The interaction of thin-film flow, bacterial swarming and cell differentiation in colonies of Serratia liquefaciens
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The interaction of thin-film flow, bacterial swarming and cell differentiation in colonies of Serratia liquefaciens. / Bees, Martin Alan; Andresén, P; Mosekilde, Erik; Givskov, M.
In: Journal of Mathematical Biology, Vol. 40, No. 1, 2000, p. 27-63.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - The interaction of thin-film flow, bacterial swarming and cell differentiation in colonies of Serratia liquefaciens
AU - Bees, Martin Alan
AU - Andresén, P
AU - Mosekilde, Erik
AU - Givskov, M
PY - 2000
Y1 - 2000
N2 - The rate of expansion of bacterial colonies of S. liquefaciens is investigated in terms of a mathematical model that combines biological as well as hydrodynamic processes. The relative importance of cell differentiation and production of an extracellular wetting agent to bacterial swarming is explored using a continuum representation. The model incorporates aspects of thin film flow with variable suspension viscosity, wetting, and cell differentiation. Experimental evidence suggests that the bacterial colony is highly sensitive to its environment and that a variety of mechanisms are exploited in order to proliferate on a variety of surfaces. It is found that a combination of effects are required to reproduce the variation of bacterial colony motility over a large range of nutrient availability and medium hardness.
AB - The rate of expansion of bacterial colonies of S. liquefaciens is investigated in terms of a mathematical model that combines biological as well as hydrodynamic processes. The relative importance of cell differentiation and production of an extracellular wetting agent to bacterial swarming is explored using a continuum representation. The model incorporates aspects of thin film flow with variable suspension viscosity, wetting, and cell differentiation. Experimental evidence suggests that the bacterial colony is highly sensitive to its environment and that a variety of mechanisms are exploited in order to proliferate on a variety of surfaces. It is found that a combination of effects are required to reproduce the variation of bacterial colony motility over a large range of nutrient availability and medium hardness.
M3 - Journal article
C2 - 10663662
VL - 40
SP - 27
EP - 63
JO - Journal of Mathematical Biology
JF - Journal of Mathematical Biology
SN - 0303-6812
IS - 1
ER -
ID: 44305807