PKC Inhibitor

Cercosporin is produced by a plant pathogen, Pseudocercosporella capsellae. Cercosporin is a potent photosensitizer with a short activation wavelength, mostly suitable for superficial photodynamic therapy (PDT) treatments, especially when it is necessary to avoid perforations. Cercosporin contains the perylenequinone structural features necessary to PKC activity with an IC₅₀ of 0.6-1.3 μM.

Bisindolylmaleimide IV (Arcyriarubin A) is a potent protein kinase C (PKC) inhibitor, with IC₅₀s ranging from 0.1 to 0.55 μM. Bisindolylmaleimide IV also inhibits PKA (IC₅₀=3.1-11.8μM). Bisindolylmaleimide IV is a potent, selective inhibitor of human cytomegalovirus (HCMV) replication in cell culture with an IC₅₀ of 0.2 μM.

Aprinocarsen (ISIS 3521) sodium, a specific antisense oligonucleotide inhibitor of protein kinase C-alpha (PKC-α). Aprinocarsen sodium is a 20-mer oligonucleotide, it regulates cell differentiation and proliferation. Aprinocarsen sodium inhibits the growth of human tumor cell lines in nude mice. Aprinocarsen sodium shows the value as a chemotherapeutic compound of human cancers.

D-erythro-Sphingosine-d₇ is the deuterium labeled D-erythro-Sphingosine. D-erythro-Sphingosine (Erythrosphingosine) is a very potent activator of p32-kinase with an EC₅₀ of 8 μM, and inhibits protein kinase C (PKC). D-erythro-Sphingosine (Erythrosphingosine) is also a PP2A activator.

SB 220025 is a reversible, orally active, cell-permeable, ATP-competitive and selective human p38 MAPK inhibitor (IC₅₀ = 60 nM). SB 220025 also inhibits p56^Lck and PKC with IC₅₀ values of 3.5 and 2.89 µM, respectively. SB 220025 inhibits the expression of IL-8 gene in response to globular adiponectin (gAd), reduces inflammatory cytokine production and inhibits angiogenesis. SB 220025 effectively prevents the progression of arthritis in a chronic inflammatory disease model and can be used in the study of inflammation.

(rac)-AR-13503 ((rac)-AR-13324 M1 metabolite) is the isoform of AR-13503 (HY-12798C). AR-13503 a ROCK/PKC inhibitor, inhibiting angiogenesis and enhancing retinal pigment epithelium (RPE) permeability. AR-13503 also inhibits the formation of aberrant neovascularization (NV) in oxygen-induced retinopathy (OIR) model in mice.

Bisindolylmaleimide II is a general inhibitor of all PKC subtypes.

MANS peptide is an inhibitor for myristoylated alanine-rich C kinase substrate (MARCKS), which competes with MARCKS in cells for membrane binding, and thus inhibits the stimulation of mucin secretion and tumor metastasis.

Cholesterol sulfate sodium-d₇ is the deuterium labeled Cholesterol sulfate sodium. Cholesterol sulfate sodium is a naturally occurring, orally active cholesterol derivative that is widely distributed in various tissues and body fluids. Cholesterol sulfate sodium acts as a DOCK2 inhibitor, with IC₅₀ values of 2 μM and 2.9 μM against mouse and human targets, respectively. Cholesterol sulfate sodium restricts excessive neutrophil infiltration and alleviates intestinal inflammation and damage. Cholesterol sulfate sodium serves as an activator of protein kinase C (PKC), which promotes squamous cell differentiation and inhibits skin carcinogenesis. Cholesterol sulfate sodium regulates cholesterol homeostasis and cellular metabolism by activating the AMPK-Sirt1 pathway. Cholesterol sulfate sodium can be used in research related to actinic keratitis, ulcerative colitis, skin cancer, and other conditions.

PKCα (C2-4) inhibitor peptide is a PKCα specific inhibitor peptide that blocks the inhibition of I_Kr by the α_1A adrenoreceptor agonist A-61603 (HY-101366).

DL-erythro-Dihydrosphingosine is a sphingosine-based PKC inhibitor. DL-erythro-Dihydrosphingosine directly inhibits the enzymatic activity of PLA2. DL-erythro-Dihydrosphingosine inhibits the activity of Bcl-2 protein involved in apoptosis. DL-erythro-Dihydrosphingosine inhibits the activity of matrix metalloproteinases (MMP). DL-erythro-Dihydrosphingosine is applicable for research on cancer and inflammatory diseases.

