Filamentous fungi isolated from Tunisian olive mill wastes: use of solid-state fermentation for enzyme production - Archive ouverte HAL Accéder directement au contenu
Article Dans Une Revue Notulae Botanicae Horti Agrobotanica Cluj-Napoca Année : 2021

Filamentous fungi isolated from Tunisian olive mill wastes: use of solid-state fermentation for enzyme production

Hanen Zaier
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Sameh Maktouf
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Ali Rhouma
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Résumé

Olive mill wastewaters and olive cake are effluents generated during olive oil production process. They represent a major disposal and potentially severe pollution problem for the industry, also promising source of substances of high value. The aim of this study is the valorization of olive mill wastes (OMWW, olive cake, olive twigs and leaves) to produce enzymes with high industrial and biotechnological potential, by the solidstate fermentation technique (SSF), from isolated fungi present in olive mill wastewater and olive cake. A total of 47 strains were isolated and purified from these two residues. The metabolic potential of isolated strains was study by testing the hydrolytic enzymes activities of lipase, protease, amylase, cellulase, invertase, phytase and tannase on agar plate media containing different substrate. The monitoring of SSF has shown that the metabolic activity of these strains is extremely rapid using this technique. Our fungi collection contains a diversity of strains capable to producing a variety of enzymes of biotechnological interest.
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Dates et versions

hal-03247603 , version 1 (03-06-2021)

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Hanen Zaier, Sameh Maktouf, Sevastianos Roussos, Ali Rhouma. Filamentous fungi isolated from Tunisian olive mill wastes: use of solid-state fermentation for enzyme production. Notulae Botanicae Horti Agrobotanica Cluj-Napoca, 2021, 49 (1), pp.12125. ⟨10.15835/nbha49112125⟩. ⟨hal-03247603⟩
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