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Excess Folic Acid As A Potential Competitor Of Glutamate May Interfere With Neural Development, Benjamin Fick Jan 2016

Excess Folic Acid As A Potential Competitor Of Glutamate May Interfere With Neural Development, Benjamin Fick

Honors Program Theses

Folic acid, Vitamin B9, is strongly advised as a supplement taken by pregnant woman to maintain the health of the embryo, and deficiency increases the risk of neural tube defects. However, a safe upper limit of folate to consume has not been established, and an excess of dietary folate may interfere with neurodevelopmental metabolism, increasing the risk of adverse outcomes, including autism spectrum disorder (ASD). It has been suggested that folate affects connectivity among neurons as the brain develops. Glutamate is important in the regulation of neural tissue development, as it is a common excitatory neurotransmitter that binds to synaptic …


The Effect Of Rearing Temperature On Somite Formation And Skeletal Development In The Zebrafish, Danio Rerio, Sarah Jean Freeland Jan 2016

The Effect Of Rearing Temperature On Somite Formation And Skeletal Development In The Zebrafish, Danio Rerio, Sarah Jean Freeland

Honors Program Theses

The purpose of this study is to explore the effect temperature may have on development of elements of the Weberian apparatus in relation to the other regions of the vertebral column. The goals of this study were three-fold 1. To test rapid whole-mount staining techniques to quickly determine effect of temperature on somite number. 2. To examine the effect of extreme low and extreme high rearing temperature on somite formation. 3. To examine the effect of extreme low and extreme high rearing temperature on skeletal development in the Weberian apparatus


Homocysteine And Csrp-3 Protein In Migrating Neural Crest Cells: A Quantitative And Qualitative Confocal Microscopy Study, Allysan R. White Jan 2016

Homocysteine And Csrp-3 Protein In Migrating Neural Crest Cells: A Quantitative And Qualitative Confocal Microscopy Study, Allysan R. White

Dissertations and Theses @ UNI

Congenital heart defects are one of the leading causes of infant death. High maternal blood serum levels of the amino acid homocysteine and the frequency of heart defects are correlated, but the immediate cause is unknown. During early embryonic development, a distinctive population of cells arises dorsally as the neural tube closes, forming the brain and spinal cord. These are the neural crest cells, which play a crucial role in the development of the nervous system, head skeletal, certain endocrine and connective tissues, and, notably, the heart’s outflow region. These migratory cells will follow specific pathways and respond to signals …