The present invention relates to a method for obtaining yeast proteins comprising the following steps: a) providing a yeast cream; b) exposing this yeast cream to a thermal plasmolysis at a temperature between 70 and 95° C. for a time of between 30 seconds and 4 hours; c) subjecting the whole to the activity of at least one ribonuclease and a glucanase, sequentially or simultaneously, at a temperature between 40 and 65° C. for a period of between 8 and 24 hours; and d) separating the insoluble fraction from the soluble fraction; wherein the insoluble fraction collected in step d) is taste-free, has a nucleotide content less than 3% and a true protein content of at least 72%.

The present invention relates to a method for obtaining yeast proteins comprising the following steps: a) providing a yeast cream; b) exposing this yeast cream to a thermal plasmolysis at a temperature between 70 and 95° C. for a time of between 30 seconds and 4 hours; c) subjecting the whole to the activity of at least one ribonuclease and a glucanase, sequentially or simultaneously, at a temperature between 40 and 65° C. for a period of between 8 and 24 hours; and d) separating the insoluble fraction from the soluble fraction; wherein the insoluble fraction collected in step d) is taste-free, has a nucleotide content less than 3% and a true protein content of at least 72%.

The invention relates to production of a yeast strain with increased mannan oligosaccharides, amino acids, and complex carbohydrates. The invention further relates to the process to propagate and ferment such yeast. The invention further relates to methods of use of the yeast as a feed additive for animals and a food product for humans.

Provided is a culture product having a mild rose aroma and suitable for imparting the rose aroma to a cosmetic product, a food or a drink, a pharmaceutical product, and the like. A culture product, which is obtained by fermenting a lactic acid bacterium culture product in a medium containing a milk component with Kluyveromyces marxianus, and comprises isoamyl alcohol in an amount of 0.3 to 5 parts by mass with respect to 1 part by mass of phenylethyl acetate.

Provided is a culture product having a mild rose aroma and suitable for imparting the rose aroma to a cosmetic product, a food or a drink, a pharmaceutical product, and the like. A culture product, which is obtained by fermenting a lactic acid bacterium culture product in a medium containing a milk component with Kluyveromyces marxianus, and comprises isoamyl alcohol in an amount of 0.3 to 5 parts by mass with respect to 1 part by mass of phenylethyl acetate.

The subject invention provides methods for cultivating Starmerella bombicola yeasts for sophorolipid production, as well as a yeast fermentation product comprising supernatant, yeast cell biomass and other residual growth by-products that result when the sophorolipids are harvested. Methods of using this yeast fermentation product in animal feed, bioremediation, mining and/or bioleaching, agriculture, oil and gas recovery, human health, and many other applications, are also provided.

The subject invention provides methods for cultivating Starmerella bombicola yeasts for sophorolipid production, as well as a yeast fermentation product comprising supernatant, yeast cell biomass and other residual growth by-products that result when the sophorolipids are harvested. Methods of using this yeast fermentation product in animal feed, bioremediation, mining and/or bioleaching, agriculture, oil and gas recovery, human health, and many other applications, are also provided.

Methods of production of edible filamentous fungal biomat formulations are provided as standalone protein sources and/or protein ingredients in foodstuffs as well as a one-time use or repeated use self-contained biomat reactor comprising a container with at least one compartment and placed within the compartment(s), a feedstock, a fungal inoculum, a gas-permeable membrane, and optionally a liquid nutrient medium.

Methods of production of edible filamentous fungal biomat formulations are provided as standalone protein sources and/or protein ingredients in foodstuffs as well as a one-time use or repeated use self-contained biomat reactor comprising a container with at least one compartment and placed within the compartment(s), a feedstock, a fungal inoculum, a gas-permeable membrane, and optionally a liquid nutrient medium.

The invention relates to production of a yeast strain with increased mannan oligosaccharides, amino acids, and complex carbohydrates. The invention further relates to the process to propagate and ferment such yeast. The invention further relates to methods of use of the yeast as a feed additive for animals and a food product for humans.