Influenza A virus-IN-5 (Compound 16e) is a potent, orally active anti-influenza A virus (IAV) agent with an IC50 of 1.29 μM. Influenza A virus-IN-5 inhibits the transcription and replication of viral RNA with acceptable cytotoxicity[1].
SC75741 is a broad and efficient NF-κB inhibitor with an IC50 of 200 nM for p65[1]. SC75741 blocks influenza viruses (IV) replication in non-toxic concentrations. SC75741 impairs DNA binding of the NF-κB subunit p65, resulting in reduced expression of cytokines, chemokines, and pro-apoptotic factors. SC75741 subsequently inhibits caspase activation and blocks caspase-mediated nuclear export of viral ribonucleoproteins[2].
Lactimidomycin is a glutarimide-containing compound isolated from Streptomyces. Lactimidomycin is a potent inhibitor of eukaryotic translation elongation. Lactimidomycin has a potent antiproliferative effect on tumor cell lines and selectively inhibit protein translation. Lactimidomycin inhibits protein synthesis with an IC50 value of 37.82 nM. Lactimidomycin is also a potent and non-toxic inhibitor of dengue virus 2 and other RNA viruses. Anticancer and antiviral activities[1][2].
A potent TLR7/8 agonist and cytokine inducer; stimulates type I interferon (IFN) and other cytokines such as TNF-alpha, IL-12, and IFN-gamma from rat peripheral blood mononuclear cells; induces IL-12 and COX-2 expression in mDC from HIV+ and HIV- individuals, and inhibits H3N2 influenza viral replication in the nasal cavity; potentiates NK cytotoxicity, and shows antitumor effects in scid/B6 mice and scid/NOD mice.
Clemastanin B, a lignin, has potent anti-influenza activities by inhibiting the virus multiplication, prophylaxsis and blocking the virus attachment. Clemastanin B targets viral endocytosis, uncoating or ribonucleoprotein (RNP) export from the nucleus. Clemastanin B has antioxidant and anti-inflammatory activities[1][2][3].
5-Aminouridine can modify nucleobases and can be incorporated into the target DNA. 5-Aminouridine exhibits a wide range of biological activity and it inhibits the growth of tumors, fungi and viruses[1][2][3].
Polygalasaponin XXXI (Onjisaponin F) is an effective adjuvant for intranasal administration of influenza Influenza hemagglutinin (HA) vaccine to protect influenza virus infection[1].
Cap-dependent endonuclease-IN-22 is a potent cap-dependent endonuclease (CEN) inhibitor[1].
SP187 is a host-targeted iminosugar with activity against filovirus infections in vitro and in vivo. SP187 is active against influenza and dengue in vivo.
Influenza NP (147-155) is a Kd restricted epitope from influenza nucleoprotein[1].
Ermanin is a flavonoid isolated from Tanacetum microphyllum. Ermanin potently inhibits iNOS, COX-2 activities, and inhibits platelet aggregation. Ermanin has anti-inflammatory, anti-tuberculous and anti-viral/bacterial properties[1][2].
1,4-Epidioxybisabola-2,10-dien-9-one is a 1,4-epidioxy-bisabola-2,12-diene derivate, which can be isolated from Curcuma longa L. 1,4-Epidioxybisabola-2,10-dien-9-one exhibits antiviral activity against influenza virus A/PR/8/34 (H1N1) in the MDCK cell line with an IC50 of 16.79 ± 4.03 μg/mL[1].
Cap-dependent endonuclease-IN-19 is a potent inhibitor of cap-dependent endonuclease (CEN). Cap-dependent endonuclease-IN-19 is a spirocyclic pyridone derivative. Cap-dependent endonuclease-IN-19 has strong inhibitory effect on RNA polymerase activity of A virus (extracted from patent CN111410661A, compound 1)[1].
QL-X-138 is a selective and potent BTK/MNK dual kinase inhibitor with IC50 of 8, 107.4, and 26 nM for BTK, MNK1, and MNK2, respectively; exhibits covalent binding to BTK and noncovalent binding to MNK; enhances the antiproliferative efficacies in vitro against a variety of B-cell cancer cell lines, as well as AML and CLL primary patient cells; arrests cell cycle progression and strongly induces apoptosis.
