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The eocyte hypothesis and the origin of eukaryotic cells John M. Archibald1
 

Summary: The eocyte hypothesis and the origin of eukaryotic cells
John M. Archibald1
The Canadian Institute for Advanced Research, Program in Integrated Microbial Biodiversity, Department of Biochemistry and
Molecular Biology, Dalhousie University, Sir Charles Tupper Medical Building, 5850 College Street, Halifax, NS, Canada B3H 1X5
I
n the June 1984 issue of PNAS,
James Lake and colleagues (1)
published a provocative article in
which they proposed that eu-
karyotes (animals, fungi, plants, and
protists) evolved from a specific group
of thermophilic prokaryotes, the ``eo-
cyte'' archaebacteria (1). Few questions
capture the imagination of biologists like
the origin of eukaryotic (nucleus-con-
taining) cells such as our own, and as
additional support accumulated (e.g.,
refs. 24) Lake's eocyte hypothesis gar-
nered considerable attention. The idea
that eukaryotes could have arisen from

  

Source: Archibald, John - Department of Biochemistry and Molecular Biology, Dalhousie University

 

Collections: Biology and Medicine