Antibiotics

Compounds and substances that kill or slow the growth of bacteria; used as a means of preventing bacterial contamination in cell cultures; various formulations and volumes available.

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3,691 – 3,705 of 7,109 results

3,691

Chem-Impex International, Inc. Ciprofloxacin | 85721-33-1 | MFCD00185755 | 1G

Ciprofloxacin, 85721-33-1, MFCD00185755, 1G

Pricing & Availability

3,692

Chem-Impex International, Inc. Aztreonam | 78110-38-0 | MFCD00072145 | 5G

Aztreonam, 78110-38-0, MFCD00072145, 5G

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3,693

Research Products International Corp Cefsulodin, Sodium Salt, 1 Gram

Cefsulodin Sodium Salt is a cephalosporin antibiotic. Cefsulodin inhibits bacterial cell wall synthesis by binding to penicillin-binding proteins (PBPs). This disruption interferes with the final stages of peptidoglycan synthesis in the bacterial cell wall, leading to structural instability and eventual cell lysis.

Effective against a range of Gram-negative bacteria, it is particularly useful in the isolation and selection of these bacteria in microbiological and research settings. Commonly used in culture media for the growth and identification of specific bacterial strains.

Additionally, it is often employed as a selective agent in culture media to isolate bacteria that are sensitive to this antibiotic. Its inclusion allows for the specific growth of Gram-negative bacteria lacking resistance to cefsulodin.

Pricing & Availability

3,694

Alkali Scientific Rifampicin, 1 G

Rifampicin (1g) is an antibiotic used primarily for treating tuberculosis (TB) and other bacterial infections. It is a broad-spectrum antibiotic that works by inhibiting bacterial RNA synthesis. This results in the disruption of the bacterial cell's ability to replicate and produce proteins, leading to bacterial death. Rifampicin is often used in combination with other antibiotics for the treatment of mycobacterial infections, particularly tuberculosis. It also has activity against other Gram-positive and Gram-negative bacteria. In microbiology laboratories, Rifampicin is used for susceptibility testing, particularly in the identification and treatment of resistant bacterial strains.

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3,695

Alkali Scientific Ampicillin, Sodium Salt, 5 G

Ampicillin Sodium Salt is a broad spectrum beta lactam antibiotic used extensively in microbiology and molecular biology laboratories. It works by inhibiting bacterial cell wall synthesis, resulting in effective suppression of susceptible organisms. This product is supplied as a high purity powder that allows accurate preparation of stock solutions for culture media and experimental use. It is commonly used for selecting transformed cells that carry ampicillin resistance genes, as well as for general antibacterial research. The consistent formulation ensures reliable performance in laboratory workflows that require controlled bacterial inhibition and reproducible results.

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3,696

Alkali Scientific Carbenicillin, Disodium Salt, 5 G

Carbenicillin Disodium Salt is a beta-lactam antibiotic widely used in microbiology and molecular biology for selective inhibition of bacterial growth. It acts by disrupting cell wall synthesis, leading to bacterial cell death. Carbenicillin is frequently used in cloning and transformation experiments to maintain plasmid selection in bacterial cultures. It is more stable than ampicillin and reduces the formation of satellite colonies, ensuring clearer selection results. This compound is suitable for use in laboratory media and cell culture applications where consistent antibiotic activity is required. It supports research involving genetic engineering, microbial growth control, and studies of antibiotic resistance mechanisms.

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3,697

Alkali Scientific Ampicillin, Sodium Salt, 1 G

Ampicillin Sodium Salt is a broad spectrum beta lactam antibiotic supplied as a high purity powder for laboratory and research applications. It is widely used to inhibit bacterial cell wall synthesis, making it effective against many Gram positive and Gram negative organisms. This antibiotic is commonly utilized in molecular biology workflows, particularly for selective growth of transformed cells carrying ampicillin resistance genes. The powder format allows precise preparation of stock solutions at required concentrations for experimental use. It is also suitable for microbiological assays, culture media supplementation, and general antibacterial studies where consistent and reliable inhibition of susceptible bacteria is required.

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3,698

Research Products International Corp Amphotericin B, 1 Gram

Amphotericin B is a polyene antifungal agent known for its efficacy against a broad spectrum of fungi, including yeast and molds. It functions by binding to the fungal cell membrane, forming pores that disrupt membrane integrity. This disruption leads to the leakage of cellular contents, ultimately causing fungal cell death.

Amphotericin B is commonly used to prevent and treat fungal contamination in cell cultures and microbiological experiments. It is added to growth media to maintain aseptic conditions and protect cell lines from fungal overgrowth.

