1898 ⟶ Beijerinck Identifies Viruses as Smaller than Bacteria

Martinus Beijerinck used filtering experiments to show that ...
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1898

🦠 Leeuwenhoek Observes Bacteria

Anton van Leeuwenhoek observed bacteria. Leeuwenhoek's discoveries renew the question of spontaneous generation in microorganisms.⟶
MicrobiologyBacteriaLeeuwenhoekSpontaneous GenerationBiologyMicroscopyEarly Modern PeriodScientific DiscoveryGerm Theory
NetherlandsNetherlands

🦠 Pasteur Proposes Germ Theory

Louis Pasteur: Germ theory.⟶
Pasteur Proposes Germ Theory (1861)
Germ TheoryBiologyMedicineLouis PasteurInfectious Disease19th Century ScienceMicrobiologyPathologyPublic Health
FranceFrance

🧫 Pasteur Disproves Spontaneous Generation

Louis Pasteur disproved the spontaneous generation of cellular life.⟶
Pasteur Disproves Spontaneous Generation (1864)
Spontaneous GenerationBiologyLouis PasteurMicrobiology19th Century ScienceGerm TheoryBiogenesisCell Theory
FranceFrance

🦠 Dmitri Ivanovsky discovers viruses

Dmitri Ivanovsky discovers viruses.⟶
Dmitri Ivanovsky discovers viruses (1892)
VirologyInfectious DiseasePathologyMicrobiologyIvanovsky, Dmitri19th Century ScienceFiltration ExperimentsTobacco Mosaic VirusVirusesGerm Theory
RussiaRussia

🦠 Beijerinck Identifies Viruses as Smaller than Bacteria

Martinus Beijerinck used filtering experiments to show that tobacco mosaic disease is caused by something smaller than a bacterium, which he names a virus.⟶
Beijerinck Identifies Viruses as Smaller than Bacteria (1898)
BiologyVirologyVirusInfectious DiseaseMicrobiologyBeijerinckGerm TheoryScientific Method
NetherlandsNetherlands