated Nrf2/HO-1 pathway. Phosphocreatine (disodium) provides renal protection by suppressing Apoptosis and ROS (Reactive Oxygen Species) generation through ERK mediated mediated Nrf-2/HO-1 pathway..

Higenamine (Norcoclaurine), a β2-AR agonist with antioxidant capability, is a key component of the Chinese herb aconite root that prescribes for treating symptoms of heart failure in the oriental Asian countries. Higenamine is also a α1-adrenergic receptor antagonist with hypotensive effect. is a selective LSD1 inhibitor (IC₅₀=1.47 μM) that can be isolated from aconite. Higenamine hydrochloride has anti-inflammatory and antibacterial activity. Higenamine protects myocyte Apoptosis and ischemia/reperfusion (I/R) injury through selective activation of beta2-adrenergic receptor (β2-AR). Higenamine also reduces I/R-induced myocardial infarction in mice. Higenamine can attenuate IL-1β-induced Apoptosis through ROS-mediated PI3K/Akt signaling pathway. Higenamine protects brain cells from oxygen deprivation. Higenamine can promote bone formation in osteoporosis through the SMAD2/3 pathway. Higenamine can be used to study cancer, inflammation, cardiorenal syndrome and other diseases.

Crizotinib hydrochloride (PF-02341066 hydrochloride) is an orally bioavailable, selective, and ATP-competitive dual ALK and c-Met inhibitor with IC₅₀s of 20 and 8 nM, respectively. Crizotinib hydrochloride (PF-02341066 hydrochloride) inhibits tyrosine phosphorylation of NPM-ALK and tyrosine phosphorylation of c-Met with IC₅₀s of 24 and 11 nM in cell-based assays, respectively. It is also a ROS proto-oncogene 1 (ROS1) inhibitor. Crizotinib hydrochloride (PF-02341066 hydrochloride) has effective tumor growth inhibition.

Zidesamtinib (NVL-520) is a potent, selective, orally active and brain-penetrant inhibitor of diverse ROS1 fusions and resistance mutations, with IC₅₀s of 0.7 and 7.9 nM for wild-type ROS1 and ROS1 G2032R, respectively, and spares TRK inhibition. Zidesamtinib can be used for the research of cancer.

Merestinib (LY2801653) is a potent, orally bioavailable c-Met inhibitor (K_i=2 nM) with anti-tumor activities. Merestinib (LY2801653) also has potent activity against MST1R (IC₅₀=11 nM), FLT3 (IC₅₀=7 nM), AXL (IC₅₀=2 nM), MERTK (IC₅₀=10 nM), TEK (IC₅₀=63 nM), ROS1, DDR1/2 (IC₅₀=0.1/7 nM) and MKNK1/2 (IC₅₀=7 nM).

Higenamine hydrochloride is a selective LSD1 inhibitor (IC₅₀=1.47 μM) that can be isolated from aconite. Higenamine hydrochloride has anti-inflammatory and antibacterial activity. Higenamine (Norcoclaurine) can attenuate IL-1β-induced Apoptosis through ROS-mediated PI3K/Akt signaling pathway. Higenamine hydrochloride protects brain cells from oxygen deprivation. Higenamine can promote bone formation in osteoporosis through the SMAD2/3 pathway. Higenamine hydrochloride can be used to study cancer, inflammation, cardiorenal syndrome and other diseases.

Pinealon is a 3-amino acid peptide and shows neuroprotective properties. Pinealon prevents reactive oxygen species (ROS) accumulation and suppresses the activation of ERK 1/2. Pinealon stimulates the functional activity of the main cellular elements of brain tissue, reduces the level of spontaneous cell death. Pinealon protects the rat offspring from prenatal hyperhomocysteinemia.

Iruplinalkib (WX-0593) is an orally active and selective ALK/ROS1 inhibitor. Iruplinalkib can effectively inhibit tyrosine autophosphorylation of ALK and mutant ALK, EGFR, with the IC₅₀ between 5.38 and 16.74 nM. Iruplinalkib is also a suppressive agent of the transporter MATE1, MATE2K, P-gp and BCRP. Iruplinalkib can be used in the study of non-small cell lung cancer.

Salvigenin is a natural polyphenolic compound, with neuroprotective effect. Salvigenin has antitumor cytotoxic and immunomodulatory properties. Salvigenin inhibits H₂O₂-induced cell apoptosis.

L-Cystine hydrochloride is an orally active extracellular form of L-Cysteine (HY-Y0337), occurring in proteins of plants and animals. L-Cystine hydrochloride elevates Nrf2 protein expression and activates Nrf2 transcription factor. L-Cystine hydrochloride reduces ROS generation and protects against oxidant- or Doxorubicin (HY-15142A)-induced apoptosis. L-Cystine hydrochloride combined with L-theanine (HY-15121) enhances the production of antigen-specific IgG by increasing glutathione (GSH) levels and T helper 2 (Th2) mediated responses in mice. L-Cystine hydrochloride is promising for research of cystinuria and kidney stones

L-Cystine (Standard) is the analytical standard of L-Cystine. This product is intended for research and analytical applications. L-Cystine, the extracellular form of L-Cysteine (HY-Y0337), is a nutritionally dispensable semiessential sulfur-containing amino acid, occurring in proteins of plants and animals. L-Cystine induces Nrf2 protein elevation in a Keap1 (HY-P75897)-dependent manner and activates Nrf2 transcription factor. L-cystine can elicit cytoprotection by reducing ROS generation and protecting against oxidant- or doxorubicin-induced apoptosis. The reduced reabsorption of L-Cystine in renal tubules and its poor solubility in urine are the important causes of cystine precipitation and cystine crystal formation eventually leading to kidney stones. L-Cystine combined with L-theanine (HY-15121) enhances the production of antigen-specific IgG by increasing glutathione (GSH) levels and T helper 2 (Th2) mediated responses in mice. L-Cystine is promising for research of cystinuria and cystinosis

Phosphocreatine (disodium hydrate) is an organic compound found in vertebrate skeletal muscles. Phosphocreatine (disodium hydrate) enhances antioxidant activity, and activates the TAK1 pathway to protect the heart. Phosphocreatine (disodium hydrate) normalizing mitochondrial function and reducing oxidative stress via Akt mediated Nrf2/HO-1 pathway. Phosphocreatine (disodium hydrate) Phosphocreatine (disodium hydrate) provides renal protection by suppressing Apoptosis and ROS (Reactive Oxygen Species) generation through ERK mediated mediated Nrf-2/HO-1 pathway..