Agbaje Lateef

Ladoke Akintola University of Technology · Department of Pure and Applied Biology

Biosynthesis of silver nanoparticles (AgNPs) using nest extract of paper wasp (Polistes sp) was investigated in this work. The AgNPs were characterized by UV– Vis spectroscopy, Fourier transform infrared spectroscopy (FTIR), and transmission electron microscopy (TEM), and evaluated for antibacterial, antifungal, dye degradation, blood anticoagulati...

The green synthesis of nanoparticles is receiving great attentions in recent times owing to its advantages such as cost effectiveness, simplicity, eco-friendliness, biocompatibility, and wide applications over the conventional chemical and physical methods. Various kinds of biomolecules from microorganisms and plants have been successfully utilized...

This work reports the biogenic synthesis of silver nanoparticles (AgNPs) using pod extract of Cola nitida, evaluation of antibacterial activities, antioxidant activities and application as antimicrobial additive in paint. The AgNPs were characterized through UV-Vis spectroscopy, Fourier-Transform infrared spectroscopy (FTIR), and Transmission elect...

The present investigation reports utility of cocoa pod husk extract (CPHE), an agro-waste in the biosynthesis of silver nanoparticles (AgNPs) under ambient condition. The synthesized CPHE-AgNPs were characterized by UV– visible spectroscopy, Fourier-transform infrared spectroscopy, Energy dispersive X-ray (EDX) spectroscopy and transmission electro...

The Cowpea (Vigna unguiculata L. Walp), is arguably commonly cultivated legume crop within sub-Saharan African region. However, regardless of the continuous increase in cultivated area for cowpea, production is significantly low. One of the most apparent biotic hindrances to cowpea yield is Meloidogyne incognita’s infection. Application of syntheti...

Shea butter is a natural fat that is extracted from the kernels of the shea butter tree, and it is widely used in food preparation, cosmetics, and therapeutic practices. Shea trees are prevalent across Africa, and the traditional extraction methods produce significant wastes. However, there is dearth of information on the phytochemical profiling of...

Nanotechnology has revolutionized many facets of human lives, the economy, health, and the environment with their multifaceted and multifarious benefits. One of the most notable contributions to the well-being of the population is the agricultural sector. However, negative impacts from uncontrolled agrochemical applications adversely affect a susta...

Microbiome Nano-Cross-Talk: Sustainable Agriculture and Beyond presents a comprehensive overview of the functional aspects of multiphasic microbial and nanotechnological interactions within and between plants and their ecosystem. Recognizing that beneficial microbes are involved in plant growth promotion, this book highlights their mechanism and re...

This chapter provides an overview of the fundamental principles of microbiology and nanotechnology in the context of plant sciences. Microorganisms, such as bacteria, fungi, and viruses, play roles in plant growth, development, and maintaining ecological balance. They form relationships with plant roots that can be either beneficial or harmful infl...

The Nanotechnology Research Group at Ladoke Akintola University of Technology, Ogbomoso, Nigeria is pleased to announce its 8th Annual International Conference on Nanotechnology. An extended abstract of maximum of 500 words only detailing overview/aim of work, methodology, results, conclusion and references (maximum of 5) should be submitted along...

Nanoparticles are commonly used in human medicine but their applications in agriculture, animal nutrition and veterinary medicine are quite new. To meet the increasing demands on the livestock industry, synthetic antibiotics are the major substances that are used as growth promoters. However, the use of antibiotics as feed additives is risky due to...

The need for alternative treatment of infections caused by vancomycin-resistant Enterococci (VRE) is of global concern. This study used Azanza garckeana (AG) seeds to synthesize silver nanoparticles (AgNPs) with anti-VRE activity. The nanoparticles were characterized using UV-Vis, FTIR, SEM, and EDXRF. Antimicrobial activities, MIC, and MBC were...

