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@INPROCEEDINGS{Lettinga:1048416,
author = {Lettinga, M.P.},
title = {{B}uilding with bio-rods},
school = {Göttingen},
reportid = {FZJ-2025-04627},
year = {2025},
abstract = {The most effective way to build structure is by using
rod-like building blocks, for which I will show three
examples in this talk. Already simple dispersions of
rod-like viruses display a strong shear thinning behavior,
so they have a very high viscosity at rest, but a very low
viscosity when sheared. We can understand this very
non-linear behavior from fist principles, combining small
angle neutron scattering with rheology and Smoluchowski
theory. The same viruses are excellent agents to induce
aggregation between big particles, albeit plastic beads or
red blood cells. The forces can be so strong that two red
blood cells are (reversibly) deformed to one sphere.
Finally, I will show how a well-chosen rheological protocol
can be employed to create macroscopically aligned collagen,
the other bio-rod of this talk, with a much increased
stiffness of the matrix and activity induced extra alignment
by embedded SHSY5Y cells, does opening the road to targeted
(brain)tissue growth.},
organization = {Göttingen (Germany)},
subtyp = {Other},
cin = {IBI-4},
cid = {I:(DE-Juel1)IBI-4-20200312},
pnm = {5243 - Information Processing in Distributed Systems
(POF4-524)},
pid = {G:(DE-HGF)POF4-5243},
typ = {PUB:(DE-HGF)31},
url = {https://juser.fz-juelich.de/record/1048416},
}