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Targeting of the erythroid transcription factor, GATA-1, to specific locations within the human genome.
Globin genes -- Expression. ; Transcription factors. ; Genetic transcription -- Regulation.
Dartmouth Dissertations

Structural, stratigraphic, and thermo-chronological evolution of Trinidad.
Geochronometry -- Trinidad and Tobago -- Trinidad. ; Geology Structural -- Trinidad and Tobago -- Trinidad. ; Geology.
Dartmouth Dissertations

Migmatite systematics and geology : Carter Dome-Wild River Region White Mountains New Hampshire.
Migmatite -- New Hampshire. ; Geology -- New Hampshire.
Dartmouth Dissertations

Mechanisms for the regulation of fibrinolysis and cytokine expression by nickel.
Pulmonary fibrosis -- Pathophysiology. ; Fibrinolysis --Genetic aspects. ; Cytokines. ; Immune response -- Regulation. ; Nickel -- Toxicology. ; Lungs -- Dust diseases.
Human epidemiological and animal studies have associated inhalation of nickel dusts with increased incidence of pulmonary fibrosis. The current studies examined the hypothesis that nickel promotes pulmonary fibrosis by inhibiting fibrinolysis and...
Dartmouth Dissertations

Imaging performance in advanced small pixel and low light image sensors / by Leo Anzagira
The proliferation of mobile devices and other consumer products has greatly expanded the market for CMOS image sensors. This in turn has promoted a trend of continued improvement in image sensor performance, as companies seek to gain an advantage...
Dartmouth Dissertations

The role of BRCA1 in estrogen receptor-α regulation in breast cancer.
Breast -- Cancer -- Genetic aspects. ; Estrogen -- Receptors -- Regulation. ; Genetic transcription -- Regulation. ; BRCA1 Protein. ; Breast Neoplasms -- genetics. ; Gene Expression Regulation Neoplastic. ; Repressor Proteins.
Dartmouth Dissertations

Discovering MII1 regulated pathways in hematopoietic stem cells.
Hematopoietic stem cells. ; Hematopoietic stem cell disorders -- Genetic aspects. ; Genetic transcription -- Regulation. ; Leukemia -- Genetic aspects. ; Cell proliferation. ; Myeloid-Lymphoid Leukemia Protein -- genetics.
Hematopoietic stem cells (HSCs) balance self-renewal with the continuous production of the suitable numbers of lineage-restricted progenitor cells. In this work we demonstrate that the Mixed lineage leukemia 1 (Mll1) gene is essential for this...
Dartmouth Dissertations

Plasmodium falciparum SERA protein transgenics used in the study of parasite immunobiology and drug resistance.
Plasmodium falciparum -- Immunological aspects. ; Plasmodium falciparum -- Genetics. ; Toxoplasma gondii -- Genetics. ; Serine proteinases. ; Transgenic organisms. ; Drug resistance in microorganisms -- Genetic aspects.
Genetic and immunological tools have been used to study two protozoan parasites, Plasmodium falciparum and Toxoplasma gondii. Toxoplasma gondii provides an excellent model for the study of protozoan parasite biology. Plasmodium falciparum causes...
Dartmouth Dissertations

A benzonorbornyl model system for the study of carbocation-[pi] interactions.
Carbocations -- Reactivity. ; Aromatic compounds -- Reactivity.
An important mode of stabilization of cations in biochemical reactions is interaction with the π systems-of aromatic residues. As part of an investigation of the interaction of carbocations with aromatic π systems, a study of various model...
Dartmouth Dissertations

Sensing eye position.
Saccadic eye movements. ; Eye -- Movements. ; Visual perception -- Physiological aspects. ; Senses and sensation.
The oculomotor system needs up-to-date information about eye position in order to make accurate saccades to stimuli in the environment. This thesis investigated how well the oculomotor system uses information about eye position to make a variety of...
Dartmouth Dissertations

Mitochondrial biogenesis in Saccharomyces cerevisiae: transcriptional control by glucose.
Saccharomyces cerevisiae. ; Glucose. ; Mitochondria. ; Gene fusion. ; Cytochromes. ; Mutation (Biology).
Dartmouth Dissertations