LAUTECH-PANAFSTRAG KOLA 2024 LAUTECH NANOTECHNOLOGY RESEARCH GROUP (NANO+) IN COLLABORATION WITH PAN-AFRICANA STRATEGIC AND POLICY RESEARCH GROUP, LAGOS (PANAFSTRAG) PRESENTS INTERNATIONAL CONFERENCE ON KOLA PLANTS (HYBRID) Date: MAY 06-09, 2024 Venue: The Great Hall, Ladoke Akintola University of Technology, Ogbomoso, Nigeria and Zoom Webinar...

Agricultural production currently depends largely on the use of synthetic fertilizers to boost the production of staple and healthy foods. However, their excessive and inappropriate use had been found expensive and detrimental to the ecosystem. Thus, development of alternative bio-based fertilizers in the form of nanomaterials to improve the yield...

In this study, an aqueous extract of Cassia fistula leaves (CFLE) was employed for the biosynthesis of gold nanoparticles (CFL-AuNPs). The CFL-AuNPs were characterized and evaluated for antifungal, anti-obesity, anti-diabetic, and anti-ulcer activities in vitro . The characteristic change in color from colorless to wine red and the UV-visible absor...

The search for effective production of xylanase which is an important industrial enzyme led to the present study that explored xylanase production by Aspergillus sydowii SF through Taguchi optimization that incorporated nanoconjugates in submerged fermentation. Calcium and zinc oxide nanoconjugates biosynthesized by xylanase were characterized via...

Kola nut tree (Cola nitida) is cash and perennial crop that is cultivated for the production of its seed called kola nut which is widely consumed as stimulant and used in traditional ceremonies in West Africa. Its cultivation has spread from Africa to Asia, South America and the Caribbean. Processing of the fruits to obtain the seeds leads to gener...

The environment is fundamental to human existence, and protecting it from dangerous contaminants should be a top priority for all stakeholders. Reducing garbage output has helped, but as the world's population grows, more waste will be generated. Tons of waste inadvertently and advertently received by environmental matrixes adversely affect the sus...

An abstract of maximum of 250 words only detailing overview/aim of work, methodology, results and conclusion should be submitted along with the evidence of payment (transfer details) of abstract processing fee of two thousand Naira (N2,000) only on the conference site (https://www.lautechnanotech.com/files/ conference.php). Only the abstracts accom...

This study was aimed at using hot water extracts of pod (KP), seed (KS), leaf (KL) and seed shell (KSS) of Cola nitida (kola nut) for the synthesis of nano-sized magnesium oxide and evaluation for biomedical applications. The nano-sized MgO were biosynthesized for the first time using kola nut extracts and characterized by UV-visible spectroscopy,...

The present study reports the application of feather hydrolysates (FHs) obtained from the hydrolysis of chicken feathers by Bacillus safensis LAU 13 (KJ461434) and Aquamicrobium defluvii FH 20 (OM281847.1) as organic nitrogen fertilizer for the cultivation of Corchorus olitorius, Celosia argentea and Amaranthus caudatus. Foliar treatment of the veg...

Waste biorefinery concept is gaining attention in converting wastes to industrial products. This is of paramount importance within sustainability paradigm of utilization of resources and contribution to emerging circular bioeconomy and responsible consumption. Among the vast resources that can be up-graded through value-addition are agrowastes that...

Agro-wastes have been found useful for the production of different important metabolites through fermentation process. Notable metabolite of industrial importance is citric acid, which has wide applications in many areas of human activities. The huge amount of waste generation from agricultural and industrial activities causes pollution and discomf...

Purpose This study assessed novel keratinolytic bacteria for feather valorization to yield feather hydrolysates (FHs) to cultivate vegetables. Methods Bacterial degradation of feather was determined through production of keratinase. Corchorus olitorius (Jute mallow), Celosia argentea (Cockscomb), and Amaranthus caudatus (Pendant amaranth) were gro...

This is to invite you to the 6th International Conference on Nanotechnology of LAUTECH Nanotechnology Research Group, Ladoke Akintola University of Technology, Ogbomoso, Nigeria in Collaboration with the National Space Research and Development Agency (NASRDA), Abuja, Nigeria. The hybrid conference with the theme "Nanotechnology for Socio-economic...

