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133 Results Found

  • Article
  • Open Access
1 Citations
1,025 Views
26 Pages

Climate Simulation and Projection of Rainfall–Runoff Dynamics Using the GR4J Model in the Oti Sub-Basin: The Case of the Porga, Mandouri and Mango Outlets

  • Armand K. Houanyé,
  • Félix T. Amoussou,
  • Ernest Amoussou,
  • Richard Todé and ,
  • Henri S. Totin Vodounon,
  • Mohamed N. Baco,
  • Japhet D. Kodja,
  • Pierre I. Akponikpè,
  • Gil Mahé and
  • Jean-Emmanuel Paturel
  • + 5 authors+ 0 author

18 June 2026

Water resource management in the Sahelian-Sudanian transition zone faces growing uncertainty under climate change, yet hydrological projections remain scarce for the Oti-Pendjari basin (West Africa). This study develops an integrated modelling chain...

(This article belongs to the Special Issue Advances in Extreme Hydrological Events Modeling)
  • Article
  • Open Access
157 Views
13 Pages

OTI1H1-Defined MAGEA3-Directed Immunoreactivity and Survival in Pancreatic Ductal Adenocarcinoma: A Single-Center Study

  • Goran Glavčić,
  • Marin Glavčić,
  • Suzana Janković,
  • Dubravka Mužina and ,
  • Zdenko Bilić,
  • Nina Blažević,
  • Zvonimir Misir,
  • Jasmina Hranjec,
  • Andro Košec and
  • Petra Radulović
  • + 5 authors+ 0 author

24 October 2026

Background/Objectives: Melanoma-associated antigen A3 (MAGEA3) is a cancer–testis antigen with potential biological and prognostic relevance in pancreatic ductal adenocarcinoma (PDAC). This study evaluated the association between OTI1H1-defined...

(This article belongs to the Special Issue Comprehensive Approaches in Gastrointestinal Oncology: Focus on Colorectal, Gastric, and Pancreatic Cancer Treatment)
  • Article
  • Open Access
41 Citations
6,610 Views
18 Pages

Assessment of Habitat Change Processes within the Oti-Keran-Mandouri Network of Protected Areas in Togo (West Africa) from 1987 to 2013 Using Decision Tree Analysis

  • Aniko Polo-Akpisso,
  • Kperkouma Wala,
  • Ouattara Soulemane,
  • Fousseni Folega and ,
  • Koffi Akpagana and
  • Yao Tano
  • + 1 author+ 0 author

1 January 2020

Biodiversity conservation planning is highly important in the current context of global change. Biodiversity conservation can be achieved by understanding changes in land use at the landscape scale. Such understanding is needed to reverse the unprece...

  • Article
  • Open Access
37 Citations
9,690 Views
14 Pages

22 November 2016

Flood damage in West Africa has increased appreciably during the last two decades. Poor communities are more at risk due to the vulnerability of their livelihoods, especially in rural areas where access to services and infrastructures is limited. The...

  • Article
  • Open Access
4 Citations
2,911 Views
18 Pages

CHD1L Inhibitor OTI-611 Synergizes with Chemotherapy to Enhance Antitumor Efficacy and Prolong Survival in Colorectal Cancer Mouse Models

  • Rita Sala,
  • Hector Esquer,
  • Timothy Kellett,
  • Sophia Clune and ,
  • Paul Awolade,
  • Laura A. Pike,
  • Qiong Zhou,
  • Wells A. Messersmith and
  • Daniel V. LaBarbera
  • + 4 authors+ 0 author

7 December 2024

Colorectal cancer (CRC) is one of the most prevalent and deadly forms of cancer. It is universally treated with a combination of the DNA damaging chemotherapy drugs irinotecan, 5-Fluorouracil (5-FU), and oxaliplatin. CHD1L is a novel oncogene that pl...

