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Synaptogenesis in the Cerebellum of Offspring Born to Diabetic Mothers
Javad Hami1,2, Saeed Vafaei-Nezhad1,2, Akram Sadeghi1,2
1Cellular and Molecular Research Center, Birjand University of Medical Sciences, Birjand, Iran.
Insights
Maternal diabetes during pregnancy may negatively impact offspring neurodevelopment by altering cerebellar synaptogenesis. This review examines how diabetes affects synaptophysin expression, a key marker for synaptic development in the developing brain.
Area of Science:
- Neuroscience
- Developmental Biology
- Endocrinology
Background:
- Maternal diabetes mellitus is linked to neurodevelopmental issues in offspring.
- The cerebellum plays a role in motor control, cognition, and learning.
- Synaptogenesis, crucial for neural development, involves synaptic vesicle protein synaptophysin (SYP).
Purpose of the Study:
- To review literature on the impact of maternal diabetes on synaptophysin expression in the developing cerebellum.
- To explore the role of altered synaptogenesis in neurodevelopmental deficits associated with maternal diabetes.
Main Methods:
- Literature review of studies investigating maternal diabetes and cerebellar development.
- Focus on research examining synaptophysin (SYP) expression and localization.
Main Results:
- Maternal diabetes can negatively affect SYP expression and localization in the developing cerebellar cortex.
- Evidence suggests alterations in synapse density due to maternal diabetes.
Conclusions:
- Altered synaptogenesis and synapse density in the cerebellum may contribute to neurodevelopmental anomalies in offspring of diabetic mothers.
- This highlights a potential mechanism linking maternal diabetes to cerebellar dysfunction.
Abstract:
There is increasing evidence that maternal diabetes mellitus during the pregnancy is associated with a higher risk of neurodevelopmental and neurofunctional anomalies including motor dysfunctions, learning deficits, and behavioral problems in offspring. The cerebellum is a part of the brain that has long been recognized as a center of movement balance and motor coordination. Moreover, recent studies in humans and animals have also implicated the cerebellum in cognitive processing, sensory discrimination, attention, and learning and memory. Synaptogenesis is one of the most crucial events during the development of the central nervous system. Synaptophysin (SYP) is an integral membrane protein of synaptic vesicles and is considered to be a marker for synaptic density and synaptogenesis. Here, we review the manuscripts focusing on the negative impacts of maternal diabetes in pregnancy on the expression or localization of SYP in the developing cerebellar cortex. We believe that the alteration in synaptogenesis or synapse density may be part of the cascade of events through which diabetes in pregnant women affects the newborn's cerebellum.
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