Together with higher cotton production, nanotextile products can boost Nigeria’s textile industry and the economy. READ FULL ARTICLE: https://theconversation.com/how-nanotechnology-can-revive-nigerias-textile-industry-182686

The textile industry can benefit from nanotechnology as new properties are conferred on functionalized nanotextiles beyond what a fabric can traditionally offer. These properties include extermination of microorganisms by nanotextiles to curtail their growth and dissemination in the environment and in healthcare facilities. The emergence and thrivi...

Objective The applications of silver nanoparticles in household and biomedical products have become widespread, with scanty information on effects of biogenic nanoparticles on the living system. This work investigated the effects of cocoa pod husk extract-mediated silver nanoparticles (CPHE-AgNPs) on tissues of albino rats. Methods Twelve female a...

Nanotechnology is widely gaining worldwide application in biology and medicine because of its proven efficacy. Annona muricata contains bioactive phytochemicals with an inherent ability to bio-fabricate metal ions nanoparticles (NPs). Annona muricata aqueous leaf extract and its green bio-fabricated silver nanoparticles were evaluated on red blood...

As a major contributor of knowledge, Nigeria could make giant strides in nanotechnology – which in turn could help various industries blossom. READ FULL ARTICLE: https://theconversation.com/nanotechnology-has-much-to-offer-nigeria-but-research-needs-support-180918

This study implemented strategies to improve citric acid yield by Aspergillus niger through strain improvement and process optimization using under-utilized cashew apple juice. A. niger LCFS 5 (MZ448204) earlier isolated from a cashew plantation and produced citric acid on Czapek-Dox agar supplemented with bromocresol green (CZA-BG) was improved t...

Reasons for the slow pace of nanotechnology research in Nigeria, Africa's most populous country, are explored, given Nigeria's huge human and natural endowments, and solutions are proffered to address the seemingly lagging outlook of the country in nanotechnology. This Commentary is relevant to all critical stakeholders at national, regional and in...

In this work, we report for the first time, the biogenic production of silver-titanium oxide alloy nanoparticles (Ag/TiO2 NPs) via wastewater from fermented beans of locust beans plant (Parkia biglobosa) with potent antimicrobial activities using as-prepared nanoparticles and fabric functionalized with the nanoparticles. The deep brown colloidal so...

Phytosynthesis of Ti-AgNPs using aqueous leaf, pod, seed and seed shell extracts of Cola nitida was the spotlight of this research. Ti-AgNPs were characterized by UV–Vis spectroscopy, Fourier transform infrared spectroscopy, transmission electron microscopy, energy dispersive X-ray spectroscopy and X-ray diffraction, and investigated for antimicrob...

Heavy metals are natural constituents of the environment, but improper application for human activities has altered their geochemical compositions and biochemical balance. There is a need to remediate heavy metals released into natural resources through anthropogenic activities. This study centres on remediation (by biosorption) of Mn 2+ , Co 3+ ,...

Water pollution and freshwater contamination are one of the global problems that directly affect the lives of organisms that one way or the other rely on water for their livelihood. To alleviate these challenges, various treatment methods such as membrane filtration, ion exchange, coagulation as well as adsorption have been adopted to reduce wastew...

Corrosion control of metals in aggressive environments has attracted a lot of attention due to its associated economic losses. However, most corrosion control techniques have not satisfactorily minimized these losses. This study examined the inhibition effects of silver nanoparticles (AgNPs) incorporated in gloss paint on corrosion of carbon steel...

This study reports the influence of silver nanoparticles (AgNPs) on some selected physical and mechanical properties of emulsion paint. AgNPs solution of different concentrations (0, 0.15, 0.175, 0.20 and 0.35 wt% AgNPs) were prepared via green synthesis involving reduction of silver nitrate using extract of cobwebs. Each paint sample contained 0.3...

Parkia biglobosa wastewater (PBWW), a waste in the local production of a condiment 'iru' was used to synthesize AgNPs, acting as bio-reductant and stabilizer to fabricate AgNPs. The particles were characterized by UV-visible spectroscopy, Fourier transform infrared spectroscopy (FTIR) along with electron microscopic investigations. The effectivenes...