(This article belongs to the Special Issue Chromatin Remodelers as Players and Drivers in Pathological States)
  • Article
  • Open Access
6 Citations
4,361 Views
22 Pages

CHD1L Regulates Cell Survival in Breast Cancer and Its Inhibition by OTI-611 Impedes the DNA Damage Response and Induces PARthanatos

  • Rita Sala,
  • Hector Esquer,
  • Timothy Kellett,
  • Jeffrey T. Kearns and ,
  • Paul Awolade,
  • Qiong Zhou and
  • Daniel V. LaBarbera
  • + 2 authors+ 0 author

The Chromodomain helicase DNA-binding protein 1-like (CHD1L) is a nucleosome remodeling enzyme, which plays a key role in chromatin relaxation during the DNA damage response. Genome editing has shown that deletion of CHD1L sensitizes cells to PARPi,...

(This article belongs to the Special Issue Chromatin Remodelers as Players and Drivers in Pathological States)
  • Article
  • Open Access
6 Citations
2,912 Views
20 Pages

20 February 2025

The second and third most frequently diagnosed cancers worldwide are breast (2.3 million new cases) and colorectal (1.9 million new cases), respectively. Although advances in cancer therapies and early detection have improved the overall survival of...

(This article belongs to the Section Cell Proliferation and Division)
  • Review
  • Open Access
2 Citations
4,204 Views
20 Pages

Oligonucleotide-Recognizing Topoisomerase Inhibitors (OTIs): Precision Gene Editors for Neurodegenerative Diseases?

  • Ben D. Bax,
  • Dmitry Sutormin,
  • Neil Q. McDonald,
  • Glenn A. Burley and
  • Tatyana Shelkovnikova

29 September 2022

Topoisomerases are essential enzymes that recognize and modify the topology of DNA to allow DNA replication and transcription to take place. Topoisomerases are divided into type I topoisomerases, that cleave one DNA strand to modify DNA topology, and...

(This article belongs to the Special Issue DNA Replication Stress and Chromosomal Instability 2.0)
  • Obituary
  • Open Access
770 Views
4 Pages

A Tribute to Professor Andrew Otis Jackson

  • Fangfang Li,
  • Jonathan Griffiths,
  • Xueping Zhou and
  • Aiming Wang

30 December 2025

It is with profound sadness and a deep sense of loss that we mourn the passing of Professor Andrew Otis Jackson on 6 July 2025 [...]

(This article belongs to the Special Issue Plant Virus Research and Biotechnology-Based Resistance Strategies—In Honor of Professor Andrew Otis Jackson)
  • Article
  • Open Access
46 Citations
8,441 Views
19 Pages

Examining Water Security in the Challenging Environment in Togo, West Africa

  • Mawulolo Yomo,
  • Khaldoon A. Mourad and
  • Masamaeya D. T. Gnazou

29 January 2019

Water shortages across the globe have increased due to climate change among other factors with negative impacts expected at the river basin level. Anticipating these impacts will help experts act in a timely manner to avoid a future water crisis. As...

(This article belongs to the Section Water Resources Management, Policy and Governance)
  • Feature Paper
  • Article
  • Open Access
5 Citations
7,152 Views
24 Pages

9 April 2021

Small streams in urbanized rural areas receive loads of P from various, often episodic, sources. This paper addresses, through a tracer test with 32P, retention and transport of a pulse input of phosphorus in a 2.6 km long stretch of a channelized se...

(This article belongs to the Special Issue Applying Artificial and Environmental Tracing Techniques in Hydrogeology)
  • Article
  • Open Access
4 Citations
11,172 Views
17 Pages

Shoreline Response to Hurricane Otis and Flooding Impact from Hurricane John in Acapulco, Mexico

  • Luis Valderrama-Landeros,
  • Iliana Pérez-Espinosa,
  • Edgar Villeda-Chávez,
  • Rafael Alarcón-Medina and
  • Francisco Flores-de-Santiago

4 August 2025

The city of Acapulco was impacted by two near-consecutive hurricanes. On 25 October 2023, Hurricane Otis made landfall, reaching the highest Category 5 storm on the Saffir–Simpson scale, causing extensive coastal destruction due to extreme wind...

