Antibiotics

Ethionamide (Standard) is the analytical standard of Ethionamide. This product is intended for research and analytical applications. Ethionamide (2-ethylthioisonicotinamide) is a second-line anti-tuberculosis antibiotic.

Clofoctol (Standard) is the analytical standard of Clofoctol. This product is intended for research and analytical applications. Clofoctol is a bacteriostatic antibiotic. Clofoctol is used in the treatment of respiratory tract and ear, nose and throat infections caused by Gram-positive bacteria. Clofoctol is only functional against Gram-positive bacteria and can penetrate into human lung tissue. Clofoctol is also an inhibitor of prostate cancer. Clofoctol has antiviral potency.

Ascomycin (Standard) is the analytical standard of Ascomycin. This product is intended for research and analytical applications. Ascomycin (Immunomycin; FR-900520; FK520) is an ethyl analog of Tacrolimus (FK506) with strong immunosuppressant properties. Ascomycin is also a macrocyclic polyketide antibiotic with multiple biological activities such as anti-malarial, anti-fungal and anti-spasmodic. Ascomycin prevents graft rejection and has potential for varying skin ailments research[1][2].

Brefeldin A (Standard) (BFA (Standard)) is the analytical standard of Rutin. This product is intended for research and analytical applications. Brefeldin A (BFA) is a lactone antibiotic and a specific inhibitor of protein trafficking. Brefeldin A blocks the transport of secreted and membrane proteins from endoplasmic reticulum to Golgi apparatus. Brefeldin A is also an autophagy and mitophagy inhibitor. Brefeldin A inhibits HSV-1 and has anti-cancer activity.

Erythromycin (Standard) is the analytical standard of Erythromycin. This product is intended for research and analytical applications. Erythromycin is a macrolide antibiotic produced by actinomycete?Streptomyces erythreus?with a broad spectrum of antimicrobial activity. Erythromycin binds to bacterial 50S ribosomal subunits and inhibits?RNA-dependent protein synthesis?by blockage of transpeptidation and/or translocation reactions, without affecting synthesis of nucleic acid. Erythromycin also exhibits antitumor and neuroprotective effect in different fields of research.

Streptomycin (sulfate) (Standard) is the analytical standard of Streptomycin (sulfate). This product is intended for research and analytical applications. Streptomycin sulfate is an aminoglycoside antibiotic, that inhibits protein synthesis.

Apramycin (sulfate) (Standard) is the analytical standard of Apramycin (sulfate). This product is intended for research and analytical applications. Apramycin (EBL 1003) is an orally active, acidic pH tolerant and aminoglycoside-modifying-enzymes-tolerant aminoglycoside antibiotic which inhibits protein biosynthesis by targeting the bacterial ribosome. Apramycin is a potential anti-drug-resistance antibiotic.

DIMBOA (Standard) is the analytical standard of DIMBOA. This product is intended for research and analytical applications. DIMBOA, an antibiotic, has antibacterial properties and inhibits bacteria such as Staphylococcus aureus and the mycotoxin-producing fungus Fusarium graminearum (which causes scab). DIMBOA exhibits strong free radical scavenging activity and weak iron(III) ion reducing activity, and has antioxidant activity. DIMBOA inhibits the biosynthesis and accumulation of toxic trichothecenes by affecting the expression of Tri6 and Tri5. DIMBOA reduces plant susceptibility to scab. DIMBOA also exhibits cytotoxicity to plant cells, causing plasmolysis, cell collapse, and cell rupture[1][2][3][4][5].

Doramectin (Standard) is the analytical standard of Doramectin. This product is intended for research and analytical applications. Doramectin is a derivative of Ivermectin (HY-15310). Doramectin is a potent antiparasitic antibiotic. Doramectin is an active compound against S.mansoni in an NMRI mouse infection model.

Natamycin (Standard) is the analytical standard of Natamycin. This product is intended for research and analytical applications. Natamycin (Pimaricin) is a macrolide antibiotic agent produced by several Streptomyces strains. Natamycin inhibits the growth of fungi via inhibition of amino acid and glucose transport across the plasma membrane. Natamycin is a food preservative, an antifungal agent in agriculture, and is widely used for fungal keratitis research.

