Historical Bibliography Updated: July 14, 2026

Researches on the effect of light upon bacteria and other organisms.

DOWNES, Sir Arthur Henry (1851 – 1938) Wikipedia

BLUNT, Thomas Porter (1842 – 1929)

Proc. roy. Soc. (Lond.), 26, 488-500. 1877.

Downes and Blunt were the first to demonstrate the bactericidal action of sunlight; they regarded the germicidal property of light as depending on oxidation.

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Microbiology & Virology
Pharmacology & Therapeutics

Subjects

INFECTIOUS DISEASE › GENERAL PRINCIPLES of Infection by Microorganisms THERAPEUTICS

Catalog Metadata	Reference Information
Entry Number	#1997
Permanent Link	https://beta.historyofmedicine.com/id/1871
Author Bio Link	Wikipedia ↗
External URL	researches-on-the-effect-of-light-upon-bacteria-and-other-organisms