0
3,5-dinitrosalicylic acid (DNSA) reacts with sugars to form 3-amino-5-nitrosalicylic acid. This is an important reaction because the product (3-amino-5-nitrosalicylic acid) absorbs light at a very specific wavelength (540 nm) which allows for a very accurate quantification of the amount of sugar reacted. For this reason it is used in many medical and forensic testing.
Wiki User
∙ 11y ago
When a sugar molecule reacts with 3,5-dinitrosalicylic acid (DNSA), the sugar is oxidized to form a colored product. This color change is used to detect the presence of reducing sugars, such as glucose, in various chemical tests, including the DNS method for quantifying sugar concentrations.
Wiki User
∙ 13y agoReducing sugar with disaccharide group will reduce DNSA and produce red color. Eg. Maltose
Add your answer:
Earn +20 pts
What is the full form of dnsa?
DNSA stands for 2,4-dinitrosalicylic acid, which is a chemical reagent commonly used in biochemical tests to detect the presence of reducing sugars.
What is the capital of leichstien?
Vaduz is the capital of Liechtenstein. It is a small country located between Switzerland and Austria in Europe.
Estimation of sugars by DNSA method?
DNSA reagent appears yellow due to ts nitro gp.(chromophore) an alkaline solution of Dnsa is boiled with the reducing sugar to bbe estimated Orange brown coloration result which is read colorimetrically.
What are the methods of estimation of reducing sugar?
by comparing the colours or the amount of precipitate
Does DNSA detect polysacchrides?
It detects reducing sugars. DNSA -----> 3-A, 5-N SA
What is the full form of dnsa?
DNSA stands for 2,4-dinitrosalicylic acid, which is a chemical reagent commonly used in biochemical tests to detect the presence of reducing sugars.
What is the principle of DNSA method?
The principle of the DNSA method, which stands for DNA, RNA and protein simultaneous analysis, is to simultaneously analyze DNA, RNA, and proteins in the same sample to provide a comprehensive understanding of molecular interactions and biological processes. This multi-omics approach allows researchers to study how genetic information is translated into functional proteins, enabling a more holistic view of cellular processes.
What is the capital of leichstien?
Vaduz is the capital of Liechtenstein. It is a small country located between Switzerland and Austria in Europe.
Why you are using enzyme blank and substrate blank instead of using a single blank to find out the enzyme activity?
Enzymes and substrates are used separately in experiments to measure enzyme activity because it allows for control and precise measurement of the reaction. By examining the initial rate of reaction under different conditions, such as varying substrate concentrations, one can determine key factors affecting enzyme activity and better understand the enzyme kinetics. This approach provides more detailed insights into the enzyme's functionality compared to a single blank reaction.
