The table also depicts the presence of fractions
rich in cell wall polysaccharides (i.e. pectin, hemicellulose
and cellulose) concentrated in water-unextractable, alcoholinsoluble
and EDTA-soluble solids, in OP. Protein level was
rather low (4.13±0.25 % w/w dry matter) but typical
(Bampidis and Robinson 2006).