Infection

Chlorquinaldol (Standard) is the analytical standard of Chlorquinaldol. This product is intended for research and analytical applications. Chlorquinaldol (Chloquinan) is an antibacterial agent with the potential use in topical skin conditions and vaginal infections. Chlorquinaldol is a β-catenin/TCF4 inhibitor, showing anti-proliferation, anti-migration, and apoptosis-inducing activity in cancer cells.

LQFM326 is an antimycobacterial agent. LQFM326 shows MIC of 15.6 μg/mL against Mycobacterium tuberculosis H37Ra and 12.5 μg/mL against clinical strains. LQFM326 can cause depressions and pores to appear on the surface of the mycobacterium causing abscesses, shortening the bacterial length, increasing its thickness, and damaging the integrity of the cell wall. LQFM326 can be used for the research of tuberculosis.

N-Demethylvancomycin is a glycopeptide antibiotic which can be extracted from Nocardia orientalis and active against several strains of S. aureus and S. epidermidis. N-Demethylvancomycin can be used for infection research.

Hypelcin A-II has anti-Gram-negative bacterial and fungal activity.

Octacosyl (E)-ferulate (Erythrinasinate B) (Compound 1) is an antiplasmodial compound. Octacosyl (E)-ferulate can be isolated from Erythrina.

CHIKV nsP2 protease-IN-3 (Compound 5) is an irreversible covalent inhibitor targeting the nonstructural protein 2 (nsP2) cysteine protease of chikungunya virus (CHIKV) (IC₅₀=0.5 μM). CHIKV nsP2 protease-IN-3 inhibits viral RNA replication. CHIKV nsP2 protease-IN-3 is promising for research of alphaviruses.

Altenuisol is a compound that can be found in the pathogenic fungus of the genus Alternaria in Xanthium italicum. It has herbicidal activity. At a low concentration of Altenuisol (10 μg/mL), it promotes the root growth of Pennisetum alopecuroides and Medicago sativa by 75.2% and 51.0% respectively. At a high concentration of Altenuisol (1000 μg/mL), the inhibition rates of root growth of Pennisetum alopecuroides and Medicago sativa are 52.0% and 42.0% respectively. In addition, Altenuisol is cytotoxic to HeLa cells and also exhibits antibacterial and antioxidant activities. Altenuisol is expected to be used in research in fields such as agricultural weeding, anti - tumor, and anti - infection .

Hypoxanthine-¹³C,¹⁵N₂ is a ¹⁵N-labeled and ¹³C-labled Hypoxanthine (HY-N0091). Hypoxanthine, a purine derivative, is a potential free radical generator and could be used as an indicator of hypoxia.

SDH-IN-32 is a succinate dehydrogenase (SDH) inhibitor with an IC₅₀ of 2.74 μM. SDH-IN-32 exhibits excellent antifungal activity. SDH-IN-32 can destroy the cell membrane structure and increase the permeability of the cell membrane. SDH-IN-32 can decrease the mitochondrial membrane potential (MMP), thereby inducing cell apoptosis and inhibiting the normal growth of mycelia. SDH-IN-32 can be used for the research of infection.

HeE1-2Tyr (Standard) is the analytical standard of HeE1-2Tyr (HY-100749). This product is intended for research and analytical applications. HeE1-2Tyr, a pyridobenzothiazole compound, is a flavivirus RNA dependent RNA polymerases (RdRp) inhibitor. HeE1-2Tyr significantly inhibits West Nile, Dengue and SARS-CoV-2 RdRps (IC50 of 27.6 μM) activity in vitro.

DDD100097 is a potent acyltransferase (TbNMT) inhibitor with an IC₅₀ value of 2 nM. DDD100097 can significantly improve blood-brain barrier permeability. DDD100097 can be used in the study of African trypanosomiasis.

HC102A is an Antibacterial agent and an inhibitor of DosS and DosT histidine sensor kinases, with an IC₅₀ of 1.9 μM against Mycobacterium tuberculosis DosS. HC102A does not alter the heme redox state of sensor kinases. HC102A reduces triacylglycerol synthesis and accumulation, decreases the survival rate of Mtb under non-replicating persistent and hypoxic conditions, and enhances the sensitivity of Mtb to Isoniazid (HY-B0329). HC102A can be used in research related to tuberculosis.

Pelagiomicin C has the activity against Gram-positive bacteria and Gram-negative bacteria.

Cefetamet (Standard) is the analytical standard of Cefetamet (HY-A0111). This product is intended for research and analytical applications. Cefetamet (Ro 15-8074) is a cephalosporin antibiotic and the active metabolite of Cefetamet pivoxil (HY-B1894A). Cefetamet binds to bacterial penicillin-binding protein (PBP) (IC₅₀ for PBP3 in Escherichia coli W3110 is 2.5 μg/mL). Cefetamet has significant activity against Gram-negative bacteria such as Enterobacteriaceae, Neisseria species, and Haemophilus influenzae, as well as Gram-positive bacteria such as Streptococcus. Cefetamet kills and lyses Treponema pallidum. Cefetamet can be used in the research of respiratory tract, urinary tract, ear, nose and throat infections, and syphilis.

Antifungal agent 159 is an antifungal agent with broad-spectrum activity against phytopathogenic fungi. Antifungal agent 159 binds tightly to the active sites of exo-β-(1,3)-glucanase, topoisomerase II-DNA-nucleotide, dihydrofolate reductase, sterol 14-α demethylase and chitin synthase. Antifungal agent 159 can be used in studies related to phytopathogenic fungal infections.

Chandrananimycin B has anti-mucor activity, as well as anti-tumor cell activity such as CCL HT29, MFXF 529L, MACL McF-7.

Oganomycin GA is Streptomyces str. oganonensis Y-G 19Z and Oganomycin A is produced when p-hydroxycinnamate sodium salt is added to the fermentation medium. Under the action of D-amino acid oxidase, A generates glutaryl derivative, GA; A and GA were converted to B and GB by acid hydrolysis to remove sulfate esters. The effect of B on d-amino acid oxidase was also changed to GB. A and B were more stable than A and B of cemycin, and had stronger effect against Gram-positive and Gram-negative bacteria than Gram-positive bacteria.

Oseltamivir acid (Standard) is the analytical standard of Oseltamivir acid. This product is intended for research and analytical applications. Oseltamivir acid (GS 4071), the active metabolite of Oseltamivir phosphate, is an orally bioavailable, potent and selective inhibitor of influenza virus neuraminidase (IC₅₀=2 nM) with activity against both influenza A and B viruses.

Chinifur (Quinifuryl), a Nitrofuran derivative, is a selective inhibitor of trypanothione reductase and also a radical-generating substrate for trypanothione reductase (K_i = 4.5 μM).

Delavirdine (Standard) is the analytical standard of Delavirdine. This product is intended for research and analytical applications. Delavirdine (U 90152) is a potent, highly specific and orally active non-nucleoside reverse transcriptase inhibitor (NNRTI). Delavirdine selectively inhibits HIV-1 reverse transcriptase (RT) (IC50=0.26?μM) over DNA polymerase?α?(IC50=440 μM) and polymerase?δ (IC50>550?μM). Delavirdine is an inhibitor of HIV-1 replication and can can be used for the study of AIDs.