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Effect Of Increasing Amount Of Sisal Fabric On Density, Compressive Strength And Flexural Strength Of Sisal Fabric Reinforced Concrete Composite, John K Makunza, Arnold N Towo

Tanzania Journal of Science

This study examines the impact of adding plain-woven sisal fibres on the mechanical characteristics of sisal reinforced concrete composites. Analysis of the mechanical strength was done in relation to their density, compressive strength, and flexural strength. The sisal fabric composite matrix contained up to four layers of sisal fabric, which was either NaOH treated or untreated. The properties of sisal fabric reinforced concrete were compared to those of steel reinforced concrete. With addition of layers of sisal fabric, the flexural strength of both NaOH-treated and untreated concrete composites increased to a maximum of 18.2 MPa, which was less than steel …

Performance Evaluation Of The Physical And Combustion Properties Of Faecal Sludge Derived Briquettes Using Different Binding Materials, Alphonce J. Haruna, Richard Kimwaga, Edwin N. Richard

Tanzania Journal of Science

This research aimed at evaluating the performance of faecal sludge briquettes on the quality of briquettes produced in terms physical and combustion properties. Specifically, the research determined the physical and combustion properties of briquette produced from faecal sludge bond with cassava peel, sunflower cake, banana peel and waste paper binders. Physical and combustion properties of the binder materials and briquettes produced were analysed in the Water Resource Engineering laboratory. The laboratory analysis of the combustion properties showed that the Sunflower cake binder had highest calorific value of 16.24 MJ/Kg when compared to other binders including banana peels, cassava peels and …

Performance Comparison Of Deep Learning Models In Predicting Hiv Incidences In Tanzania, Zaituni Kaijage, Honest Kimaro, Hellen Maziku

Tanzania Journal of Science

Human immunodeficiency virus infection/acquired immune deficiency syndrome (HIV/AIDS) is a global pandemic that has claimed more than 40 million lives since it was discovered in the late 1970s. In sub-Saharan Africa, including Tanzania. Different measures to combat the diseases have failed to be attained, like the UNAIDS 90-90-90 target, which aimed to reduce HIV by 2020, and it was moved to 2030. The availability of proper tools to control and monitor diseases and ensure proper early intervention is very important. Prediction of disease trends using Machine Learning (ML) models can improve speed towards attaining the UNAIDS targets by providing accurate …

Prevalent Chronic Infections Modulate T-Cell Phenotypes And Functions Enhancing Hiv Susceptibility, Dissemination, And Persistence In African Population, Thomas F. Marandu, Mkunde S. Chachage

Tanzania Journal of Science

While many studies have associated HIV prevalence with socio-economic status, few have explored the host's immunity status prior to HIV infection. High HIV prevalence in Africa may in part be contributed by a high prevalence of other persistent infections that modulate the host immunity towards phenotypes that promote HIV acquisition. In this narrative review, we examined how four most prevalent pathogens in Africa (human papillomavirus, herpesviruses, Mycobacterium tuberculosis, and helminth infections) modulate immunity to favor their survival and in turn, also influence HIV acquisition. We have described how these pathogens expand the number of memory and activated T cells, increase …

Enhancing Tumor Classification Through Machine Learning Algorithms For Breast Cancer Diagnosis, Lawrence Agbota, Edmund F. Agyemang, Priscilla Kissi-Appiah, Lateef Moshood, Akua Osei- Nkwantabisa, Vincent Agbenyeavu, Abraham Nsiah, Augustina Adjei

School of Mathematical & Statistical Sciences Faculty Publications

In cancer diagnosis, machine learning helps improve cancer detection by providing doctors with a second perspective and allowing for faster and more accurate determination and decisions. Numerous studies have used both classic machine learning approaches and deep learning to address cancer classification. In this study, we examine the efficacy of five commonly used machine learning algorithms; both traditional and deep learning models namely, Logistic Regression, Support Vector Machines (SVM), Random Forest (RF), Decision Tree and Deep Neural Networks (DNN). We analyze their ability to properly classify tumors as Benign or Malignant using the Wisconsin breast cancer dataset (WBCD). Random Forest …

