Parasite Lysis
Parasite Lysis - Related Videos
07:46
On-site DNA Detection of Trypanosomatid Parasites and Nosema ceranae Through Alkaline Lysis Coupled to RPA/CRISPR/Cas12a System
0 Views •
2025
Here, we describe a simple and quick procedure for detecting DNA from bee pathogens, such as Lotmaria passim and Nosema ceranae, using an amplification-ready cell lysis, recombinase polymerase amplification, and CRISPR/Cas12a assays.
03:12
A Procedure for Bacterial Harvesting and Mechanical Lysis
0 Views •
2025
Source: Mercier, N., et al. MS2-Affinity Purification Coupled with RNA Sequencing in Gram-Positive Bacteria. J. Vis. Exp. (2021)This video demonstrates a step-by-step procedure for harvesting bacterial cells and mechanically lysing them to release intracellular contents.
03:34
Luciferase-Based Growth Assay to Quantify Intracellular Parasite Reproduction
0 Views •
2025
In this video, we demonstrate the luciferase assay to quantify the growth of the intracellular pathogen Toxoplasma gondii. Utilizing a strain of Toxoplasma that expresses luciferase enzyme after infecting the host cells, the luciferase activity is detected in the infected cell culture to determine the successful reproduction of the parasite.
06:56
An Assay for Quantifying Antibody-Mediated Phagocytosis of Parasite-Infected Erythrocytes
0 Views •
2025
This video demonstrates a flow cytometry-based phagocytosis assay involving labeled and opsonized Plasmodium falciparum-infected erythrocytes by monocytes. Flow cytometry identifies fluorescence in monocytes, confirming the successful identification of opsonized erythrocytes through phagocytosis.
13:39
Protocol for Production of a Genetic Cross of the Rodent Malaria Parasites
0 Views •
Cited by 9 •
2011
Genetic crosses of rodent malaria parasites are performed by feeding two genetically distinct parasites to mosquitoes. Recombinant progeny are cloned from mouse blood after allowing mosquitoes to bite infected mice. This video shows how to produce genetic crosses of Plasmodium yoelii and is applicable to other rodent malaria parasites.
FAQs
The chosen disruption mode determines which barriers are weakened and which analytes remain suitable for analysis. Mechanical force can be paired with detergents, enzymes, or freeze–thaw cycles, allowing researchers to address membranes and other structural barriers through complementary actions. This choice matters because inefficient disruption lowers recovery, whereas overly harsh conditions can compromise DNA, RNA, proteins, or other targets.
Mechanical force, detergents, enzymes, and freeze–thaw cycles offer different ways to weaken parasite material, but the source material does not identify one universally superior option. Their combination may be useful when a single approach does not provide adequate disruption. Comparing approaches should therefore focus on the intended analyte, expected recovery, preservation needs, and contamination control rather than on disruption alone.
Preserving the target analyte is as important as breaking the sample apart. Conditions should achieve enough disruption to release DNA, RNA, proteins, or other molecular contents without reducing their suitability for downstream analysis. This balance improves recovery and supports more reliable protein profiling, nucleic acid extraction, microscopy, diagnostic assay development, and molecular identification.
Parasite lysis conditions are influenced by the target molecule and the downstream purpose of the experiment. A protocol intended for nucleic acid extraction may prioritize DNA or RNA recovery, while protein profiling requires attention to protein preservation; microscopy may require different conditions. Matching the disruption strategy to the planned readout helps limit contamination and strengthens interpretation.
A practical workflow begins by identifying the analyte and selecting mechanical force, a detergent, an enzyme, freeze–thaw cycling, or a combination. The sample is then subjected to the chosen disruption conditions, after which the released contents can enter the appropriate analytical workflow. Evaluating recovery and contamination helps determine whether the conditions were effective for the intended biological technique.
Materials and equipment depend on the selected lysis strategy rather than following one fixed setup. The available options described for parasite lysis include tools that apply mechanical force, detergents, enzymes, and freeze–thaw treatment. Researchers choose among these or combine them according to the molecular target and analysis, so the setup should be planned around analyte stability and downstream compatibility.
Beyond sample preparation, the resulting lysates support several research and diagnostic goals. They can contribute to nucleic acid extraction, protein profiling, microscopy, diagnostic assay development, and molecular identification. In parasite studies, these outputs help investigate parasite biology, responses to drugs, and host–parasite interactions, linking the lysis step to both detection and broader biological interpretation.