  • Article
  • Open Access
3 Citations
4,041 Views
22 Pages

25 September 2019

All available satellite altimetry, coastal and marine data have been used to develop a new assimilative barotropic tidal model over the Great Barrier Reef (GBR) and Coral Sea using the Oregon State University Tidal Inverse Software (OTIS) with the sp...

(This article belongs to the Section Coral Reefs Remote Sensing)
  • Article
  • Open Access
620 Views
16 Pages

12 September 2026

Employee retention is a strategic priority for organizations operating in increasingly competitive labor markets, yet predicting long-term employee departure remains a critical challenge. This study examines the longitudinal validity of the Ordinal T...

(This article belongs to the Section Strategic Management)
  • Article
  • Open Access
8 Citations
2,832 Views
12 Pages

6 July 2020

This paper provides the test results of the fatigue crack growth in notched specimens under tension. The tests were performed on plane specimens with external blunt two-sided notches at room temperature. The tested material was O–Ti2AlNb titani...

(This article belongs to the Section Advanced Materials Characterization)
  • Article
  • Open Access
10 Citations
9,002 Views
13 Pages

The Multi-Strain Probiotic OMNi-BiOTiC® Active Reduces the Duration of Acute Upper Respiratory Disease in Older People: A Double-Blind, Randomised, Controlled Clinical Trial

  • Maja Strauss,
  • Dušanka Mičetić Turk,
  • Mateja Lorber,
  • Maja Šikić Pogačar and ,
  • Anton Koželj,
  • Ksenija Tušek Bunc and
  • Sabina Fijan
  • + 2 authors+ 0 author

Immunosenescence is the adverse change in the human immune function during aging, leaving older people more prone to an increased risk of infections and morbidity. Acute upper respiratory tract infections (URTIs) are very common among older people, o...

(This article belongs to the Section Gut Microbiota)
  • Article
  • Open Access
6 Citations
5,397 Views
14 Pages

Exploratory Analysis of Pedestrian Road Trauma in Finland

  • Steve O’Hern,
  • Roni Utriainen,
  • Hanne Tiikkaja,
  • Markus Pöllänen and
  • Niina Sihvola

13 June 2021

In Finland, all fatal on-road and off-road motor vehicle crashes are subject to an in-depth investigation coordinated by the Finnish Crash Data Institute (OTI). This study presents an exploratory and two-step cluster analysis of fatal pedestrian cras...

(This article belongs to the Section Health, Well-Being and Sustainability)
  • Article
  • Open Access
7 Citations
5,501 Views
17 Pages

8 August 2023

The ecosystem-based adaptation (EbA) strategy is considered an effective approach to address the impact of climate change while ensuring the continued provision of ecosystem services on which farming depends. However, understanding the EbA’s ef...

(This article belongs to the Topic What Climate Adaptation Looks Like: Improving Healthy Landscape)
  • Article
  • Open Access
10 Citations
10,232 Views
19 Pages

Probiotic OMNi-BiOTiC® 10 AAD Reduces Cyclophosphamide-Induced Inflammation and Adipose Tissue Wasting in Mice

  • Beate Obermüller,
  • Georg Singer,
  • Bernhard Kienesberger,
  • Barbara Mittl and ,
  • Vanessa Stadlbauer,
  • Angela Horvath,
  • Wolfram Miekisch,
  • Patricia Fuchs,
  • Martina Schweiger and
  • Christoph Castellani
  • + 7 authors+ 2 authors

20 August 2023

Cancer therapy is often associated with severe side effects such as drug induced weight loss, also known as chemotherapy-induced cachexia. The aim of this study was to investigate the effects of a multispecies probiotic (OMNi-BiOTiC® 10 AAD) in a...

