Tag

Disease Mechanisms

All articles tagged with #disease mechanisms

science9 days ago•51 min saved

Massive Finnish Immune Atlas Links Non-Coding Variants to Disease Mechanisms

A massive new study published in Nature has created a population-scale atlas of the human immune system, linking genetic variants to disease mechanisms. By analyzing 10 million blood cells from 1,108 Finnish donors, researchers identified over 51,000 expression quantitative trait loci (eQTLs) and 338,000 chromatin accessibility QTLs. The study reveals how genetic variations in non-coding regions regulate gene expression, providing a clearer understanding of autoimmune diseases. This resource offers testable hypotheses for more than half of known immune disease associations, potentially accelerating drug discovery and personalized medicine.

via nature.com|

#disease-mechanisms #finngen #genomics

science15 days ago•46 min saved

Mitochondria Rethought as Dynamic, Heterogeneous Ecosystems

A new review in Nature argues that mitochondria are not a uniform network but a diverse ecosystem of specialized subpopulations. These subpopulations differ in shape, metabolism, and location, adapting to specific cellular needs. This heterogeneity is driven by fusion, fission, and genetic factors, and is crucial for understanding diseases like cancer and neurodegeneration.

via Nature|

#cell-biology #disease-mechanisms #metabolic-plasticity

health3 years ago•26 min saved

Uncovering Mechanisms of Beta Cell Dysfunction in Type 2 Diabetes through Multiomic Measurements and Genetics Integration.

Integrating genetics with single-cell multiomic measurements across disease states has identified mechanisms of beta cell dysfunction in type 2 diabetes. The study found that beta cells in type 2 diabetes patients have reduced expression of genes involved in insulin secretion and glucose metabolism, and increased expression of genes involved in stress response and inflammation. The findings provide insights into the underlying mechanisms of beta cell dysfunction in type 2 diabetes and could lead to the development of new treatments.

via Nature.com|

#beta-cells #disease-mechanisms #genetics