On Phage Adsorption to Bacterial Chains
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On Phage Adsorption to Bacterial Chains. / Eriksen, Rasmus Skytte; Mitarai, Namiko; Sneppen, Kim.
In: Biophysical Journal, Vol. 119, No. 9, 03.11.2020, p. 1896-1904.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - On Phage Adsorption to Bacterial Chains
AU - Eriksen, Rasmus Skytte
AU - Mitarai, Namiko
AU - Sneppen, Kim
PY - 2020/11/3
Y1 - 2020/11/3
N2 - Bacteria often arrange themselves in various spatial configurations, which changes how they interact with their surroundings. In this work, we investigate how the structure of the bacterial arrangements influences the adsorption of bacteriophages. We quantify how the adsorption rate scales with the number of bacteria in the arrangement and show that the adsorption rates for microcolonies (increasing with exponent similar to 1/3) and bacterial chains (increasing with exponent similar to 0.5-0.8) are substantially lower than for well-mixed bacteria (increasing with exponent 1). We further show that, after infection, the spatially clustered arrangements reduce the effective burst size by more than 50% and cause substantial superinfections in a very short time interval after phage lysis.
AB - Bacteria often arrange themselves in various spatial configurations, which changes how they interact with their surroundings. In this work, we investigate how the structure of the bacterial arrangements influences the adsorption of bacteriophages. We quantify how the adsorption rate scales with the number of bacteria in the arrangement and show that the adsorption rates for microcolonies (increasing with exponent similar to 1/3) and bacterial chains (increasing with exponent similar to 0.5-0.8) are substantially lower than for well-mixed bacteria (increasing with exponent 1). We further show that, after infection, the spatially clustered arrangements reduce the effective burst size by more than 50% and cause substantial superinfections in a very short time interval after phage lysis.
U2 - 10.1016/j.bpj.2020.09.027
DO - 10.1016/j.bpj.2020.09.027
M3 - Journal article
C2 - 33069271
VL - 119
SP - 1896
EP - 1904
JO - Biophysical Journal
JF - Biophysical Journal
SN - 0006-3495
IS - 9
ER -
ID: 252832379