A statistical analysis of the formation of plasmid-free cells in populations of Escherichia coli.
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A statistical analysis of the formation of plasmid-free cells in populations of Escherichia coli. / Tolker-Nielsen, Tim; Boe, Lars.
In: Journal of Bacteriology, Vol. 176, No. 14, 1994, p. 4306-10.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - A statistical analysis of the formation of plasmid-free cells in populations of Escherichia coli.
AU - Tolker-Nielsen, Tim
AU - Boe, Lars
N1 - Keywords: Colony Count, Microbial; Culture Media; Escherichia coli; Models, Biological; Models, Statistical; Plasmids
PY - 1994
Y1 - 1994
N2 - By methods analogous to those used in the classical statistical analysis of bacterial mutation, we have analyzed the formation of plasmid-free cells in populations of Escherichia coli harboring pBR322-derived plasmids. Application of fluctuation tests and papilla analysis suggested that there is a high variance in the probability that a plasmid-containing cell will produce a plasmid-free daughter cell. Apparently a subpopulation of plasmid-containing cells gives rise to progeny that produces plasmid-free cells with a high and unpredictable rate. This finding raises the question of whether plasmid maintenance can be adequately described by the conventional mathematical models.
AB - By methods analogous to those used in the classical statistical analysis of bacterial mutation, we have analyzed the formation of plasmid-free cells in populations of Escherichia coli harboring pBR322-derived plasmids. Application of fluctuation tests and papilla analysis suggested that there is a high variance in the probability that a plasmid-containing cell will produce a plasmid-free daughter cell. Apparently a subpopulation of plasmid-containing cells gives rise to progeny that produces plasmid-free cells with a high and unpredictable rate. This finding raises the question of whether plasmid maintenance can be adequately described by the conventional mathematical models.
M3 - Journal article
C2 - 8021216
VL - 176
SP - 4306
EP - 4310
JO - Journal of Bacteriology
JF - Journal of Bacteriology
SN - 0021-9193
IS - 14
ER -
ID: 8780635