Open Access. Powered by Scholars. Published by Universities.®

Physical Sciences and Mathematics Commons

Open Access. Powered by Scholars. Published by Universities.®

Life Sciences

Institution
Keyword
Publication Year
Publication
Publication Type
File Type

Articles 2281 - 2310 of 39785

Full-Text Articles in Physical Sciences and Mathematics

A Comparative Study Of Interleukin 1beta (Il-1 Β) Levels In Pulmonary And Extra-Pulmonary Tuberculosis Patients Among Iraqi Population, Bilal Khaleel, Huda Rafaa, Ahmed Asmar Jan 2024

A Comparative Study Of Interleukin 1beta (Il-1 Β) Levels In Pulmonary And Extra-Pulmonary Tuberculosis Patients Among Iraqi Population, Bilal Khaleel, Huda Rafaa, Ahmed Asmar

Al-Qadisiyah Journal of Pure Science

Background: The immune response to tuberculosis infection involves the activation of many immune cells and the production of cytokines such as IL-1β. IL-1β is thought to be crucial for the immune system's reaction to TB. Production of IL-1β from infected lung cells by M. tuberculosis draws and activates immune cells including macrophages and T cells to the infection location. Then, these immune cells go to work containing and getting rid of the germs.

Aim of the study: To assess the impact of Interleukin 1beta (IL-1β) in Iraqi patients with pulmonary and extrapulmonary tuberculosis.

Patients and methods: The patient’s group includes …


Legendre Collocatıon For Sıx Order Boundary Value Problems, Taiye Oyedepo, Abayomi Ayotunde Ayoade, Ganiyu Ajileye, Rajiniganth Pandurangan Jan 2024

Legendre Collocatıon For Sıx Order Boundary Value Problems, Taiye Oyedepo, Abayomi Ayotunde Ayoade, Ganiyu Ajileye, Rajiniganth Pandurangan

Al-Qadisiyah Journal of Pure Science

The study aims to employ Legendre polynomials as basis functions for numerically solving six-order Boundary Value Problems (BVPs). Through the utilization of collocation points, the method transforms the differential problem into a system of algebraic equations, subsequently solved through matrix inversion. The research delves into the convergence and error analysis of this technique and validates its effectiveness through discussion of three test problems. The proposed approach provides highly accurate results, closely approximating the exact solution. The study illustrates its precision and efficacy through tables and figures, showcasing its superiority over other methods discussed in the literature.


Epidemiological And Frequency Rate Of Toxoplasma Gondii In Arthritis Patient's, Zahraa Hamed Jayesh, Ali Bustan Mohsen Al-Waaly Jan 2024

Epidemiological And Frequency Rate Of Toxoplasma Gondii In Arthritis Patient's, Zahraa Hamed Jayesh, Ali Bustan Mohsen Al-Waaly

Al-Qadisiyah Journal of Pure Science

The present study has been designed to Determining the prevalence and risk factors of Toxoplasma gondii in patients with rheumatoid arthritis. All samples of the experiment were taken from cephalic vein in non-heparinized tubes, at the conclusion of each treated and control period, all samples collection from Al-Dewaniyah Hospital, and from clinical private from July-2022 to Feb. 2023. The experiment was designed and divided into two groups, a group of healthy people and a group of people infected with rheumatoid arthritis with infection with Toxoplasma gondii. 1. Healthy group: 100 samples from peoples without any disease or treatment. 2. Patients …


Stopping Power And Range Calculations Of Electrons Interaction With C2 H4, C6 H6 And Ch3cho, Abrar Taha, Rashid O Kadhim Jan 2024

Stopping Power And Range Calculations Of Electrons Interaction With C2 H4, C6 H6 And Ch3cho, Abrar Taha, Rashid O Kadhim

