Comparison

EnzyChrom™ Neuraminidase Assay Kit

Item no. BAS-ENEU-100
Manufacturer BioAssay Systems
Amount 100 Tests
Quantity options 100 Tests 100 x 100 Tests 20 x 100 Tests
Category
Type Assay-Kit
Specific against other
Citations Lida, M. et al (2019). A sialo-oligosaccharide-rich mucin-like molecule specifically detected in the submandibular glands of aged mice. Archives of oral biology, 97, 52-58. Assay: Neuraminidase in mouse salivary gland.

Itoh, Y et al (2015). Emergence of H7N9 Influenza A Virus Resistant to Neuraminidase Inhibitors in Nonhuman Primates. Antimicrob Agents Chemotherapy. 59(8):4962-73. Assay: Neuraminidase in macaque fluid samples.

Jihong L, et al (2014). The Sialidases of Clostridium perfringens Type D Strain CN3718 Differ in Their Properties and Sensitivities to Inhibitors. Appl Environ Microbiol. 80(5): 1701-1709. Assay: Neuraminidase in Clostridium perfringens cells.

Subathra, M et al (2014). Evaluation of antibody response in mice against avian influenza A (H5N1) strain neuraminidase expressed in yeast Pichia pastoris. J Biosci. 39(3):443-51. Assay: Neuraminidase in Pichia pastoris cells.

Subathra, M et al (2014). Evaluation of antibody response in mice against avian influenza A (H5N1) strain neuraminidase expressed in yeast Pichia pastoris. Journal of Biosciences: 1-9. Assay: Neuraminidase in yeast purified Lysate.

Li, J., et al. (2013) CodY is a global regulator of virulence-associated properties for. Clostridium perfringens: 00770-13. Assay: Neuraminidase in C. perfringens cells.


To find more recent publications, please click here.
ECLASS 10.1 32161090
ECLASS 11.0 32161090
UNSPSC 41116126
Shipping Condition Cool pack
Available
Shipping Temperature
ICE
Storage Conditions
-20 °C
Description
For quantitative determination of neuraminidase activity and screen for neuraminidase inhibitor. Key Features: Sensitive and accurate. Linear detection range at 37° C in 96-well plate: 0.1 to 10 U/L for colorimetric assays and 0.01 to 2 U/L for fluorimetric assays. Simple and convenient. Homogeneous assay requiring only two absorbance measurements. Assay can be completed in 60 min. High-throughput. Can be readily automated as a high-throughput 96-well plate assay to screen thousands of samples per day. Method: OD570nm, or FL530/585nm. Samples: Biological. Species: All. Procedure: Assay takes 60 min. Kit size: 100 tests. Detection limit: OD, FL: 1, 0.01U/L.
FAQs
Could you tell me the chemical components of the substrate? What kind of sialic acid?
The substrate is fetuin, a heavily sialidated protein from fetal bovine serum. Our assay is based on the detection of N-acetyl neuraminic acid (NANA, Neu5Ac) in a coupled enzyme reaction leading to the formation of a colored and fluorescent product. Influenza neuraminidase will cleave terminal NANA residues from fetuin.


For more detailed product information and questions, please feel free to send an inquiry to info@hoelzel.de
Overview
Application: For quantitative determination of neuraminidase activity and screen for neuraminidase inhibitor.
Key Features: Sensitive and accurate. Linear detection range at 37C in 96-well plate: 0.1 to 10 U/L for colorimetric assays and 0.01 to 2 U/L for fluorimetric assays.
Simple and convenient. Homogeneous assay requiring only two absorbance measurements. Assay can be completed in 60 min.
High-throughput. Can be readily automated as a high-throughput 96-well plate assay to screen thousands of samples per day.
Method: OD570nm, or FL530/585nm
Samples: Biological
Species: All
Size: 100 tests
Detection Limit: OD, FL: 1, 0.01U/L
Shelf Life: 6 months
More Details: NEURAMINDASE (also known as Sialidase) is an enzyme that hydrolyzes terminal sialic acid residues on poly-saccharide chains. It is predominantly expressed in microorganisms such as bacteria and viruses. Cleavage of sialic acid residues by neuraminidase is believed to play several roles in infection by influenza viruses. It is thought to assist in the penetration of mucosal linings, the invasion of target cells, the elution of progeny viruses from infected cells, and the prevention of self-aggregation. Thus, neuraminidase is an important target for influenza drug development and simple, direct and automation-ready procedures for measuring neuraminidase activity find wide applications in research and drug discovery. BioAssay Systems neuraminidase assay measures the sialic acid released by neuraminidase in one step. The change in color intensity of the reaction product at 570nm or fluorescence intensity at ?ex/em = 530/585nm is directly proportional to neuraminidase activity in the sample.
Shelf life (Months)
12

Note: The presented information and documents (Manual, Product Datasheet, Safety Datasheet and Certificate of Analysis) correspond to our latest update and should serve for orientational purpose only. We do not guarantee the topicality. We would kindly ask you to make a request for specific requirements, if necessary.

All products are intended for research use only (RUO). Not for human, veterinary or therapeutic use.

Amount: 100 Tests
Available: In stock
available

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