Dispositional emotional expressivity shapes the processing of facial expression / by Annemarie C. Brown
When we want to know what others are thinking or feeling, we look to their face for clues. Affective neuroscience has usefully documented behavioral, psychophysiological and neural responses to the facial displays of others. Though this work...
Dartmouth Dissertations

On facial mimicry and facial feedback.
Imitation. ; Facial expression. ; Smiling. ; Laughter.
Dartmouth Dissertations

Reactions of cyclopropane nucleophiles with α-formyl ketone derivatives.
Cyclopropane. ; Ketones.
Dartmouth Dissertations

Investigation of vesicle fusion in ER to Golgi transport.
Membrane proteins -- Physiological transport. ; Biological transport -- Regulation. ; Cell membranes. ; Golgi apparatus. ; Endoplasmic reticulum. ; Saccharomyces cerevisiae -- Cytology.
Many intracellular transport events are mediated by vesicles that bud from donor membranes and then fuse with acceptor membranes. The transport of secretory proteins between the ER and Golgi compartments of the yeast Saccharomyces cerevisiae has...
Dartmouth Dissertations

Novel diphosphate surrogates: synthesis of potential inhibitors of cholesterol biosynthesis.
Cholesterol -- Synthesis -- Inhibitors. ; Anticholesteremic agents -- Synthesis. ; Pyrophosphates.
Dartmouth Dissertations

A novel region in the collagenase promoter is involved in transcriptional activation and repression.
Collagenases. ; DNA-protein interactions.
Dartmouth Dissertations

Characterization of metal ion binding to zinc finger peptides and metal ion competition reactions between metallothionein and Sp1 zinc finger #3.
Zinc-finger proteins. ; Metallothionein. ; Binding sites (Biochemistry).
Dartmouth Dissertations

Functional analysis of the Runx1 C-terminal sequences.
Transcription factors. ; Hematopoiesis -- Regulation. ; Genetic transcription -- Regulation. ; DNA-binding proteins.
RUNX1 is a transcription factor regulating hematopoietic development. Study of the RUNX1 structure revealed two functional domains. The runt domain binds DNA and mediates interaction with CBFß. Sequences C terminal to the runt domain form the...
Dartmouth Dissertations

Cytokinin and the transcriptional regulation of chloroplast development in Arabidopsis.
Chloroplasts -- Formation. ; Genetic transcription -- Regulation. ; Transcription factors. ; Arabidopsis -- Genetics. ; Arabidopsis proteins. ; Cytokinins.
Cytokinins regulate broad aspects of plant growth and development, such as cell division, root and shoot growth, chloroplast development, and leaf senescence. Cytokinins are perceived by a signal transduction pathway that involves receptors,...
Dartmouth Dissertations

N,N,N',N'-tetramethyl-P-phenylenediamine (TMPD) photoionization in nonpolar solvents.'
Photoionization.
Dartmouth Dissertations

The role of p38 MAP kinase in the regulation of mRNA stability.
Messenger RNA -- Metabolism. ; Mitogens. ; Thalidomide. ; Glucose -- Physiological transport. ; Mitogen-Activated Protein Kinases. ; MAP Kinase Signaling System. ; Protein processings Post-transcriptional. ; Hippel-Lindau Disease.
We have investigated the role of the p38 MAP kinase pathway in regulating gene expression at the level of mRNA stability. The inhibitory effect of thalidomide on Tumor Necrosis Factor (TNF)α production was characterized. Activation of the MAPK...
Dartmouth Dissertations

Coordination chemistry and DNA-binding studies of a non-classical zinc finger motif.
Coordination compounds. ; Zinc-finger proteins. ; DNA-binding proteins. ; DNA-protein interactions.
Dartmouth Dissertations

Gas diffusivity and air permeability of the firn from cold polar sites.
Snow -- Permeability. ; Snow surveys -- Antarctica -- East Antarctica. ; Surfaces -- Areas and volumes. ; Gas flow. ; Porosity.
Recent field investigations of a megadunes region of East Antarctica provide evidence that differences in grain size, thermal conductivity, and permeability across a megadune are due to relative accumulation patterns in the absence of significant...
Dartmouth Dissertations