Al-Qadisiyah Journal of Pure Science

The Bethe equation was utilized to ascertain the stopping power, range, and stopping duration of electrons in compounds (C2 H4,C6 H6, and CH3CHO) with energies ranging from 0.01 to 1000 MeV. The software MATLAB was utilized in the computation of the results. An equation that exhibited compatibility was identified. A correlation coefficient of 0.999 was calculated, suggesting a strong accord between the obtained results and the outcomes of the E-STAR and SRIM2013 programs. The aim of this manuscript is to present up-to-date mass SPE data, focusing specifically on the characteristics of electron beam therapy (EBT), a technique that directs electrons …


The Impact Of Anterior Cruciate Ligament Injury On The Serum Level Of Some Biochemical Markers Associated With Cartilage Turnover, Ahmed J. Al. Hamdaw, Ajil A. Alzamily, Ishan Abdul Abbas Al Salman Jan 2024

The Impact Of Anterior Cruciate Ligament Injury On The Serum Level Of Some Biochemical Markers Associated With Cartilage Turnover, Ahmed J. Al. Hamdaw, Ajil A. Alzamily, Ishan Abdul Abbas Al Salman

Al-Qadisiyah Journal of Pure Science

Background: Anterior cruciate ligament injury patients' (ACL), meniscus, and collateral ligament tears are typical knee injuries. These injuries cause knee osteoarthritis and impede exercise. Knee stability comes from the ACL. Thrust or pace changes in sports may harm healthy young knees. Injuries primarily affect knee mobility and stability. The structural and functional changes in anterior cruciate ligament injury and rehabilitation are assessed using MRI and approved clinical imaging. Vital signs and an MRI may assess tissue inflammation and healing before and after surgery.

Objective: The study aimed to examine if IL-6 and IL-13 levels could be associated with the risk …


An Enhanced Newton-Kantorovich Technique For Nonlinear Problem-Solvers To Optimal Control Convergence, Rasha A.Isewid Jan 2024

An Enhanced Newton-Kantorovich Technique For Nonlinear Problem-Solvers To Optimal Control Convergence, Rasha A.Isewid

Al-Qadisiyah Journal of Pure Science

The aforementioned study aims to tackle the shortcomings of current methods to solve Banach space-valued problems in nonlinear functional modeling using the Newton-Kantorovich technique. By increasing the convergent area, delivering smaller error limitations, supplying weaker adequate semi-local convergence standards, and supplying accurate data on the solution's position, the investigations seek for improvements on previous findings.

The aim of this research is optimal control issues, and its proposed method seeks to accomplish these gains not the need for more requirements. Additionally, the investigation indicates that additional iterative techniques can be extended along the same path using this strategy.

Numeric tests that …


Molecular Study Of Escherichia Coli Bacteria Isolated From Stool Samples Of Children Less Than 5 Years Old In Anbar Governorate, Fatima Sabri Al-Omar, Saad T. Mutlk Jan 2024

Molecular Study Of Escherichia Coli Bacteria Isolated From Stool Samples Of Children Less Than 5 Years Old In Anbar Governorate, Fatima Sabri Al-Omar, Saad T. Mutlk

Al-Qadisiyah Journal of Pure Science

Objectives: Diarrhea is the leading infectious cause of childhood morbidity and mortality. Among bacterial agents, diarrheagenic Escherichia coli (DEC) is the major causal agent of childhood diarrhea in developing countries, particularly in children under the age of 5 years. Here, we performed a hospital-based prospective study to explore the pathotype distribution, epidemiological characteristics and antibiotic resistance patterns of DEC from < 5-year-old diarrheal children.

Methods: Stool samples were collected for 100 children suffering from gastroenteritis, and the bacterial species infecting the children were diagnosed using the Vitek2 compact system, sensitivity test, DNA extracted and Polymerase chain reaction (PCR) was performed , in …


Evaluating Corporate Marine Plastic Pollution Reduction Pledges: Achieving Plastic Reductions Or Contributing To Greenwashing, Ansar Z. Mohammed Jan 2024

Evaluating Corporate Marine Plastic Pollution Reduction Pledges: Achieving Plastic Reductions Or Contributing To Greenwashing, Ansar Z. Mohammed

