Département de biologie: Recent submissions

Voici les éléments 901-920 de 1119

Détermination du pouvoir antibactérien et antifongique de l’huile essentielle de Mentha pulegium L. sur quelques microorganismes phytopathogènes

Bendjelloul, Fethi (2018)

Mentha pulegium est une plante aromatique, répandue en Algérie .L’extraction de l’huile essentielle a été effectuée par hydrodistillation. Le rendement obtenu à partir les feuilles est 0.38 % est intéressant, l’huile ...
Exploration des Activités Biologiques de l’Extrait des graines de Lepidium sativum linn. In vitro et In vivo

BOUCHIKHI, Siham; MEKKI, Amina (2018)

The present study aimed to highlight the biological activities of Lepidium sativum seeds extract. The analysis of this extract revealed the presence of some chemical groups (total polyphenols and flavonoids) capable of ...
Exploration des Activités Biologiques de l’Extrait des feuilles de Laurus nobilis L. In vitro et In vivo

Rahou, Youcef; Djalloul Daouadji, Yamina (2018)

The present study aimed to highlight the biological activities of Laurusnobilis extract. The analysis of this extract revealed the presence of some chemical groups (total polyphenols and flavonoids) capable of expressing ...
Etude des caractères morphologiques des ovins, de la race Ouled Djellal dans la ferme Pilote Si Mourad

DJAFOUR, Mustafa (2016)

The present study is carried out in the Si Mourad farm of the Mostaganem wilaya (Sidi Ali) in order to characterize on the phenotypic level. The quantitative morphological parameters carried out on 18 heads of adult sheep ...
L’infectiologie de la brucellose chez les bovins laitiers et son effet sur la fertilité

Mohamed Benatia, Zahira (2016)

The weather, low rainfall, the breeding herd and aspects of rationing and nutrition that is generally not mastered, add reproductive disorders (metritis, pyrometer, retained placenta ... ..) as well as the presence and the ...
Les caractères phénotypiques des Chèvres dans la région de Ghardaïa

BAKELLI, Aissa (2016)

A phénotypical characterization of a local goat was conducted in the region of Ghardaïa. The objective of this study was to characterize morphologically the goat population in the region, in order to have better understanding ...
cONTRIbUTION à l’éTUde deS caRacTèReS PhéNOTyPIQUeS et du potentiel de reproduction de la poule locale : Cas de la région de TIARET

BOUGHEDDOU, Aicha (2016)

In order to contribute to the study of the determination of phenotypic traits and breeding populations of Algerian local chickens, field investigations are conducted in the wilaya of Tiaret. The hens that are part of the ...
L’effet de l’épigénétique sur la production de la vache laitière race Montbéliarde

BOUANDAS, Ameur (2016)

This study analyzes the effect of epigenetic essentially mastitis and undernourishment and milking frequency on milk production, the quantity point of view on a family farm. The research concerned the milk production ...
optimisation ( expérimentation ) de la reproduction artificielle du poisson-chat africain clarias gariepinus ( burchell, 1822)

SLIMANE ZITOUNE, Redouane (2016)

The purpose of this project graduation is to take knowledge of a technique of artificial reproduction in catfish (Clarias gariepinus), localized strictly native species in the southern region of the country. The method of ...
Effet épigénétique sur la génétique de faisan commun (Phasianus colchicus.L, 1758)

Hocini, Fatima Zohra (2016)

The common pheasant raised and controlled at the Centre of Zeralda Hunting belongs to the order Galliformes, family Phasianidae and gender Phasianus. It was introduced in Algeria in 1970. We operate how epigenetics has ...
L‘effet des polyphénols de la propolis de Tigzirt sur l’hépatotoxicité induite par l’épirubicine chez les rats Wistar.

Mahdjouba, Lakehal; Fatima Zohra, Bendjelloul (2016)

This study explores the effect of polyphenols of the ethyl acetate extract of propolis (EAP) Tigzirt on some antioxidant status parameters and markers of hepatotoxicity in Wister rat with hepatotoxicity induced epirubicin ...
Etude du pouvoir antimicrobien des substances bioactives de la moule (Mytilus galloprovincialis)

MOUSSAOUI, Salima; BELAKHAL, karima (2016)

The diversity of living marine world offers a substantial potential for the exploitation and the discovery of bioactive natural substances. Within this considerable chemodiversity, continually exposed to the surrounding ...
Etude de l’activité antagoniste de quelques souches de Lactobacillus sp. vis-à-vis de quelques pathogènes

GUERMOUD, HIBA; HANSALI, SOUHEYLA (2016)

This work consists to show the existence of the antagonistic effect between lactic strains of the genus Lactobacillussp. isolated from goat's and camel milk against several pathogenic species by investigating inhibiting ...
Etude de quelques propriétés probiotiques des quelques souches Lactobacillus isolées de lait chamelle et de chèvre

RAKHIS, SAMIA; LADJAL, HABIBA (2016)

Our study aims to evaluate certain probiotic strains Lactobacillus skills 8 isolated from camel milk and goat, ie S1, S2, S3, S4, S5, S6, S7 and S8. Indeed the resistance to acid PH of the stomach and bile salts was tested ...
Etude de l’effet de la Transglutaminase sur la qualité rhéologique d’un yaourt Brassé à base de différents types de lait reconstitué

HAMZAOUI, SAMI ILIES (2015)

This stady aims at exploring the enzymatic activity of transglutaminase, which extracted from bacteria Streptomyces mobaraense. And who represents interests biotechnological with the aim of his application in the ...
ETUDE DE L’EFFET DE LA TRANSGLUTAMINASE SUR LA QUALITE DU FROMAGE A PATE MOLLE TYPE CAMEMBERT

Amir-aid, yamina (2016)

The aim of this study is to see the effect of microbial enzyme PROBIND® CH 2.0 transglutaminase extracted from bacteria Streptomyces mobaraensis formerly called Streptoverticillium mobaraense in the camembert quality, this ...
Elaboration d’un milieu de culture à base de lentille, fruits et noyaux de dattes substitut du MRS

HAMED, Djahira; CHERCHEB, Nourhene (2017)

In this study, three culture media were developed (PD, ND and NL) based on locally available plant materials with a low market value, namely (Mech Dagla dry date) and agro-industrial waste (nuclei of date). The lenses were ...
Effets protecteurs des polyphénols de la propolis sur l’hépato-cardio et néphrotoxicité chez les rats Wistar.

Amina, Doubbi bounoua; kheira, Aibout (2017)

The objective of this study is to demonstrate the protective effect of Tigzirt's propolis (EAP) ethyl acetate extract on certain antioxidant status parameters and markers of hepatocellular nephrotic And epirubicin induced ...
Enquête rétrospective sur le régime alimentaire et l’alopécie

BENBOUDJELTHIA, Siham; MOUSSAOUI, Nabila (2017)

Alopecia is a total or partial fall of the hair or the fur; it can be hereditary, due to stress, hormonal upheaval or reaction to drugs. Besides these causes, alopecia can be caused by food deficiencies , especially iron ...
Etude du l’effet antimicrobien sur CANDIDA albicans

OUADAH, YAMINA; ZAIDI, FOUZIA (2017)

Notre étude consiste à tester l’antagonisme pour la souche Lb rhamnosus vis-à-vis Candida albicans. Elle a conduit à tester le pouvoir antimicrobien cette souche afin de l’utiliser comme une alternative prometteuse par ...

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