Notch Inhibitor

Avagacestat (BMS-708163) is a potent inhibitor of γ-secretase, with IC₅₀s of 0.27 nM and 0.30 nM for Aβ42 and Aβ40 inhibition; Avagacestat (BMS-708163) also inhibits NICD (Notch IntraCellular Domain) with IC₅₀ of 0.84 nM and shows weak inhibition of CYP2C19, with IC₅₀ of 20 μM. Avagacestat can be used for Alzheimer disease research.

Tarextumab (OMP-59R5) is a cross-reactive, fully human IgG2 antibody that selectively inhibits Notch2 and Notch3 signaling. Tarextumab demonstrates broad-spectrum antitumor efficacy in xenograft models of epithelial tumors. Tarextumab can be used for the study of pancreatic cancer.

FLI-06 is an inhibitor of Notch signaling with an EC₅₀ of 2.3 μM.

Withanolide A is an orally active extract from the Indian herb Ashwagandha. Withanolide A can induce apoptosis. Withanolide A has anti-inflammatory and antitumor activity. Withanolide A can be used in the study of neurodegenerative diseases.

β,β-Dimethylacrylshikonin (Isoarnebin I) is a naphthoquinone derivative that can be isolated from Lithospermum erythrorhizon Sieb. et Zucc. β,β-Dimethylacrylshikonin promotes angiogenesis by inducing eNOS, VEGF and HIF-1α expression through the PI3K-dependent pathway. β,β-Dimethylacrylshikonin inhibits Notch-1 activation. β,β-Dimethylacrylshikonin inhibtis tumor cell proliferation, induces tumor cell apoptosis, and inhibits tumor growth.

BMS-906024 is an orally active and selective γ-secretase (gamma secretase) inhibitor. BMS-906024 is a potent pan-Notch receptors inhibitor with IC₅₀s of 1.6 nM, 0.7 nM, 3.4 nM, and 2.9 nM for Notch1, -2, -3, and -4 receptors, respectively. BMS-906024 demonstrates broad-spectrum antineoplastic activity.

Sm4 is a selective and orally active SOX18 inhibitor. Sm4 inhibits SOX18-DNA binding (IC₅₀ = 97.5 μM); Sm4 disrupts the SOX18-RBPJ protein-protein interaction (IC₅₀ = 42.3 μM). Sm4 blocks SOX18 DNA binding, disrupts multiple SOX18 protein-protein interactions with RBPJ, DDX1, DDX17, ILF3, SOX7 and STAT1, modulates SOX18 chromatin binding dynamics. Sm4 exerts anti‑angiogenic and anti‑lymphangiogenic effects, reduces tumor vascular density, triggers vascular defects in zebrafish, prolongs survival in mouse metastatic cancer models. Sm4 can be used for the research of breast cancer.

JI051 is a stabilizer for the Hes1-PHB2 interaction. JI051 interacts with a cancer-associated protein chaperone prohibitin 2 (PHB2), induces cell-cycle arrest by inhibiting the Notch downstream effector gene Hes1. Anti-cancer activity.

Brontictuzumab (OMP 52M51) is a monoclonal antibody (MAb) that inhibits Notch1 signal. Brontictuzumab selectively binds the negative regulatory region of the Notch1. Brontictuzumab inhibits tumor cell proliferation. Brontictuzumab can be used in the research of leukemia and lymphoma.

Rovalpituzumab tesirine (SC-002) is an antibody-drug conjugate (ADC) with anticancer effects. Rovalpituzumab tesirine contains a DLL3-targeting antibody Rovalpituzumab (HY-P99043) tethered to a cytotoxic agent pyrrolobenzodiazepine by means of a protease-cleavable linker. Rovalpituzumab tesirine can be used for the stduy of small cell lung cancer (SCLC).

