All posts tagged: History

Listen to Pasteur

Take home message Louis Pasteur and heating The concept of “pasteurisation” is attributed to Louis Pasteur (1822-1895), although as early as the beginning of the 19th century, there were people who advocated heating milk to make it safe for consumption (Westhoff, 1978). Nowadays, milk is heated before consumption almost everywhere. The combination of temperature and time determines whether a product has been heated sufficiently to be classified as safe. For example, at start pasteurisation of milk was …

Escherichia coli

The word “bacteriology” did not exist in the early 1880s. With people such as Louis Pasteur (France) and Robert Koch (Germany), a new field of study emerged. Between 1870 and 1890, many bacteria were discovered, described and given names. Robert Koch discovered the tuberculosis bacterium (Mycobacterium tuberculosis) and the cholera bacterium (Vibrio cholerae). The same applies to Escherichia coli, named after its discoverer Theodor Escherich (1857-1911). Bacteriology opened up a completely new window to observe the world …