(±)-Trolline ((±)-Oleracein E), an isoquinoline alkaloid, exhibits antibacterial activity against respiratory bacteria and antiviral activity against influenza virus A and B. (±)-Trolline significantly induces HSC apoptosis. (±)-Trolline can be used for the research of liver fibrosis[1].
U0126 is a potent, non-ATP competitive and selective MEK1 and MEK2 inhibitor, with IC50s of 72 nM and 58 nM, respectively. U0126 is an autophagy and mitophagy inhibitor[1][2][3][4].
Amantadine (1-Adamantanamine) is an antiviral agent with activity against influenza A viruses. Amantadine blocks the proton flow through the M2 ion channel (M2 proton channel of influenza A) and thus prevents the release of viral RNA into the cytoplasm of the infected cells. Amantadine is an antiparkinsonian agent[1][2].
Influenza virus-IN-5 (Compound 5f) is an inhibitor of influenza virus hemagglutinin (HA) with an EC50 of 1 nM against influenza A/H3N2 virus[1].
Antiviral agent 19 (Compound 3) is a selective inhibitor against Zika virus infection with an EC50 of 1.3 µM. Antiviral agent 19 has low cytotoxicity[1].
Influenza virus-IN-1 (compound 14) is a potent influenza A virus inhibitor with an EC50 of 2.46 µM and CC50 of >200 µM. Influenza virus-IN-1 shows a concentration dependent inhibition activity for PAN endonuclease with EC50 of 312.36 nM. Influenza virus-IN-1 shows shows anti-influenza A virus activities[1].
3-Azaspiro[5.5]undecane (4,4-Pentamethylenepiperidine) hydrochloride is an inhibitor targeting the WT influenza A virus M2 (A/M2), with an IC50 of 1 μM[1].
Caesalmin E is a natural cassane furanoditerpene with anti-Para3 (Parainfluenza virus type 3) virus activities[1].
Onradivir is a significantly better anti-influenza virus agent extracted from patent WO2021047437 A1.
GS 4104, the ethyl ester prodrug of GS 4071, is an inhibitor of influenza virus neuraminidase with an IC50 of approximately 100 nM.
Cletoquine (Desethylhydroxychloroquine) is a major active metabolite of Hydroxychloroquine. Cletoquine is produced in the liver by CYP2D6, CYP3A4, CYP3A5, and CYP2C8 isoenzymes. Cletoquine is also a Chloroquine derivative and has the ability to against the chikungunya virus (CHIKV). Cletoquine has antimalarial effects and has the potential for autoimmune diseases treatment[1][2].
Cephaeline hydrochloride ((-)-Cephaeline hydrochloride) is a phenolic alkaloid in Indian Ipecac roots. Cephaeline hydrochloride exhibits potent inhibition of both Zika virus (ZIKV) and Ebola virus (EBOV) infections[1][2].
2'-Deoxy-2'-fluorouridine-d2 is the deuterium labeled 2'-Deoxy-2'-fluorouridine[1]. 2'-Deoxy-2'-fluorouridine can be used as an intermediate for antiinfluenza virus agents synthesis[2].
N-Glycolylneuraminic acid is a nonhuman sialic acid molecule synthesized in pigs but not in humans. N-Glycolylneuraminic acid works as a decoy receptor of N-Glycolylneuraminic acid-binding influenza A viruses (IAVs)[1].
Aurintricarboxylic acid is a nanomolar-potency, allosteric antagonist with selectivity towards αβ-methylene-ATP-sensitive P2X1Rs and P2X3Rs, with IC50s of 8.6 nM and 72.9 nM for rP2X1R and rP2X3R, respectively[1]. Aurintricarboxylic acid is a potent anti-influenza agent by directly inhibiting the neuraminidase[2]. Aurintricarboxylic acid is an inhibitor of topoisomerase II and apoptosis[3]. Aurintricarboxylic acid is a selective inhibitor of the TWEAK-Fn14 signaling pathway[4].
Aprotinin is a bovine pancreatic trypsin inhibitor (BPTI) inhibitor which inhibits trypsin and chymotrypsin with Kis of 0.06 pM and 9 nM, respectively.