Understanding the genes for Parkinson's disease

Parkinson’s disease genes are being tracked down to their exact DNA sequences, and then tested to see how they work together inside cells. Scientists already know that many Parkinson’s genes control two cellular cleanup processes: autophagy, which removes damaged proteins and cell components, and mitophagy, which specifically clears faulty mitochondria. But for many other genes linked to the disease, only their rough chromosomal location is known—not the gene itself. This project will identify those missing genes and map how all the known Parkinson’s genes connect to each other. The key question is whether the newly found genes also feed into autophagy and mitophagy, or whether they reveal entirely new biological pathways involved in the disease. If successful, this work will give researchers a complete genetic picture of what goes wrong in Parkinson’s cells. That map can then be used to build cellular assays—laboratory tests that measure whether a drug corrects the specific defect. This is fundamental science: it will not produce a treatment tomorrow. But understanding the full set of genes and pathways is a necessary step before anyone can design drugs that target the root causes of the disease, rather than just managing symptoms.