Digital Commons Network^™

Elevated Root-Zone P And Nutrient Concentration Do Not Increase Yield Or Cannabinoids In Medical Cannabis, Julie A. Hershkowitz, F. Mitchell Westmoreland, Bruce Bugbee

Plants, Soils and Climate Student Research

Elevating nutrient input is thought to increase yield and cannabinoid concentration of medical cannabis, but increased legalization has heightened awareness of the environmental impact of overfertilization. Elevated levels of phosphorus (P) are of particular concern. Here we report the effects of increasing P above levels adequate for other crops (15, 30, 45, 60, or 90 mg per L) and the interactive effects of elevated P with elevated nutrient solution concentration (electrical conductivity; 2 and 4 mS per cm). We used closed-system hydroponics to continuously quantify rootzone nutrient concentrations. The concentration of P in leaf tissue doubled and flower P concentration …

The Role Of Non-Coding Rnas As An Innovative Therapeutic Tool For Hepatocellular Carcinoma, Nabila Mohamed Hosni El Kramani

Theses and Dissertations

Hepatocellular carcinoma (HCC) is the second lethal cancer worldwide, with over 60 million new patients added annually. Hepatitis B infection and toxins, e.g., aflatoxin, contribute to the incidence of HCC. Egypt and China show the highest prevalence of viral hepatitis and HCC in the world.

Long non-coding RNAs (lncRNAs) are non-protein-coding transcripts larger than 200 nucleotides. These transcripts work at the transcriptional, post-transcriptional, and epigenetic levels to regulate gene expression by interacting with various biomolecules, such as RNA, DNA, and proteins. They serve essential functions in chromatin remodeling and cell survival, differentiation, and proliferation. The role and biological interactions of …

Discretion, Deference, And Dysfunction: U.S. Refugee Resettlement From Egypt, Cassandra Mcclellan

Theses and Dissertations

This thesis investigates refugee resettlement from Egypt to the U.S., as facilitated by UNHCR Egypt and the U.S. Refugee Admissions Program (USRAP). Accordingly, the research questions ask what factors determine the volume and profile of refugees UNHCR Egypt submits to USRAP for resettlement, as well as the related determining factors for refugees rejected from and accepted to USRAP. A fourth research question examines the impacts of U.S. refugee policy on the resettlement system in Egypt, including on UNHCR Egypt and refugees. To answer these questions, the thesis first delves into the history of U.S. immigration and refugee policies, with a …

The Effect Of Financial Inclusion On Inflation: Implications From Low And High Financially Developed Economies, Rita Fouda

Theses and Dissertations

This paper studies the effect of financial inclusion on inflation in high and low financially developed countries. The author utilizes country-level annual data of 83 world economies covering the period from 2004 to 2022. The Generalized Method of Moments is utilized to estimate the relationship between six financial inclusion indicators and inflation while combating the endogeneity and heteroskedasticity present in the data. Other macroeconomic variables are added to the model to limit the omitted variables bias. At a second stage, the same relationship is tested using a self-constructed financial inclusion index. The results of the study reveal that when testing …

Locked Gates: Japan’S Immigration Quandary In The Face Of Economic And Demographic Realities, Merna Karam Emara

Theses and Dissertations

This study explores Japan's reluctance to accept labor immigrants in the post-World War II era through the analytical lenses of identity politics and historical institutionalism. It examines how Japan’s national identity, emphasizing ethnic homogeneity and cultural preservation, has shaped restrictive immigration policies despite its economic need. Historical institutionalism provides a framework for understanding the persistence of these policies, which are rooted in the institutional legacies of Japan's post-war reconstruction. The research investigates the interplay between identity-based motivations and the institutional structures that constrain policy changes, highlighting how these dynamics have led to the exclusion of foreign labor despite the country’s …

Incorporating Sustainability In Facility Layout Planning Algorithms And Assessing Hybridization Techniques On An Egyptian Case Study, Islam Atia

Theses and Dissertations

Due to the growing consequences faced as a result of global warming and climate change; humanity has come together to take an inclusive stance to combat this serious phenomena and work towards a more sustainable future. Large amounts of carbon dioxide emissions are a major contributor to global warming, and a vast proportion of this emission come from industrial and commercial facilities. Hence, if industrial facilities are built with a larger focus on carbon footprint, it will yield a significant reduction in global emissions throughout the lifetime of the facility and will constitute a huge milestone in the journey to …

