Based on the responses for UV absorption, number of peaks on chromatograms and sensorial aroma values, response surface methodology (RS M revealed that higher scores were obtained for each of these responses at a lower range (1.5 3) of pH and distilled volume (5 10 ml).
Truffles, a group of hypogenous mushroom belonging to the Ascomycota, were particularly appreciated for their unique aroma, great economic value and potential health benefits (Hall et al. 2003; Beara et al. 2014).
In contrast, amylose content and chalkiness showed unimodal distribution, whereas alkali spreading value, aroma and chalkiness showed abnormal distribution in F2 and RIL populations indicating that these traits might be under the control of few major genes and modifiers.
A strongly scented variety, Basmati370 and a non-scented variety Jaya were used as checks for scoring of aroma, Alkali Spreading Value (ASV /Gelatinization temperature (GT) - The method of Little et al. [ 21] was used for conducting the alkali spreading test.
The calculation of the odor activity value (OAV) showed the most important components of the samples aroma.
The musk aroma has been valued by perfumers for what seems an eternity.
The sesquiterpenoid -nootkatone is a highly demanded and highly valued aroma compound naturally found in grapefruit, pummelo or Nootka cypress tree.
Berries are the main commercial product of blackcurrant (Ribes nigrum), while other plant anatomical parts such as leaves and buds are used as a source of high value aromas, which are commercially isolated with organic solvents.
Owing to their attractive taste, aroma, and nutritional values, edible mushrooms were used as food and medicine for centuries [ 8, 9], including biologically active polysaccharides in the fruiting bodies and bioactive compounds in submerged broth.
Table 3 Concentrations (µg Kg−1 fresh weight) and odour activity values (OAVs) of aroma-active odorants (FD ≥ 8) in raw, boiled and fried giant snail (A. fulica) No. DB-5 Compound Snail Conc.