The antifungal activity of Amphotericin B makes it a valuable tool in maintaining the integrity of cell cultures and ensuring reliable experimental results.

Pricing & Availability

3,699

Research Products International Corp Apramycin Sulfate [Nebramycin II], 1 Gram

Apramycin Sulfate is an aminoglycoside antibiotic that inhibits bacterial protein synthesis by binding to the 30S ribosomal subunit, preventing the initiation complex formation and leading to misreading of the mRNA. This interference disrupts the translation process and inhibits bacterial growth.

Commonly used in microbiology to selectively isolate bacteria that are sensitive to this antibiotic. It is also used in antibiotic sensitivity testing to determine the susceptibility of bacterial strains. Its resistance genes are used as selectable markers in genetic engineering. Cells expressing the resistance gene can survive and proliferate in the presence of Apramycin, allowing for the selection of transfected or transduced cells.

Apramycin Sulfate is a valuable tool for selective bacterial isolation, antibiotic sensitivity testing, and selecting cells with specific genetic modifications in molecular biology experiments.

Pricing & Availability

3,700

Research Products International Corp Ampicillin, Sodium Salt, 1 Gram

Ampicillin, Sodium Salt is a semi-synthetic penicillin antibiotic effective against a broad range of Gram-positive and Gram-negative bacteria. Supplied as a powder, it is commonly used in molecular biology, microbiology, and genetic engineering. It serves as a selective agent in plasmid-based cloning and helps prevent bacterial contamination in cell cultures. By inhibiting bacterial cell wall synthesis, it ensures the purity of cultures and enables selection of Ampicillin-resistant strains. Key features include broad-spectrum activity, DNase/RNase-free quality, and good stability in aqueous solution, allowing for flexible handling.

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3,701

Research Products International Corp Ampicillin, Sodium Salt, 5 Grams

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3,702

Research Products International Corp Ampicillin, Sodium Salt, 10 Grams

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3,703

Research Products International Corp Cycloheximide, 1 Gram

Cycloheximide is a fungal-derived compound used particularly in molecular biology, microbiology, and cell biology. It inhibits protein synthesis in eukaryotic cells by interfering with the translocation step during protein elongation on the ribosome. It binds to the 60S ribosomal subunit and prevents the movement of peptidyl-tRNA from the A-site to the P-site, inhibiting the synthesis of new polypeptide chains.

WARNING! This product can expose you to Cycloheximide, a chemical which is known to the State of California to cause developmental harm. For more information go to www.P65Warnings.ca.gov.

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3,704

Research Products International Corp Chloramphenicol, 25 Grams

Chloramphenicol is a phenicol-class antibiotic effective against a broad range of Gram-positive and Gram-negative bacteria. Commonly used in microbiology, cell culture, molecular biology, and genetic engineering, it serves as a selective agent by inhibiting bacterial protein synthesis via the 50S ribosomal subunit. It allows the growth of cells carrying the Chloramphenicol resistance gene while inhibiting non-transformed cells. It is used to maintain plasmids and vectors with the resistance gene and supports studies on gene expression and protein synthesis.

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3,705

Research Products International Corp Kanamycin Monosulfate [Kanamycin A], 5 Grams

Kanamycin A is a broad-spectrum aminoglycoside antibiotic derived from Streptomyces kanamyceticus. It is widely used in microbiology, molecular biology, and genetic engineering as a selective agent. Commonly added to culture media, Kanamycin A inhibits the growth of non-resistant bacteria, allowing selection of cells carrying a kanamycin resistance gene. It is frequently used in recombinant DNA experiments and as a selectable marker in plasmids and other vectors. Researchers also use it to study bacterial resistance and antimicrobial efficacy. Its potency and low toxicity make it valuable in protein expression and genetic studies.

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Antibiotics

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Research Products International Corp Cefsulodin, Sodium Salt, 1 Gram Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Alkali Scientific Rifampicin, 1 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Alkali Scientific Ampicillin, Sodium Salt, 5 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Alkali Scientific Carbenicillin, Disodium Salt, 5 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Alkali Scientific Ampicillin, Sodium Salt, 1 G Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Research Products International Corp Amphotericin B, 1 Gram Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Research Products International Corp Apramycin Sulfate [Nebramycin II], 1 Gram Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Research Products International Corp Ampicillin, Sodium Salt, 1 Gram Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Research Products International Corp Ampicillin, Sodium Salt, 5 Grams Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Research Products International Corp Ampicillin, Sodium Salt, 10 Grams Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Research Products International Corp Cycloheximide, 1 Gram Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Research Products International Corp Chloramphenicol, 25 Grams Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Research Products International Corp Kanamycin Monosulfate [Kanamycin A], 5 Grams Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More