Everything about Sydney Brenner totally explained
Sydney Brenner,
CH FRS (born
January 13 1927) is a
South African biologist and the 2002
Nobel prize in Physiology or Medicine laureate.
Biography
Brenner was born in a small town,
Germiston (
South Africa). His parents were immigrants. His father came to South Africa from
Lithuania in 1910, and his mother, from
Riga, Latvia, in 1922. Educated at Germiston High School and the
University of the Witwatersrand, he went on to complete a
D.Phil. from
Exeter College,
Oxford University.
Brenner made several seminal contributions to the emerging field of
molecular biology in the
1960s. These include the identification of messenger RNA, and in the elucidation of the triplet nature of the code of
protein translation through the
Crick, Brenner et al. experiment of
1961, which discovered
frameshift mutations. This insight provided early elucidation of the nature of the
genetic code. Brenner then focused on establishing
Caenorhabditis elegans as a
model organism for the investigation of animal
development including
neural development. Brenner chose this 1 millimeter-long soil
roundworm mainly because it's simple, is easy to grow in bulk populations, and turned out be quite convenient for genetic analysis. The title of his Nobel lecture on December 2002, "Nature's Gift to Science" is a homage to this modest
nematode, and he considered that having chosen the right organism turned out to be as important as having addressed the right problems to work on. For the latter work he shared the
2002 Nobel Prize in Physiology or Medicine with
H. Robert Horvitz and
John Sulston. In recognition of his pioneering role in starting what is now a global research community that work on
C. elegans, another closely related nematode was given the scientific name
Caenorhabditis brenneri.
Brenner founded the
Molecular Sciences Institute and is currently associated with the
Salk Institute, the
Institute of Molecular and Cell Biology, the Okinawa Institute of Science and Technology, and the
Janelia Farm Research Campus,
Howard Hughes Medical Institute. Known for his penetrating scientific insight and acerbic wit, Brenner for many years penned a regular column ("Loose Ends") in the journal
Current Biology; he wrote "A Life In Science" (ISBN 0-9540278-0-9) paperback published by Biomed Central Ltd. in 2001.
Brenner was awarded the National Science and Technology Medal by
A*STAR, Singapore on
11 October 2006 for his distinguished and strategic contributions to the development of Singapore’s scientific capability and culture, particularly in the biomedical sciences sector.
"American plan" and "European plan"
The "American plan" and "European Plan" were proposed by Sydney Brenner as competing models for the way brain cells determine their neural functions.
According to the European plan (sometimes referred to as the British plan), the function of cells is determined by its
genetic lineage. Therefore, a
mother cell with a specific function (for instance, interpreting visual information) would create
daughter cells with similar functions.
According to the American plan, a brain cell's function is determined by the function of its neighbors after
cell migration. If a cell migrates to an area in the
visual cortex, the cell will adopt the function of its neighboring visual cortex cells, guided by
chemical and
axonal signals from these cells. If the same cell migrates to the
auditory cortex, it would develop functions related to
hearing, regardless of its genetic lineage
Further Information
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