Inherited Retinal Diseases

Inherited retinal diseases are a group of conditions, including Stargardt disease and retinitis pigmentosa, that can result in severe vision loss or even blindness. IOB is developing therapies for some forms of inherited retinal dystrophies.

Stargardt disease, retinitis pigmentosa, and other inherited retinal diseases can affect people at any age, with symptoms typically worsening over time. These conditions are caused by mutations that disrupt the activity of specific genes.

For example, people with Stargardt disease carry a mutation in a single gene that leads to the death of cells in the retina. IOB researchers have developed a groundbreaking gene therapy using molecular tools called base editors to correct faulty DNA and fix the most common genetic mutation causing Stargardt disease. IOB scientists have successfully delivered these base editors to human retinal cells and corrected the mutations, both in human retinas and in miniaturized retinas, called organoids, that are grown from Stargardt patients in the laboratory.

IOB researchers have developed a gene therapy that uses molecular machines called base editors to change faulty DNA snippets and revert the most common genetic mutation that causes Stargardt disease back to normal.

Publications

A comprehensive genetic landscape of inherited retinal diseases in a large Pakistani cohort

NPJ Genom Med., 2025
Mukhtar Ullah, Atta Ur Rehman, Mathieu Quinodoz, Abdur Rashid, Francesca Cancellieri, Asad Munir, Karolina Kaminska, Afia Iqbal, Samra Javed, Muhammad Dawood, Hafiz Muhammad Azhar Baig, Shamim Saleha, Shagufta Naz, Humera Kausar, Ali Muhammad Waryah, Andrea Superti-Furga, Muhammad Ansar, Carlo Rivolta 

Bi-allelic variants in three genes encoding distinct subunits of the vesicular AP-5 complex cause hereditary macular dystrophy

Am J Hum Genet., 2025
Karolina Kaminska, Francesca Cancellieri, Mathieu Quinodoz, Abigail R Moye, Miriam Bauwens, Siying Lin, Lucas Janeschitz-Kriegl, Tamar Hayman, Pilar Barberán-Martínez, Regina Schlaeger, Filip Van den Broeck, Almudena Ávila Fernández, Lidia Fernández-Caballero, Irene Perea-Romero, Gema García-García, David Salom, Pascale Mazzola, Theresia Zuleger, Karin Poths, Tobias B Haack, Julie Jacob, Sascha Vermeer, Frédérique Terbeek, Nicolas Feltgen, Alexandre P Moulin, Louisa Koutroumanou, George Papadakis, Andrew C Browning, Savita Madhusudhan, Lotta Gränse, Eyal Banin, Ana Berta Sousa, Luisa Coutinho Santos, Laura Kuehlewein, Pietro De Angeli, Bart P Leroy, Omar A Mahroo, Fay Sedgwick, James Eden, Maximilian Pfau, Sten Andréasson, Hendrik P N Scholl, Carmen Ayuso, José M Millán, Dror Sharon, Miltiadis K Tsilimbaris, Veronika Vaclavik, Hoai V Tran, Tamar Ben-Yosef, Elfride De Baere, Andrew R Webster, Gavin Arno, Panagiotis I Sergouniotis, Susanne Kohl, Cristina Santos, Carlo Rivolta

High-efficiency base editing in the retina in primates and human tissues

Nature Medicine, 2025
Alissa Muller, Jack Sullivan, Wibke Schwarzer, Mantian Wang, Cindy Park-Windhol, Pascal W Hasler, Lucas Janeschitz-Kriegl, Mert Duman, Beryll Klingler, Jane Matsell, Simon Manuel Hostettler, Patricia Galliker, Yanyan Hou, Pierre Balmer, Tamás Virág, Luis Alberto Barrera, Lauren Young, Quan Xu, Dániel Péter Magda, Ferenc Kilin, Arogya Khadka, Pierre-Henri Moreau, Lyne Fellmann, Thierry Azoulay, Mathieu Quinodoz, Duygu Karademir, Juna Leppert, Alex Fratzl, Georg Kosche, Ruchi Sharma, Jair Montford, Marco Cattaneo, Mikaël Croyal, Therese Cronin, Simone Picelli, Alice Grison, Cameron S Cowan, Ákos Kusnyerik, Philipp Anders, Magdalena Renner, Zoltán Zsolt Nagy, Arnold Szabó, Kapil Bharti, Carlo Rivolta, Hendrik P N Scholl, David Bryson, Giuseppe Ciaramella, Botond Roska, Bence György

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