The Project

Wiedenheft

A: Diagram of CRISPR_based deletion of 12 nucleotides in gene of Sindbis-GFP virus. B: Quantification of cleavage and ligation efficiency with viral RNA.

Despite the extensive progress that has been made in DNA editing, tools to manipulate RNA, without a DNA intermediate, are limited. Manipulating RNA is a prerequisite for studying RNA viruses, and to support the growing interest in vaccine development and gene therapy.

Combining sequence-specific RNA cleavage by CRISPR RNA-guided ribonucleases with programmable RNA repair to make precise deletions, insertions, and substitutions, Blake's team aims to modify any RNA target. Having the ability to edit RNA will unleash a myriad of applications, starting with its use by researchers in the fields of drug discovery and vaccine development.

The Impact

  • This novel method has applications for gene therapy companies, vaccine development, and academic research
  • This team has demonstrated this method can be used to remove non-sense mutation common in cystic fibrosis patients
  • One PCT provisional patent has been filed on this technology! 

Meet the Team

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Dr. Blake Wiedenheft

Project Lead & Professor

Microbiology and Immunology, Biotechnology

Dr. Wiedenheft's Research Site

 

NSF Logo   Thanks to the National Science Foundation for sponsoring MSU's ART Program!