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DNS试剂(GB/T 23874)

    

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R27126 一键复制产品信息
DNS试剂(GB/T 23874)
货号 规格 价格 上海 北京 珠海 重庆 武汉 购买数量
R27126-100ml

¥150.00

>10 1 3 - -
R27126-500ml

¥500.00

>10 - - - -

产品介绍

DNS 试剂(GB/T 23874)检测原理是木聚糖酶能将木聚糖降解为寡糖和单糖,还原性寡糖和单糖在沸水浴条件下可与 3,5-二硝基水杨酸(DNS)试剂发生显色反应,使溶液变为橙色,反应液颜色的深度与酶解产生的还原糖的浓度成正比,而还原糖的生成量又与反应液中木聚糖酶的活力呈正比。因此,可用分光光度计比色法测定反应液颜色的强度,可以计算反应液中木聚糖酶的活力大小。

参考国家标准 GB/T 23874 饲料添加剂木聚糖酶活力的测定,用于木聚糖酶活的测定。3,5-二硝基水杨酸浓度为 3.15g/L。

储存条件: RT,避光
有效期: 12个月
用途: 本品仅供科研,不得用于其它用途。
注意: 部分产品我司仅能提供部分信息,我司不保证所提供信息的权威性,仅供客户参考交流研究之用。

参考文献(20篇)

15. [IF=5.1] Muhammad Junaid Rao, et al. "Comprehensive UPLC-MS/MS Profiling of Bioactive Phenolics and Their MYB Regulatory Networks in Wild and Cultivated Strawberries"MOLECULES, 2026 May;31(9):1517 14. [IF=6] Zhu Yuanying, et al. "Rational structural design for the dual enhancement of catalytic activity and thermal stability of hyaluronidase from Citrobacter portucalensis"Biotechnology for Biofuels and Bioproducts, 2026 May;: 13. [IF=10.4] Samir Mowafy, et al. "Hydrothermal modification of potato starch: Novel blanching and retrogradation impacts on structural and functional properties"FOOD CHEMISTRY, 2026 Aug;519:149742 12. [IF=10.4] Xiaoyu Guo, et al. "Improved physicochemical and functional properties of soluble dietary Fiber from wheat bran by bacterial-enzymatic synergy"FOOD CHEMISTRY, 2026 Aug;519:149688 11. [IF=6.6] Shuang Liu et al."Ultrasound-assisted polysaccharide extraction from Hordei Fructus Germinatus and its stir-frying product: optimization, structural characterization and bioactivities."LWT-FOOD SCIENCE AND TECHNOLOGY.2025 Jul;228:118052 10. [IF=4.8] Yanli Wang et al."Deciphering the effect of soluble dietary fiber from broccoli stem and leaf on metabolic syndrome and its hypoglycemic mechanism in diabetes mellitus."Food Bioscience.2025 Apr;:106546 9. [IF=4.7] Xianwen Ma et al."Identification of a Novel Chitinase from Bacillus paralicheniformis: Gene Mining, Sequence Analysis, and Enzymatic Characterization."Foods.2024 Jan;13(11):1777 8. [IF=8.5] Jing Pan et al."Bioactivity and application potential of O/W emulsions derived from carboxylic acid-based NADES-extracted total saponins from Polygonatum cyrtonema Hua."FOOD CHEMISTRY.2025 Jan;463:141363 7. [IF=5.6] Fengfei Jiang et al."Metabolite Profiling and Biological Activity Assessment of Paeonia ostii Anthers and Pollen Using UPLC-QTOF-MS."INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES".2024 Jan;25(10):5462 6. [IF=5.6] Yang Yu et al."Characterization and evaluation of the in vitro and in vivo anti-diabetic activities of camel milk protein hydrolysates derived with different protease digestions."Journal of Functional Foods".2024 Jun;117:106227 5. [IF=11.4] Qian Dong et al."Thermodynamic modeling of freeze pretreatment in the destruction of rice straw structure combined with alkaline-hydrothermal method for enzymatic hydrolysis."BIORESOURCE TECHNOLOGY".2024 Jul;403:130864 4. [IF=11.1] Jianguo Zhao et al."Metabolomics and transcriptomics uncover the pectin hydrolysis during tobacco stem fermentation by Aspergillus niger."Journal of Cleaner Production".2024 Feb;442:141005 3. [IF=8.2] Yao Zhang et al."Improvement of in vitro digestibility and thermostability of debranched waxy maize starch by sequential ethanol fractionation."INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES.2023 Nov;:127895 2. [IF=8.8] Ke Ma et al."A new α-amylase inhibitory peptide from Gynura medica extract."FOOD CHEMISTRY.2023 Nov;:137959 1. [IF=8.2] Lanxin Li et al."Effects of sucrase enzymatic hydrolysis combined with Maillard reaction on soy protein hydrolysates: Bitterness and functional properties."INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES.2024 Jan;256:128344

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