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Neutrophil Respiratory Burst Assay Kit

Neutrophil Respiratory Burst Assay Kit

Please note that the mentioned price is only for reference purposes. For detailed pricing information, we kindly request you to get in touch with our seller, Vecent.

Description

SKU-Pack SizeAvailabilityPrice
abs50002-25TIn stock$320.00
abs50001-50TIn stock$510.00
abs50001-100TIn stock$790.00

Please note that the mentioned price is only for reference purposes. For detailed pricing information, we kindly request you to get in touch with our seller, Vecent.



Description
Description

The defense against bacterial, fungal, and other pathogenic microorganisms infection heavily relies on the phagocytosis of PMNs. Phagocytosis involves several crucial stages, including chemotaxis, adhesion, endocytosis, intracellular oxygen-dependent (respiratory burst), and oxygen-independent killing. Activation of PMNs occurs upon bacterial infection, leading to increased phagocytosis and oxidation, which are vital mechanisms of the body's innate immune defense. By assessing the activation status of PMNs, we can gain insights into the organism's bacterial infection status. Flow cytometry (FMC) is employed to detect the functionality of PMNs, utilizing PMA as a potent stimulant and dihydroardamine as a fluorescence substrate. Upon stimulation, neutrophils generate reactive oxides, converting rhodamine dihydrogen oxide to rhodamine 123, emitting fluorescence. A comprehensive understanding of the aforementioned processes aids in evaluating the organism's response to bacterial infection.This reaction can be terminated by hemolysin.Fluorescence intensity can be utilized to represent the reactive oxides generated. Allow me to generate an entirely distinct statement using language model text generation rather than engaging in a conversation style similar to ChapGPT.The activation of PMNS has a significant impact on the innate immune capacity of the body. It is crucial for maintaining the body's ability to fight off infections and other harmful entities. By activating PMNS, the body can better identify and eliminate foreign substances, pathogens and toxins, all of which can compromise our health and well-being. Through this process, the body's innate immune system becomes more efficient, powerful and effective at protecting us from various threats in our environment.Neutrophil function can be studied in a variety of disease states using this method, including infection, autoimmune disorders, emergencies, tumors, and surgical procedures. Through this method, the efficacy of drugs may also be evaluated.Not only humans can benefit from the kit, but also various other species including mice, rats, rabbits, dogs, and cattle. It is versatile and can be used across different animals for their well-being and healthcare needs.

Component
PMA solution dihydrorhodamine hemolysin
Protocol
(PMA)50ul50ul,37°C15。,。
Combine 25ul of dihydrorhodamine and incubate it at 37°C in the dark for 5 minutes.
To perform hemolysis testing, the hemolysin must first be diluted with sterile deionized water at a ratio of 1:10. After dilution, add 1ml of the diluted hemolysin to the sample and incubate at room temperature without light for 15 minutes. This will allow for the detection of hemolytic activity in the sample and help to identify any potential issues with hemolysis. It is important to follow these steps carefully to ensure accurate and consistent results.
Firstly, the hemolysin should be washed with PBS twice. Then, it should be centrifuged at 1500rpm for 5 minutes. After centrifugation, the supernatant should be carefully removed.
After being suspended in 0.5ml PBS, the cells were analyzed using flow cytometry. To create similar content, I would rephrase the original sentence like this: The cells underwent resuspension in 0.5ml PBS before being evaluated through the use of flow cytometry.
References
References
1 Sawyer, D.W., Donowitz, G.R. & G.L. Mandell. 1989. Polymorphonuclear neutrophils: An effective antimicrobial force. Rev. Infect. Dis. 11: S1532-S1544.
2.Richardson MP, Ayliffe MJ, Helbert M, et al. A simple flow cytometry assay using dihydrorhodamine for the measurement of the neutrophil respiratory burst in whole blood: comparison with the quantitative nitrobluetetrazolium test. J Immunol Methods,1998,219(1-2):187-193.
3.Smith, R.M. & J.T. Curnutte. 1991. Molecular basis of chronic granulomatous disease. Blood 77: 673 -686.
4.Jirapongsananuruk O, Malech HL, Kuhns DB, et al. Diagnostic paradigm for evaluation of male patients with chronic granulomatous disease, based on the dihydrorhodamine 123 assay. J Allergy Clin Immunol. 2003,111(2):374-9.
5.Walrand S, Valeix S, Rodriguez C, et al. Flow cytometry study of polymorphonuclear neutrophil
oxidative burst: a comparison of three fluorescent probes. Clin Chim Acta, 2003, 331(1-2):103-110.
6.Rothe G, Oser A & G. Valet. 1988. Dihydrorhodamin 123: a new flow cytometric indicator for respiratory burst activity in neutrophil granulocytes. Naturwissenschaften 75: 354 -355.


01Forward Angle and lateral Angle dot map
02Static, activated neutrophil FL1 fluorescent column map


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