Publications by authors named "Kirstin Leitner"

Background: The COVID-19 pandemic led to the rapid uptake of telemedicine services, which have been shown to be potentially cost-saving and of comparable quality to in-person care for certain populations. However, there are some concerns regarding the feasibility of implementation for marginalized populations, and the impact of widespread implementation of these services on health disparities has not been well studied.

Objective: This study aimed to assess the impact of telehealth implementation on postpartum care during the COVID-19 pandemic on racial disparities in visit attendance and completion of postpartum care goals.

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The millennial pregnant patient expects an innovative approach to prenatal care. Patients are reaching to peer support online communities or engaging in direct-to-consumer mobile applications during their pregnancy. Currently developed solutions show promise, however, the clinical impact and generalizability of these solutions remains unclear.

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Problem: Exposure to intrauterine inflammation, associated with preterm birth, has been linked to a devastating spectrum of neurobehavioral disorders. Mechanisms of this injury are unknown. Using a mouse model of intrauterine inflammation, we have observed a disruption of fetal neuronal morphology along with a marked elevation of interleukin (IL)-1β in the fetal brain and placenta.

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Adipocyte differentiation is controlled by many transcription factors, but few known downstream targets of these factors are necessary for adipogenesis. Here we report that retinol saturase (RetSat), which is an enzyme implicated in the generation of dihydroretinoid metabolites, is induced during adipogenesis and is directly regulated by the transcription factor peroxisome proliferator activated receptor gamma (PPARgamma). Ablation of RetSat dramatically inhibited adipogenesis but, surprisingly, this block was not overcome by the putative product of RetSat enzymatic activity.

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Rhythmic changes in histone acetylation at circadian clock genes suggest that temporal modulation of gene expression is regulated by chromatin modifications. Furthermore, recent studies demonstrate a critical relationship between circadian and metabolic physiology. The nuclear receptor corepressor 1 (Ncor1) functions as an activating subunit for the chromatin modifying enzyme histone deacetylase 3 (Hdac3).

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