Département de biologie: Recent submissions

Voici les éléments 361-380 de 1119

Caractérisation du potentiel PGP des Pseudomonas rhizosphèriques

Beddani, Sara (2022)

Plant growth promoting and controlling bacteria, known as PGPRs, have increasingly gained scientific, biotechnological and agricultural importance. In this work. I aim to isolate, identify and characterize a few isolates ...
Isolement et identification des bactéries marines ayant un potentiel de biodépollution des déchets

HAIDRA, FATIMA ZOHRA; BERRAHMA, SOUAD (2022-06-29)

Petroleum hydrocarbons are very harmful organic pollutants and pose a major risk to the environment and therefore to human and animal health. The biological depollution of these sites requires microorganisms that are ...
Étude de l’activité antioxydante de l'extrait méthanoïque de Taraxacum officinale

ALLOUCH, Hasnia; ADDA, Fatima (2021)

The pissenllit Taraxacum officinale has been known since antiquity, it is a precise source of nutriment minerals and vitamins. It is beneficial for several diseases. It is considered as a depleting plant, also seen as an ...
Activité antibactérienne des feuilles d’extrait de la Moringa oleifera

Bouhalima, asma; Beressa, zohra (2021)

Our work aims to know the evaluation of the antibacterial effects of extract of Moringa oleifera leaves vis-à-vis six pathogenic strains tested: Staphylococcus aureus ATCC 33862, Klebsiella pneumoniae ATTC 13883, Escherichia ...
Etude de l’activité anti-oxydante des bactéries lactiques

Hamida, Nour El houda; Lahouali, Mama (2021)

This work aim to evaluate the antioxidant potential of eight strains of lactic acid bacteria, including six newly identified strains of lactobacilli and two control strains BB12 and the LBE strain (Lactobacillus rhamnosus). ...
Exploration de l'effet antimicrobien des souches lactiques

Belabdoune, lachen; Rouabhi, abdelouahab (2021)

The antibacterial activity of six strains of lactic acid bacteria (LB1; LB2; LB3; LB4; LB5 and BB12) is tested against pathogenic strains. To determine the inhibitory effect of lactic acid strains, direct methods such as ...
EFFET CURATIF DU LYCOPÈNE DE PASTÈQUE SUR LA PROSTATITE CHEZ LE RAT WISTAR

Belhabiri, ilyes; Elomari, Merouane ilies (2021)

The interest in lycopene is due to its antioxidant role and its strong curative potential against infections more precisely against prostatitis, it is in this context that we carried out the extraction of lycopene and the ...
Covid- 19 dans la wilaya de Mostaganem : enquête épidémiologique descriptive (cas de l’EPH d’Ain Tedeles).

LAIDI, IMADEDDINE (2021)

This is an exhaustive descriptive and cross-sectional epidemiological study of all confirmed Covid-19 cases reported at the EPH of Ain Tedeles. Its objective was to describe the clinical profil of subjects examined at ...
Effets biologiques de Cyperus esculentus L.

Lazizi, Sabah; Ihadaden, Sabrine (2021)

In the present work, we explore the biological effects of Cyperus esculentus L. or Hab Elaziz under its aqueous preparation as traditionally used in Algeria. A first phytochemical screening was performed, followed by the ...
Caractérisation de la production de la vitamine B12 chez les bactéries probiotiques.

Dekkiche, Samia; Hamza, Nouria (2021)

In the present study, eleven beneficial isolates from faeces of exclusively breastfed infants and seven more from human milk origins were explored for their vitamin B12 productivity. For this purpose, their safety and ...
Activités Biologiques de l’Extrait des Noyaux de Prunus armeniacaL.

BOUGUEDBA, Hanane; DEKIK, Lamya (2020)

Our work focused on the study of the biological activities of PrunusarmeniacaL seeds extract. Analysis of this extract revealed the presence of some chemical groups (total polyphenols and flavonoids) which are capable of ...
Effet Thérapeutique des Peptides du Pouple sur L’inflammation Colique Induite In Vivo

YAHLA, Ines; MOKRI, Ikram (2021)

Chronic inflammatory bowel disease (IBD) includes Crohn’s disease (CD) and ulcerative colitis (UC). Both are characterized by inflammation of the wall of part of the digestive tract, due to deregulation of the intestinal ...
Effet thérapeutiques et biologiques de l’extrait du pourpier (Portulaca oleracea)

BELARBI, Amina; Djeziri, Khadidja (2020)

Our work focused on the study of the biological activities of the extract of the leaves of Portulaca oleracea L. The analysis of this extract revealed the presence of some chemical groups (total polyphenols and flavonoids) ...
Étude de l’activité antibactérienne de Taraxacum officinale

BOUSBA, Imene; HENNOUS, Fatima Zohra (2021)

The objective of this present work is to study the antimicrobial power of the extract from a plant of Taraxacum officinale collected in the region of Mostaganem on six microorganisms tested: Candida albicans ATCC 10231, ...
Biopréservation des aliments par les bactéries lactiques à caractère antifongique

BOUZIANE, FADILA; CHAOUI, BADIRA IMENE (2021)

Mould contamination of food is a serious and difficult problem to manage as it leads to huge economic losses. Mycotoxins have been recognized as one of the most dangerous pollutants in food. Currently, there is a major ...
DENUTRITION POST COVID-19

BECHEDDAD, Hafeda; BOUKHATEM, Nour El Houda (2021)

Food practices are shaped by the circumstances of daily life and COVID-19 has changed these circumstances for many with the risk of undernutrition. We had carried out a retrospective survey in the hospital Che Guevara of ...
Comportement alimentaire de la population Algérienne au temps de la COVID-19.

Fettouch, Malika; Ferhat, Sarra (2021)

In order to study the food behavior of the West Algerian population during Covid-19, an observational and descriptive epidemiological study was conducted in Oran, Mostaganem and Relizane provinces on a sample of 240 ...
Étude de l’activité antioxydante de Moringa oleifera

BOUKELLAL, Naim; BOUKOULLA, Hafid (2021)

Moringa oleifera is a tree belonging to the Moringaceae family, native to India. Is a plant of nutritional and medicinal interest, which is found in tropical regions. This work was devoted on the one hand to a chemical ...
Effet de certains paramètres sur la prescription des compléments alimentaires

GUERGAB, Ratiba; MOUSSAOUI, Assia (2021)

In this work, we attempted to identify the intake of food supplements by certain categories of men or women. Considering the development of the consumption of these foods in the world. The food supplements market has ...
BENEFICES THÉRAPEUTIQUES DE L’HUILE DE THON

KHERRAF, Hanane Yousra; CHERAITIA, Souad (2021)

The purpose of this study is to evaluate and compare some biological activities of bluefin tuna oil obtained by delipidation of tuna meal by Soxhlet. The first step is to assess the antioxidant activity of tuna oil by the ...

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