History Of Dna

Miescher

Feb 10, 1870

Fredrich Miescher was born August 14th 1844. In the year 1870 he isolated various phosphate-rich chemicals, which he called nuclein from the nuclei of white blood cells in 1869 in Felix Hoppe-Seylers Labratory.

Griffith

Feb 10, 1928

Born in 1879, Griffith conducted an experiment and the result was him discovering transformation in bacteria.

Avery

Feb 10, 1944

Avery was born in 1877 and discoverd that DNA is connected to genetics.

Chargaff

Feb 10, 1947

Chargaff born in 1905, discovered the proportions of bases in DNA depended on the spec

Franlin and Wilkins

Feb 10, 1950

Franklin and Wilkins work published duringg the 1950's, helped support Watson and Crick's discovery of the double helix.

Hershey and Chase

Feb 14, 1952

Hershey and Chase concluded that DNA, not protein, was the genetic material. They determined that a protective protein coat was formed around the bacteriophage, but that the internal DNA is what conferred its ability to produce progeny inside a bacterium.

Watson and Crick

Feb 14, 1953

The discovery in 1953 of the double helix, the twisted-ladder structure of deoxyribonucleic acid (DNA), by James Watson and Francis Crick marked a milestone in the history of science and gave rise to modern molecular biology.