Influenza Virus Inhibitor

Kistamicin B has antiviral effect, and its ID₅₀s against influenza virus MDCK cells and herpes simplex virus are respectively 1.8 μg/mL and 30 μg/mL.

Curcumin-d₃ (Diferuloylmethane-d₃ ) is deuterium labeled Curcumin (HY-N0005). Curcumin (Diferuloylmethane), a natural phenolic compound, is a p300/CREB-binding protein-specific inhibitor of acetyltransferase, represses the acetylation of histone/nonhistone proteins and histone acetyltransferase-dependent chromatin transcription. Curcumin is a photosensitizer against microorganisms. Curcumin shows inhibitory effects on NF-κB and MAPKs, and has diverse pharmacologic effects including anti-inflammatory, antioxidant, antiproliferative and antiangiogenic activities. Curcumin induces stabilization of Nrf2 protein through Keap1 cysteine modification.

ent-Oseltamivir, the enantiomer of Oseltamivir (HY-13317), is a neuraminidase (NA) of influenza virus inhibitor. ent-Oseltamivir is promising for research of influenza virus infections.

Carbinoxamine maleate salt (Standard) is the analytical standard of Carbinoxamine maleate salt (HY-B1589A). This product is intended for research and analytical applications. Carbinoxamine maleate salt is a blood-brain barrier-permeable histamine H1 receptor antagonist. Carbinoxamine maleate salt blocks the action of histamine on H1 receptors, reducing symptoms such as sneezing, rhinitis, rhinorrhea, erythema, pruritus and urticaria. Carbinoxamine maleate salt inhibits influenza virus entry into cells via endocytosis, targets the early stage of the viral life cycle, and simultaneously reduces viral replication levels in the lungs, alleviating pathological damage and inflammatory responses in lung tissues. Carbinoxamine maleate salt can be used in research on allergic rhinitis, influenza, etc.

Favipiravir-¹³C3 is the ¹³C labeled isotope of Favipiravir (HY-14768). Favipiravir (T-705) is a potent viral RNA polymerase inhibitor, it is phosphoribosylated by cellular enzymes to its active form, Favipiravir-ribofuranosyl-5′-triphosphate (RTP). Favipiravir-RTP inhibits the influenza viral RNA-dependent RNA polymerase (RdRP) activity with an IC₅₀ of 341 nM.

Tenuazonic acid (Standard) is the analytical standard of Tenuazonic acid. This product is intended for research and analytical applications. Tenuazonic acid is a nonhost-selective mycotoxin belonging to the tetramic acids family. Tenuazonic acid inhibits protein biosynthesis on ribosomes by suppressing the release of new protein. Tenuazonic acid is acutely toxic, and oral LD₅₀ is set between 81-186 mg/kg in rats and mice. Tenuazonic acid blocks electron transport beyond the primary quinone receptor (QA) by interacting with the D1 protein and is a photosystem II (PSII) inhibitor. In addition, Tenuazonic acid has antiviral effects on measles virus, enterovirus, respiratory virus and so on. Tenuazonic acid has an inhibitory effect on skin cancer.

Elemicin is an orally active alkenylbenzene widely distributed in many herbs and spices. Elemicin inhibits Stearoyl-CoA Desaturase 1 (SCD1) by metabolic activation. Elemicin has anti-influenza activities, antimicrobial, antioxidant, and antiviral activities. Elemicin and its reactive metabolite of 1′-Hydroxyelemicin can induce hepatotoxicity.

Fluvirucin A2 is an antibiotic against influenza A virus.

NS1-IN-1 (REDD1 inducer-1) is a naphthalimide compound and an NS1 inhibitor. NS1-IN-1 antagonizes influenza A virus NS1-mediated inhibition of host gene expression and induces REDD1 expression. NS1-IN-1 suppresses the mTORC1 signaling pathway via a TSC1-TSC2 dependent mechanism. NS1-IN-1 exhibits broad antiviral activity against influenza virus and vesicular stomatitis virus (VSV), with low toxicity.

Urumin has antiviral activity against the human influenza A virus. Urumin inhibits the growth of PR8 influenza virus (IC₅₀: 3.8 μM). Urumin targets the conserved stalk of H1 hemagglutini, and is effective at neutralizing drug-resistant H1 influenza viruses. Urumin protects naive mice from lethal influenza infection.

Baloxavir (Standard) is the analytical standard of Baloxavir. This product is intended for research and analytical applications. Baloxavir (Baloxavir acid), derived from the proagent Baloxavir marboxil, is a first-in-class, potent and selective cap-dependent endonuclease (CEN) inhibitor within the polymerase PA subunit of influenza A and B viruses. Baloxavir inhibits viral RNA transcription and replication and has potently antiviral activity.