Master of Science in Environmental Sciences and Management Projects

This paper examines major corporations' commitments and performance in reducing virgin plastic production, aligning corporate initiatives with tangible outcomes. It draws on sustainability governance literature and analyzes plastic reduction strategies by industry leaders such as SC Johnson, PepsiCo, Coca-Cola, Borealis, Nestlé, and Unilever. By synthesizing corporate reports and scholarly literature, the research provides an understanding of corporate plastic reduction within the framework of Sustainable Development Goal 14 (SDG 14), which focuses on marine conservation. The study evaluates the alignment of corporate commitments with SDG 14, identifying genuine environmental stewardship and potential greenwashing. It employs three methodologies: transparency, accountability, and science-based …


Research And Design A Lifeboat Virtual Reality Simulation System For Maritime Safety Training In Vietnam, Nguyen Dinh Thach, Nguyen Van Hung Jan 2024

Research And Design A Lifeboat Virtual Reality Simulation System For Maritime Safety Training In Vietnam, Nguyen Dinh Thach, Nguyen Van Hung

Journal of Marine Science and Technology

Ensuring maritime safety and security is crucial for all nations. Training trainees and operational officers in this field aims to enhance their professional skills and ability to manage and resolve incidents at sea. This article outlines the development of a lifeboat simulation system that integrates Virtual Reality (VR) technology in accordance with international maritime regulations. It describes the creation of an algorithm designed to optimize data transmission between simulation systems using the ant colony optimization technique in conjunction with intelligent control algorithms on Unity 3D software for human interaction. In particular, the system combines training with a maritime simulation framework …


Influence Of Attack Performance On The Ovc Volleyball Regular Seasons 2022 & 2023, Ignacio Valdemoros Jan 2024

Influence Of Attack Performance On The Ovc Volleyball Regular Seasons 2022 & 2023, Ignacio Valdemoros

Masters Theses

Understanding the outcome of volleyball games is necessary for coaches before, after, and during a season. There are several ways to gain this understanding, but statistical analysis is fundamental to see the minimum patterns of behavior that influence wins and losses in Volleyball. Furthermore, this analysis helps identify the optimal approach to achieving a goal and determining the most effective alternative to success. Scoring points in Volleyball involves three key skills: serving, blocking, and attacking. Among these skills, attacking plays the most relevant role in determining the outcome of a match. The position on the court (e.g. Outside Hitter, Middle …


Rice Farmer’S Perception And Factors Influencing Intention And Attitude On Adoption Of Hybrid Rice, Ahmad Mas'oud Muhd Halimi, Ulaganathan Subramanian Jan 2024

Rice Farmer’S Perception And Factors Influencing Intention And Attitude On Adoption Of Hybrid Rice, Ahmad Mas'oud Muhd Halimi, Ulaganathan Subramanian

ASEAN Journal on Science and Technology for Development

Rice is considered the staple food of Brunei Darussalam, where most rice is imported from different countries. This poses a risk regarding food security wherein an unwanted event of restricted rice importation, Brunei, may experience difficulties. Hybrid rice cultivation is one of Brunei's best food security options. We studied the farmers' attitudes towards mixed rice farming in Brunei. We divided the farmers into two groups for the purpose of our study. Agriculture cooperative members and non-members. For attitude, perceived ease of use positively impacts attitude significantly for member rice farmers, while perceived usefulness positively impacts attitude for non-member rice farmers. …


Thriving In Turbulent Times: The Dynamic Link Between Economic Condition And Fintech Business Lending Success, Nur ‘Asyiqin Ramdhan, Imbarine Bujang, Amirul Afif Muhamat, Ninuk Dewi Kesumaningrum Jan 2024

Thriving In Turbulent Times: The Dynamic Link Between Economic Condition And Fintech Business Lending Success, Nur ‘Asyiqin Ramdhan, Imbarine Bujang, Amirul Afif Muhamat, Ninuk Dewi Kesumaningrum

