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Aug 25, 2009 · Cell biology owes some of its greatest discoveries to the electron microscope, and few were more passionate about its power to “wrest from nature her closely guarded secrets” than Don Wayne Fawcett. A pioneer of electron microscopy and one of its greatest practitioners for studying the organization of cells and tissues, Fawcett died at his ...
- Elizabeth Marincola
- 10.1371/journal.pbio.1000183
- 2009
- PLoS Biol. 2009 Aug; 7(8): e1000183.
Don Wayne Fawcett (March 14, 1917 - May 7, 2009) was a pioneer of electron microscopy and one of its greatest practitioners for studying the organization of cells and tissues. His greatest achievement was his description of the structure of spermatozoa and the male reproductive system.
Don Fawcett’s The Cell A classic volume of authoritative information considering the many facets of cell structure as revealed by the electron microscope. Index
A historic scientific theory consisting of 3 statements: all living organisms of made of one or more cells, the cell is the basic unit of all living things, and all cells arise from pre-existing cells.
- Christine Miller
- 2020
Dec 16, 2009 · His discoveries included a comprehensive comparative anatomical analysis of sperm cell ultrastructure, elucidation of gametogenesis in the male, the junctional specializations of Sertoli cells in the seminiferous epithelium as the structural basis of the blood-testis barrier and countless other studies of the entire male reproductive tract.
Oct 24, 2024 · Cell theory, fundamental scientific theory of biology according to which cells are held to be the basic units of all living tissues. First proposed by German scientists Theodor Schwann and Matthias Jakob Schleiden in 1838, the theory that all plants and animals are made up of cells marked a great.
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Theories were mainly based on exogeny — the origin of cells from outside existing ones . Trembley, as early as 1744, had described the division of protozoa, and there are descriptions of cleavage in early embryos — but in no case were they regarded as being division of cells.
