Fluorescent Plasma Reagent
Fluorescent Plasma Reagent - Related Videos
10:17
Preparing Anhydrous Reagents and Equipment
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2023
Source: Laboratory of Dr. Dana Lashley - College of William and Mary Demonstrated by: Timothy Beck and Lucas Arney Many reactions in organic chemistry are moisture-sensitive and must be carried out under careful exclusion of water. In these cases the reagents have a high affinity to react with water from the atmosphere and if left exposed the desired reaction will not take place or give poor yields, because the reactants are chemically altered. In order to prevent undesired reactions with H2O...
08:42
How to Ignite an Atmospheric Pressure Microwave Plasma Torch without Any Additional Igniters
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Cited by 26 •
2015
This movie shows how an atmospheric plasma torch can be ignited by microwaves with no additional igniters and provides a stable and continuous plasma operation suitable for plenty of applications.
07:27
The Development of Lyophilized Loop-mediated Isothermal Amplification Reagents for the Detection of Coxiella burnetii
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Cited by 7 •
2016
We described here a simple loop-mediated isothermal amplification (LAMP) method using lyophilized reagents for the detection of C. burnetii in patient samples.
08:36
An Atmospheric Pressure Plasma Setup to Investigate the Reactive Species Formation
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Cited by 20 •
2016
An experimental setup was created for the helium-operated kHz frequency plasma jet. The setup includes a cage for the plasma power supply and jet and an in-house built reactor to monitor plasma-induced reactive species without the interference of the ambient atmosphere.
01:26
EDTA: Auxiliary Complexing Reagents
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2024
EDTA titrations are usually carried out in highly basic conditions, where the fully deprotonated form of EDTA, Y4−, actively complexes with the free metal ions in the solution. Several metal ions precipitate as hydrous oxide (hydroxides, oxides, or oxyhydroxides) under these conditions, lowering the concentration of free metal ions in the solution. For this reason, auxiliary complexing agents or ligands such as ammonia, tartrate, citrate, or triethanolamine are used in EDTA titrations to...
FAQs
The fluorophore acts as the signal-generating component. At an appropriate excitation wavelength, it absorbs energy and then releases light at a longer wavelength. If the attached antibody, antigen, or other binding molecule participates in target recognition, the resulting fluorescence links the optical signal to the presence or measurement of that target. This conversion makes immune interactions experimentally observable.
The attached molecule determines which event the assay can report. An antibody can support detection of an antigen or another recognized target, whereas an antigen can help reveal antibodies in plasma. Other binding molecules can be used when the assay is designed around a particular interaction. Reagent design therefore connects fluorescence with the biological question being tested.
Suitability depends on whether the reagent’s binding component recognizes the target of interest and whether its fluorescent output fits the chosen assay format. The target may be an antibody, antigen, immune complex, or pathogen-associated marker. Matching these elements allows the signal to represent the immune or infection-related interaction that the study is designed to examine.
Each platform uses the fluorescence signal to address a somewhat different measurement task. Immunofluorescence and microscopy support observation of labeled interactions, while flow cytometry and fluorescence-based immunoassays support signal-based analysis of plasma targets. The reagent therefore functions across imaging and measurement workflows, although the specific format determines how the fluorescent response is recorded.
These reagents can support detection or measurement of antibodies, antigens, immune complexes, and pathogen-associated markers. The relevant target depends on the binding molecule incorporated into the reagent and the assay design. Measuring these different target classes enables researchers to compare immune-related signals or investigate markers associated with infection within plasma-based experiments.
Fluorescence converts otherwise difficult-to-see interactions into signals that can be compared quantitatively. In immunology, this supports comparison of immune responses; in infection research, it can help examine pathogen-associated markers and host-pathogen interactions. The resulting measurements are useful for diagnostic research and for studying how immune recognition relates to infection.