Modified from Barbero GJ: Recurrent abdominal pain. Pediatrics in Review 4:30, 1982 and from Greenberger NJ: Sorting through nonsurgical causes of acute abdominal pain. Journal of Critical Illness7:1602â1609, 1992.
Early Modern. Antonie van Leeuwenhoek is considered a father of microbiology as he pioneered the use of simple single-lensed microscopes of his own design. In 1676, Anton van Leeuwenhoek, who lived most of his life in Delft, Holland, observed bacteria and other microorganisms using a single-lens microscope of his own design.
There are several different fields within the field of microbiology. 1  An example of some of these fields broken down by type of organism includes: 2  Parasitology - The study of parasitology. 3  Mycology - The study of fungi. 4  Bacteriology - The study of bacteria. 5  Virology - The study of viruses. 6  Protozoology - The study of protozoa.