Browsing Theses and Dissertations, Electronic (ETDs) by Title
Now showing items 4090-4109 of 6497
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Obama's Plagues: A Qualitative Content Analysis of White House Messaging in Response to Ebola and Zika
(Johns Hopkins UniversityUSA, 2017-05-03)Over the last two years, Ebola and Zika have made international headlines and been the focus of a storm of legislation, media attention and public concern in the United States. As each disease threatened the United States ... -
Obesity and Physical Functioning: Associations with Cognition in the Advanced Cognitive Training for Independent and Vital Elderly (ACTIVE) Cohort
(Johns Hopkins University, 2014-06-25)The current study reviewed mechanisms through which obesity influences cognitive performance as well as explored the dynamic relationship between body weight, physical performance, and cognition in the Advanced Cognitive ... -
Obesity Prevention Among American Indian Adults: Impact Evaluation of a Multi-level, Multi-component Intervention
(Johns Hopkins UniversityUSA, 2017-04-03)Prevalence of adult overweight and obesity is alarmingly high, disproportionately so in American Indian and Alaska Native (AIAN) populations. Factors contributing to this health disparity in this population are multifaceted, ... -
OBESITY PREVENTION POLICY INTERVENTIONS FOR US ADULTS: EXPLORING FACILITATORS AND BARRIERS
(Johns Hopkins University, 2015-03-11)ABSTRACT Background The obesity epidemic is one of the most significant public health problems facing the United States (US). Reducing current weight in adults and preventing further weight gain among those already ... -
Obesity, Weight Distribution and Risk of Acute Kidney Injury in the Atherosclerosis Risk in Communities (ARIC) Study
(Johns Hopkins UniversityUSA, 2015-05-01)Background: Elevated body mass index (BMI) has been associated with acute kidney injury (AKI) in surgical and critically ill patients. Less is known about the relationship between obesity and AKI in the population-based ... -
Object Counting and Localization: A Statistical Approach
(Johns Hopkins UniversityUSA, 2019-01-28)Scene understanding is fundamental to many computer vision applications such as autonomous driving, robot navigation and human-machine interaction; visual object counting and localization are important building blocks of ... -
Object Recognition and Parsing with Weak Supervision
(Johns Hopkins UniversityUSA, 2021-11-23)Object recognition is a fundamental problem in computer vision and has attracted a lot of research attention, while object parsing is equally important for many computer vision tasks but has been less studied. With the ... -
Objects and Substances in Vision, Language, and Development
(Johns Hopkins University, 2014-06-30)In this dissertation, I explore how linguistic representations (e.g., lexical and sentential meanings) interface and interact with the innately-specified core cognitive representations. In particular, I focus the interactions ... -
OBLIGATIONS OF CHILD WELFARE WORKERS TOWARDS FOSTER CARE YOUTH INVOLVED IN DOMESTIC MINOR SEX TRAFFICKING: EXPANDING BEYOND IMMEDIATE SAFETY TO INCLUDE OVERALL WELL-BEING
(Johns Hopkins UniversityUSA, 2021-05-05)The task of protecting foster care youth involved in domestic minor sex trafficking (DMST) falls on Child welfare workers (CWWs). CWWs are accountable for shielding youth from the dangers associated with continued involvement ... -
Observing from the Margins: James Parkinson and the Shaking Palsy
(Johns Hopkins UniversityUSA, 2014-03-21)Abstract In 1817, James Parkinson (1755-1824) published An Essay on the Shaking Palsy, describing paralysis agitans, or the shaking palsy, a condition he believed to be a specific and newly characterized disease. The disease ... -
Obstetricians' Ethical Perspectives on Parental Leave in the United States
(Johns Hopkins UniversityUSA, 2021-12-17)United States parental leave policies for the birth of a child vary by length of leave, payment, and restrictions on paid leave qualifications. Many parents must return to work before they feel ready based on a variety of ... -
Occupational Allergy and Asthma Among Laboratory Animal Workers: The Role of Respiratory Protection
(Johns Hopkins University, 2014-11-07)ABSTRACT Problem: Workers exposed to laboratory animal allergens develop laboratory animal allergies (LAA) (sensitization accompanied by allergic symptoms) which often progresses to occupational asthma (OA). Although ... -
Occupational Therapy Stakeholders’ Perspectives of Level I Fieldwork Opportunities: A Mixed Methods Comparison
(Johns Hopkins UniversityUSA, 2021-04-23)The Affordable Care Act’s focus on preventive health and specialty practice has created a high demand for qualified health professionals in the United States. With the rising number of academic programs in the past decade, ... -
Ocean Circulation with Localized Vorticity Forcing
(Johns Hopkins UniversityUSA, 2016-10-18)Two types of circulations are found in the deep ocean: recirculating cells and basin-wide gyres. This thesis examines the physics of such circulations in several contexts. Consideration is given first to a steady, linear, ... -
Oceans of Kinfolk: The Coastwise Traffic of Enslaved People to New Orleans, 1820-1860
(Johns Hopkins UniversityUSA, 2021-01-03)This is a study of the coastwise traffic of enslaved people to New Orleans between 1820 and 1860. Chapter 1 provides an overview of the constituent parts of the traffic, both in geographic terms and in terms of the relative ... -
ODORANT RECEPTOR EXPRESSION DURING NEURONAL DEVELOPMENT IN THE MALARIA VECTOR ANOPHELES COLUZZII NGOUSSO
(Johns Hopkins UniversityUSA, 2022-05-06)The African mosquito Anopheles gambiae is an important vector of malaria, a blood-borne disease that affects millions around the world. The mosquito uses its sense of smell to identify and locate human hosts. An understanding ... -
ODORANT-SENSING RECEPTORS IN CANCER PROGRESSION: UNCOVERING THE FORBIDDEN PERCEPTIONS IN CANCER CELL MIGRATION
(Johns Hopkins UniversityUSA, 2021-04-14)G protein-coupled receptors (GPCRs), a class of cell surface receptors with 7 transmembrane spanning domains, are master regulators of human physiology and currently make up ~40% of all therapeutic targets. However, few ... -
Offshore Energy Geopolitics: An Examination of Emerging Risks to Future Oil and Gas Activities in Hotspot Maritime Regions
(Johns Hopkins University, 2014-05-28)As the world’s conventional oil and gas fields decline, the oil and gas industry seeks to exploit new sources of energy to satisfy demand and promote economic growth. The most promising geographical regions left to explore ... -
OH as an Alternate Tracer for Molecular Gas: A Study in the W5 Star-Forming Region
(Johns Hopkins UniversityUSA, 2019-07-31)Tracing molecular H2 gas in the Galactic interstellar medium is complicated by the fact that diffuse, cold H2 is not detectable. The usual tracer for molecular gas is 12CO(1-0); however, questions have been posed about the ... -
Old Houses, New Viewers: Domestic Renovation in Roman Sicily
(Johns Hopkins UniversityUSA, 2019-02-11)Drawing on a range of media, from architecture to wall-painting and mosaic, this dissertation charts a new approach to the study of Roman Sicily. Focused on the island’s transition from Hellenistic and Punic to Roman ...