The maternal brain is remarkably plastic and exhibits multifaceted neural modifications. Neurogenesis has emerged as one of the mechanisms by which the maternal brain exhibits plasticity. This review highlights what is currently known about peripartum-associated changes in adult neurogenesis and the underlying hormonal mechanisms. We also consider the functional consequences of neurogenesis in the peripartum brain and extent to which this process may play a role in maternal care, cognitive function and postpartum mood. Finally, while most work investigating the effects of parenting on adult neurogenesis has focused on mothers, a few studies have examined fathers and these results are also discussed.
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http://dx.doi.org/10.1016/j.yfrne.2016.02.004 | DOI Listing |
Cell Rep
January 2025
Shanghai Jiao Tong University Affiliated Sixth People's Hospital, School of Biomedical Engineering, Shanghai Jiao Tong University, Shanghai 200031, China. Electronic address:
Humans are widely exposed to phthalates, a common chemical plasticizer. Previous cohort studies have revealed that maternal exposure to monobutyl phthalate (MBP), a key metabolite of phthalates, is associated with neurodevelopmental defects. However, the molecular mechanism remains unclear.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Afe Babalola University, Ado-Ekiti, Ekiti, Nigeria.
Background: Stress during pregnancy and postpartum periods has been associated with short-term cognitive deficits with potential long-term Alzheimer's disease (AD) risk. However, the biological mechanisms mediating these effects remain poorly understood. This study investigated the impacts of recurrent heat and simulated refugee camp stress across pregnancy and the postpartum period on cognition, affective behaviour, and AD neuropathological changes in primiparous rats.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
The University of Texas Health Science Center at San Antonio, San Antonio, TX, USA.
Background: Mitochondria are organelles where energy production takes place via oxidative phosphorylation, thus mitochondrial function influences the organs with large energy consumption, such as the brain. Mitochondria contain their own circular genome (mtDNA), which encodes essential proteins/RNAs involved in oxidative phosphorylation. The maternal inheritance of mtDNA, combined with a higher risk of Alzheimer's disease (AD) observed in females, suggest mtDNA may have a role in AD.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Homi Bhabha National Institute, Mumbai, Maharashtra, India.
Background: Recent advances in understanding the regulatory networks implicated in Alzheimer's Disease (AD) evinces the involvement of long non-coding RNAs (lncRNAs) as crucial regulatory players. The present study explores the role played by maternally imprinted lncRNA XIST in regulating the sex-biased prevalence of AD.
Method: With whole transcriptomic sequencing data from the hippocampal RNA of post-mortem AD brains from humans and APP/PS1 mice, the altered expression of XIST in AD was studied.
Alzheimers Dement
December 2024
Glenn Biggs Institute for Alzheimer's and Neurodegenerative Diseases, University of Texas Health San Antonio, San Antonio, TX, USA.
Background: APP duplications are a rare form of familial Alzheimer's disease (AD). Research has shown variability in clinical presentation with full duplications. There is limited information on those with partial duplications, especially in underrepresented minorities.
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