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New discovery rewrites the rules of antigen presentation

A team of scientists has challenged long-held assumptions about how immune recognition works, discovering that lipid molecules can be displayed to T cells in a sideways orientation. This new model allows for more flexibility in the immune system's ability to survey its environment and respond to threats.

Neoself-antigens induce autoimmunity in lupus

Researchers found that neoself-antigens, presented on MHC-II, induce an immune response and lead to autoimmunity in lupus patients. EBV reactivation increases the presentation of these antigens, triggering T cell activation and autoimmune disease development.

Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Dissecting the genetic factors involved in systemic lupus erythematosus development

A recent study has elucidated the genetic factors involved in systemic lupus erythematosus (SLE) development. The researchers found that HLA-DRB1*15:01 is primarily associated with SLE development in the Japanese population, suggesting its role in influencing disease progression. Furthermore, the study highlights the importance of anal...

Alveolar macrophages help CD8+ T cells go (anti-)viral

Researchers from Nara Institute of Science and Technology found that alveolar macrophages act as antigen-presenting cells to prime CD8+ T cell expansion in the lungs. This process involves the production of interleukin 18, leading to the development of resident memory-type cell populations.