The world's rarest diseases — and how they impact everyone | Anna Greka
Nov 14, 2023
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Physician-scientist Anna Greka investigates rare genetic diseases, decoding secrets of our cells. Using advanced technology, they solve medical mysteries and develop precision treatments for millions. Insights into human cells, advancements in technology, and uncovering a biological mechanism for treating diseases discussed.
Dr. Anna Greka's team identified a mutation in the Mach 1 gene that causes a deadly kidney disease, leading to potential treatments for over 50 genetic diseases.
Through molecular sleuthing, her team discovered a drug-like compound that can effectively remove the mutant protein associated with kidney disease, offering hope for treatments in disorders like retinitis pigmentosa and Alzheimer's disease.
Deep dives
Unraveling Genetic Diseases: A Scientific Sleuthing Adventure
Genetic diseases can carry life-threatening consequences. Dr. Anna Greka's TED Talk delves into the exploration of gene-related diseases and the vital lessons we can learn from deeper investigation. By studying a family affected by a mysterious kidney disease, her team identified a mutation in the Mach 1 gene, leading to early deaths. Through molecular sleuthing, they discovered the misshapen mutant protein that accumulates inside cells due to a faulty cargo receptor. By testing thousands of chemical compounds, they identified a drug-like compound that could clear the mutant protein and showed promising results in mice with kidney disease. This breakthrough also revealed new insights applicable to other disorders like retinitis pigmentosa and Alzheimer's disease, offering hope for potential treatments for over 50 diseases.
The Power of Molecular Sleuthing in Biological Discovery
Dr. Anna Greka highlights the power of molecular sleuthing and hypothesis-driven science in unlocking secrets within human cells to understand genetic diseases. She shares the story of a family plagued by a deadly kidney disease caused by a mutation in the Mach 1 gene. Through modern technologies, her team analyzed millions of images and billions of cells, revealing the accumulation of misshapen mutant proteins due to a malfunctioning cargo receptor. By testing thousands of compounds, they identified a drug-like compound that successfully removed the mutant protein, opening possibilities for treating not only kidney disease but also disorders like retinitis pigmentosa and Alzheimer's disease. This approach holds promise for unlocking potential treatments for the hundreds of millions affected by genetic diseases worldwide.
Addressing the Challenge of Genetic Diseases through Scientific Sleuthing
Dr. Anna Greka emphasizes the immense challenge of genetic diseases and the urgent need for scientific sleuthing to develop precision cures. She recounts the discovery of a single extra letter mutation in the Mach 1 gene responsible for a deadly kidney disease that affected generations of a family. Through rigorous molecular detective work, her team identified the malfunctioning mutant protein and found a compound that effectively removed it in kidney cells. This breakthrough revealed a broader understanding of toxic proteinopathies and related disorders such as retinitis pigmentosa and Alzheimer's disease. Dr. Greka advocates for leveraging scalable tools and technologies, engaging patient communities, and embracing curiosity-driven science to unlock treatments for the vast array of genetic diseases that impact millions worldwide.
Physician-scientist Anna Greka investigates the world's rarest genetic diseases, decoding the secrets of our cells through "molecular detective work." She explains how her team is using new, advanced technology to solve decades-old medical mysteries — and shows how this work could help develop precision treatments for millions of people across the globe.