Best Interests Of The Child In Juvenile Justice: Analysis Of Malaysia, Philippines, And Thailand, Mary Grace C. Agcaoili

Asia-Pacific Social Science Review

The “best interests of the child” (BIC) is the most referenced child rights principle in international law, whereas juvenile justice is the most mentioned topic. This paper examines how countries in Southeast Asia (SEA) interpret BIC in juvenile justice and if their understanding is consistent with the Convention on the Rights of the Child (CRC) and other international standards and why. It contends that BIC’s indeterminate use led to misinterpretation of child rights and that BIC interpretation is influenced by several factors found within the socio-cultural and political economy of SEA. Using Malaysia, the Philippines, and Thailand as case studies …

Policy Leadership For Faculty Members And Staff’S Mental Health: Case Study Of A Private University In The Philippines, Sterling M. Plata

Asia-Pacific Social Science Review

The COVID-19 pandemic has taken a massive toll on people’s mental health. The World Health Organization (2022b) called for transformative and collective action to deal with the threats of mental ill health. In this context, leadership is urgently needed in the workplace and schools that have been increasingly mandated to mitigate the impact of stigma, prevent the onset of mental health problems, and support those dealing with mental illness. Despite these, there is little research on leadership in policymaking for the well-being of university faculty members and staff. This paper attempts to fill this knowledge gap by uncovering mental health-oriented …

A Shared Intellect: A Rawlsian Analysis Of Vaccine Patent Protections, Vincent T. Co

Asia-Pacific Social Science Review

One fundamental issue at the forefront of the COVID-19 pandemic is the relationship between access to vaccines and intellectual property rights. The purpose of what follows is to advocate for a cosmopolitan interpretation of John Rawls and his Theory of Justice and apply it to the debate on vaccine patent protections. Using the Philippines and other developing countries as the context of analysis, this paper has one main claim—that the vaccine patent waiver is right in the interest of justice, and patent protections must be waived to achieve justice in the distribution of vaccines. The approach here analyzes Rawls’ theories …

Pseudo-Siamese Network Combined With Label-Free Raman Spectroscopy For The Quantification Of Mixed Trace Amounts Of Antibiotics In Human Milk: A Feasibility Study, Jing Yi Mou, Muhammad Usman, Jia Wei Tang, Quan Yuan, Zhang Wen Ma, Xin Ru Wen, Zhao Liu, Liang Wang

Research outputs 2022 to 2026

The utilization of antibiotics is prevalent among lactating mothers. Hence, the rapid determination of trace amounts of antibiotics in human milk is crucial for ensuring the healthy development of infants. In this study, we constructed a human milk system containing residual doxycycline (DXC) and/or tetracycline (TC). Machine learning models and clustering algorithms were applied to classify and predict deficient concentrations of single and mixed antibiotics via label-free SERS spectra. The experimental results demonstrate that the CNN model has a recognition accuracy of 98.85% across optimal hyperparameter combinations. Furthermore, we employed Independent Component Analysis (ICA) and the pseudo-Siamese Convolutional Neural Network …

Effects Of Coagulant Dosage, Particle Size, And Settling Time On Pond Water Treatment With Cactus Pads And Watermelon Seeds, Mahir M Said, Neema O Msuya

Tanzania Journal of Science

Most Tanzanians who live in villages still struggle to get enough drinking water due to limited supply, so they use pond water for drinking and household purposes. Treatment of this water is crucial especially during the rainy season to reduce its turbidity. The performance of two natural coagulants (i.e., Cactus pads and watermelon seeds) was evaluated in their effectiveness in purifying pond water. The jar test method was used to analyze the effects of coagulant particle size, dosage, and settling time on the treatment of pond water. Attenuated Total Reflectance Fourier Transform Infrared spectroscopy (ATR-FTIR) was used for characterizing the …

Effects Of Urea Fertilizer On Yield And Water Productivity Of Amaranthus Viridis In The Tropical Rainforest And The Derived Savanna Of Nigeria, Kabiru A Shittu, Omotayo B Adeboye, Durodoluwa J Oyedele, Abdul-Salam M Murtadha

