Table 1. Chemical Composition of Dried Macroalga Residue (DMR) and DMR Size Lower than 500 μm (DMR<500), Expressed as % (w/w) ± Standard Deviation.
compound | DMR | DMR<500 |
---|---|---|
extractives | 11.5 ± 0.9b | 9.6 ± 0.9b |
carbohydrates | 37 ± 2c | 33 ± 2b |
glucans | 23.4 ± 0.9c | 21.4 ± 1.2b |
galactans | 10.9 ± 0.5b | 10.3 ± 1.7b |
arabinans | 2.9 ± 0.2c | 1.51 ± 0.11b |
lignin | 12 ± 1c | 7.6 ± 0.9b |
soluble | 8.7 ± 0.1b | 7.0 ± 0.9b |
insoluble | 3 ± 1c | 0.6 ± 0.2b |
proteinsa | 21 ± 1c | 17.6 ± 0.5b |
lipids | 0.87 ± 0.09c | 2.3 ± 0.5b |
ashes | 22 ± 2c | 24.9 ± 1.0b |
Proteins include the protein content in the extractive fraction (DMR: 2.6 ± 0.2%; DMR<500: 1.9 ± 0.1%; NF = 4.9). Values with different letters in each column are significantly different when applying Fisher’s least significant difference (LSD) method at p value ≤0.05 (n = 3 technical replicates).