Ro 31-8220 formic is a potent PKC inhibitor, with IC₅₀s of 5, 24, 14, 27, 24 and 23 nM for PKCα, PKCβI, PKCβII, PKCγ, PKCε and rat brain PKC, respectively. Ro 31-8220 formic also significantly inhibits MAPKAP-K1b, MSK1, S6K1 and GSK3β (IC₅₀s, 3, 8, 15, and 38 nM, respectively). Ro 31-8220 formic can also inhibit the expression of MKP-1, induce the expression of c-Jun, and activate JNK, and these effects possess pharmacological properties independent of PKC.

Bakkenolide A is an anticancer agent. Bakkenolide A reduces the viability of leukemia cells, inhibits cell colony formation and invasion, and downregulates the expression of HDAC3 in cells. Bakkenolide A downregulates the expression of pro-inflammatory cytokines including TNF-α, interleukins such as IL-1β, TGF-β1 and IFN-γ, as well as the expression of PI3K, PDK and PKC in leukemia cells. Bakkenolide A downregulates activated Akt, GSK and Bad, while upregulates Cyto-c, cleaved Caspase3 and cleaved Caspase7, induces apoptosis (apoptosis) in leukemia cells and thereby inhibits inflammatory responses in leukemia cells. Bakkenolide A significantly slows the growth of subcutaneous leukemia tumors in nude mice. Bakkenolide A is applicable to leukemia-related research.

Staurosporine (AM-2282) (GMP) is Staurosporine (HY-15141) produced by using GMP guidelines. GMP small molecules works appropriately as an auxiliary reagent for cell therapy manufacture. Staurosporine is a potent, ATP-competitive and non-selective inhibitor of protein kinases.

Tazanolast (TO 188) is an orally active selective mast cell stabilizer. Tazanolast prevents the elevation of intracellular calcium concentration, inhibits calcium uptake and Protein kinase C translocation, without directly inhibiting phospholipase C. Tazanolast inhibits ozone-induced airway hyperresponsiveness to Methacholine in guinea pigs, as well as passive cutaneous anaphylaxis, Schultz-Dale reaction, experimental asthma, passive cutaneous anaphylaxis in rats, and increased cutaneous vascular permeability in rats. Tazanolast does not alter airway responsiveness in sham-exposed guinea pigs, cell distribution in bronchoalveolar lavage fluid after ozone exposure, type II-IV allergic reactions, or histamine release from atopic leukocytes. Tazanolast can be used in research related to allergic diseases.

Staurosporine (Standard) is the analytical standard of Staurosporine. This product is intended for research and analytical applications. Staurosporine is a potent, ATP-competitive and non-selective inhibitor of protein kinases with IC50s of 6 nM, 15 nM, 2 nM, and 3 nM for PKC, PKA, c-Fgr, and Phosphorylase kinase respectively. Staurosporine also inhibits TAOK2 with an IC50 of 3 μM. Staurosporine is an apoptosis inducer[1][2][3][4][5].

7-Hydroxystaurosporine (UCN-01), a derivative of Staurosporine (HY-15141), is a selective protein kinase C (PKC) inhibitor with antitumor activity. 7-hydroxystaurosporine induces apoptosis and inhibits cell proliferation in colon carcinoma and leukemia cells, suppresses invasion and migration in glioblastoma cells. 7-Hydroxystaurosporine exhibits efficacy in breast cancer xenograft mouse models. 7-Hydroxystaurosporine can be used for colon carcinoma, breast cancer, glioblastoma and leukemia research.

SAMβA TFA is a rationally designed selective antagonist of Mfn1-βIIPKC association and can bind to TAT (HY-P0281). SAMβA TFA is a selective inhibitor of mitofusin 1-βIIPKC association improves heart failure outcome in rats.

H-8 dihydrochloride is a selective Cyclic nucleotide-dependent protein kinase inhibitor. H-8 dihydrochloride potently inhibits cGMP- and cAMP-dependent protein phosphorylation. H-8 dihydrochloride enhances the vasodilatory effect induced by 8-bromo-cAMP (HY-12306A). H-8 dihydrochloride fails to attenuate the vasodilatory effects induced by 8-bromo-cGMP (HY-101379A), atrial natriuretic peptide II, or Sodium nitroprusside (HY-B0564) in rat aorta.

Protein Kinase C (19-31), a peptide inhibitor of protein kinase C (PKC), derived from the pseudo-substrate regulatory domain of PKCa (residues 19-31), is used as protein kinase C substrate peptide for testing the protein kinase C activity.