ZLDI-8 is a Notch activating/cleaving enzyme ADAM-17 inhibitor and inhibits the cleavage of Notch protein. ZLDI-8 decreases the expression of pro-survival/anti-apoptosis and epithelial-mesenchymal transition (EMT) related proteins. ZLDI-8 is also a competitive and irreversible tyrosine phosphatase (Lyp) inhibitor with an IC₅₀ of 31.6 μM and a K_i of 26.22 μM. ZLDI-8 inhibits the growth of MHCC97-H cells with an IC₅₀ of 5.32 μM.

SAHM1, a peptide mimetic of a dominant negative form of mastermind-like (MAML), inhibits canonical Notch transcription complex formation. SAHM1 can be used for the research of allergic airway inflammation in mice.

Demcizumab (OMP 21M18) is an anti-DLL4 monoclonal antibody. Demcizumab is a potent inhibitor of the Notch pathway. Demcizumab alone or in combination with chemotherapy is effective in various cancer models.

IMR-1A, a acid metabolite of IMR-1, is a Notch inhibitor with an IC₅₀ of 0.5 μM. IMR-1A has a 50-fold increase in potency with respect to IMR-1. IMR-1 can metabolize in vivo to IMR-1A.

NADI-351 is an orally active and potent Notch1 inhibitor that selectively disrupts Notch1 transcription complexes and reduces Notch1 recruitment to target genes. NADI-351 can be utilized in cancer research.

Kaempferol 3-O-gentiobioside is an orally active flavonoid, with a K_a value of 57 µM against human NOTCH1 and an IC₅₀ value of 50 μM against α-glucosidase. Kaempferol 3-O-gentiobioside inhibits the NOTCH signaling pathway. It downregulates the expression of TLR4 and NLRP3, and suppresses the activation and nuclear translocation of NF-κB. Kaempferol 3-O-gentiobioside inhibits the expression of MUC5AC, reduces nitrite and ROS levels, and attenuates excessive mucus secretion. It exhibits antibacterial activity, reducing the formation and growth of MRSA biofilms. Kaempferol 3-O-gentiobioside blocks the TGF-β/ALK5/Smad signaling pathway and inhibits epithelial-mesenchymal transition. It suppresses the proliferation, migration, invasion and metastatic growth of tumor cells. Kaempferol 3-O-gentiobioside alleviates airway inflammation and mucus hypersecretion in mice with allergic asthma. It reduces the volume of ovarian cancer xenografts in mice. Kaempferol 3-O-gentiobioside can be used in research related to allergic asthma, diabetes, MRSA infection, breast cancer, gastric cancer and ovarian cancer.

Zocilurtatug (ZL-1310 Antibody) is a human monoclonal antibody targeting DLL3. Zocilurtatug serves as the targeting antibody component of antibody-drug conjugates (ADCs) and is used in research related to small cell lung cancer and neuroendocrine carcinoma. Recommended isotype control: Human IgG1 kappa, Isotype Control (HY-P99001).

BMS-986115 (Notch inhibitor 1) is a potent Notch inhibitor, with IC₅₀s of 7.8 and 8.5 nM for Notch 1 and Notch 3, respectively. Used in the research of cancer.

Enoticumab (REGN421, SAR153192) is an IgG1κ antibody targeting human Dll4. DLL4 is a ligand of the Notch signaling pathway and regulates fatty acid uptake through non-transcriptional regulation of macropinocytosis-dependent long-chain fatty acid uptake. Specific in vivo activity of Enoticumab in an ovarian xenograft model. EGN421 (2.5 mg/kg once weekly) resulted in 86% and 83% tumor growth inhibition in mouse subcutaneous TOV-112D or intraperitoneal A2780 human tumor xenograft models, respectively.

JI130 (JI051 derivative ) is a stabilizer for the Hes1-PHB2 interaction. JI130 inhibits the ability of Hes1 to repress transcription. JI130 significantly reduces the tumor growth in a murine pancreatic tumor model and has the potential for managing pancreatic cancer.