(This article belongs to the Special Issue New Perspectives for Cancer Patients’ Nutritional Support and Therapy)
  • Communication
  • Open Access
558 Views
13 Pages

The Great Bustard (Otis tarda) in and Around Lake Seyfe (Kırşehir, Turkey): A Synthesis of Records from 1969 to 2026 and Current Status

  • Şakir Önder Özkurt,
  • Hasan Tezer,
  • Selma Uyanık,
  • İbrahim Yücekaya and ,
  • Onur İnce,
  • Bülent Sayılgan and
  • Emin Seyfi
  • + 2 authors+ 0 author

17 September 2026

Lake Seyfe, designated a first-degree natural site (1989), a Nature Conservation Area (1990), and a Ramsar Site (1994), is a shallow saline wetland internationally important for flamingos and supports Great Bustard (Otis tarda) habitats documented in...

(This article belongs to the Section Biodiversity Conservation)
  • Article
  • Open Access
3 Citations
2,871 Views
10 Pages

Prediction of SARS-CoV-2-Related Lung Inflammation Spreading by V:ERITAS (Vanvitelli Early Recognition of Inflamed Thoracic Areas Spreading)

  • Ciro Romano,
  • Domenico Cozzolino,
  • Giovanna Cuomo,
  • Marianna Abitabile and ,
  • Caterina Carusone,
  • Francesca Cinone,
  • Francesco Nappo,
  • Riccardo Nevola,
  • Ausilia Sellitto and
  • Luca Rinaldi
  • + 12 authors+ 7 authors

26 April 2022

Background Coronavirus disease 2019 (COVID-19) can be complicated by interstitial pneumonia, possibly leading to severe acute respiratory failure and death. Because of variable evolution ranging from asymptomatic cases to the need for invasive ventil...

(This article belongs to the Special Issue Systemic Immune Inflammatory Disease: New Updates)
  • Article
  • Open Access
7 Citations
2,575 Views
19 Pages

SRY-Related Transcription Factors in Head and Neck Squamous Cell Carcinomas: In Silico Based Analysis

  • Tomasz Kolenda,
  • Zuzanna Graczyk,
  • Barbara Żarska,
  • Wojciech Łosiewski and ,
  • Mikołaj Smolibowski,
  • Adrian Wartecki,
  • Joanna Kozłowska-Masłoń,
  • Kacper Guglas,
  • Anna Florczak and
  • Katarzyna Lamperska
  • + 7 authors+ 2 authors

24 November 2023

Head and neck squamous cell carcinoma (HNSCC) is the sixth leading cancer and the fifth cause of cancer-related deaths worldwide with a poor 5-year survival. SOX family genes play a role in the processes involved in cancer development such as epithel...

(This article belongs to the Special Issue Adhesion, Metastasis and Inhibition of Cancer Cells)
  • Article
  • Open Access
2 Citations
613 Views
23 Pages

Histone H3 Acetylation at Sox1ot Promoter by Targeted Epigenome Editing Augments Proliferation of Intermediate Progenitors in Developing Cortex

  • Godwin Sokpor,
  • Pauline Antonie Ulmke,
  • Hoang Duy Nguyen,
  • Linh Pham and ,
  • Princy Kakani,
  • Van Trung Chu,
  • Sebastian J. Arnold,
  • Beate Brand-Saberi,
  • Huu Phuc Nguyen and
  • Tran Tuoc
  • + 5 authors+ 0 author

9 July 2026

Factors regulating the genesis and expansion of basal progenitor cell sub-populations, including intermediate progenitor cells, are critical determinants of cortical neurogenesis and brain growth. Epigenetic (chromatin) marks have emerged as notable...

(This article belongs to the Section Cell Biology)
  • Article
  • Open Access
9 Citations
4,614 Views
12 Pages

Manufacture of SiC: Effect of Carbon Precursor

  • Enrique V. Ramos-Fernández and
  • Javier Narciso

1 March 2023

SiC is one of the most important ceramics at present due to its excellent properties and wide range of applications. The industrial production method, known as the Acheson method, has not changed in 125 years. Because the synthesis method in the labo...