Cervical Cancer Screening And Hpv Vaccine Intentions: An Egyptian Population Assessment Through University Channels, Rita Hany Ebeid

Theses and Dissertations

Background: Cervical cancer remains a significant global health burden, disproportionately affecting low- and middle-income countries. While HPV vaccination and cervical cancer screening programs have shown promise in reducing incidence and mortality, access to these interventions remains limited in Egypt. The purpose of this study was to analyze female and male beliefs, knowledge of, and perceptions related to cervical cancer screening and HPV vaccination, and how these factors influence women and men’s intentions to respectively undergo or promote these behaviors in Egypt. This study also aimed to develop recommendations for more effective cervical cancer prevention measures that promote greater uptake among …

“I Remember It...I Feel It” Place’S Intangible Identity: Explorations Through The Lens Of Micro-Phenomenology- Case Study Of Al-Sultan Hassan Complex, Sarah Mohamed El Zoheiry

Theses and Dissertations

In today’s contemporary architecture, the growing of anonymous and interchangeable spaces has diminished the distinctive character of the place, its individuality and experiential signification, fostering placelessness. This research argues that the framework of reconsidering place’s atmosphere offers a pathway to reconnect people with places through emotional, sensory, and embodied encounters. This research investigates the phenomenology of place, focusing on the atmosphere as an intangible identity that transcends physical attributes and engages people's senses and feelings. By exploring the Al-Sultan Hassan complex, the study deepens the understanding of the transcendental quality of the atmosphere, it’s unfolding over time, and it’s associated …

Rural Entrepreneurship In Upper Egyptian Communities: Exploring The Intervention Of Agri-Tech Startups, Marwa Wael Abohamda Hulail

Theses and Dissertations

Climate change and economic disturbance have changed the state of the world and increased the dependence on digitization in running people's daily life. In Egypt, the economic instability and climate change have affected people’s standard of living, making it challenging to sustain their life, especially in the agriculture sector. Farmers have been affected by the risks of climate change, economic shocks, and trends of digitization, which have impacted their profit, employability, and livelihood.

Several Egyptian Agri-tech startups were launched to support the farmers in the digital revolution that came to agriculture, attempting to make a change in the Egyptian farming …

Navigating Structural Barriers; Syrians In Cairo, Farah Hamdy Said Abdelghaffar

Theses and Dissertations

This research aims to study the strategies of refugees when they face structural challenges and barriers that hinder them from accessing their rights. The research shall analyze the relationship between the structure and agency of refugees and migrants in order to see how they act in the countries of asylum. The strategies and efforts of refugees will be analyzed in hosting communities that fill in the structural gap that refugees face. The study will focus on the Syrian population in Egypt and how they navigate their daily lives in the Egyptian context despite the lack of an asylum policy in …

Zno Nanowires For Biosensing Applications, G.M. Mehedi Hossain, Daniel Garza, Emilio Chavez, Ahmed Hasnain Jalal, Fahmida Alam

Electrical and Computer Engineering Faculty Publications

Zinc oxide Nanowires (ZnO-NWs) are promising biosensor materials and hold the key to overcoming challenges in the field. This chapter provides an introductory overview of biosensing technology, focusing on the fundamental principles and comparing ZnO-NWs with other nanostructures regarding the surface area, reactivity, electrical properties, charge transport behavior, optical, magnetic, and piezoelectric properties, and mechanical flexibility. Providing the synthesis and characterization methods, ZnO-NWs’ biosensing processes are also elaborated on surface modification for selectivity, integration with microfluidic systems, enhancing signal transduction, and connecting with biological elements like enzymes, antibodies, and DNA. The chapter also discusses the applications of ZnO-NWs-based biosensors in …

National Efforts In Climate Change Adaptation In Agriculture: Assessing Policies And Practices In Egypt’S Nile Delta, Youssef Raafat

