Theory of Contagion (Fracastoro)
A proposition by Girolamo Fracastoro that diseases could be spread by tiny, unseeable particles ('seminaria') that transmit infection through direct contact, indirect contact, or over a distance. A forerunner to germ theory.
Core metadata
- ID: theory_of_contagion_fracastoro
- Era: Renaissance
- First known date: 1546 (exact)
- Region: Verona and Padua, Italy
- Review status: source_checked
- Maturity: N/A
Prerequisites
- Herbal Medicine Preparation (herbal_medicine_preparation)
- Humanism (humanism)
- Printing Press (printing_press)
- Scientific Method (scientific_method)
Dependents
- None.
Fields
- None.
Node sources
- Girolamo Fracastoro (Encyclopaedia Britannica, 2026, textbook) • Supports: node
Prerequisite edge evidence
Edge/source evidence summary:
- Prerequisite edges: 4
- Average edge confidence: 68%
- Prerequisite sources: 2
- expert_inference: 4
| Prerequisite | Type | Confidence | Evidence level | Note | Sources |
|---|---|---|---|---|---|
| Herbal Medicine Preparation (herbal_medicine_preparation) | enabling | 68% | expert_inference | Herbal Medicine Preparation provides a capability that enables this technology without being the only possible path. | No sources recorded. |
| Scientific Method (scientific_method) | enabling | 68% | expert_inference | Scientific Method provides a capability that enables this technology without being the only possible path. |
|
| Printing Press (printing_press) | enabling | 68% | expert_inference | Printing Press provides a capability that enables this technology without being the only possible path. |
|
| Humanism (humanism) | enabling | 68% | expert_inference | Humanism provides a capability that enables this technology without being the only possible path. | No sources recorded. |
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