Search Full Text
Now showing items 21-30 of 910
Nitric Oxide Signalling of RSNOs and Nitrite Mediated by Lewis Acids
(Georgetown University, 2021)
As an important signaling molecule, nitric oxide (NO) contributes to numerous biological effects such as vasodilation, angiogenesis and respiration control. The freedom of action for NO, however, is limited by its high ...
Modernizing Topic Models: Accounting for Noise, Time, and Domain Knowledge
(Georgetown University, 2021)
Data has evolved rapidly since the inception of topic models over twenty years ago.The most popular topic models perform poorly on large contemporary data sets that contain short, noisy texts.
This dissertation aims to ...
Lifetime Stability, Maternal Effects, and Fitness Outcomes of Socio-Ecological Strategies in Wild Bottlenose Dolphins
(Georgetown University, 2021)
Individuals within a population differ in behavior along both social and ecological axes. These differences are proposed to be governed by niche theory at the individual level, but empirical evidence is sparse, especially ...
Associations between Polymorphisms in Genes in the Nitrite Synthesis Pathway and Mammographic Breast Density, a Biomarker of Breast
(Georgetown University, 2021)
The nitrite synthesis pathway may play a role in breast cancer by activating the estrogen receptor alpha (ERα) through an interaction with the ligand-binding domain of the receptor in the absence of estradiol. ERα plays a ...
Citizens and Comrades: Entangled Revolutions and the Production of Knowledge Between Russia and France, 1905-1936
(Georgetown University, 2021)
What did Russian people know about 1789 in 1905? What did French people know about 1917 in 1936? Historians of France and Russia have long argued that the French-Russian revolutionary connection is central to both French ...
Charity in Dialogue: A Reflection on Hermeneutics, Religion, and Human Dignity
(Georgetown University, 2021)
The central argument in this thesis is that religion, and in particular the Christian religion, has an essential cultural function to play in the first half of the twenty-first century as a cultural educator par excellence ...
Dissecting Malarial Anemia Using Rodent Malaria Models
(Georgetown University, 2021)
Malaria continues to be a global issue, with many deaths arising from severe malaria anemia. Rodent malaria models are a well-known tool for studying malaria disease pathology. Initial microarray data revealed changes to ...
Articulating Non-Native Vowel Contrasts
(Georgetown University, 2021)
The goal of this dissertation is to better understand the targets of vowels in speech production. Three experiments investigate vowel production in non-native speech, probing how new vowel categories, and thus targets, are ...
Children's Sociostylistic Creaky Voice
(Georgetown University, 2021)
Sociolinguistic variation in children is well-documented (e.g., Fischer, 1958; Roberts, 1997; Nardy et al., 2014). However, this work has largely centered on segmental variables alone. Creaky voice, a nonsegmental variable, ...
Local International School Students: Identity and Language Learning Investments
(Georgetown University, 2021)
International schools often use English as the medium of instruction and include large student populations of expatriate children with parents in globally mobile professions, who decided that the local education would not ...