Antibiotics are molecules that specifically target and kill cells. They work by a number of different actions including inhibition or regulation of cell wall synthesis, nucleic acid metabolism, and protein synthesis. Some antibiotics have been found to exhibit anticancer properties. Sigma-Aldrich offers a wide variety of antibiotics and antibiotic solutions for all your research needs.

Use the Antibiotic Selector to quickly search or browse products for your specific applications including:
  • Cell Culture
  • Gene Regulation and Expression Studies
  • Analytical Reference Standards
  • Plasmid Selection
  • Plant Tissue Culture
  • Research Antibiotics