Antimicrobianos

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Enrofloxacin HCl is a fluoroquinolone antibiotic, which is a synthetic compound derived from chemical synthesis. Its mode of action involves the inhibition of bacterial DNA gyrase and topoisomerase IV, critical enzymes in bacterial DNA replication and transcription processes. This action disrupts bacterial cellular division and transcription, leading to cell death. Enrofloxacin HCl is primarily utilized in veterinary medicine, where it is employed to treat bacterial infections in a variety of animals, including livestock and companion animals. Its broad-spectrum antibacterial activity makes it effective against both Gram-negative and Gram-positive bacteria. The compound is particularly important in managing infections that are resistant to other classes of antibiotics, owing to its unique mechanism of action. As with all antibiotics, its use is regulated to minimize the development of antibiotic resistance.

A broad-spectrum antibiotic of macrolide class, which inhibits 50S ribosomal subunit and inhibits protein synthesis. Spiramycin is also effective against Gram-positive and gram-negative bacteria as well as protozoal parasite Toxoplasma gondii.

Valacyclovir is a guanine nucleoside antiviral drug that is used to treat herpes exacerbations. This drug inhibits DNA polymerase and prevents viral DNA synthesis. Valacyclovir is the L-valine ester of acyclovir. L-Valacyclovir HCl is part of our Bio-X ™ Range. These products are aimed at life science researchers who need high quality ready-to-use products for assay development, screening or other R&D work. With a solubility datasheet and convenient vials, all of our Bio-X ™ products are in stock across our global warehouses for rapid delivery and ease of use.

Applications A isothiazolidin-3-one derivative as antimicrobial. It was tested for inhibition of PCAF activity. 5-Chloroisothiazolinones showed the most potent inhibition of PCAF. Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package References Sadhale, P.P., et al.: J. Biol. Chem., 279, 33716 (2004), Thomsen, R., et al.: J. Med. Chem., 49, 3315 (2006),

Nocardamine is a siderophore-based antioxidant, which is naturally derived from the soil-dwelling actinobacteria known as Streptomyces. Its primary mode of action involves the chelation of metal ions, effectively sequestering them and preventing metal-catalyzed oxidation reactions. By binding to iron and other transition metals, Nocardamine mitigates oxidative stress at a cellular level, which could otherwise contribute to cellular damage and dysfunction. In scientific applications, Nocardamine is being explored for its potential to reduce oxidative damage in various biological systems. Its ability to chelate excess metals has implications for research into neurodegenerative diseases, where metal ion dysregulation plays a noticeable role. Additionally, its antioxidative properties make it a candidate for studies focused on ameliorating oxidative stress-related cellular aging and pathology. Researchers are also investigating its use in agriculture, where it could aid in improving the stress tolerance of plants by modulating metal ion availability in soils.

Narasin sodium is an ionophore antibiotic, which is a type of compound that facilitates ion transport across biological membranes. It is derived from the fermentation of the bacterium *Streptomyces aureofaciens*. The mode of action involves the disruption of ion gradients in target organisms, specifically inhibiting the growth of certain pathogenic bacteria and protozoa by altering their cellular ionic balance. In livestock, particularly poultry and cattle, narasin sodium is used to improve feed efficiency and weight gain. By modulating the gut microbiota, it enhances nutrient absorption and utilization, thereby promoting growth performance. Additionally, its antimicrobial properties help in the prevention of coccidiosis, a debilitating intestinal disease caused by protozoan parasites. The use of narasin sodium thus plays a crucial role in optimizing animal health and productivity, contributing to a more efficient agricultural system. Scientists are interested in its implications for microbial resistance and its potential environmental impacts.

Applications A reagent used in the preparation of agrochemicals and antimicrobial agents.