Theses and Dissertations

Climate change significantly threatens global security and environmental stability, impacting various sectors, especially the agricultural sector (IPCC, 2021). Climate change has already diminished Egypt’s agricultural productivity by 15 percent (Nassr et al., 2021). In response, the Egyptian government has intensified its efforts to increase agricultural practices adaptation, such as Egypt's 2050 Climate Strategy, the National Water Resources Plan (NWRP 2017-2037), and the NWFE program (NCCS, 2022; NWRP, 2017; NWFE, 2022). Nevertheless, the national policies and efforts remain underexplored in the literature, and their evaluations are not accessible to the public (Grindle, 2017). This research aims to assess the extent to …

Predicting The Indirect Cost Of Construction Projects In Egypt: An Artificial Neural Network Approach, Aya Effat

Theses and Dissertations

Cost estimation is one of the vital processes in construction management that needs to be done early in any project in order to determine the project's budget. The accuracy of the cost estimate is a key factor in the success of construction projects since it enables project managers to successfully control the project’s expenses. Construction costs mainly consist of direct cost and indirect cost. Generally, indirect costs can be categorized into two types: site overheads and general overheads. In a construction project, overheads, particularly site overhead costs, make up a considerable portion of a contractor's budget. Accordingly, accurately estimating the …

Like A Fish Outside The Sea: An Ethnographic Exploration Of Why And How Young Lebanese From El-Mina Migrate To Europe, Lea Farida Studer

Theses and Dissertations

Following the Thawra in 2019, Lebanon’s initial optimism for political change has given way to a harsh reality. The country, troubled by hyperinflation, deteriorating state services, and worsening living conditions, coupled with corruption and sectarianism, is seeing an increasing number of Lebanese seeking alternative futures abroad, including in Europe. Be it via regular or irregular pathways, young Lebanese adults have been leaving the country, their families, their friends – their homes.

This ethnographic Master’s thesis, which was conducted during the Summer of 2023 in El-Mina, a port city in northern Lebanon, delves into the aspirations and capabilities that drive young …

Identification Of Novel Genetic Biomarkers Linked To The Prodromal Stage Of Parkinson’S Disease (Pd) Patients, Marwa Tawfik Badawy

Theses and Dissertations

Background and Objective: The early diagnosis of neurodegenerative diseases, such as Parkinson's disease (PD), is particularly challenging because symptoms appear only after significant neuronal damage has already occurred. This study is utilizing variant call format (VCF) analysis to identify genetic variants and novel genes that could serve as early prognostic markers for prodromal PD. Materials and Methods: Data were sourced from the Parkinson's Progression Markers Initiative (PPMI), focusing on prodromal patients with gVCF data from the 2021 cohort. The study included 304 participants, comprising 100 healthy controls, 146 individuals with prodromal genetic indicators, 21 individuals with prodromal hyposmia, and 37 …

From Home To Abroad: The Intergenerational Impact Of Household Member Migration On Women’S Economic & Social Empowerment In Egypt, Menna Elgohary

Theses and Dissertations

This thesis investigates to what extent the migration of a household member to an Arab country leads to increased social and economic empowerment among Egyptian women of two age categories (15-35 and +35) over two waves. Determined through Principle Component Analysis (PCA) of panel data from Egypt Labor Market Panel Surveys in 2018 and 2023, composite indices of social and economic empowerment serve as dependent variables in an IV 2SLS regression model. The model assesses whether household member migration, proxied by migration prevalence on the district (qism) level as an IV, causes a significant increase in social and economic empowerment …

The Impact Of Financial Inclusion On Inflation In The Mena Region: Oil Vs Non-Oil Countries, Jailan Elsaid

Theses and Dissertations

The study examines the impact of financial inclusion on inflation as a tool for monetary policy effectiveness in the MENA region, separating the analysis into oil and non-oil countries from 2004 to 2022. The Principal Component Analysis (PCA) technique is used to create a multidimensional index of financial inclusion through usage and access dimensions. Additionally, PVAR GMM estimation and Granger causality tests are implemented to analyze the dynamics and causality between financial inclusion and inflation, while controlling for other variables such as broad money, real effective exchange rate, and real GDP growth, which may influence the relationship according to the …

Internet Penetration And Firm Innovation In The Digital Era: A Sectoral Analysis Of U.S. Firms, Mariam Elgarf