Thermodynamic studies of copper binding to azurin : development and application of a novel method to determine the reduction potential and reduction thermodynamics of metalloproteins / by Molly L. Croteau
Cupredoxins, such as stellacyanin, plastocyanin, amicyanin, rusticyanin, and azurin perform electron transfer (ET) reactions with partner protein(s) in the cell. The role of the redox cofactor in these proteins is played by a copper ion, which...
Dartmouth Dissertations

A proteomics approach to NIMA-related kinase signaling in mitosis / by Sierra N. Cullati
NIMA-related kinases (Neks) control several aspects of cell division downstream of master mitotic regulators such as Cdk1 and Plk1. Though depletion of Nek6, Nek7, or Nek9 results in cytokinesis failure, to date no molecular mechanism has been...
Dartmouth Dissertations

The role of p53 in retinoic acid-induced differentiation of human germ cell tumors.
p53 antioncogene -- Regulation. ; Retinoids -- Physiological effect. ; Retinoids -- Receptors. ; Cell differentiation -- Molecular aspects. ; Genetic transcription -- Regulation. ; Germ cells -- Tumors. ; Receptors.
The retinoids exert potent growth and differentiation effects on normal, embryonic and neoplastic cells. Although retinoids are known to regulate gene transcription through activation of retinoid receptors, the direct target genes of retinoid...
Dartmouth Dissertations

Part I, Synthesis of potentially Möbius aromatic heterocycles; part II, The perfluorotropylium.
Heterocyclic compounds. ; Aromatic compounds -- Synthesis. ; Fluorine compounds. ; Ionization.
Dartmouth Dissertations

Biological significance of VIVID photocycle length and the control of gene expression by the Neurospora clock / by Arko Dasgupta
Sensing light from the environment using photoreceptors is of great adaptive significance to eukaryotes. A prominent feature of the photochemistry of these receptors is the photocycle length, the time taken to decay from the initial signaling light...
Dartmouth Dissertations

Characterization of two Saccharamyces cerevisiae genes involved in mRNA export.
Messenger RNA -- Physiological transport. ; Saccharomyces cerevisiae -- Genetics. ; Proteins -- Synthesis -- Genetic aspects.
I report the further characterization of an essential S. cerevisiae nucleoporin, RAT7/NUP159, shown previously to be involved in mRNA export. The Rat7p/Nup159p can be divided into three domains: an N-terminal domain, a central repeat domain, and a...
Dartmouth Dissertations

Insights into the assembly and organization of higher-order septin structures.
Septins. ; Proteins -- Structure. ; Fluorescence spectroscopy. ; Molecular biology -- Instruments. ; GTP-Binding Proteins.
Dartmouth Dissertations

The identification and characterization of aldosterone responsive genes.
Aldosterone. ; Genetic regulation. ; Mineralocorticoids -- Receptors.
Dartmouth Dissertations

Characterizing the impact of single nucleotide variation in breast cancer / by Kinjal Desai
Genome sequencing technology has enabled the identification of genetic variants that are linked with cancer phenotypes, whether these are somatically acquired mutations or common inherited single nucleotide polymorphisms (SNPs). Whereas coding...
Dartmouth Dissertations

An analysis of an ecdysterone response element from the Drosophila hsp27 gene.
Ecdysone. ; Gene expression. ; Drosophila -- Genetics. ; Heat shock proteins.
Dartmouth Dissertations

Stable isotopes as tracers in hydrogeologic processes: case studies from the Connecticut River of New England and the Heart Mountain Fault of Wyoming and Montana.
Radioactive tracers in hydrogeology -- Case studies. ; Isotope geology -- Connecticut River Watershed. ; Isotope geology -- Montana -- Heart Mountain Fault. ; Isotope geology -- Wyoming -- Heart Mountain Fault.
Dartmouth Dissertations

Vibrational and electronic spectroscopic studies of metallothionein.
Metallothionein.
Dartmouth Dissertations

