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相关概念视频

Protein Transport to the Stroma01:24

Protein Transport to the Stroma

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Chloroplasts are triple membrane structures with an outer membrane, an inner membrane, and a thylakoid membrane, each containing distinct metabolite transporters, membrane translocons, and enzymes. Appropriate sorting and translocating these proteins to their correct membrane systems is essential for chloroplast function.
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Fineness Modulus01:19

Fineness Modulus

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The fineness modulus (FM) of aggregate is a numerical index that measures the coarseness or fineness of the particles. It is calculated by adding the cumulative percentages of aggregate retained on each of a specified series of sieves and dividing the sum by 100.
Consider performing sieve analysis on sand through a set of ASTM sieves. The weight of aggregate retained in each sieve and pan placed at the bottom is recorded, as given in Column B of Table 1.
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Glycosylation, the most common post-translational modification for proteins, serves diverse functions. Adding sugars to proteins makes the proteins more resistant to proteolytic digestion. Glycosylated proteins can act as markers and receptors to promote cell-cell adhesion. Additionally, they have many essential quality control functions in the cell, such as correct protein folding and facilitating transport of misfolded proteins to the cytosol, which can be degraded.
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Fineness of Cement01:15

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The fineness of cement directly influences the rate of hydration, as the hydration begins at the surface of the cement particles. In addition to hydration, the fineness of cement is vital for various properties of concrete including workability, gypsum requirement, and long-term behavior. The fineness of cement is represented in terms of the specific surface of cement which is typically measured in square meters per kilogram, with several methods available for this determination.
Direct...
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Proteins: Dietary Sources and Requirements01:28

Proteins: Dietary Sources and Requirements

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Consuming animal-based products offers high-quality proteins that contain optimal levels and combinations of essential amino acids, crucial for tissue repair and growth. Foods like eggs, milk, fish, and most meats are a source of complete proteins. Legumes and cereals are abundant in proteins; however, they typically lack a full range of essential amino acids. As a result, they are considered incomplete protein sources. Some plant sources like soybeans, quinoa, and amaranth do contain complete...
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Seed structures are composed of a protective seed coat surrounding a plant embryo, and a food store for the developing embryo. The embryo contains the precursor tissues for leaves, stem, and roots. The endosperm and cotyledons—seed leaves—act as the food reserves for the growing embryo.
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相关实验视频

Updated: Jul 27, 2025

Methods for Performing Crosses in Setaria viridis, a New Model System for the Grasses
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Methods for Performing Crosses in Setaria viridis, a New Model System for the Grasses

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全谷物普罗索小麦 (全谷物普罗索小麦)

Xu Deng1, Jiayi Liang1, Lehui Wang1

  • 1College of Food Science and Engineering, Northwest A&F University, Yangling 712100, China.

Journal of agricultural and food chemistry
|June 9, 2023
PubMed
概括
此摘要是机器生成的。

全谷物proso小米 (WPM) 有效降低血糖,并改善2型糖尿病的胰岛素抵抗. 它通过调节特定的microRNA和激活PI3K/AKT通路来降低葡萄糖生产来实现这一目标.

关键词:
葡萄糖的产生和生成.过高血糖症的发生.这就是米RNA的特征.肥胖问题 肥胖问题普罗索小米 (Proso millet) 是一种小米.2型糖尿病是什么? 2型糖尿病是什么全谷物饮食 全谷物饮食

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High-throughput, Microscale Protocol for the Analysis of Processing Parameters and Nutritional Qualities in Maize Zea mays L.
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Film Extrusion of Crambe abyssinica/Wheat Gluten Blends
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相关实验视频

Last Updated: Jul 27, 2025

Methods for Performing Crosses in Setaria viridis, a New Model System for the Grasses
08:35

Methods for Performing Crosses in Setaria viridis, a New Model System for the Grasses

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High-throughput, Microscale Protocol for the Analysis of Processing Parameters and Nutritional Qualities in Maize Zea mays L.
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科学领域:

  • 代谢障碍 代谢障碍 代谢障碍
  • 营养科学 营养科学
  • 分子生物学分子生物学

背景情况:

  • 2型糖尿病 (T2DM) 是一个日益严重的全球健康问题.
  • 饮食干预对于管理T2DM至关重要.
  • 全粒小米 (WPM) 显示出对血糖控制的潜力.

研究的目的:

  • 在T2DM小鼠模型中研究WPM的低血糖效应.
  • 阐明WPM作用的潜在分子机制.
  • 探索WPM对miRNA表达和信号通路的影响.

主要方法:

  • 在小鼠中使用高脂肪饮食和 estreptozotocin 诱导T2DM.
  • 用WPM补充,并评估血糖控制和代谢参数.
  • 分析与葡萄糖生成相关的基因表达.
  • 高通量miRNA测序和生物信息学分析 (GO,KEGG).
  • 对PI3K/AKT通路中的关键蛋白质的西部斑点分析.

主要成果:

  • 在T2DM小鼠中,WPM补充剂显著降低了禁食血糖,改善了葡萄糖耐受性和改善了脂质配置文件.
  • 在WPM中抑制了关键的葡萄糖生成基因 (G6pase,Pepck,Foxo1,Pgc-1α).
  • WPM改变了肝脏miRNA的表达,特别是对miR-144-3p和miR-423-5p进行了上调,对miR-22-5p和miR-30a-3p进行了下调.
  • 这些miRNA的目标基因在PI3K/AKT通路中被丰富,WPM增加PI3K,p-AKT和GSK3β水平.

结论:

  • 在T2DM小鼠中,WPM具有显著的抗糖尿病作用.
  • 通过调节miRNA配置文件和激活PI3K/AKT通路,WPM改善了血糖控制.
  • WPM抑制肝脏葡萄糖生成,为T2DM管理提供了潜在的饮食策略.