(This article belongs to the Section Carbon Materials)
  • Article
  • Open Access
25 Citations
8,824 Views
11 Pages

Clinico-Biological Features and Clonal Hematopoiesis in Patients with Severe COVID-19

  • Nicolas Duployez,
  • Jordane Demonchy,
  • Céline Berthon,
  • Julien Goutay and ,
  • Morgan Caplan,
  • Anne-Sophie Moreau,
  • Anne Bignon,
  • Alice Marceau-Renaut,
  • Delphine Garrigue and
  • Bruno Quesnel
  • + 17 authors+ 12 authors

21 July 2020

Advanced age or preexisting comorbidities have been characterized as risk factors for severe coronavirus disease 2019 (COVID-19) cases requiring hospitalization and intensive care. In recent years, clonal hematopoiesis (CH) of indeterminate potential...

(This article belongs to the Collection The Impact of COVID-19 Infection in Cancer)
  • Article
  • Open Access
5 Citations
3,415 Views
22 Pages

20 August 2021

The current study investigated the development of a sustainable thermo-chemical approach to effectively optimize MgO-waste activated GGBS formulations, using four types of magnesium oxide (MgO) waste materials with ground granulated blast-furnace sla...

(This article belongs to the Section Sustainable Engineering and Science)
  • Article
  • Open Access
7 Citations
3,875 Views
22 Pages

Immunoelectron Microscopic Characterization of Vasopressin-Producing Neurons in the Hypothalamo-Pituitary Axis of Non-Human Primates by Use of Formaldehyde-Fixed Tissues Stored at −25 °C for Several Years

  • Akito Otubo,
  • Sho Maejima,
  • Takumi Oti,
  • Keita Satoh and ,
  • Yasumasa Ueda,
  • John F. Morris,
  • Tatsuya Sakamoto and
  • Hirotaka Sakamoto
  • + 3 authors+ 0 author

25 August 2021

Translational research often requires the testing of experimental therapies in primates, but research in non-human primates is now stringently controlled by law around the world. Tissues fixed in formaldehyde without glutaraldehyde have been thought...

(This article belongs to the Special Issue Molecular Mechanisms Underlying Stress Response and Resilience)
  • Article
  • Open Access
20 Citations
4,638 Views
18 Pages

Microstructure and Physical-Mechanical Characteristics of Treated Kaolin-Bentonite Mixture for Application in Compacted Liner Systems

  • Eyo Eyo,
  • Samuel Abbey,
  • Jonathan Oti,
  • Samson Ng’ambi and ,
  • Eshmaiel Ganjian and
  • Eoin Coakley
  • + 1 author+ 0 author

3 February 2021

Treated bentonite-rich soils used as liner materials in landfills may provide an effective solution to the problems of increased void ratios upon swelling at reduced suction as well as desiccation cracking when suction is increased during desaturatio...

(This article belongs to the Special Issue Low Carbon Technologies and Sustainability)
  • Article
  • Open Access
11 Citations
7,606 Views
12 Pages

The spinal ejaculation generator (SEG) is located in the central gray (lamina X) of the rat lumbar spinal cord and plays a pivotal role in the ejaculatory reflex. We recently reported that SEG neurons express the oxytocin receptor and are activated b...

(This article belongs to the Special Issue Effects of Hormones on the Nervous System and Behavior)
  • Article
  • Open Access
3 Citations
4,205 Views
9 Pages

COVID-19 mRNA Based Vaccine Immune-Response Assessment in Nursing Home Residents for Public Health Decision

  • David San Segundo,
  • Alejandra Comins-Boo,
  • Patricia Lamadrid-Perojo,
  • Juan Irure-Ventura and ,
  • José María Castillo-Otí,
  • Reinhard Wallman,
  • Jorge Calvo-Montes,
  • José Manuel Méndez-Legaza,
  • Carmela Baamonde-Calzada and
  • Marcos López Hoyos
  • + 9 authors+ 4 authors

2 December 2021

Nursing home residents (NHR) have been targeted as a vaccination priority due to their higher risk of worse outcome after COVID-19 infection. The mRNA-based vaccine BTN2b2 was first approved in Europe for NHRs. The assessment of the specific vaccine...

