Résumé
Les extraits des graines de la nigelle sont largement utilisés dans la médecine traditionnelle. Nous avons étudié l’effet de l’huile fixe de la nigelle sur les taux plasmatiques de la testostérone (T), de l’hormone folliculostimulante (FSH), de l’hormone lutéinisante (LH) et sur le poids corporel et celui des organes reproducteurs chez le rat. Vingt rats mâles ont été divisés en deux groupes de dix: le groupe témoin et celui traité avec l’huile de la nigelle (0,5 ml/kg) par voie intrapéritonéale pendant 30 jours. Nos résultats ont montré que l’huile de la nigelle augmente significativement la masse des organes reproducteurs et les concentrations plasmatiques de la T, de la FSH et de la LH comparativement aux animaux témoins (p < 0,05). L’induction de la stéroïdogenèse observée pourrait être médiée par une activation de l’axe hypothalamohypophysogonadique.
Abstract
Nigella sativa L. seeds are used as herbal medicine for the treatment and prevention of several diseases. We investigated the effect of Nigella sativa fixed oil on the circulating levels of testosterone (T), follicle stimulating hormone (FSH) and lutenising hormone (LH), and on weight of body and reproductive organs in rats. Twenty male rats were divided into two groups: a vehicle-treated control group and an intraperitoneally treated group with Nigella sativa oil at a dose of 0.5 ml/kg body weight for 30 days. The Nigella sativa oil induced a significant increase in the weight of reproductive organs, and in the circulating levels of T, FSH and LH as compared to control animals (P < 0.05). We concluded that the Nigella sativa fixed oil may stimulate steroidogenesis by activation of hypothalamo-pituitary-testicular axis.
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El Khasmi, M., Issaoub Allah, A., Farh, M. et al. Effet de l’huile fixe de la nigelle (Nigella sativa L.) sur le profil des androgènes chez le rat male. Phytothérapie 9, 338–342 (2011). https://doi.org/10.1007/s10298-011-0654-1
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DOI: https://doi.org/10.1007/s10298-011-0654-1