| 1. | He was a nationally known chemist and bacteriologist. Il était un chimiste qualifié et un apothicaire. |
| 2. | German bacteriologist Robert Koch discovers the cholera bacillus. Chronologies Robert Koch découvre le bacille du choléra. |
| 3. | He also assisted French bacteriologist André Chantemesse (1851–1919) in Paris. Il assiste également André Chantemesse (1851-1919) à Paris. |
| 4. | May 27 – Robert Koch (born 1843), German bacteriologist. 27 mai : Robert Koch (né en 1843), médecin allemand. |
| 5. | August 6 – Alexander Fleming (died 1955), British bacteriologist. 6 août : Alexander Fleming (mort en 1955), bactériologiste écossais. |
| 6. | October 21 – Oswald Avery (died 1955), Canadian American bacteriologist. Octobre 21 octobre : Oswald Avery (mort en 1955), bactériologiste américain. |
| 7. | Alexandre Yersin, bacteriologist who discovered the bacillus of the plague or pest, lived there. Alexandre Yersin, bactériologiste qui découvrit le bacille de la peste, y est né et vécut. |
| 8. | His brother who became a leading bacteriologist, Ferdinand Cohn, kept his birth name. Son frère Ferdinand Cohn, devenu un bactériologiste de premier plan, à lui conservé son nom de naissance. |
| 9. | Ludwik Witold Rajchman (1 November 1881 – 13 July 1965) was a Polish physician and bacteriologist. Ludwik Rajchman Ludwik Witold Rajchman (1er novembre 1881 – 13 juillet 1965) était un médecin et bactériologiste polonais. |
| 10. | In 1923, he became vice-president of the "International League Against Trachoma" with bacteriologist Charles Nicolle (1866-1936) serving as its president. En 1923, il devient vice-président de la Ligue internationale contre le trachome dont le bactériologiste Charles Nicolle (1866-1936) était président. |