Neutrophil Lipids
Neutrophil Lipids - Related Videos
02:57
Isolation of Lipids from Human Blood-Derived Neutrophils by Biphasic Separation
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2025
This video demonstrates lipid isolation from human neutrophils by a biphasic solvent system using methanol and chloroform.
03:59
High-Performance Thin Layer Chromatography: A Technique for Preliminary Separation and Quantification of Lipids From Neutrophils
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2025
This video demonstrates a technique for the preliminary separation and quantification of lipids from human peripheral blood-derived neutrophils. This technique helps in the initial evaluation of target analytes before proceeding with HPLC.
10:58
Methods to Study Lipid Alterations in Neutrophils and the Subsequent Formation of Neutrophil Extracellular Traps
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Cited by 5 •
2017
Lipids are known to play an important role in cellular functions. Here, we describe a method to determine the lipid composition of neutrophils, with emphasis on the cholesterol level, by using both HPTLC and HPLC to gain a better understanding of the underlying mechanisms of neutrophil extracellular trap formation.
04:32
Induction and Visualization of Neutrophil Extracellular Traps in Pre-Labeled Neutrophils
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2025
This video demonstrates the induction and visualization of neutrophil extracellular traps or NETs in pre-labeled neutrophils using patient serum containing anti-neutrophil cytoplasmic antibodies. Furthermore, using an impermeable DNA dye and fluorescence microscopy enables the visualization of NETs.
07:12
Neutrophil Isolation Protocol
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Cited by 173 •
2008
Neutrophils are among the first cells to arrive on the site of inflammatory immune response, and their functions and mechanisms have been studied extensively in vitro. We demonstrate a standard density gradient separation method to isolate human neutrophils from whole blood using commercially available separation media.
FAQs
Activation can make membrane phospholipids available to phospholipases, which release arachidonic acid. This fatty acid then serves as a substrate for conversion into eicosanoids and other lipid mediators. The sequence links a change in membrane lipid composition to signaling outputs, allowing neutrophil responses to be studied as biochemical consequences of activation.
Lipid droplets can be viewed as intracellular storage and organizational sites for lipid substrates. By retaining these materials within neutrophils, they may help coordinate availability for cellular needs while membrane phospholipids remain available for signaling-related release. Examining droplet distribution with imaging therefore adds spatial information to chemical measurements.
Arachidonic acid release provides a mechanistic link between neutrophil activation and mediator production. Measuring this step, together with downstream eicosanoids or other lipid mediators, can help connect an upstream phospholipase event with inflammatory signaling. That relationship is useful when interpreting how lipid changes may influence the balance between antimicrobial defense and inflammation.
Lipid extraction prepares the diverse molecules in neutrophil samples for downstream characterization. It is especially useful as the starting analytical step before chromatography or mass spectrometry, because those techniques can then examine the extracted lipid composition in greater detail. This workflow supports comparisons of lipid-associated changes linked to activation or inflammatory signaling.
Chromatography and mass spectrometry contribute different analytical views of neutrophil lipids within a characterization workflow. When combined with lipid extraction, they help investigate the molecular composition of a sample, while comparison with imaging can add information about where those lipids are distributed. Together, these techniques connect chemical characterization with cellular organization.
Imaging adds spatial context to information obtained through extraction, chromatography, and mass spectrometry. It can show how lipids or lipid droplets are distributed within neutrophils, helping researchers relate molecular measurements to cellular organization. This is particularly relevant when asking whether activation-associated lipid changes are localized rather than uniformly present throughout the cell.
Neutrophil lipid studies can connect biochemical measurements with immune function. By examining phospholipase-dependent arachidonic acid release, downstream eicosanoid production, lipid-droplet organization, and inflammatory signaling, researchers can investigate how cells coordinate antimicrobial defense. The resulting knowledge may clarify immune disorders and identify lipid-related processes that could serve as therapeutic targets.