🔬 Discovery

Antitoxins and serum therapy

Antitoxinas e inmunidad humoral (sueroterapia)

Date
1890 · confidence high
Place
Institute for Infectious Diseases, Berlin, Germany
Credited to
Emil von Behring and Kitasato Shibasaburō
People
👤 Emil Adolf von Behring1854–1917👤 Kitasato Shibasaburō1853–1931
Field
Life & health

⚠️ Disputed: the sources disagree.

What was discovered

Serum from animals immunised against diphtheria or tetanus toxin protected other animals: immunity resides in soluble substances in the blood (antibodies). The first effective treatment for an infectious disease.

Behring received the first Nobel Prize in Medicine (1901); Kitasato was omitted.

What it led to

  • humoral immunology
  • antisera and antivenoms
  • the DTP vaccine
  • Ehrlich's side-chain theory
  • monoclonal antibodies
🕸️ View in the graph

Built on

Made possible

  • serum therapy
  • standardisation of biological drugs

Links

Sources✓ verified 2026-09-25