Building a better trap: the use of iron dithiocarbamate complexes in the in vivo and ex vivo detection and quantification of nitric oxide.
Nitric oxide -- Analysis. ; Dithiocarbamates. ; Iron compounds. ; Organonitrogen compounds. ; Electron paramagnetic resonance spectroscopy.
Nitric oxide is synthesized by living organisms and plays important roles in circulatory, neurological, and immune function. Nitric oxide can also play pathophysiological roles, depending on the amount of the molecule, the presence of other species...
Dartmouth Dissertations

Hedgehog signaling is a critical mediator for urinary bladder cancer.
Bladder -- Cancer -- Molecular aspects. ; Cellular signal transduction. ; Transcription factors -- Pathophysiology. ; Arsenic -- Carcinogenicity. ; Urinary Bladder Neoplasms -- genetics. ; Hedgehog Proteins.
The role of Hedgehog (HH) signaling in bladder cancer is controversial. The HH receptor and negative regulator Patched1 (PTCH1) resides on a region of chromosome 9q, one copy of which is frequently lost in bladder cancer. Inconsistent with PTCH1...
Dartmouth Dissertations

The role of nongeometric information in spatial language.
Space and time in language. ; Space perception. ; Figure-ground perception. ; Psycholinguistics.
Across languages, there exists a relatively small number of spatial prepositions. These terms are used to express the infinite number of possible spatial locations of an unlimited number of different entities in the environment. Previous research...
Dartmouth Dissertations

Finite element simulation of solidification into an undercooled melt.
Solidification -- Mathematical models. ; Dendritic crystals.
In an undercooled environment any protuberance or bump on a planar solid/liquid interface that extends into the melt enhances its growth since the surrounding temperature gradient is greater than that about the planar surface. Consequently, the...
Dartmouth Dissertations

Light and circadian regulation in Neurospora crassa.
Neurospora crassa -- Effect of light on. ; Neurospora crassa -- Genetics. ; Circadian rhythms. ; Genetic transcription -- Regulation. ; Cryptochrome. ; Phytochrome.
Dartmouth Dissertations

Characterization of catalase in Arabidopsis thaliana.
Arabidopsis thaliana -- Genetics.
The Arabidopsis catalase gene family contains at least three genes, encoding subunits which combine in tetramers to form 7 detectable isozymes. Two of these genes are within 250 bp of each other at a single locus (CAT3/1) near the top of chromosome...
Dartmouth Dissertations

Bcl-2 family proteins and the regulation of apoptosis.
Apoptosis. ; Proteins. ; Cellular signal transduction. ; Proto-Oncogene Proteins c-bcl-2.
Apoptosis is induced by chemicals and death receptor activation. Although the stimuli are different, common proteins are activated downstream. The Bcl-2 family of proteins plays an important role in mediating apoptotic signaling at the mitochondria...
Dartmouth Dissertations

Interrelationships between carbohydrate, uridine nucleotide and protein metabolism and effects of cortisol on these interrelationships.
Carbohydrates -- Metabolism. ; Proteins -- Metabolism. ; Hydrocortisone.
Dartmouth Dissertations

Characterization of Saccharomyces cerevisiae genes RAT8, RAT9/NUP85 and RAT10/NUP145.
Messenger RNA -- Physiological transport. ; Saccharomyces cerevisiae -- Genetics.
Dartmouth Dissertations

Metal distribution in Arabidopsis.
Arabidopsis -- Effect of metals on. ; Zinc -- Physiological transport. ; Iron -- Physiological transport. ; Plants -- Effect of iron on. ; Plants -- Effect of zinc on.
Iron and zinc deficiency commonly limit plant growth and crop yields. Furthermore, deficiencies in both of these micronutrients are common throughout the world, particularly in developing countries where people may only consume simple diets...
Dartmouth Dissertations

Coupling of termination, 3' processing and mRNA export.
Messenger RNA -- Genetic aspects. ; Transcription factors. ; Genetic transcription -- Regulation. ; RNA-protein interactions. ; Saccharomyces cerevisiae -- Genetics.
Dartmouth Dissertations