Valorisataion de l’apport nutritionel d’un mollusque bivalve "Mactra corallina" des côtes tunisiennes (Kalaât El Andalous)
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Date
2010
Metadata
Show full item recordAlternative Title
اﻠﻘﻴﻤﺔ اﻠﻐﺬاﺌﻴﺔ ﻠﻠرخوﻱ ﺛﻧاﺋﻱ ﺍﻠﻤﺼﺮﻋﻴﻦ Mactra corallina ﺒاﻠﺳﻭاﺤﻞ اﻠﺕﻭﻨﺳﻳﺔ ﴿ﻗﻠﻌﺔ ﺍﻷﻧﺩﻟﺱvalorisataion of the nutrient contribution of a mollusc bivalve Mactra corallina of the Tunisian coast (Kalaat el Andalous)
Abstract
L’analyse des composés biochimiques d’un bivalve marin Mactra corallina récolté, pendant le mois de Mars 2009, des plages de Kalaât El Andalous (Ka) du Golfe de Tunis, nous a permis de relever une quantité relativement importante de l’acide palmitique (C16 :0), de l’acide eicosapentaénoîque (EPA, C20 : 5n-3) et de l’acide docosahexaénoîque (DHA C22 : 6 n-3). La teneur en glycogène est plus élevée au niveau des muscles adducteurs (22,15mg/g MF) qu’au niveau de l’ensemble glande digestive-gonade (2,57mg/g MF). Ce dernier ensemble présente cependant une quantité plus importante en protéines totales.ﺇﻫﺘﻤﻤﻨﺎ ﻔﻲ ﻫﺬﺍ ﺍﻠﻌﻣﻞ ﻭ ﺃﺛﻨﺎﺀ ﺸﻫﺮ ﻤﺎﺮﺲ ﺒﺪﺮﺍﺴﺔ ﺍﻠﺘﺮﻜﻴﺒﺔ ﺍﻠﻜﻴﻣﻴﻭﺤﻳﻭﻳﺔ ﻠﻠرخوﻱ ﺛﻧاﺋﻱﺍﻠﻤﺼﺮﻋﻴﻦ Mactra corallina ﺍﻟﺫﻱ ﻳﺗﻮﺍﺟﺩ ﺒﺧﻠﻴﺞ ﺗﻭﻧﺲ ﴿ﻗﻠﻌﺔ ﺍﻷﻧﺩﻟﺱ﴾. ﺗﺑﺭﺯﺍﻟﻨﺗﺎﺌﺞ ﺍﻟﻤﺗﺣﺼﻞ ﻋﻟﻳﻬﺎ ﻭﺠﻮﺩ ﻨﺴﺑﺔ ﻫﺎﻤﺔ ﻣﻦ ﺍﻠﺤﺎﻣﺾ ﺍﻠﺩﻬﻨﻲ ﺍﻠﺑﺎﻠﻤﺘﻳﻛ ( 16:0C) ﻮ ﺍﻠﺤﺎﻣﺾ ﺍﻠﺩﻬﻨﻲ ﺇﻳﻜﺯﺍﺑﻧﺘﻴﻧﻮﻴﻛ ( 3-n 5: 20C) ﻮ ﺍﻠﺤﺎﻣﺾ ﺍﻠﺩﻬﻨﻲ ﺩﻜﺯﺍﺑﻧﺘﻴﻧﻮﻴﻛ ( 3-n6: 22C). ﻜﻤﺎ ﺗﺑﻳﻦ ﻫﺫﻩ ﺍﻠﺩﺭﺍﺴﺔ ﻮﺠﻭﺪ ﻨﺴﺑﺔ ﻤﻠﺣﻭﻆﺔ ﻤﻦ ﺍﻠﺠﻟﻴﻛﻭﺠﻴﻥ ﻔﻱ ﻤﺳﺗﻭﻰ ﺍﻠﻌﻇﻼﺖ ﺗﻗﺩﺭ ﺑ22,15ﻤﻎ/ﻍ ﻤﻥ ﺍﻠﻤﺎﺪﺓ ﺍﻠﻄﺎﺯﺟﺔ ﻤﻗﺎﺮﻧﺔ ﻤﻊ ﺍﻠﻤﺠﻣﻮﻋﺔ (ﻏﺩﺓ ﺍﻟﺠﻬﺎﺯ ﺍﻟﻬﺿﻤﻲ-ﺍﻠﻤﺑﻴﺽ) ﺍﻠﺗﻲ ﺗﺤﺘﻭﻱ ﻋﻠﻰ 2,57 ﻤﻎ/ﻍ ﺍﻠﻤﺎﺪﺓ ﺍﻠﻄﺎﺯﺟﺔ, ﺃﻤﺎ ﻫﺬﻩ ﺍﻠﻣﺠﻣﻮﻋﺔ ﺍﻷﺧﻴﺭﺓ ﻔﺘﺗﺻﻑ ﺑﻜﻣﻳﺔ ﻋﺎﻠﻳﺔ ﻣﻦ ﺍﻠﺯﻻﻠﻳﺎﺖ.
The biochemical composition of Mactra corallina collected, in march 2009, from Kalaât El Andalous (Ka) sandy beach from Tunis Golf, revel an important quantity of palmitic acid (C16:0), eicosapentaenoic acid (EPA, C20 :5n-3) and docosahexaenoic acid (DHA C22 :6 n-3). The glycogen content is higher in adductor muscle (22,15mg/g FW) campared to than the digestive gland-gonad group. This last group presents a more important quantity in total proteins.
Journal
Bulletin de l'Institut National des Sciences et Technologies de la MerVolume
37
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