Frederick Sanger: Nobel Laureate Overview

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Questions and Answers

What was Frederick Sanger's primary area of scientific expertise?

  • Medical genetics
  • Experimental biochemistry (correct)
  • Theoretical physics
  • Computational biology

Which scientific milestone occurred in 1977?

  • Received his first Nobel Prize
  • Completed his doctoral research
  • Published the dideoxy method of DNA sequencing (correct)
  • Opened the Wellcome Sanger Institute

What was the subject of Sanger's doctoral research?

  • Nitrogen uptake in potatoes
  • The structure of DNA
  • Amino acids and protein structure (correct)
  • The chemical sequencing of insulin

What significant discovery did Sanger make about proteins?

<p>Each protein has a unique amino acid sequence and 3D structure (D)</p> Signup and view all the answers

What was the focus of Sanger's research during World War II?

<p>Nitrogen uptake in potatoes (B)</p> Signup and view all the answers

In which year did Sanger receive his first Nobel Prize?

<p>1958 (B)</p> Signup and view all the answers

With whom did Sanger share the 1980 Nobel Prize?

<p>Walter Gilbert and Paul Berg (D)</p> Signup and view all the answers

What is the name of the genome research center Sanger opened in Cambridge?

<p>The Wellcome Sanger Institute (B)</p> Signup and view all the answers

What significant scientific advance did Sanger's dideoxy method enable?

<p>DNA sequencing (B)</p> Signup and view all the answers

What influenced Frederick Sanger's strong sense of truth and conscience?

<p>His father's Quaker beliefs (C)</p> Signup and view all the answers

Flashcards

Frederick Sanger

A two-time Nobel Laureate known for sequencing DNA, RNA, and proteins.

Sanger Sequencing

A method for DNA sequencing developed by Frederick Sanger in 1977.

Nobel Prize in Chemistry 1958

Award received by Sanger for his work on the sequencing of insulin.

Second Nobel Prize

Sanger shared his 1980 Nobel Prize in Chemistry for contributions to DNA sequencing.

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Doctoral Research

Sanger's PhD studies focused on amino acids, the building blocks of proteins.

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Insulin Sequencing

Sanger completed the full amino acid sequence of insulin in 1955.

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Wellcome Sanger Institute

A genome research center founded by Sanger in 1993 in Cambridge, UK.

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Amino acid sequence

The specific order of amino acids in a protein, which determines its function.

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Micromethods

Novel laboratory techniques developed by Sanger for handling small volumes in experiments.

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Quaker beliefs influence

Pacifism and truth from Sanger's upbringing shaped his scientific ethics.

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Study Notes

Frederick Sanger: A Biographical Overview

  • Born in 1918, Gloucestershire, UK, son of a doctor
  • Influenced by Quaker beliefs emphasizing truth and conscience
  • Studied at Cambridge University, developing interest in biochemistry
  • Graduated in 1939 with an undergraduate degree

Sanger's Scientific Path

  • Studied advanced biochemistry after parental deaths
  • Pursued self-funded PhD (1940) on amino acid metabolism
  • Exempted from military service during WWII
  • Conducted applied research on nitrogen uptake in potatoes
  • Received PhD in 1943
  • Joined Cambridge research group focusing on protein sequencing
  • Developed innovative techniques (micromethods)
  • Determined insulin's amino acid sequence in 1955

Sanger's Nobel Prizes

  • Awarded the 1958 Nobel Prize in Chemistry for sequencing insulin
  • Shared the 1980 Nobel Prize in Chemistry, with Walter Gilbert and Paul Berg, for DNA sequencing
  • Developed dideoxy method (later known as Sanger Sequencing) in 1977 for sequencing DNA

Sanger's Legacy

  • Revolutionized molecular biology with DNA sequencing techniques
  • Ushered in a new era of medicine, gene therapy, and genetic manipulation
  • Established the Wellcome Sanger Institute in Cambridge, UK (1993), a genome research center.

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