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Djoulde Darman Roger

Publications (4)

“Lakh vzla” A Popular Fermented Beef Bone Base Flavour Enhancer from Mafa People in Northern Cameroon

Djoulde Darman Roger, Bayoi James, Bakari Daoudou, Essia Ngang Jean Justin & Etoa François Xavier · Journal of Advances in Biology & Biotechnology · 2015

“Lakh vzla” is one of the most interesting food flavour enhancer used for notabilities amongst Mafa people from Northern Cameroon. With the aims at valorizing this African food enhancer, we studied artisanal processing production and investigated the principal microbiological act...

Open access Research Article 10.9734/JABB/2015/16158

Processing and Quality of “red kapsiki” an Opaque Beer from “Mandara” Mountain in Cameroon

Bayoi James, Djoulde Darman Roger, Aboubakar Dandjouma, Essia- Ngang Jean Justin & François- Xavier Etoa · Biotechnology Journal International · 2015

Aims: Mandara is a chain of Mountains located in northern Cameroun with the border of the republic of Nigeria. This area is populated by “kapsiki” an indigenous populations living. This non moslem population is brewing an opaque beer, which has both a symbolic and nutritional. Th...

Open access Research Article 10.9734/BBJ/2015/18919

Phytochemical Screening and Antimicrobial Activity of Ziziphus mauritiana Lam. And Ziziphus mucronate Lam. Extracts

Salamatou Mohamadou, Bayoi James, Djoulde Darman Roger, Nodem Sohanang Francky Steve & Tatsadjieu Ngoune Leopold · Journal of Advances in Medical and Pharmaceutical Sciences · 2021

The objective of this study was to determine the phytochemical profile and antimicrobial activity of leaf and bark extracts of Ziziphus mauritiana and Ziziphus mucronata. For this purpose, an extraction by maceration using ethanol was carried out and the extracts were subjected t...

Open access Research Article 10.9734/jamps/2021/v23i830252

Inhibitory Effect of Methanolic and Methanolic-Aqueous Mixture Extract of Leaves of Plectranthus neochilus Schltr (Lamiaceae) and Bauhinia rufescens Lam (Fabaceae) on Two Strains of Enterobacteria Producing Beta-lactamases

Mamoudou Hamadou, Bakari Daoudou, Baane Martin- Paul, Salamatou Mohamadou & Djoulde Darman Roger · Journal of Advances in Microbiology · 2020

The objective of the study was to evaluate in vitro inhibitory effect of methanolic and methanolic-aqueous mixture extracts of Plectranthus neochilus Schltr (P. neochilus) and Bauhinia rufescens Lam (B. rufescens) on the growth of Escherichia coli 25922 and Proteus mirabilis. A p...

Open access Research Article 10.9734/jamb/2020/v20i730259