Mixotrophic cultivation of green microalgae Scenedesmus obliquus on cheese whey permeate for biodiesel production

2014 ◽  
Vol 5 ◽  
pp. 241-248 ◽  
Author(s):  
Jean-Michel Girard ◽  
Marie-Laine Roy ◽  
Mhammed Ben Hafsa ◽  
Jonathan Gagnon ◽  
Nathalie Faucheux ◽  
...  
2017 ◽  
Vol 22 ◽  
pp. 122-126 ◽  
Author(s):  
Jean-Michel Girard ◽  
Réjean Tremblay ◽  
Nathalie Faucheux ◽  
Michèle Heitz ◽  
Jean-Sébastien Deschênes

2015 ◽  
Vol 82 (3) ◽  
pp. 356-364 ◽  
Author(s):  
Beatriz Padilla ◽  
Florencia Frau ◽  
Ana Isabel Ruiz-Matute ◽  
Antonia Montilla ◽  
Carmela Belloch ◽  
...  

β-Galactosidases from Kluyveromyces lactis and Kluyveromyces marxianus isolated from artisanal ewes’ milk cheeses, were used to transgalactosylate lactose from cheese whey permeate (WP). The content of galactooligosaccharides (GOS) obtained by transgalactosylation was comparable with that formed using pure lactose as substrate. In order to obtain a mixture with higher prebiotic oligosaccharide content, isomerisation of the transgalactosylated WP was carried out using sodium aluminate as catalyst. The transgalactosylated mixtures at 6 h of reaction contained amounts of prebiotic carbohydrates (tagatose, lactulose, GOS and oligosaccharides derived from lactulose, OsLu) close to 50 g/100 g of total carbohydrates for all the strains tested, corresponding to 322 g prebiotics/kg whey permeate. Thus, the suitability of this methodology to produce mixtures of dietary non-digestible carbohydrates with prebiotic properties from WP has been demonstrated, which is interesting for the food industry since it increases the value and the applicability of this by-product from cheese manufacture.


2019 ◽  
Vol 41 (24) ◽  
pp. 3210-3218 ◽  
Author(s):  
Fábio Coelho Sampaio ◽  
Janaína Teles de Faria ◽  
Milena Fernandes da Silva ◽  
Ricardo Pinheiro de Souza Oliveira ◽  
Attilio Converti

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