Abdourahmane Khonté

Validated Micelle-enhanced Spectrofluorimetric Determination of Serotonin in Human Urine

Abdourahmane Khonté, Khémesse Kital, Jean Pierre Bakhoum, Latyr Dione, Oladele Oyelakin, Diène Diégane Thiaré, Lamine Cisse, Atanasse Coly, François Delattre & Alphonse Tine · Chemical Science International Journal · 2026

A micelle-enhanced spectrofluorimetric method was developed and validated for the determination of serotonin (5-hydroxytryptamine, 5-HT) in aqueous solutions and human urine. Fluorescence responses of 5-HT were evaluated in various surfactant systems, with Brij 700 and sodium dod...

Open access Research Article 10.9734/CSJI/2026/v35i21022

Analysis of Agmatine by UV-Visible Absorption Spectrophotometry and Detailed Interference Study on Biogenic Amines and Salts: Grape Application

Khémesse Kital, Moussa Mbaye, Adama Dione, Latyr Dione, Diéry Diouf, Diéne D. Thiaré, Lamine Cisse, Abdourahmane Khonté, Mame D. Gaye-Seye, Atanasse Coly, François Delattre & Alphonse Tine · Chemical Science International Journal · 2021

The aim of this work is to develop a new method for the analysis of agmatine from UV-Visible absorption spectra. The optimization of the analytical parameters shows that the stoichiometry of the orthophthalaldehyde-agmatine complex is 1:1, the optimal pH is equal to 11 and the st...

Open access Research Article 10.9734/CSJI/2021/v30i930251