Theses and Dissertations

This paper studies the effect of macro-level internet penetration on firm-level innovation in the United States, proxied by research and development expenditure. The IV approach is used to address the problem of potential endogeneity, covering data from 2000 to 2022 across five super industries: consumer goods and retail, energy and electricity, media and entertainment, financial services, and technology and telecommunications. The results show that internet penetration has a positive effect on the innovative performance of all sectors; however, this effect is more pronounced in the financial service and media sectors. Firm-specific characteristics also influence this relationship, such as debt-to-assets ratio, …

Re-Defining The Women, Peace And Security Agenda In Libya, Aisha F. Altubuly

Theses and Dissertations

This project aims to examine the effectiveness of implementing the women, peace, and security (WPS) agenda in Libya during the armed conflict and through continuous political instability. After the 2011 uprising that took place, Libya has gone through several civil wars, which led the UN Security Council (UNSC) to dedicate a special mission to mediate the armed conflict and facilitate the democratic transition period while ensuring inclusivity. Also, the mission’s mandate is to pay attention to social inequalities and use a gender-sensitive approach to build peace again in Libya and ensure its sustainability. I am particularly interested in researching and …

The Legal Framework Of Foster Care In Egypt: A Gender Analysis Of Alternative Families And Patrilineal Structures, Amira Fadel

Theses and Dissertations

The thesis explores women’s legal representation and agency over their non-biological children, and how the foster care system in Egypt either reinforces or deconstructs existing gender roles. Hence from a sociological perspective, it accounts for foster and alternative care laws in Egypt and the amendments thereof, to examine social relationships against the backdrop of more conventional, biological families, and kinship relations. In simple terms, studying foster and alternative care laws in Egypt is crucial to grasp how non-biological families are shaped in comparison to the more conventional bonds within biological families and traditional kinship relations, while accounting for the Christian …

The Metaphysics Of Time Within Physics, Mohamed Ahmed

Theses and Dissertations

The starting point of this thesis is to shed some light on the metaphysical nature of time by reflecting on the physics of time. The aim of this approach is not to [dis]prove or defend a metaphysical position but rather to elucidate the metaphysical position that underlies [or is compatible with] our best scientific theories. This task will be demanding, not only because our best theories may carry different interpretations of their underlying temporal structure but also because there seems to be a conceptual conflict/incompatibility between the notion of time in relativity and quantum mechanics, which are the two major …

Identification Of Novel Argonaute Proteins Using A Metagenomic Mining Approach, Lobna Abdallah Ghonaim

Theses and Dissertations

Gene editing is one of the most promising tools in science. It enables precise modifications of an organism's genetic material. Metagenomics is considered a powerful tool that unlocks the broad genetic potential found in uncultured microbial communities. Exploring the genetic diversity of uncultured microbial communities helps identify novel functional proteins with unique properties and make the best use of these diverse microbial ecosystems.

We developed and employed a metagenomic-based approach to mine more than 1000 metagenomes for prokaryotic argonaute proteins (pAgos), a potential gene editing machinery encoded in bacterial and archaeal genomes. Our workflow involved strict quality control, sequence assembly, …

Integrating Planetary Health Into Public Health Education For Sustainable Healthcare Practices, Eman Aboualy

Theses and Dissertations

Introduction: Integrating planetary health in public health education became an urgent global call for action since the WHO announced that the climate change and environmental degradation are the most threat facing the humanity in the recent decades (1). According to that, many countries are developing strategies for counteracting and mitigating the impact of climate change and restore the planetary health. These strategies are including policy drafting and preparing their public health professionals to recognize and address the health effects of environmental change, promote practices for sustainable healthcare. Although Egypt is formulating different policies to cope with and respond to the …

The Effect Of China’S Universal Two-Child Policy On Female Employment: A Mixed-Methods Analysis Of Labor Market Outcomes, Sijia Zhao

Theses and Dissertations

This study analyzes the effects of China's Universal Two-Child Policy, enacted in 2016, on women's employment outcomes. The implementation of this policy has highlighted the challenges women face in the labor market, revealing a significant disparity between the policy's effects and expectations, as evidenced by the simultaneous occurrence of low fertility intentions and employment difficulties. This research employs a mixed methodology to systematically evaluate the policy's effects on the quality and stability of women's employment while also investigating the underlying mechanisms of this impact. The research indicates that the Universal Two-Child Policy adversely affects women's employment performance in multiple dimensions. …