Tanzania Journal of Science

The experiment was conducted using a lysimeter in June, 2014 in Saki (Derived Savanna) and Ile-Ife (Tropical Rainforest) to determine the crop coefficients and the effects of Urea fertilizer on the yield and water productivity of Amaranthus viridis in Nigeria. The loamy sandy soil in the top 15 cm was sampled, air-dried and analysed. Eighteen (18) kg of the air-dried and sieved soils were weighed into the thirty-two (32) lysimeters. Drill method was used for the sowing and the seeds were spread within 2 cm in the lysimeter. Urea fertilizer was applied at 0, 40, 80 and 160 kg N/ha …

Assessment Of Bottled Drinking Water Quality, Safety And Community Perceptions In Dodoma City, Tanzania, Jackson H. Katonge, Mussa A. Namangaya

Tanzania Journal of Science

The popularity of bottled drinking water stems from its convenience and purity, driving its rapid growth, but concerns about safety and quality persist. Physicochemical and microbiological parameters of bottled drinking in Dodoma City were evaluated from September to December 2023. Additionally, key informant interviews and questionnaire surveys were conducted with government regulators, producers, and consumers on regulatory frameworks, production processes, and consumer perceptions. Overall, all brands tested were suitable for drinking and met World Health Organization and Tanzania Bureau of Standards guidelines. The total dissolved solids (F = 0.86, p < 0.05), calcium (F = 5.26, p < 0.05) and chloride (F = 0.32, p < 0.05) were significantly different, while other parameters were not (p > 0.05) between measured and labelled values. The total viable and …

Risk Of Vitamin D Deficiency In Smokers: Mix-Method, Amelia Lorensia, Marthy Meliana Ariyanti Jalmav, Zahwa Dhiba, Rivan Virlando Suryadinata

Media Kesehatan Masyarakat Indonesia

Cigarettes are one of the leading causes of death in the world and Indonesia. Cigarettes emit cigarette smoke, which contains toxins and has pro-inflammatory properties that interfere the metabolism of vitamin D in the lungs. The study aimed to determine the risk of vitamin D deficiency in active smokers in Rungkut Village, Surabaya City. This research method is a mix-method with a Convergent Parallel Design type strategy, which is a way of collecting quantitative (cross-sectional) and qualitative data (interpretative phenomenological analysis) simultaneously, with purposive sampling technique. The variable was the risk of vitamin D deficiency and vitamin D level. Subjects …

Problems Scanning Related To Stunting Using Iceberg Theory Model In Salakbrojo Village Central Java, Yuniarti Yuniarti, Ristiawati Ristiawati, Dewi Nugraheni Restu Mastuti, Muhammad Fatih

Media Kesehatan Masyarakat Indonesia

The prevalence of stunting to date is 21,6%, which is far from target which is 14%. Research aimed to elaborate on problem of stunting using iceberg method model analysis. The research is a qualitative study with a phenomenological approach to obtain idea of stunting occurrence pattern as well as the root of problem. Data was collected by assigning focused group discussion. Correspondents were ten mothers of toddlers, five health cadres, a secretary of rural, and a rural midwife. Validity test was done by doing data source triangulation during focused group discussions. Mental model analysis was taken using directly elicited mental …

Factors Affecting The Success Of Exclusive Breastfeeding Among Mothers Recovered From Covid-19, Ulfatul Latifah, Nora Rahmanindar, Ardhi Henda Karmandika

Media Kesehatan Masyarakat Indonesia

Exclusive breastfeeding for the first 6 months and continued breastfeeding with complementary foods up to 2 years are emphasized by the World Health Organization. Amid the COVID-19 pandemic, maternal concerns about virus transmission through breastfeeding have surfaced. Despite these concerns, breastfeeding remains the primary recommendation due to its manifold health benefits. This research, conducted in Tegal City's Margadana sub-district, investigates factors influencing exclusive breastfeeding success among mothers recovered from COVID-19. Using an analytical observational design with a cross-sectional approach, the study explores the link between COVID-19 symptoms in infants and exclusive breastfeeding success, revealing a significant correlation (p-value=0.042). Conversely, breast …

The Effects Of Vitamin D On Chronic Wounds, Mufqi Handaru Priyanto, Eliza Miranda, Shannaz Nadia Yusharyahya, Lili Legiawati, Endi Novianto, Kusmarinah Bramono, Roro Inge Ade Krisanti

Journal of General - Procedural Dermatology and Venereology Indonesia

Background: Wounds that fail to proceed through the normal healing process are referred to as chronic wounds, also known as ulcers. Chronic wounds have immeasurable biological, psychological, social, and economic effects, bringing tremendous challenges for patients, doctors, healthcare providers, and healthcare systems.

