Spallanzani
Person who heated nutrients after being sealed, no microbes grew (support for biogenesis)
Needham
Person who heated nutrients before pouring into covered flasks, microbes grew (support for spontaneous generation)
Redi
Person who demonstrated that maggots do not rise spontaneously from decaying meat
Koch
Person credited with the germ theory of disease
- streaking for isolation
- mycobacterium tuberculosis
Ehrlich
Person who speculated there was a "magic bullet" to cure syphillis. Used the 1s synthetic chemotherapy agent salvarsan to treat his syphillis patients
Watson and Crick
Researcher credited for discovering the DNA structure
Hooke
Person who made 1st microscope
Person who 1st observed and named plants' cells
"little boxes
van Leeuwenhoek
Person who was 1st to observe living cells - "animalcules" which were bacteria
Linnaeus
Person credited for the nomenclature for organisms- genus species- 1735
Jenner
Person who created the 1st vaccine (smallpox)
vaccination
Pasteur
Person who
- defined equation for fermentation
- disproved spontaneous generation via swan neck flask
- pasteurization & fermentation of yeast
- a particular silkworm disease was caused by a protozoan
Lister
Person who endorsed aseptic surgery
Gram
Person credited for the gram-staining procedure
Escherich
Person credited with discovery of E. coli
Iwanowski
Person who discovered that viruses could be filtered
Berg
Person who spliced animal DNA to bacteria DNA
Fleming
Person who discovered penicillin
Beadle & Tatum
Researcher who showed that genes contain the code for enzymes
Avery, MacLeod & McCarty
Person who proved that DNA is the hereditary material
Woese
Credited for creating the 3 Domain system of living organisms by looking at rRNA, he discovered that ribosomes are different between these groups
Weizmann
Person who used bacteria to produce acetone
Virchow
Person who said that living cells arise from pre-existing living cells; "cell theory
Jacob & Monod
Person who discovered how DNA controls protein synthesis in a cell
Lancefield
Person who proposed a classification system for streptococci based on the antigens in their cell walls
Lederberg & Tatum
Person who discovered that DNA can be transferred from one bacteria to another
Stanley
First person to characterize a virus
Schwann & Schleiden
Person who suggested that cells were the basic unit of life - one part of the overall cell theory
Bassi
Person who showed that particular a silkworm disease was caused by a fungus
Semmelweis
Person who advocated hand-washing to prevention transmission from one patient to another