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Genetics and Genomics of Sjögren's Disease, circa 2026

The genetic susceptibility and molecular mechanisms that drive Sjögren’s disease pathogenesis and clinical heterogeneity remain largely unknown. Through partnerships with the Sjögren’s Genetics Network and NIH Accelerating Medicines Partnership Autoimmune and Immune-Mediate Diseases (AMP-AIM), we are leveraging genotyping and cutting-edge single cell sequencing and spatial transcriptomics technologies to deconstruct the genetic, genomic, cellular, and molecular heterogeneity of Sjögren’s Disease. In this talk, I will reveal several novel genetic risk loci from our largest GWAS to-date, as well as new insights into the molecular dysregulations observed in peripheral blood and salivary gland of early and established Sjögren’s disease. Lastly, I will discuss technological biases observed when using different 10X Genomics technologies on participant-matched samples.

From 05 Oct 2026 11:30
Until 05 Oct 2026 12:30
Location FSVM I building, seminar room
Speaker
Chris Lessard
Affiliation
Professor, Genes and Human Disease Research Program Oklahoma Medical Research Foundation, Oklahoma City, Oklahoma, USA
Host Dirk Elewaut
Stream ID 824 4961 8883
Stream Password 822413

About the speaker

Dr. Christopher Lessard is a Professor of the Genes and Human Disease (GHD) Research Program at the Oklahoma Medical Research Foundation (OMRF). His research team leverages high throughput bulk and single cell sequencing technologies, statistical genetics, bioinformatic analyses, and molecular biology approaches to study the molecular mechanisms that drive Sjögren’s disease and other autoimmune diseases. Dr. Lessard has built a diverse research team of scientists, as well as a network of local, national, and international collaborators with common interests in understanding the genetic, genomic and epigenomic factors that influence autoimmune disease pathology. As part of this, he currently leads the international Sjögren’s Genetics Network (SGENE), which includes collaborators from more than 50 institutions with a common goal to understand the genetic, genomic, and epigenomic factors that influence Sjögren’s disease pathology. He is also an investigator involved in the Accelerated Medicines Partnership (AMP) Autoimmune and Immune-Mediated Diseases (AIM) Program, which aims to use spatially aware technologies to define subphenotypic and tissue-specific differences between Sjögren’s patients. To date, the ongoing research by Dr. Lessard, his colleagues, and his research team are performing deep explorations of the epigenetic dysregulation that occurs in the peripheral blood and other autoimmune disease-target tissues, and integrating bulk, single cell, and spatial multiomic data to deconstruct the genetic, genomic, and epigenomic mechanisms that drive complex and heterogeneous autoimmune disease mechanisms.

Genetics and Genomics of Sjögren's Disease, circa 2026
Seminar