Discussion: This condition is associated with a variety of comorbidities and complex etiologies. The global incidence of chronic wounds is expected to increase with longer life expectancy. Thus, a holistic approach is necessary, such as proper wound management, proper control of comorbidities, and provision of adequate nutrition, including vitamin D supplementation. Vitamin D is an essential pro-hormone for …

Low Plasma Melatonin Levels Negatively Correlate With Melasma Severity, I Gusti Ayu Agung Praharsini, Corry Khathreen, Nyoman Suryawati, I Gusti Ayu Agung Elis Indira, I Gusti Ayu Sattwika Pramita

Journal of General - Procedural Dermatology and Venereology Indonesia

Background: Chronic exposure to ultraviolet light plays a role in the pathogenesis of melasma. Exposure to excessive sunlight leads to the formation of free radicals. As a result, the body responds by forming antioxidants such as melatonin, which is activated through the melatoninergic antioxidative system to fight oxidative stress. The relationship between melatonin and melasma is yet to be elucidated. This study aims to determine the correlation between melatonin and the severity of melasma.

Methods: This analytical cross-sectional study involved 50 melasma subjects and 10 non-melasma subjects who met the inclusion criteria and were aged between 21-50 years at Prof. …

دور قيمة الزبون في تعزيز الاستراتيجيات المعتمدة على مصفوفة Ansoff: دراسة استطلاعية في مستشفى ابن سينا التعليمي, ميادة مهدي صالح, عادل عبد الله الطائي

Muthanna Journal of Administrative and Economics Sciences

يعد موضوع قيمة الزبون من الموضوعات المعاصرة ، ففي الوقت الحاضر ظهرت مجموع من التقانات الجديدة والحيوية التي من شأنها أن تساهم في تسويق المنتجات والخدمات الصحية على نحو عام ،اذ تطورت بشكل كبيرا” جدا” في العقدين الاخيرين لاسيما في ظل الأزمات ومنها أزمة جائحة كوفيد -19 ، ويهدف البحث الحالي الى بيان دور قيمة الزبون بأبعاده في تعزيز الاستراتيجيات المعتمدة على مصفوفة Ansoff ،على افتراض أن قيمة الزبون يسهم في تعزيزها ،وايضا” تأثير الاستراتيجيات المعتمدة على مصفوفة Ansoff تم اختيار مستشفى ابن سينا في مدينة الموصل ،واخذ عينة من الكادر الطبي والبالغ عددهم (50) ،ووصل البحث الى جملة من …

أثر منحنيات التعلم في تقليص فترة علاج كوفيد-19 وتخفيض التكاليف المباشرة لعلاجه دراسة ميدانية: مستشفى ابن الخطيب, مخلد فؤاد شجاع

Muthanna Journal of Administrative and Economics Sciences

هدف البحث الى بيان أثر منحنيات التعلم في تقليص فترة علاج كوفيد-19 وتخفيض تكاليف المباشرة من علاجه، ومنحنيات التعلم؛ واحدة من وظائف التكلفة غير الخطية، كونه عبارة عن دالة تقيس كيفية تخفيض ساعات العمل المطلوبة لإنجاز الوحدة المنتجة من خلال تراكم خبرة العاملين وتحسين أدائهم، إذ تعتمد منحنيات التعلم على فكرة مؤداها أن أداء أي عمل بشكل متكرر يؤدي الى اكتساب خبرة وهو الأمر الذي يؤدي الى تخفيض الوقت اللازم لإنجاز الوحدة المنتجة كلما استمر العمل، وقد توصل البحث الى مجموعة من الاستنتاجات كان أهمها؛ يمكن استخدام منحنيات التعلم لتقليل تكاليف علاج كوفيد-19 وتحسين الكفاءة الإنتاجية للعامين في المستشفيات من …