Partial Replacement Of Ordinary Portland Cement In Concrete By Limestone Calcined Clay (Lc2), Merna Abdelaziz

Theses and Dissertations

Limestone calcined clay (LC2) technique is a new approach that could address the environmental problem corelated with the construction industry due to its vital reliance on the ordinary Portland cement in its various applications. LC2 technique involves partial replacement of the OPC in concrete by limestone and calcined kaolinite clay with a ratio of 1:2 respectively. The main advantage of this technique is its high applicability due to its direct application on site. This study investigated the applicability of incorporating the LC2 technique in the construction industry. Three replacement percentages of OPC by LC2 in concrete were explored, which are …

Criminalizing Domestic Violence In Egypt: Legal Gaps, Risk Consequences, And The Need For Reform, Ahmed Hussein

Theses and Dissertations

This thesis advocates for the implementation of domestic violence legislation in Egypt as a crucial legal and judicial reform necessary to prevent such violence and challenge societal norms that normalize it. It first examines the evolution of domestic violence legislation in line with international human rights standards, highlighting its applications worldwide and the role of states to interfere in an aim to combat such violence. The arguments for and against explicit criminalization are analyzed, emphasizing how legal frameworks can alter social behaviors that normalize violence. Following this, the thesis will focus on Egypt's legal framework addressing domestic violence, showing how …

The Dilemma Of Shareholder Claims For Reflective Loss In International Investment Law: Diversification Or Fragmentation?, Mohamed Leila

Theses and Dissertations

Shareholder reflective loss (SRL) claims are filed by shareholders seeking compensation for the indirect damage they incur due to the injury directly suffered by their company. The loss of shareholders reflects the company’s loss in the form of a reduction of their share value. While national corporate laws generally adopt a consistent approach regarding SRL claims, fragmentation prevails on the international plane. Domestically, corporate laws prohibit SRL claims for policy reasons, granting the directly affected company the exclusive right of action. On the International level, customary international law, as deduced from the judgments of the International Court of Justice (ICJ), …

The Role Of Business Viability Assessments In Microcredit - The Case Of Egypt, Ahmed Fadl

Theses and Dissertations

This paper aims to examine the role of business assessments of microfinance applicants and its correlation with microbusiness success as measured in income generated. The key research question of this study is: How do the results of business viability assessments influence the income generated by these businesses? The research methodology used in this study is a combination of both qualitative and quantitative research. Qualitative research includes in-depth interviews with 10 microfinance institutions (MFIs) in five governorates (Al-Sharqia, Assiut, Beni Suef, Giza, and Minya) across Egypt. The quantitative research includes an interviewer-administered questionnaire of 151 micro-business owners who have been in …

Comparing The Quality Of Ai-Generated And Instructor Feedback In A University Writing Program, Hana Mohamed Nassar

Theses and Dissertations

Feedback is an undeniably important aspect of the language learning process. It helps students recognize their strengths and weaknesses and identifies ways they can improve. Over the years, feedback has been provided by teachers, peers and Automated Writing Evaluation (AWE) tools. However, in recent years, artificial intelligence applications have proliferated significantly. With abilities to analyze and generate any kind of content, these models are being used to generate scores and feedback on written assignments to help lighten teachers’ load. ChatGPT has been called “the world’s most advanced chatbot” and “a potential chance to improve second language learning and instruction” (Shabara …

Mir-125a-3p And Its Targets: Promising Biomarkers For Ovarian, Liver, And Breast Cancers, Offering A Beacon Of Hope For More Effective Diagnosis And Treatment Strategies, Eman Kamaleldien Anwer

Theses and Dissertations

Cancer is a worldwide health problem with various genetic and epigenetic alterations, resulting in disease heterogeneity. Effective diagnostic, therapeutic, and monitoring markers have been determined recently; however, new diagnostic, prognostic, and therapeutic markers are needed. MicroRNAs (miRNA), short non-coding RNAs, have a highlighted role in cancer progression, migration, and programmed cell death. Our study aims to investigate the significance of miR-125a-3p and its downstream targets in breast (BRCA), hepatocellular (HCC), and ovarian (OVCA) malignancies and their possibility as diagnostic biomarkers and targets for therapeutic agents. Bioinformatics and online tools were used to determine the miRNA-predicted downstream targets, analyze GEO datasets, …