ASEAN Journal on Science and Technology for Development

This study aimed to understand how FinTech business lending was affected by the pandemic crisis, which caused small businesses to struggle with limited access to funds. During this crisis, demand for alternative financing, like peer-to-peer (P2P) lending, surged. However, P2P lending faces challenges related to information imbalances, especially during crises, when transparency and economic conditions impact investor decisions in Malaysia. We examined factors like platform interest rates, loan duration, investment size, bank lending rates (BLR), inflation, and the crisis using ARDL analysis. Our long-term analysis revealed a significant positive relationship between investment size and P2P lending, while economic conditions had …


Innovation Barriers Obstructing The Transfer Of Technology From University To Industry In Asean Developing Countries (Case Study On Brunei Darussalam), Rafiq Zaini, Kamariah Ismail Jan 2024

Innovation Barriers Obstructing The Transfer Of Technology From University To Industry In Asean Developing Countries (Case Study On Brunei Darussalam), Rafiq Zaini, Kamariah Ismail

ASEAN Journal on Science and Technology for Development

This study aims to explore the barriers of innovation in one of ASEAN developing countries particularly Brunei Darussalam. This research focuses on 3 sectors which are from 1) the government of Brunei to 2) the higher education institutions particularly Universiti Teknologi Brunei to 3) industry sectors in Brunei Darussalam - primarily in the processes of technology transfer. Using the Triple Helix theory model, barriers were identified between consecutive sectors. In this study, qualitative research methods have been utilized (case studies using interview methods) and a total of 9 main barriers have been identified between the sectors from the literature review …


A Beacon Of Climate Change And Green Financing Toward Bank Stability Among Tiger Cub Economics, Mohd Razuan Abd Hishamuddin, Imbarine Bujang, Flicia Rimin, Irma Febriana Mimma Kebahyang Jan 2024

A Beacon Of Climate Change And Green Financing Toward Bank Stability Among Tiger Cub Economics, Mohd Razuan Abd Hishamuddin, Imbarine Bujang, Flicia Rimin, Irma Febriana Mimma Kebahyang

ASEAN Journal on Science and Technology for Development

Economic growth strongly depends on financial stability, given that the financial sector conducts most transactions in the real economy. Financial instability causes banking institutions to be wary about backing profitable businesses, resulting in a reluctance to fund such activities. Green financing is one of the measures to minimize banking instability. In general, the role of green financing would be to mitigate climate change risk and control the environment. Numerous studies have been conducted on an empirical model of the relationship between climate change and the financial stability of banking institutions. However, little emphasis is placed on the context of adopting …


Assessment Of Avian Community Structure And Habitat Connectivity In The Fanno Creek Corridor Bird Surveys, Habitat Assessment, And Management Recommendations, Grace Hall Jan 2024

Assessment Of Avian Community Structure And Habitat Connectivity In The Fanno Creek Corridor Bird Surveys, Habitat Assessment, And Management Recommendations, Grace Hall

Environmental Science and Management Professional Master's Project Reports

Urbanization can significantly impact habitat quality and connectivity for avian communities, decreasing species richness and diversity. However, in highly fragmented habitats, urban parks and riparian zones can provide important habitat corridors for birds that facilitate movement and access to essential resources. On the west side of greater Portland, Oregon, Fanno Creek may serve as a habitat corridor for birds and other local wildlife.

Fanno Creek is a 25-kilometer tributary of the Tualatin River that runs through the cities of Portland, Beaverton, Tigard, and Durham in northwestern Oregon. The land surrounding the creek includes residential, commercial, and industrial properties as well …


Molecular Understanding And Design Of Deep Eutectic Solvents And Proteins Using Computer Simulations And Machine Learning, Usman Lame Abbas Jan 2024

Molecular Understanding And Design Of Deep Eutectic Solvents And Proteins Using Computer Simulations And Machine Learning, Usman Lame Abbas