Empowering Nonmedical Personnel To Detect Scabies In Endemic Area Using Deskab Instrument: A Diagnostic Study, Sandra Widaty, Aria Kekalih, Dewi Friska, Kusmarinah Bramono, Siti Maulidya Sari, Irene Darmawan, Yufanti Sujudi, David Dwiadiputra Hartanto, Emiliana Kartika, Nikken Rima Oktavia

Journal of General - Procedural Dermatology and Venereology Indonesia

Background: Scabies has been added to World Health Organization (WHO) list of neglected tropical disease in 2017. Various methods have been developed to control scabies in highly prevalent communities. In this study we conducted a diagnostic study to evaluate the performance of scabies detection by trained nonmedical personnel (NMP) using Deteksi Skabies (Deskab) instrument which has been validated for NMP.
Methods: Eight NMPs in a boarding school were trained to detect scabies using DeSkab instrument. The NMPs diagnosis were compared to diagnosis of 10 medical doctors. The study was conducted in a religion-affiliated boarding school in West Java, Indonesia. Both …

Administration Of Vitamin D3 Topical In Increasing Serum Vitamin D Level: A Literature Review, He Yeon Asva Nafaisa, Fajar Waskito, Ronny Martien, Retno Danarti

Journal of General - Procedural Dermatology and Venereology Indonesia

Background: Vitamin D is an essential fat-soluble vitamin that is required daily by the body. Deficiency in vitamin D is experienced by most of the world's population. Vitamin D plays a role in maintaining the skin barrier by regulating keratinocyte proliferation and differentiation, promoting filaggrin formation, and intraepidermal lipids.

Discussion: The vital role of vitamin D, non-compliance with supplement consumption, and poor nutritional status of adult patients and the elderly with deficiency and insufficiency of vitamin D encourage studies regarding vitamin D delivery via the transdermal route. The lipophilicity of vitamin D allows it to penetrate through the skin barrier. …

Emerging Role Of Circulating Tumor Dna For Early Detection Of Recurrence In Biliary Tract Cancers, Matthew D. Bloom, Babar Bashir

Department of Medical Oncology Faculty Papers

No abstract provided.

Challenges Black Males Face At Predominantly White Institutions, Jerrell Lamon Starling

Walden Dissertations and Doctoral Studies

The problem is that Black males in higher education have declining retention and graduation rates compared to other ethnic groups. Over the past two decades, Black males have declined in enrollment, retention, and graduation rates. Colleges and universities have struggled to attract, keep, and graduate Black male students, especially during the COVID-19 pandemic. Recent research has shown that Black male students have experienced the most challenges during the COVID-19 pandemic. Today's educators and practitioners have emphasized the need to do more to keep Black male students and help them complete college. Framed by Critical Race Theory, this study investigated first-generation, …

“Understand What The Feelings Of The Student Must Be:” Newcomer Youths’ High School Integration Experiences, Anusha Kassan Dr., Alissa Priolo Dr., Natalie C. Sweeney, Suzanne Goopy Dr., Rahat Zaidi Dr.

The Qualitative Report

The present study was grounded in a social constructionist epistemology with an integrative social justice lens. It highlights the perspectives of one group – that of newcomer youth – from a collective case study exploring the phenomenon of school integration across multiple collaborators in one designated high school. As school integration is a central component in the lives and experiences of newcomer youth, this study aimed to provide insights and lessons learned directly from this group as they were integrating into a high school in Western Canada. In line with the epistemology and research design, the research prioritized participant voices …

Growing Urbanization In The Jammu Province Of Jammu And Kashmir, India: An Environmental And Social Interpretation, Rani Mughal, Javed Manzoor, Rouf Ahmad Wagay

