1892 ⟶ Dmitri Ivanovsky discovers viruses

Dmitri Ivanovsky discovers viruses.
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Year
1861
1873
1892
1898

🦠 Pasteur Proposes Germ Theory

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

☀️ Willoughby Smith Discovers Photoconductivity

Willoughby Smith discovers photoconductivity.⟶
Willoughby Smith Discovers Photoconductivity (1873)
PhotoconductivitySolid-State PhysicsPhotoelectric EffectSmith19th Century ScienceMaterials Science
United KingdomUnited Kingdom

🦠 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