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Minneapolis, MN, 55455
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Biological Physics

Yan Chen a research associate in Joachim Mueller's group, performs fluorescent fluctuation spectroscopy.

In biological physics, quantitative aspects and ideas and techniques of physics research are applied to biological problems. Physics has been evolving in the direction of studying more complex systems, and in doing so, has begun to expand its subject area to include living systems.

For example, Professor Joachim Mueller leads an experimental group who are studying the kinetic pathways that occur when proteins misassemble, a topic that has relevance in research on Alzheimer's disease. His lab features a novel approach to fluorescence fluctuation spectroscopy (a process where a fluorescent compound is injected into a cell and studied under a microscope) with the innovation of a high pressure cell that allows spectroscopy over a broad range of pressures.

Vincent Noireaux, experimentalist in biophysics, studies in vivo and in vitro gene expression, artificial cell, cytoskeleton and artificial motility.

Another experimentalist, John Broadhurst, analyzes signal processing in the human brain with a non-invasive technique known as magneto-encephalography, which measures activity in the audio cortex.

Theorists Boris Shklovskii and Alexander Grosberg are studying, among other things, charge inversion in DNA with a computer simulation of electrophoresis (the migration of charged molecules such as proteins in an electrical field).

Biological Physics Faculty

John BroadhurstDesign and construction of nuclear accelerator facilities and their associated experimental equipment. The experimental measurement of the velocities of stars to better than 1 meter/second precision. The experimental study of the role of heavy cations in
Joachim MuellerExperimental biophysics, two-photon excitation microscopy, fluorescence fluctuation spectroscopy
Vincent NoireauxExperimental biological physics. Synthetic biology, systems biology. In vivo and in vitro gene expression, artificial cell, cell motility and actin cytoskeleton.
Boris Shklovskii
Russell Hobbie

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