PI3Kγ Inhibitor

CAL-130 is a PI3Kδ and PI3Kγ inhibitor with IC₅₀s of 1.3 and 6.1 nM, respectively.

PI3Kδ-IN-15 (compound 6b) is a selective PI3Kδ inhibitor with an IC₅₀ of 0.5 nM for p110δ. PI3Kδ-IN-15 inhibits PI3Kδ with >30-fold higher potency than PI3Kγ, PI3Kβ, and PI3Kα.

Umbralisib (TGR-1202) tosylate is an orally active, potent and selective dual PI3Kδ and casein kinase-1-ε (CK1ε) inhibitor, with EC₅₀ of 22.2 nM and 6.0 μM, respectively. Umbralisib tosylate exhibits unique immunomodulatory effects on chronic lymphocytic leukemia (CLL) T cells. Umbralisib tosylate can be used for haematological malignancies reseach.

Nemiralisib hydrochloride (GSK2269557) is a potent and highly selective PI3Kδ inhibitor with a pK_i of 9.9.

Umbralisib (TGR-1202) sulfate is an orally active, potent and selective dual PI3Kδ and casein kinase-1-ε (CK1ε) inhibitor, with EC₅₀ of 22.2 nM and 6.0 μM, respectively. Umbralisib sulfate exhibits unique immunomodulatory effects on chronic lymphocytic leukemia (CLL) T cells. Umbralisib sulfate can be used for haematological malignancies reseach.

PI3Kδ-IN-8 is a potent, selective and orally active PI3Kδ inhibitor, with an IC₅₀ of 3.3 nM. PI3Kδ-IN-8 shows selectivity for PI3Kδ over PI3Kα, PI3Kβ, and PI3Kγ (IC₅₀=377.2, 241.6, 17.9 nM, respectively). PI3Kδ-IN-8 has anti-tumor activity.

PI3K/HDAC-IN-1 is a potent dual inhibitor of PI3K/HDAC, potently inhibits PI3Kδ and HDAC1 with IC₅₀s of 8.1 nM and 1.4 nM, respectively.

PI3K/mTOR Inhibitor-1 is a potent, orally bioavailable dual PI3K/mTOR inhibitor with IC₅₀s of 20/376/204/46 nM and 186 nM for PI3Kα/PI3Kβ/PI3Kγ/PI3Kδ and mTOR, respectively. Antitumor activity.

PI3Kγ inhibitor 2 (Compound 16) is an orally bioavailable, CNS-penetrant, isoform selective PI3Kγ inhibitor with a K_i of 4 nM.

JMC14 is a selective and orally active PI3Kδ and CSF1R inhibitor with IC₅₀ values of 12 nM and 143 nM, respectively. JMC14 preferentially inhibits PI3Kδ-mediated signaling at the cellular level. JMC14 demonstrates potent antitumor activity against B-cell lymphomas and triple-negative breast cancer (TNBC) in both in vitro and vivo studies. JMC14 can be used for the study of antitumor immunity.

PI3Kγ inhibitor 4 is a potent, selective and orally active inhibitor of PI3Kγ, with an IC₅₀ of 40 nM. PI3Kγ inhibitor 4 shows ∼7, 43, and 18-fold selectivity for PI3Kγ over the α, β, and δ isoforms, respectively. PI3Kγ inhibitor 4 can be used for the research of airway inflammation.

PI3K/mTOR Inhibitor-9 (Compound 1) is a potent mTOR and PI3K inhibitor with IC₅₀ values of 38 nM, 6.6 μM, 6.6 μM and 0.8 μM against mTOR (phospho-S6 cellular assay), PI3Kα, PI3Kγ and PI3Kδ, respectively.

AM-8508 is an orally bioactive PI3Kδ inhibitor with an IC₅₀ of 0.016 μM. AM-8508 selectively inhibits PI3Kδ, thereby blocking AKT phosphorylation mediated by the B cell receptor. AM-8508 suppresses the formation of antigen-specific IgG and IgM in rats immunized with keyhole limpet hemocyanin. AM-8508 can be used for the research of inflammatory diseases.