Molnupiravir (Standard) is the analytical standard of Molnupiravir. This product is intended for research and analytical applications. Molnupiravir (EIDD-2801) is an orally bioavailable proagent of the ribonucleoside analog EIDD-1931. Molnupiravir has broad spectrum antiviral activity against influenza virus and multiple coronaviruses, such as SARS-CoV-2, MERS-CoV, SARS-CoV. Molnupiravir has the potential for the research of COVID-19, and seasonal and pandemic influenza.

Anthraquinone-2-carboxylic acid (Standard) is the analytical standard of Anthraquinone-2-carboxylic acid (HY-W031757). This product is intended for research and analytical applications. Anthraquinone-2-carboxylic acid is an orally active anthraquinone compound and Antibacterial agent. Anthraquinone-2-carboxylic acid can be isolated from Bajitian. Anthraquinone-2-carboxylic acid inhibits the activation of DPP-IV, COX-2, NF-κB and AP-1. Anthraquinone-2-carboxylic acid blocks IAV-induced activation of the RIG-I/STAT1 pathway, alleviates IAV-mediated weight loss, and protects against lethal IAV infection. Anthraquinone-2-carboxylic acid inhibits the growth of various Staphylococcus strains. It possesses potent anti-inflammatory, immunomodulatory, analgesic and antibacterial activities.\n

ML416 is a broad-spectrum antiviral agent. ML416 inhibits host de novo pyrimidine biosynthesis, and induces a variety of interferon-stimulated genes (ISGs). ML416 can be used for the research of viral infections including alphaviruses, influenza virus, and HIV-1.

IAV-IN-3 (Compound (R,S)-16s) is an anti-influenza A virus (IAV) agent (EC₅₀ = 0.134 μM) with weak cytotoxicity (CC₅₀ = 15.35 μM for MDCK cells). IAV-IN-3 inhibits IAV polymerase with an IC₅₀ of 0.045 μM.

Daphnoretin (Dephnoretin; Thymelol) (Standard) is the analytical standard of Daphnoretin (HY-N0699). This product is used for research and analytical applications. Daphnoretin is a protein kinase C (PKC) activator that can inhibit the expression of hepatitis B virus (HBV) surface antigen (HBsAg) and has antiviral activity. Daphnoretin exerts its anti-tumor effect by inhibiting the activation of the PI3K/AKT signaling pathway, triggering the mitochondrial apoptosis pathway. Daphnoretin alleviates chondrocyte apoptosis and inflammatory responses by inhibiting endoplasmic reticulum stress and the activation of the NLRP3 inflammasome. Daphnoretin can regulate the differentiation and maturation of dendritic cells, by down-regulating the phosphorylation level of JNK, inhibiting its immune stimulating function, thereby playing a protective role in skin transplant rejection reactions.

Anti-Influenza agent 6 (compound 19b) shows inhibitory activity against A/WSN/33/H1N1 (EC₅₀ = 0.015 μM) and influenza B virus Yamagata/16/88 (EC₅₀ = 0.073 μM) and Victotis/2/87 (EC₅₀ = 0.067 μM).

PAN endonuclease-IN-4 (Compound 41) is an inhibitor of PAN endonuclease with antiviral properties. PAN endonuclease-IN-4 is the prodrug of 39-(S). PAN endonuclease-IN-4 can significantly suppress viral replication in an A/WSN/33 infected mouse model.

Tilorone (dihydrochloride) (Standard) is the analytical standard of Tilorone (dihydrochloride). This product is intended for research and analytical applications. Tilorone dihydrochloride is an orally active interferon (IFN) inducer with broad-spectrum antiviral activities. Tilorone dihydrochloride possesses robust anti-Severe fever with thrombocytopenia syndrome virus (SFTSV) activity in vitro and in vivo through stimulation of host innate immunity. Tilorone dihydrochloride can penetrate the blood-brain barrier to activate HIF in the CNS.Tilorone dihydrochloride exhibits an inhibitory activity with EC₅₀ of 230 nM against Ebola virus (EBOV).

Acid Red 94 sodium (80%), a synthetic fluorescein derivative, is a deep red dye primarily composed of 4,5,6,7-tetrachloro-2,4,5,7-tetraiodo fluorescein. Acid Red 94 sodium (80%) is widely used as an ophthalmic diagnostic agent to detect dry or damaged cells on the ocular surface. Acid Red 94 sodium (80%) exhibits antitumor activity and can inhibit Friend Leukemia Virus (FLV) infection through photodynamic action. Additionally, Acid Red 94 sodium (80%) can inhibit Aβ aggregation through light irradiation. Acid Red 94 sodium (80%) holds potential for use in cancer, viral infections, and neurodegenerative disease research.