(This article belongs to the Topic Global Analysis of SARS-CoV-2 Serology)
  • Article
  • Open Access
24 Citations
5,300 Views
11 Pages

Vitamin D Deficiency Is Significantly Associated with Retinopathy in Type 2 Diabetes Mellitus: A Case-Control Study

  • José M. Castillo-Otí,
  • Ana I. Galván-Manso,
  • María R. Callejas-Herrero,
  • Luís A. Vara-González and ,
  • Fernando Salas-Herrera and
  • Pedro Muñoz-Cacho
  • + 1 author+ 0 author

25 December 2021

Aim: Results from meta-analyses point to an association between vitamin D deficiency and the onset of diabetic retinopathy (DR). The objectives of the present study were to evaluate the association of vitamin D for the development of DR and to determ...

(This article belongs to the Special Issue Gestational Diabetes: Nutritional Aspects of Cause, Consequences, and Treatment)
  • Article
  • Open Access
4 Citations
4,839 Views
15 Pages

Sexual Experience Induces the Expression of Gastrin-Releasing Peptide and Oxytocin Receptors in the Spinal Ejaculation Generator in Rats

  • Takumi Oti,
  • Ryota Ueda,
  • Ryoko Kumagai,
  • Junta Nagafuchi and ,
  • Takashi Ito,
  • Tatsuya Sakamoto,
  • Yasuhiko Kondo and
  • Hirotaka Sakamoto
  • + 3 authors+ 0 author

26 September 2021

Male sexual function in mammals is controlled by the brain neural circuits and the spinal cord centers located in the lamina X of the lumbar spinal cord (L3–L4). Recently, we reported that hypothalamic oxytocin neurons project to the lumbar spinal co...

(This article belongs to the Section Molecular Neurobiology)
  • Article
  • Open Access
13 Citations
6,671 Views
29 Pages

Evaluation of the Structural Performance of Low Carbon Concrete

  • Promise D. Nukah,
  • Samuel J. Abbey,
  • Colin A. Booth and
  • Jonathan Oti

14 December 2022

Evaluation of the effect of embodied carbon reduction using an optimized design section for a ground beam, use of supplementary cementitious materials, and replacement of normal aggregate with light weight aggregate on the mechanical properties of lo...

(This article belongs to the Special Issue Advances in Sustainable Construction and Building Materials)
  • Article
  • Open Access
28 Citations
3,599 Views
14 Pages

22 July 2022

The role of gypsum level on the long-term strength and expansion of soil stabilised with different lime contents is not well understood. This research, therefore, studied the effect of varying gypsum concentrations of 0, 3, 6, and 9 wt% (equivalent t...

(This article belongs to the Special Issue Functional Cement-Based Composites for Civil Engineering)
  • Article
  • Open Access
8 Citations
4,659 Views
23 Pages

3 October 2022

Clays encountered during road construction are mostly weak and result in major pavement failures due to their low California bearing ratio (CBR) and high swelling potential. In this study, sustainable and eco-friendly waste materials including brick...

(This article belongs to the Special Issue Advances in Sustainable Construction and Building Materials)
  • Article
  • Open Access
19 Citations
6,900 Views
25 Pages

Citizen Science Approach for Assessing the Biodiversity and Ecosystem Service Potential of Urban Green Spaces in Ghana

  • Frederick Gyasi Damptey,
  • Nana Yeboaa Opuni-Frimpong,
  • Abdul Wahid Arimiyaw,
  • Felicity Bentsi-Enchill and ,
  • Edward Debrah Wiafe,
  • Betty Boante Abeyie,
  • Martin Kofi Mensah,
  • Daniel Kwame Debrah,
  • Augustine Oti Yeboah and
  • Emmanuel Opuni-Frimpong
  • + 5 authors+ 0 author

12 October 2022

Urban green spaces are linked to good human health and well-being, sustainable cities and communities, climate action, life on land and under water, as well as offering a platform for quality nature-based education. Their efficient management will no...