Theses and Dissertations--Chemical and Materials Engineering

Hydrophobic deep eutectic solvents (DESs) have emerged as excellent extractants. A major challenge is the lack of an efficient tool to discover DES candidates. Currently, the search relies heavily on the researchers’ intuition or a trial-and-error process, which leads to a low success rate or bypassing of promising candidates. DES performance depends on the heterogeneous hydrogen bond environment formed by multiple hydrogen bond donors and acceptors. Understanding this heterogeneous hydrogen bond environment can help develop principles for designing high performance DESs for extraction and other separation applications. This work investigates the structure and dynamics of hydrogen bonds in hydrophobic DESs …


Using Phenology To Unravel Differential Soil Water Use And Productivity In A Semiarid Savanna, Blake Steiner, Russell L. Scott, Jia Hu, Natasha Mcbean, Andrew Richardson, David J. P. Moore Jan 2024

Using Phenology To Unravel Differential Soil Water Use And Productivity In A Semiarid Savanna, Blake Steiner, Russell L. Scott, Jia Hu, Natasha Mcbean, Andrew Richardson, David J. P. Moore

University Administration Publications

Savannas are water-limited ecosystems characterized by two dominant plant types: trees and an understory primarily made up grass. Different phenology and root structures of these plant types complicate how savanna primary productivity responds to changes in water availability. We tested the hypothesis that productivity in savannas is controlled by the temporal and vertical distribution of soil water content (SWC) and differences in growing season length of understory and tree plant functional types. To quantify the relationship between tree, understory, and savanna-wide phenology and productivity, we used PhenoCam and satellite observations surrounding an eddy covariance tower at a semiarid savanna site …


Development Of A Regional Climate Change Model For Aedes Vigilax And Aedes Camptorhynchus (Diptera: Culicidae) In Perth, Western Australia, Kerry Staples, Peter J. Neville, Steven Richardson, Jacques Oosthuizen Jan 2024

Development Of A Regional Climate Change Model For Aedes Vigilax And Aedes Camptorhynchus (Diptera: Culicidae) In Perth, Western Australia, Kerry Staples, Peter J. Neville, Steven Richardson, Jacques Oosthuizen

Research outputs 2022 to 2026

Mosquito-borne disease is a significant public health issue and within Australia Ross River virus (RRV) is the most reported. This study combines a mechanistic model of mosquito development for two mosquito vectors; Aedes vigilax and Aedes camptorhynchus, with climate projections from three climate models for two Representative Concentration Pathways (RCPs), to examine the possible effects of climate change and sea-level rise on a temperate tidal saltmarsh habitat in Perth, Western Australia. The projections were run under no accretion and accretion scenarios using a known mosquito habitat as a case study. This improves our understanding of the possible implications of sea-level …


Region-Specific Drivers Cause Low Organic Carbon Stocks And Sequestration Rates In The Saltmarsh Soils Of Southern Scandinavia, Carmen Leiva-Dueñas, Anna E. L. Graversen, Gary T. Banta, Jeppe N. Hansen, Marie L. K. Schrøter, Pere Masqué, Marianne Holmer, Dorte Krause-Jensen Jan 2024

Region-Specific Drivers Cause Low Organic Carbon Stocks And Sequestration Rates In The Saltmarsh Soils Of Southern Scandinavia, Carmen Leiva-Dueñas, Anna E. L. Graversen, Gary T. Banta, Jeppe N. Hansen, Marie L. K. Schrøter, Pere Masqué, Marianne Holmer, Dorte Krause-Jensen

Research outputs 2022 to 2026

Saltmarshes are known for their ability to act as effective sinks of organic carbon (OC) and their protection and restoration could potentially slow down the pace of global warming. However, regional estimates of saltmarsh OC storage are often missing, including for the Nordic region. To address this knowledge gap, we assessed OC storage and accumulation rates in 17 saltmarshes distributed along the Danish coasts and investigated the main drivers of soil OC storage. Danish saltmarshes store a median of 10 kg OC m−2 (interquartile range, IQR: 13.5–7.6) in the top meter and sequester 31.5 g OC m−2 yr−1 (IQR: 41.6–15.7). …