Creation of novel products and processes from corncob to achieve goals 3, 6, 7, 9 and 13 of the SDG. Abstract Huge amount of renewable biomass in excess of 140 billion metric tons is generated annually due to agro-industrial activities. The agrowastes are often disposed indiscriminately or burnt off, thereby constituting environmental menace and c...

Background: This work investigates the production of citric acid from cashew apple juice, an abundant waste in the processing of cashew, using a local strain of Aspergillus niger and the application of the citric acid as a coagulant for the production of soy cheese. Fungal isolates were obtained from a cashew plantation in Ogbomoso, Nigeria, using...

In this study, we present findings on the engagement of Nigerian scholars in nanotechnology research between 2010 and 2020 using primary data that were obtained from Scopus. The data were processed to unravel the productivity of the top scholars in relation to the top counterparts in Egypt and South Africa, Africa and the world in the field of nano...

This article chronicles the author's research activities in about twenty-two years, and a worthy enterprise of the intertwining patterns of microbiology, biotechnology and nanotechnology to document advances in this area. It details the pioneering roles at initiating researches in biotechnology to produce fructooligosac-charides, and microbial valo...

Background The application of nanofertilisers in agriculture has been widely utilised due to their distinct characteristics and negative impacts of conventional chemical fertilisers. This study thus examined the influence of calcium nanoparticles (CaNPs) on soil composition vis-à-vis performance parameters in Moringa oleifera L exposed to water, 10...

This edited book serves as a vital resource on the contributions of microorganisms to advances in nanotechnology, establishing their applications in diverse areas of biomedicine, environment, biocatalysis, food and nutrition, and renewable energy. It documents the impacts of microorganisms in nanotechnology leading to further developments in microb...

This study reports on the biosynthesis of Silver nanoparticles (AgNPs) using aqueous extract of neem root. The synthesis was carried out by mixing 1mM silver nitrate with the aqueous extract of neem root (10:1) under ambient conditions. Characterization was done by UV- vis spectroscopy, Fourier Transform Infrared (FTIR) spectroscopy, and Scanning E...

New trends in knowledge acquisition and advances in several disciplines have led to the fusion of hitherto separate lines of specialties. In life sciences, the coming together of diverse disciplines including engineering, law, computer science, ethics and social values in unison with life sciences gave birth to biotechnology in the 20th century. Mo...

The need for nanomaterials with high functionality which are biocompatible has necessitated the exploration of various biomaterials for the production of nanomaterials. Extracts of plant materials and cell-free extract of microorganisms have been widely explored, and in recent times, natural enzymes are attracting concerted attention. The expenses...

Nanobiotechnology is an emerging science concerned with the integration of biological principles with nanotechnology to improve the strategies for nanoparticles synthesis and applications. Various biological routes have been adopted for the synthesis of nanoparticles such as the use of plant extracts, bacteria, fungi, algae and metabolites of arthr...

Nanotechnology, as an emerging field of the century that seeks to create, manipulate and apply materials at nanoscale level has impacted several fields including the life sciences. The involvement of biological materials in the field of nanotechnology is also expanding, leading to the emergency of the sub-discipline of nanobiotechnology that harnes...

Ladoke Akintola University of Technology (LAUTECH) Nanotechnology Research Group (NANO+) organized her 4th workshop/conference on nanotechnology in 2020 via Zoom due to the restriction imposed by COVID-19 pandemic. The conference with the theme ‘Human Existence and Resource Utilization: Extending the Frontiers through Nanotechnology’ was held betwe...

Editorial. Nano Plus: Science and Technology of Nanomaterials is the official journal of the LAUTECH Nanotechnology Research Group (NANO +) at the Ladoke Akintola University of Technology, Ogbomoso, Nigeria, the best state University in Nigeria. The research group (https://www.lautechnanotech.com) which is multidisciplinary came into being in 2014...