(This article belongs to the Special Issue Ecosystem Services in Urban Contexts: Balancing City Environment)
  • Review
  • Open Access
13 Citations
9,213 Views
13 Pages

Bridging the Gap in Malaria Parasite Resistance, Current Interventions, and the Way Forward from in Silico Perspective: A Review

  • Ransford Oduro Kumi,
  • Belinda Oti,
  • Nader E. Abo-Dya,
  • Mohamed Issa Alahmdi and
  • Mahmoud E. S. Soliman

16 November 2022

The past decade has seen most antimalarial drugs lose their clinical potency stemming from parasite resistance. Despite immense efforts by researchers to mitigate this global scourge, a breakthrough is yet to be achieved, as most current malaria chem...

(This article belongs to the Topic Bioinformatics in Drug Design and Discovery)
  • Article
  • Open Access
19 Citations
7,461 Views
27 Pages

9 April 2022

Road pavement thickness and their depth of construction take a chunk of the overall cost of road construction. This has called for a need for reduced road pavement thickness by improving the engineering properties of subgrade such as the California b...

(This article belongs to the Special Issue Functional Cement-Based Composites for Civil Engineering)
  • Article
  • Open Access
16 Citations
3,383 Views
17 Pages

Suppression of Sulfate-Induced Expansion with Lime–Silica Fume Blends

  • Mansour Ebailila,
  • John Kinuthia and
  • Jonathan Oti

12 April 2022

Sulfate-induced expansion resulting from the formation of ettringite in sulfate-bearing soil stabilised with calcium-based stabilisers is a problematic issue with technical and economic implications. Thus, this research examines the viability of the...

(This article belongs to the Special Issue Functional Cement-Based Composites for Civil Engineering)
  • Article
  • Open Access
56 Citations
7,398 Views
15 Pages

17 March 2023

Commercial sodium hydroxide (NaOH) and sodium silicate (SS) have remained two of the leading alkaline activators widely used in producing geopolymer concrete, despite some identified negatives regarding their availability and additional CO2 emissions...

(This article belongs to the Special Issue Functional Cement-Based Composites for Civil Engineering)
  • Article
  • Open Access
2 Citations
3,342 Views
12 Pages

9 March 2023

The main thrust of this research was to establish any benefits of mellowing, and the optimal moisture content (OMC) for compacting mellowed sulphate-bearing clay soil undergoing the stabilization process. Two three-day mellowing regimes were carried...

(This article belongs to the Special Issue Functional Cement-Based Composites for Civil Engineering)
  • Article
  • Open Access
40 Citations
7,336 Views
25 Pages

Appropriate Use of Lime in the Study of the Physicochemical Behaviour of Stabilised Lateritic Soil under Continuous Water Ingress

  • Chukwueloka Okeke,
  • Samuel Abbey,
  • Jonathan Oti,
  • Eyo Eyo and ,
  • Abiola Johnson,
  • Samson Ngambi,
  • Tamunoene Abam and
  • Mgboawaji Ujile
  • + 3 authors+ 0 author

29 December 2020

Lime stabilisation is one of the traditional methods of improving the engineering properties of lateritic soils for use as subgrade and foundation materials for the construction of road pavements and highway embankments. Understanding the mechanical...

(This article belongs to the Section Sustainable Engineering and Science)
  • Article
  • Open Access
19 Citations
4,528 Views
14 Pages

Strength and Swell Performance of High-Sulphate Kaolinite Clay Soil

  • Blessing Adeleke,
  • John Kinuthia and
  • Jonathan Oti

5 December 2020

Expansion of soils has been found to produce significant negative economic and environmental impact on various civil engineering infrastructure. This impact is more deleterious in soils containing sulphates, when treated with calcium-based stabilizer...