Trends In Monitoring Of Australia’S Threatened Birds (1990–2020): Much Improved But Still Inadequate, Simon J. Verdon, Robert A. Davis, Ayesha Tulloch, Sarah M. Legge, David M. Watson, John C. Z. Woinarski, G. Barry Baker, Joris Driessen, Hayley M. Geyle, Hugh Possingham, Stephen T. Garnett Jan 2024

Trends In Monitoring Of Australia’S Threatened Birds (1990–2020): Much Improved But Still Inadequate, Simon J. Verdon, Robert A. Davis, Ayesha Tulloch, Sarah M. Legge, David M. Watson, John C. Z. Woinarski, G. Barry Baker, Joris Driessen, Hayley M. Geyle, Hugh Possingham, Stephen T. Garnett

Research outputs 2022 to 2026

Monitoring is vital to conservation, enabling conservation scientists to detect population declines, identify threats and measure the effectiveness of interventions. However, not all threatened taxa are monitored, monitoring quality is variable, and the various components of monitoring are likely to differ in their rates of improvement over time. We assessed the presence of monitoring and monitoring quality, using a range of metrics, for all Australia’s threatened bird taxa from 1990 to 2020 (four assessments spanning 30 years). We used our assessments to understand decadal trends in the number of taxa monitored; monitoring quality; and the groups that conduct monitoring. The …


Distribution And Population Structure Of Corallivorous Drupella Snails In The Coral Reefs Of Kenting In Taiwan, Chih-Jui Tan, Dun-Ru Kang, Li-Lian Liu Jan 2024

Distribution And Population Structure Of Corallivorous Drupella Snails In The Coral Reefs Of Kenting In Taiwan, Chih-Jui Tan, Dun-Ru Kang, Li-Lian Liu

Journal of Marine Science and Technology

The corallivorous Drupella snails are common predators of living hard corals in the Indo-Pacific Ocean, and they can significantly threaten coral reef ecosystems when outbreaks occur. In Taiwan, a Drupella outbreak, which resulted in the dramatic decline of Acropora and Montipora corals, was reported in Penghu in 2002 – 2009. However, the Drupella species involved was not identified, and no further research has been conducted. To obtain current knowledge on the predation pressure of corallivorous snails on hard corals, we investigated benthic communities and the distribution and population structure of Drupella snails in the coral reefs of Kenting, Taiwan. The …


From Grain To Malt: Tracking Changes Of Ultra-Low-Gluten Barley Storage Proteins After Malting, Mahya Bahmani, Angéla Juhász, Utpal Bos, Mitchell G. Nye-Wood, Malcolm Blundell, Crispin A. Howitt, Michelle L. Colgrave Jan 2024

From Grain To Malt: Tracking Changes Of Ultra-Low-Gluten Barley Storage Proteins After Malting, Mahya Bahmani, Angéla Juhász, Utpal Bos, Mitchell G. Nye-Wood, Malcolm Blundell, Crispin A. Howitt, Michelle L. Colgrave

Research outputs 2022 to 2026

Barley (Hordeum vulgare L.) is a major cereal crop produced globally. Hordeins, the major storage proteins in barley, can trigger immune responses leading to celiac disease or symptoms associated with food allergy. Here, proteomics approaches were employed to investigate the proteome level changes of grain and malt from the malting barley cultivar, Sloop, and single-, double- and triple hordein-reduced lines. The triple hordein-reduced line is an ultra-low gluten barley cultivar, Kebari®. Using discovery proteomics, 2,688 and 3,034 proteins in the barley and malt samples were detected respectively. Through the application of targeted proteomics, a significant reduction in the quantity …


Dust-Driven Mechanism For Marine Particle Aggregation: Interactions Between Clay Minerals, Heterotrophic Bacteria And Organic Matter Influences Aggregation In Marine Systems, Vignesh Gokuladas Menon Jan 2024

Dust-Driven Mechanism For Marine Particle Aggregation: Interactions Between Clay Minerals, Heterotrophic Bacteria And Organic Matter Influences Aggregation In Marine Systems, Vignesh Gokuladas Menon

