Laboratory of Cell and Molecular Biology at the Department of Signal Processing, Tampere University of Technology

Every cell is an individual, with unique behavior. To learn what makes them different in some ways and similar in other ways, we need to study many live cells from large populations. With this aim, new measurement techniques are rapidly emerging.

Methods from Signal Processing are the best candidates to interpret and integrate their results.

 

A new laboratory of cell and molecular biology has been built in the Dept. of Signal Processing at Tampere University of Technology, open to all research groups and students. By producing biological data in-house, it will provide signal processors with direct access to new biological measurements for their projects and hands-on experience on techniques ranging from microscopy to qPCR. This will boost the development of computational methods such as image analysis and modeling and simulation tools to study complex biological phenomena.

 

In vivo detection of RNA molecules, one molecule at a time, in live Escherichia coli cells using the MS2-GFP system generously provided by Professor Ido Golding. Top: one example image; Bottom: a movie generated from time series measurements (from Kandhavelu et al, BMC Systems Biology, 2011)


Recent publications

M Kandhavelu, H Mannerstrom, O Yli-Harja, and AS Ribeiro (2011) In vivo kinetics of transcription initiation of the lar promoter in Escherichia coli. Evidence for a sequential mechanism with two rate limiting steps. BMC Systems Biology, in press.

 

J Mäkelä, H Huttunen, M Kandhavelu, O Yli-Harja and AS Ribeiro (2011) Automatic detection of changes in the dynamics of delayed stochastic gene networks and in vivo production of RNA molecules in Escherichia coli. Bioinformatics, in press, doi: 10.1093/bioinformatics/btr471.

 

O-P Smolander, M Kandhavelu, H Mannerstrom, E Lihavainen, S. Kalaichelvan, S Healy, O Yli-Harja, M Karp, and AS Ribeiro (2011) Cell-to-cell diversity in protein levels of a gene driven by a tetracycline inducible promoter. BMC Molecular Biology 2011, 12:21

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Tampere, 2011