AM-1430 is an efficient, highly selective and orally active small molecule inhibitor of PI3Kδ with an IC₅₀ of 4.6 nM. AM-1430 exhibits IC₅₀s for PI3Kα, PI3Kβ and PI3Kγ of 14.18, 2.2 and 3.22 μM, respectively. AM-1430 inhibits B cell proliferation and exhibits excellent in vivo activity in pAKT inhibition models and the hemoglobin (KLH) immune response model. AM-1430 can be used for the study of inflammation and autoimmune diseases.

DHW-221 is a potent orally active dual PI3K/mTOR inhibitor, exhibiting low nanomolar potency against all four Class I PI3K isoforms and mTOR (PI3Kα, IC₅₀ = 0.50 nM; PI3Kβ, IC₅₀ = 1.9 nM; PI3Kγ, IC₅₀ = 1.8 nM; PI3Kδ, IC₅₀ = 0.74 nM; mTOR, IC₅₀ = 3.9 nM). DHW-221 exerts antitumor effects by blocking the PI3K/Akt/mTOR pathway and inducing mitochondrial apoptosis and paraptosis (via Endoplasmic Reticulum (ER) stress and MAPK signaling) and arrests cell cycle, thereby inhibiting cell migration, invasion and angiogenesis. DHW-221 inhibits tumor growth in both the A549/Taxol (HY-B0015) and the HCC827 xenograft mouse models. DHW-221 can be used for non-small cell lung cancer (NSCLC), colon and breast cancer research.

LNP23 is a selective PI3Kα inhibitor with an IC₅₀ of 5.15 nM. LNP23 inhibits PI3K/AKT signaling and induces apoptosis and G1 phase arrest in MCF-7 cells. LNP23 also inhibits cancer cell proliferation, colony formation, and migration. LNP23 can be used for breast cancer and lung adenocarcinoma research.

NVP-CLR457 (compound 40) is an orally active, potent and balanced pan-class I PI3K inhibitor. NVP-CLR457 shows a clear dose-dependent PK/PD/efficacy relationship. NVP-CLR457 has antitumor activity.

PI3K/HDAC-IN-2 is a potent dual PI3K/HDAC inhibitor with IC₅₀s of 226 nM, 279 nM, 467 nM, 29 nM for PI3Kα, PI3Kβ, PI3Kγ, PI3Kδ, respectively, and IC₅₀s of 1.3 nM, 3.4 nM, 972 nM, 17 nM, 12 nM for HDAC1, HDAC2, HDC4, HDAC6, HDAC8, respectively. PI3K/HDAC-IN-2 exhibits PI3Kδ and class I and IIb HDAC selectivity. PI3K/HDAC-IN-2 has remarkable anticancer effects.

Pabgraminone C (IM502) is a Fungal metabolite and PI3Kγ inhibitor with an IC₅₀ of 61.7 nM against PI3Kγ. Pabgraminone C shifts the STAT signaling pathway in cells from an immunosuppressive STAT3/STAT6-dominant profile to an immunostimulatory STAT1/STAT2-dominant profile, driving cells toward a pro-inflammatory phenotype. Pabgraminone C reprograms cells from an immunosuppressive state to an immunostimulatory state, reversing their suppressive effect on anti-tumor immunity. Pabgraminone C inhibits established tumor growth and metastasis across multiple cancer types. Pabgraminone C overcomes resistance to PD-1 checkpoint blockade strategies. Pabgraminone C can be used in research related to liver cancer, melanoma, and colorectal cancer.

PI3Kα-IN-29 is a potent, orally active and selective PI3Kα with an IC₅₀ of 2.5 nM. PI3Kα-IN-29 exhibits >400-fold selectivity over PI3Kβ/δ/γ/mTOR. PI3Kα-IN-29 selectively degrades the H1047R mutant p110α protein and inhibits PI3Kα kinase activity. PI3Kα-IN-29 suppresses PI3K/AKT/mTOR signaling, induces G1 arrest, and inhibits migration. PI3Kα-IN-29 inhibits tumor growth in a T47 mouse model. PI3Kα-IN-29 can be used for the research of breast cancer.