Two new studies suggest that insulin-producing beta cells are not just passive targets of the immune system in type 1 diabetes but may actively influence how the disease develops. Researchers found that healthy beta cells can mount antiviral defenses and use internal recycling processes, known as autophagy, to cope with stress. However, these protective mechanisms appear to be impaired in people with type 1 diabetes, making beta cells more vulnerable to damage. The findings challenge the traditional view of the disease and highlight beta cells as potential therapeutic targets. More research is needed to determine how these cellular pathways could be used to prevent or treat type 1 diabetes.
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