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Directly reprogrammed renal cells for targeted medicine

Objective

The global incidence of kidney disease is on the rise, but little progress has been made to develop novel therapies or preventative measures.
New methods to generated renal tissue in vitro hold great promise for regenerative medicine and the prospect of organ replacement. Most of the strategies employed differentiate induced pluripotent stem cells (iPSCs) into kidney organoids, which can be derived from patient tissue.
Direct reprogramming is an alternative approach to convert one cell type into another using cell fate specifying transcription factors. We were the first to develop a method to directly reprogram mouse and human fibroblasts to kidney cells (induced renal tubular epithelial cells - iRECs) without the need for pluripotent cells. Morphological, transcriptomic and functional analyses found that directly reprogrammed iRECs are remarkably similar to native renal tubular cells. Direct reprogramming is fast, technically simple and scalable.
This proposal aims to establish direct reprogramming in nephrology and develop novel in vitro models for kidney diseases that primarily affect the renal tubules. We will unravel the mechanics of how only four transcription factors can change the morphology and function of fibroblasts towards a renal tubule cell identity. These insights will be used to identify alternative routes to directly reprogram tubule cells with increased efficiency and accuracy. We will identify cell type specifying factors for reprogramming of tubular segment specific cell types. Finally, we will use of reprogrammed kidney cells to establish new in vitro models for autosomal dominant polycystic kidney disease and nephronophthisis.
Direct reprogramming holds enormous potential to deliver patient specific disease models for diagnostic and therapeutic applications in the age of personalized and targeted medicine.

Field of science

  • /medical and health sciences/medical biotechnology/cells technologies/stem cells
  • /medical and health sciences/clinical medicine/nephrology/kidney diseases

Call for proposal

ERC-2018-STG
See other projects for this call

Funding Scheme

ERC-STG - Starting Grant

Host institution

UNIVERSITAT ZURICH
Address
Ramistrasse 71
8006 Zurich
Switzerland
Activity type
Higher or Secondary Education Establishments
EU contribution
€ 1 499 917

Beneficiaries (1)

UNIVERSITAT ZURICH
Switzerland
EU contribution
€ 1 499 917
Address
Ramistrasse 71
8006 Zurich
Activity type
Higher or Secondary Education Establishments