Green synthesis of metal nanoparticles is reputed to have a robust range of biomedical applications. Silver nanoparticles (AgNPs) bio-fabricated using aqueous leaf extract of Annona muricata were characterized and evaluated for in-vitro antioxidant, lipid peroxidation inhibition, anti-diabetic and antimicrobial activities as well as cytotoxicity in...

Being a text of lecture delivered at PSGR Krishnammal College for Women, Bharathiar University, Coimbatore, Tamil Nadu, India via webinar on Tuesday, 13 October, 2020 organized by the Department of Zoology under DBT STAR Scheme.

Being an International WEBINAR presented on "Applications of Nanoparticles: Perspectives from Nanobiotechnology" organized by the Post Graduate Department of Chemistry, and IQAC, TATA College, Chaibasa, INDIA on 27th August 2020.

This study investigated stimulatory potentials of zero-charged calcium nanoparticles (CaNPs) on nutritional contents and free radical scavenging abilities of Moringa oleifera. M. oleifera seeds were planted on soil wetted with water (control: group A), 100 mgL −1 Ca(NO 3) 2 , 100, 75 and 50 mgL −1 CaNPs as groups B, C, D and E respectively. Element...

First study of phytosynthesis of TiO2 NPs using the leaf (KL), pod (KP), seed (KS) and seed shell (KSS) extracts of kola nut tree (Cola nitida) is herein reported. The TiO2 NPs were characterized and evaluated for their antimicrobial, dye degradation, antioxidant and anticoagulant activities. The nearly spherical-shaped particles had λmax of 272.5–...

At the moment, the World is ravaged by COVID-19 pandemic that has disrupted human activities globally. The disruption has necessitated the development of strategies to ensure the continuous existence of mankind. In view of this, the LAUTECH NANO 2020 tagged 'Human Existence and Resource Utilization: Extending the Frontiers Through Nanotechnology'...

Carica papaya seed extract (CPE) was used in the synthesis of silver nanoparticles (AgNPs) in this study. For the characterization of biosynthesized particles, UV-vis spectroscopy, FTIR, FESEM and EDX were used. Antimicrobial and larvicidal efficacies of the synthesized AgNPs were assessed in the fight against certain pathogens and the Aedes aegypt...

Aqueous leaf extract of Hyptis suaveolens was investigated to synthesize silver nanoparticles (Hs-AgNPs). Biomolecules such as phenolics, proteins, carbohydrates and esters facilitated bioformation of Hs-AgNPs with ƛmax at 420 nm. The nearly spherical Hs-AgNPs were polydispersed and sized 29.19-52.27 nm with yield of 85.8 %. Hs-AgNPs showed potent...

Among several forms of metallic nanoparticles used in biomedical applications, AgNPs are the most fascinating and widely used. Therefore, this study was carried out to evaluate the anti-inflammatory activity of Ehretia cymosa-AgNPs cream. Different extracts of the plant (methanol, ME; n-hexane, NE; ethylacetate, EE) were used to synthesize AgNPs, w...

Nanotechnology as an emerging discipline of the 21 st century has immense benefits for mankind due to the exceptional attributes of nanomaterials which can be used to render novel products and services. Amongst several fields of human endeavours, the built environment, largely composed of the disciplines of construction engineering, architecture, f...

Effective management of haemostatic disorders in patients is pertinent in order to prevent complications attributable to incidences of thrombosis in atherosclerotic arteries to the heart, brain, limbs, stagnant blood in veins and heart chambers. The use of existing chemical agents are not without a number of challenges, varying from potential for u...

Research work on corrosion behaviour of metals and their alloys continues to attract considerable attention because of the huge cost required to prevent corrosion and replace failed or contaminated components due to corrosion reactions. Different inhibitors have been used to minimize corrosion rate, but addition of nanoparticles has been reported t...

Animal waste materials are rarely used in the synthesis of nanoparticles compared to microorganisms and plant materials. The use of animal fur (goat) in synthesis could assist in turning waste to wealth. Thus, potentials of animal fur in the synthesis of silver nanoparticles (AF-AgNPs), its biological activities and safety through cytogenotoxicity...