New Gene Linked to Rare Newborn Diabetes Discovery
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New Gene Identified as Cause of Rare Neonatal Diabetes
Published October 19, 2025, at 03:54:20 AM EDT. Updated as new information becomes available.
What Happened?
A team of scientists announced the identification of the TMEM167A gene as solely responsible for a rare and severe form of Diabetes that manifests exclusively in newborns. Mutations in this gene lead to the inactivation of pancreatic beta cells,which are crucial for insulin production,perhaps leading to life-threatening complications. The finding,published in nature on October 16,2025,offers new avenues for diagnosis and potential therapies.
The Role of TMEM167A
Researchers found that beta cells in the pancreas – responsible for producing insulin to regulate blood sugar – are entirely dependent on the TMEM167A gene for proper function.This gene isn’t limited to the pancreas; it also plays a critical role in the function of nerve cells in the brain, suggesting potential broader implications beyond diabetes. the study demonstrated that without a functional TMEM167A gene, beta cells cannot develop or function correctly, leading to immediate insulin deficiency at birth.
Dr. Myriam knoop, a diabetes specialist at the Free University of