Dartmouth College Master’s Theses

Atmospheric dust deposition plays a crucial role in marine biogeochemical cycles, yet mechanisms underlying its impact on particle dynamics remain unclear. This study investigates the synergistic interactions between marine heterotrophic bacteria and clay minerals in seawater, focusing on their effect on Transparent Exopolymer Particles (TEP) production and organoclay aggregation. Field experiments in the Gulf of Maine and laboratory roller tank studies were conducted using natural microbial communities and model heterotrophic bacterial strains (Alteromonas sp. EZ55, Marinobacter adhaerens HP15, and Sulfitobacter sp. NAS-14.1). Results demonstrate that clay exposure significantly enhances TEP production by bloom-associated heterotrophic bacteria, with increases up to …


Analysis Of Element Yield, Bacterial Community Structure And The Impact Of Carbon Sources For Bioleaching Rare Earth Elements From High Grade Monazite, Melissa K. Corbett, April Gifford, Nick Fimognari, Elizabeth L. J. Watkin Jan 2024

Analysis Of Element Yield, Bacterial Community Structure And The Impact Of Carbon Sources For Bioleaching Rare Earth Elements From High Grade Monazite, Melissa K. Corbett, April Gifford, Nick Fimognari, Elizabeth L. J. Watkin

Research outputs 2022 to 2026

Rare earth element (REE) recovery from waste streams, mine tailings or recyclable components using bioleaching is gaining traction due to the shortage and security of REE supply as well as the environmental problems that occur from processing and refining. Four heterotrophic microbial species with known phosphate solubilizing capabilities were evaluated for their ability to leach REE from a high-grade monazite when provided with either galactose, fructose or maltose. Supplying fructose resulted in the greatest amount of REE leached from the ore due to the largest amount of organic acid produced. Gluconic acid was the dominant organic acid identified produced by …


Chemical Synthesis Of Sensitive Dna, Komal Chillar Jan 2024

Chemical Synthesis Of Sensitive Dna, Komal Chillar

Dissertations, Master's Theses and Master's Reports

Over the past decades, researchers have tried various chemical methods to synthesize modified oligodeoxynucleotides (ODNs, i.e. short segments of DNAs). Traditional ODN synthesis methods require strong basic, and nucleophilic conditions for the deprotection and cleavage of the ODN from the solid support. However, the sensitive ODNs containing labile functionalities are vulnerable to such harsh conditions. Sensitive ODNs have a wide range of applications in research and pharmaceuticals. To synthesize sensitive ODNs, researchers devised different strategies but no practical methods have been developed. To overcome these challenges, we developed alkyl Dim alkyl Dmoc technology. This innovative technology uses weakly basic and …


Deep Transfer Learning-Based Bird Species Classification Using Mel Spectrogram Images, Mrinal Kanti Baowaly, Bisnu Chandra Sarkar, Md.Abul Ala Walid, Md. Martuza Ahamad, Bikash Chandra Singh, Eduardo Silva Alvarado, Imran Ashraf, Md. Abdus Samad Jan 2024

Deep Transfer Learning-Based Bird Species Classification Using Mel Spectrogram Images, Mrinal Kanti Baowaly, Bisnu Chandra Sarkar, Md.Abul Ala Walid, Md. Martuza Ahamad, Bikash Chandra Singh, Eduardo Silva Alvarado, Imran Ashraf, Md. Abdus Samad

School of Cybersecurity Faculty Publications

The classification of bird species is of significant importance in the field of ornithology, as it plays an important role in assessing and monitoring environmental dynamics, including habitat modifications, migratory behaviors, levels of pollution, and disease occurrences. Traditional methods of bird classification, such as visual identification, were time-intensive and required a high level of expertise. However, audio-based bird species classification is a promising approach that can be used to automate bird species identification. This study aims to establish an audio-based bird species classification system for 264 Eastern African bird species employing modified deep transfer learning. In particular, the pre-trained EfficientNet …


