The content of uronic acids decreased in the portions of pectin.
果胶部分的糖醛酸含量降低。
Objective:To determined the contents of neutral saccharide and uronic acid in polysaccharide of Ganoderma applanatum.
目的：测定树舌多糖中中性糖及糖醛酸的含量。
The content of uronic acids decreased in the portions of pectin, rose and then dropped in the portions of HC2, kept constant in the HC1 and cellulose portions (Fig. 2).
醛酸在果胶中的含量逐渐呈下降趋势，在HC2中的含量先升后降，而在HC1和纤维素中的含量变化不大；
Alginic acid oligosaccharide is a functional oligomeric uronic acid that can be used in promoting plant and animal growth. It also has many other physiological activities.
褐藻酸寡糖具有很强的促进动、植物生长作用，同时还具有其他多种生理活性，是一种极具开发潜力的功能性寡聚糖醛酸。
Sodium alginate were degradated by the enzyme. It can be proved by TLC and ESI-TOF-MS that mono-uronic acid and DP of Alginic acid oligosaccharides between two to eight were contained.
采用上述酶降解褐藻酸钠得到的产物用TLC检测得知含有单糖醛酸，用ESI-TOF-MS检测得知含有二糖至八糖的混合褐藻酸寡糖。
Sodium alginate were degradated by the enzyme. It can be proved by TLC and ESI-TOF-MS that mono-uronic acid and DP of Alginic acid oligosaccharides between two to eight were contained.
采用上述酶降解褐藻酸钠得到的产物用TLC检测得知含有单糖醛酸，用ESI-TOF-MS检测得知含有二糖至八糖的混合褐藻酸寡糖。
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