The Untold History of DNA
Katlyn Paslawski
Created on August 10, 2020
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Transcript
Watson and Crick
His discovery led to the name change from Thymus Nucleic Acid to Desoxy-Ribose Nucleic Acid (Frixione & Ruiz-Zamarripa, 2019).
Levene discovered Ribose, the sugar component of DNA that he referred to at the time as d-ribose (Frixione & Ruiz- Zamarripa, 2019).
Phoebus Levene
Renamed Nuclein to Nucleic Acid after Albrecht Kossel's discovery that nucleic acids are the bases that make up what is now called DNA (Aliouche, 2019).
I shall call it Nuclein!
FRIEDRICH MIESCHER
Due to the presence inside the nucleus, Miescher called it Nuclein (Dahm, 2004).
Noticed a substance precipitated when an acid was added to the solution. He called his substance Nuclein (Dahm, 2004).
Observed leucocytes from the pus on fresh surgical bandages (Dahm, 2004).
Aliouche, H. (May 1, 2019). History of DNA research: Scientific pioneers & their discoveries. News Medical. Retrieved from https://www.news-medical.net/life-sciences/History-of-DNA-Research-Scientific-Pioneers-Their-Discoveries.aspx Dahm, R. (2004). Friedrick Miescher and the discovery of DNA. Developmental Biology. 278, 274-288. Frixione, E., & Ruiz-Zamarripa, L. (2019). The “scientific catastrophe” in nucleic acids research that boosted molecular biology. Journal of Biological Chemistry, 294, 2249-2255.
Started using deoxyribose nucleic acid (D.N.A) in their publications on the double helix structure of DNA (Aliouche, 2019).
Levene discovered DNA found from thymus (now called Thymine) after Kossel's discovery (Frixione & Ruiz-Zamarripa, 2019).
Richard Altmann
Watson and Crick
Friedrich Miescher
Phoebus Levene
Phoebus Levene
1908
1869
1889
1953
1929
References
"Deoxyribose Nucleic Acid"
"Desoxy-Ribsose Nucleic Acid"
"Thymus Nucleic Acid"
"Nucleic Acid"
"Nuclein"
How the term "Dexyribose Nucleic Acid" came to be
The Untold History of DNA