Portable X-Ray Fluorescence Spectrometry For Sensing Salinity And Sodicity In Glacial Northern Great Plains Soils With Machine Learning Models, Adam Devlin Jan 2024

Portable X-Ray Fluorescence Spectrometry For Sensing Salinity And Sodicity In Glacial Northern Great Plains Soils With Machine Learning Models, Adam Devlin

Electronic Theses and Dissertations

Saline and sodic soils are an increasing concern across the Northern Great Plains (NGP) due to factors of climate change and land management that are drawing geologically derived salts to the land surface. Traditional laboratory assessments, such as electrical conductivity (EC) and sodium adsorption ratio (SAR), are time and resource consumptive. Portable X-ray fluorescence (PXRF) may be a viable proximal sensing alternative, as it is able to provide elemental data in minutes, in situ or ex situ, and can directly quantify salinity-associated elements like Ca, Mg, and S. PXRF paired with predictive models has proven useful for a range of …


Effects Of Low-Cost, Low-Tech Tools For Riparian Restoration On Prairie Streams In Western South Dakota, James Andrew Joseph Bolyard Jan 2024

Effects Of Low-Cost, Low-Tech Tools For Riparian Restoration On Prairie Streams In Western South Dakota, James Andrew Joseph Bolyard

Electronic Theses and Dissertations

Despite making up less than two percent of the overall landscape in the arid and semi-arid western US, riparian areas are a crucial resource for agriculture, livestock, and wildlife. However, many have impaired function and reduced riparian cover. Low-Cost, Low-Tech Tools (LCLTT) are a subset of Process-Based Restoration (PBR) used for riparian restoration that were chosen for their cost-effectiveness and minimal technical requirements. LCLTT has been tested in mountainous areas of the western US but only recently implemented in the Northern Great Plains (NGP). Given their novelty as an approach toward restoration for the region, professional restoration and landowner communities …


Various Surfactant Soil Conditioner Effect On Plant Nutrient Concentration, Soil Nutrient Depletion, Soil Volumetric Water Content, Plant Biomass And Yield In Corn, Timothy Veldkamp Jan 2024

Various Surfactant Soil Conditioner Effect On Plant Nutrient Concentration, Soil Nutrient Depletion, Soil Volumetric Water Content, Plant Biomass And Yield In Corn, Timothy Veldkamp

Electronic Theses and Dissertations

Soil conditioners help improve soil structure by increasing aeration, water infiltration and water holding capacity leading to nutrient availability and reduced irrigation needs. The goal of this study was to evaluate the impact of multiple soil conditioners (SC1, SC2, SC3, SC4, and SC5) on corn (Zea mays L.) and their ability to reduce irrigation by 30%. This was evaluated in the field in 2022 and 2023 by Aurora, SD using a Randomized Complete Block Design with six replications. Conditioners were applied as broadcast pre-emergence treatments with 70% irrigation. Control treatments of 70% and 100% irrigation, respectively were included. SC1 application …


Power Centres: A Collaborative Development Proposal For Addressing Poverty And Related Challenges In Rural Communities In Kenya, Kennedy Okello Miruka, Kennedy Okello Miruka Jan 2024

Power Centres: A Collaborative Development Proposal For Addressing Poverty And Related Challenges In Rural Communities In Kenya, Kennedy Okello Miruka, Kennedy Okello Miruka

Regis University Student Publications (comprehensive collection)

In Homa Bay County, Kenya, a community-led development initiative called the Power Centre is transforming the fight against poverty and powerlessness. Grounded in principles of decolonization and participatory action, this project addresses the root causes of marginalization by empowering residents of Kokal Village to become active agents of change. Through a robust mixed-methods research approach, the project identifies systemic challenges and leverages existing social networks to build a sustainable, locally-owned model for development. The Power Centre implements a three-pronged strategy, focusing on increasing community participation, strengthening existing groups, and fostering collaborative networks to weave a robust support system. By addressing …