How Long-Read Sequencing is Redefining Autism Genetics
Unlocking the Missing Heritability: For decades, the search for the biological roots of Autism Spectrum Disorder (ASD) has been a journey through a "genetic labyrinth." While scientists have long known that autism is highly heritable, a significant portion of the genetic causes—referred to as "missing heritability"—has remained stubbornly out of reach. A landmark study published in March 2026 by researchers at the University of California, San Diego has finally begun to close this gap. By utilizing a "game-changing" technology known as Long-Read Whole Genome Sequencing (LR-WGS), the team has uncovered a suite of previously invisible genetic variants, offering a new map for diagnostics and targeted therapies. How Long-Read Sequencing is Redefining Autism Genetics The Limitations of the "Short-Read" Era To understand why this discovery is so significant, one must first look at the tools previously available to geneticists. For the last twenty ...