酒的消耗谷物及其橄和多糖分的热,风病学和表面性能
Kalidas Mainali1, Majher I Sarker1, Brajendra K Sharma1
1Biobased and Other Animal Co-Products Research Unit, US Department of Agriculture, Agricultural Research Service, Eastern Regional Research Center, 600 E. Mermaid Lane, Wyndmoor, PA 19038, USA.
Foods (Basel, Switzerland)
|December 30, 2025
概括
酒厂消耗的谷物 (BSG) 分数,包括甲基纤维素A和B,显示出高粘度和废弃物作为功能性食品成分的价值化潜力. 这些BSG衍生品在食品技术中提供了有前途的应用.
科学领域:
- 食品科学与技术 食品科学与技术
- 生物技术是生物技术.
- 废物管理 废物管理
背景情况:
- 酒行业作为一种副产品,产生了大量的酒厂消耗谷物 (BSG).
- BSG含有丰富的碳水化合物,蛋白质和脂质,为废物利用提供了潜力.
- 从BSG中分离出来的分离物可以作为功能产品或食品成分.
研究的目的:
- 为了分离和表征特定的BSG衍生分数:甲基纤维素A,甲基纤维素B和寡糖.
- 评估这些BSG分量的潜在应用.
- 评估它们的物理化学特性,以确定它们是否适用于食品成分.
主要方法:
- BSG 分数的分离和表征.
- 热重力测量分析 (TGA) 用于残留分析.
- 风湿学测量以确定粘度和凝潜力.
- 泽塔潜力分析,以评估跨pH和度的稳定性.
- 扫描电子显微镜 - - 能量分散式X射线光谱 (SEM-EDX) 用于表面形态和元素组成.
主要成果:
- 半纤维素A和B分量表现出高粘度,取决于分子量,表明凝形成的潜力.
- 甲基纤维素A的粘度 (>102 mPa s-1) 比甲基纤维素B和3%度的寡糖类更高.
- 热重力测量分析显示了较高的残留物含量 (约. 20%) 对于N2下的BSG分数,与空气相比.
- SEM-EDX确定了主要的表面元素为C,O,N,P,Ca和Mg,其中B半纤维素和素提取的BSG含含量最高.
结论:
- 来自BSG的半纤维素分离物具有显著的质性质,使其适用于需要加厚或结构完整性的应用.
- 描述的BSG分数表明,在食品工业中废弃物利用的潜力很大.
- 进一步的研究可以探索利用这些BSG衍生物的独特物理化学性质的特定应用.
相关概念视频
01:25Microbes in Beverage Production
Alcoholic beverages such as wine, beer, and spirits are the products of microbial fermentation processes that transform simple sugars into ethanol and a wide array of complex flavor compounds. These transformations rely on the metabolic activities of specific yeasts and bacteria, which are selected and controlled to yield the desired beverage characteristics.Wine Fermentation and MaturationWine production begins with the crushing of grapes to release juice and pulp, forming a must that is...
01:22Bioreactor Controls-III
Strain improvement is a foundational strategy in industrial microbiology aimed at maximizing microbial productivity, particularly because natural isolates typically yield commercially valuable products in very low concentrations. Although optimizing the culture medium and environmental conditions can improve yields, these adjustments are inherently limited by the organism’s genetic potential. As a result, the focus shifts toward genetic modifications to enhance biosynthetic capacity. The...
01:27Production of Alcohol
Continuous fermentation is a key strategy in industrial ethanol production, particularly when efficiency, scalability, and high yields are essential. This approach allows for uninterrupted operation and optimized resource utilization. The primary feedstock, corn starch, undergoes enzymatic hydrolysis facilitated by α-amylase and glucoamylase. These enzymes break down the starch into fermentable sugars such as glucose, which are readily assimilated by fermentative microorganisms.Fermentation...
01:25Production of Organic Acids
Lactic acid, an important organic acid extensively applied in food, pharmaceutical, and biodegradable polymer industries, is primarily produced via microbial fermentation. This method is favored over chemical synthesis due to its environmental sustainability and capacity for enantiomerically pure product formation. Among various microbial processes, the fermentation of starch-based substrates stands out due to the abundance and renewability of raw materials like corn and potatoes.Hydrolysis of...