(This article belongs to the Special Issue Low Carbon Technologies and Sustainability)
  • Feature Paper
  • Article
  • Open Access
3 Citations
2,867 Views
14 Pages

The Strength Characterisation of Concrete Made with Alumina Waste Filler

  • Jonathan Oti,
  • John Kinuthia and
  • Blessing Adeleke

8 December 2020

This study covers an in-depth investigation into the properties and practicality of the utilization of up to 40% Alumina Waste Filler (AWF) as a partial Portland Cement (PC) replacement material. AWF is a by-product from the recycling of aluminium, p...

(This article belongs to the Special Issue Low Carbon Technologies and Sustainability)
  • Article
  • Open Access
38 Citations
5,514 Views
18 Pages

Mechanical Properties and Microstructure of Fibre-Reinforced Clay Blended with By-Product Cementitious Materials

  • Samuel J. Abbey,
  • Eyo U. Eyo,
  • Jonathan Oti,
  • Samuel Y. Amakye and
  • Samson Ngambi

Clayey soils endure adverse changes in strength and volume due to seasonal changes in moisture content and temperature. It has been well recognised that high cement content has been successfully employed in improving the mechanical properties of clay...

  • Review
  • Open Access
38 Citations
11,833 Views
26 Pages

Promising Approach in the Treatment of Glaucoma Using Nanotechnology and Nanomedicine-Based Systems

  • Fidiniaina Rina Juliana,
  • Samuel Kesse,
  • Kofi Oti Boakye-Yiadom,
  • Hanitrarimalala Veroniaina and ,
  • Huihui Wang and
  • Meihao Sun
  • + 1 author+ 0 author

22 October 2019

Glaucoma is considered a leading cause of blindness with the human eye being one of the body’s most delicate organs. Ocular diseases encompass diverse diseases affecting the anterior and posterior ocular sections, respectively. The human eye&rs...

(This article belongs to the Special Issue Nanocarriers for Diagnostics, Imaging, and Drug Delivery: Critical Perspectives on Materials, Technologies, in Vivo Fate)
  • Article
  • Open Access
21 Citations
2,492 Views
13 Pages

Utilization of a PFA-GGBS-Based Precursor in Geopolymer Concrete Production as a Sustainable Substitute for Conventional Concrete

  • Jonathan Oti,
  • Blessing O. Adeleke,
  • Lito R. Casabuena,
  • John M. Kinuthia and
  • Samuel Sule

16 March 2025

Awareness of environmental sustainability is driving the shift from conventional Portland cement, a major contributor to carbon dioxide emissions, to more sustainable alternatives. This study focuses on developing a geopolymer concrete by optimizing...

(This article belongs to the Special Issue Advances in the Design and Properties of New Ecoconcrete Formulations (2nd Edition))
  • Editorial
  • Open Access
1 Citations
991 Views
7 Pages

14 December 2025

The global demand for cement-based materials continues to rise, particularly in emerging economies where infrastructure and housing development are accelerating [...]

(This article belongs to the Special Issue Functional Cement-Based Composites for Civil Engineering (Volume II))
  • Article
  • Open Access
4 Citations
1,333 Views
14 Pages

6 November 2025

Sulfate soil stabilisation, while offering technical benefits for infrastructure, is a challenging process, complicated by the nucleation of ettringite, an expansive mineral that can cause soil deterioration. This study was undertaken to elucidate th...

  • Article
  • Open Access
2 Citations
1,340 Views
13 Pages

Optimisation of Magnesium Oxide and Silica Fume Blend for Sulphate Soil Stabilisation

  • Jonathan Oti,
  • Mansour Ebailila,
  • Khaled Ehwailat and
  • John Kinuthia

6 November 2025

The utilisation of magnesium oxide-based binders (M) as an alternative to hydrated calcium silicate materials is a promising avenue for binding methodologies. However, the efficacy of using silica fume (S) as a co-binder with magnesium oxide in sulph...

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