Professor Florian Hollfelder
- Professor of Chemical and Synthetic Biology, Department of Biochemistry
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Research
The Hollfelder Group develops innovative enabling technologies that provide quantitative information to decode the molecular mechanisms of life with a range of interdisciplinary approaches. Droplet microfluidics are used as a platform technology to study single-cell transcriptomics, developmental cell biology and directed protein evolution. By miniaturising the traditional test tube in micrometer-sized droplet compartments we can isolate single cells or defined ensembles of cells and create biomimetic 3D environments to mimick how (bio)physical constraints, cell-cell adhesion and chemical signalling encountered in vivo influence developmental trajectories and cell fate decisions during early mammalian development. This helps us to investigate governance of trajectories in early lineage segregation, transitions between naïve and primed states or epiblast and trophoblast specification. Finally we use the enormous screening capacity of droplet microfluidics to investigate the diversity of combinatorial protein libraries (of e.g. transcription factors) in triggering cell fate decisions and quantify the contributions of individual amino acids to bringing about functional changes.