Journal of Bioresource Management

Urbanization is a global phenomenon with profound implications for both physical and social landscapes and plays a noteworthy role in the progression and advancement of human civilizations. Urbanization influences and changes the social, economic, political, and traditionalorganization of a society. This paper examines the process and consequences of urbanization in the Jammu province of J&K India, focusing on its physical transformation and social dynamics. This study employs a descriptive research approach to investigate the multifaceted aspects of urbanization by synthesizing data from various sources, including demographic surveys, interviews, and spatial analysis. The study showed that Jammu province is gradually proceeding …

The Effects Of Implementing The 7e Learning Cycle Model On Cloud To Promote Science Communication And Writing Ability Among High School Students Under The Ministry Of Higher Education, Science, Research And Innovation, Sujika Ngamsa-Ard

Journal of Education Studies

This research aims to: 1) study the science communication and writing abilities of high school students after learning through the 7E learning cycle model on a cloud platform, and 2) compare the science communication and writing ability of students before, during, and after learning through the 7E learning cycle model on a cloud platform. The samples consisted of 30 tenth-grade students at a university demonstration school selected using purposive sampling.The research instruments included lesson plans utilizing the 7E learning cycle model on a cloud platform, and science communication and writing ability assessment forms. The collected data were analyzed using arithmetic …

Development Of Critical Thinking Scale Of Upper Secondary School Students In Social Studies By Applying Computerized Dynamic Assessment, Non Worathanaphimmakorn, Kamonwan Tangdhanakanond

Journal of Education Studies

The purposes of this pilot study were 1) to develop the critical thinking scale of upper secondary school students in social studies by applying computerized dynamic assessment, and 2) to validate the critical thinking scale of upper secondary school students in social studies by applying computerized dynamic assessment. The sample consisted of 100 upper secondary school students by purposive sampling. The research instrument used was the critical thinking scale by applying computerized dynamic assessment. Data were analyzed by using content validity, item validation including the difficulty and discrimination indexes, and internal consistency in terms of Cronbach’s alpha coefficient. Results revealed …

Challenging The Goal Of Shareholder Value Maximization In Sustainable Business Education, Todd L. Sayre

Journal of Management for Global Sustainability

The purpose of this paper is to explain to business instructors how to reconcile the assumption that managers must maximize shareholder value (MSV) with the prospect of corporations helping to achieve global environmental sustainability. The paper explains that managers choose to MSV at a cost to the environment not due to legal obligations but because of their equity pay incentives. The paper, then, provides a sequence of simplified explanations for instructors to use in conveying this information to their students. The potential to change executive pay enables students to consider the possibility of corporations helping to achieve global sustainability.

The Safeboosc-Iii Trial And The Future Of Cerebral Oximetry-Guided Interventions In Preterm Infants-Time To Pause And Reset?, Krishna Dummula, Vishal Pandey, Venkatesh Sampath

Manuscripts, Articles, Book Chapters and Other Papers

Comment on

Cerebral Oximetry Monitoring in Extremely Preterm Infants. N Engl J Med. 2023 Apr 20;388(16):1501-1511. doi: 10.1056/NEJMoa2207554.PMID: 37075142 Clinical Trial.

Analisis Faktor Risiko Kejadian Malaria Di Kabupaten Batu Bara Tahun 2022, Fitri Wahyuni, Tri Yunis Miko Wahyono

Jurnal Epidemiologi Kesehatan Indonesia

Malaria adalah masalah kesehatan yang serius dan dapat berakibat fatal, terutama pada kelompok risiko tinggi seperti bayi, anak kecil, dan ibu hamil. Selain itu, malaria juga menyebabkan anemia dan menurunkan produktivitas tenaga kerja. Pada tahun 2010, sekitar 65% kabupaten di Indonesia merupakan daerah endemis malaria, dan sekitar 45% penduduk di daerah endemis berisiko tertular malaria. Di Kabupaten Batu Bara, kasus malaria meningkat dari tahun ke tahun. Penelitian ini bertujuan untuk mengetahui faktor-faktor risiko kejadian malaria. Penelitian ini menggunakan kasus-kontrol dan dilakukan pada Juni 2022 di Kabupaten Batu Bara dengan melibatkan responden berusia 12 tahun ke atas sebanyak 170 sampel. Indiividu …