Search Results - "Songa, Everlyne A."

Recent approaches to improving selectivity and sensitivity of enzyme-based biosensors for organophosphorus pesticides: A review by Songa, Everlyne A., Okonkwo, Jonathan O.

“…Pesticide determination has attracted great attention due to the fact that they exhibit high acute toxicity and can cause long-term damage to the environment…”
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Electrochemical Immunosensor Based on Polythionine/Gold Nanoparticles for the Determination of Aflatoxin B1 by Owino, Joseph H.O., Arotiba, Omotayo A., Hendricks, Nicolette, Songa, Everlyne A., Jahed, Nazeem, Waryo, Tesfaye T., Ngece, Rachel F., Baker, Priscilla G .L., Iwuoha, Emmanuel I.

“…An aflatoxin B1 (AFB1) electrochemical immunosensor was developed by the immobilisation of aflatoxin B1-bovine serum albumin (AFB1-BSA) conjugate on a…”
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Electrochemical detection of glyphosate herbicide using horseradish peroxidase immobilized on sulfonated polymer matrix by Songa, Everlyne A., Arotiba, Omotayo A., Owino, Joseph H.O., Jahed, Nazeem, Baker, Priscilla G.L., Iwuoha, Emmanuel I.

“…This paper describes the use of horseradish peroxidase (HRP) based biosensor for novel detection of glyphosate herbicide. The biosensor was prepared by…”
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Electrochemical Nanobiosensor for Glyphosate Herbicide and Its Metabolite by Songa, Everlyne A., Waryo, Tesfaye, Jahed, Nazeem, Baker, Priscilla G. L., Kgarebe, Boitumelo V., Iwuoha, Emmanuel I.

“…The use of amperometric biosensor for the detection of glyphosate herbicide and its metabolite aminomethylphosphonic acid (AMPA) is presented. The biosensor…”
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Recent advances in sorbents applications and techniques used for solid-phase extraction of atrazine and its metabolites deisopropylatrazine and deethylatrazine: a review by Mavumengwana-Khanyile, Bongeka, Katima, Zainab, Songa, Everlyne A., Okonkwo, Jonathan O.

“…SPE is the most widely used technique for extraction, clean-up, and pre-concentration of various samples since sample preparation is a crucial step in the…”
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Determination of Selected Heavy Metals Using Amperometric Horseradish Peroxidase (HRP) Inhibition Biosensor by Nomngongo, Philiswa N., Ngila, J. Catherine, Nyamori, Vincent O., Songa, Everlyne A., Iwuoha, Emmanuel I.

“…Fabrication of an amperometric biosensor for determination of heavy metals in tap water based on the inhibition of horseradish peroxidase activity is reported…”
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Amperometric nanobiosensor for quantitative determination of glyphosate and glufosinate residues in corn samples by Songa, Everlyne A., Somerset, Vernon S., Waryo, Tesfaye, Baker, Priscilla G. L., Iwuoha, Emmanuel I.

“…This study presents a simple, sensitive, rapid, and low-cost amperometric method for direct and quantitative determination of glyphosate and glufosinate…”
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Electroanalytical Determination of Catechin Flavonoid in Ethyl Acetate Extracts of Medicinal Plants by Maoela, Manki S, Arotiba, Omotayo A., Baker, Priscilla G.L., Mabusela, Wilfred T, Jahed, Nazeem, Songa, Everlyne A., Iwuoha, Emmanuel I.

“…South African Carpobrotus species have been found to contain hydrolyzable tannins, various flavonoids e.g. rutin and hyperoside, phytosterols and aromatic…”
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Electrochemical Immunosensor Based on Polythionine/Gold Nanoparticles for the Determination of Aflatoxin B by Owino, Joseph H O, Arotiba, Omotayo A, Hendricks, Nicolette, Songa, Everlyne A, Jahed, Nazeem, Waryo, Tesfaye T, Ngece, Rachel F, Baker, Priscilla G L, Iwuoha, Emmanuel I

“…An aflatoxin B₁ (AFB₁) electrochemical immunosensor was developed by the immobilisation of aflatoxin B₁-bovine serum albumin (AFB₁-BSA) conjugate on a…”
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