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Full-Text Articles in Genetics and Genomics

Investigation Of Notch Signaling In Cone Fate Specification In Vertebrate Retina, Xueqing Chen Sep 2021

Investigation Of Notch Signaling In Cone Fate Specification In Vertebrate Retina, Xueqing Chen

Dissertations, Theses, and Capstone Projects

In the vertebrate retina, cone photoreceptors are crucial for high acuity color vision. Several retinal diseases lead to loss of cones and there is a need to identify the normal developmental genesis of these cells to inform the development of stem cell-based therapies. Cone genesis has previously been shown to be repressed by Notch signaling, however, the mechanism by which Notch signaling controls cone fate determination is still unclear. It has been identified that cone photoreceptors are formed from multipotent retinal progenitor cells (RPCs) that first generate genetically-defined, restricted RPCs with limited mitotic and fate potential to preferentially form cones …


The Role Of Placental Genes On Intellectual Disability And Developmental Delay, Maedot A. Yidenk Jun 2021

The Role Of Placental Genes On Intellectual Disability And Developmental Delay, Maedot A. Yidenk

Dissertations, Theses, and Capstone Projects

The complex interaction between gene expressions and environmental factors plays a key role in the pathogenesis of various diseases, including neurodevelopmental disorders (Lenroot & Giedd, 2008). This study aimed to evaluate first, the magnitude of association between placental gene Methyl-CpG Binding Protein 2 (MeCP2) and intellectual disability (ID) in the offspring and second, the synergy between placental gene Forkhead box protein 1(FOXP1) and developmental delay (DD) in the offspring. We focused on assessing two specific paradigms, i) placental gene expressions of MeCP2 among children that have ID vs. children without ID; and ii) placental gene expression of …