Nalidixic acid (Standard) is the analytical standard of Nalidixic acid. This product is intended for research and analytical applications. Nalidixic acid, a quinolone antibiotic, is effective against both gram-positive and gram-negative bacteria. Nalidixic acid acts in a bacteriostatic manner in lower concentrations and is bactericidal in higher concentrations. Nalidixic acid inhibits a subunit of DNA gyrase and topoisomerase IV and reversibly blocks DNA replication in susceptible bacteria.

Tylosin (phosphate) (Standard) is the analytical standard of Tylosin (phosphate). This product is intended for research and analytical applications. Tylosin phosphate is a macrolide antibiotic found naturally as a fermentation product of Streptomyces fradiae. Tylosin tartrate exerts potent antimicrobial activity against Gram-positive bacteria. Tylosin phosphate is widely used as a feed additive for promoting animal growth. Tylosin phosphate is used for veterinary purposes against bacterial dysentery and respiratory diseases in poultry, pigs and cattle.

Tazobactam (Standard) is the analytical standard of Tazobactam. This product is intended for research and analytical applications. Tazobactam (CL-298741) is a potent β-lactamases inhibitor and penicillin antibiotic. Tazobactam has antibacterial activity. Tazobactam can be used for pneumonia research.

Penicillin G sodium salt (Standard) is the analytical standard of Penicillin G sodium salt. This product is intended for research and analytical applications. Penicillin G sodium salt is a typical β-lactam antibiotic.

Bafilomycin A1 (Standard) is the analytical standard of Bafilomycin A1 (HY-100558). This product is intended for research and analytical applications. Bafilomycin A1 (BafA1) is a specific and reversible inhibitor of vacuolar H⁺-ATPase (V-ATPase) with IC₅₀ values of 4-400 nmol/mg. Bafilomycin A1, a macrolide antibiotic, is also used as an autophagy inhibitor at the late stage. Bafilomycin A1 blocks autophagosome-lysosome fusion and inhibits acidification and protein degradation in lysosomes of cultured cells. Bafilomycin A1 induces apoptosis.

Tubercidin (Standard) is the analytical standard of Tubercidin. This product is intended for research and analytical applications. Tubercidin (7-Deazaadenosine) is an antibiotic obtained from Streptomyces tubercidicus. Tubercidin inhibits the growth of Streptococcus faecalis (8043) with an IC50 of 0.02 μM[1]. Tubercidin inhibits polymerases by incorporating DNA or RNA, thereby inhibiting DNA replication, RNA and protein synthesis[2]. Tubercidin is a weak inhibitor of adenosine phosphorylase, and interferes with the phosphorylation of adenosine and AMP[1]. Tubercidin has antiviral activity[2].

Nigericin (sodium salt) (Standard) is the analytical standard of Nigericin (sodium salt). This product is intended for research and analytical applications. Nigericin sodium salt is an antibiotic derived from Streptomyces hygroscopicus that act as a K⁺/H⁺ ionophore, promoting K⁺/H⁺ exchange across mitochondrial membranes. Nigericin sodium salt is a NLRP3 activator. Nigericin sodium salt shows promising anti-cancer activities through decreasing intracellular pH (pHi), and inactivation of Wnt/β-catenin signals. Nigericin sodium salt induces pyroptosis through caspase 1/GSDMD in TNBC.

4-Methoxycinnamic acid (Standard) is the analytical standard of 4-Methoxycinnamic acid. This product is intended for research and analytical applications. 4-Methoxycinnamic acid is detected as natural phenylpropanoid in A. preissii.

2-(1-Piperazinyl)pyrimidine (Standard) is the analytical standard of 2-(1-Piperazinyl)pyrimidine. This product is intended for research and analytical applications. 2-(1-Piperazinyl)pyrimidine is the major metabolite of Tandospirone (HY-14558).

Epothilone A (Standard) is the analytical standard of Epothilone A. This product is intended for research and analytical applications. Epothilone A is a competitive inhibitor of the binding of [3H] paclitaxel to tubulin polymers, with a Ki of 0.6-1.4 μM.