Plasmodium Falciparum
Plasmodium Falciparum - Related Videos
05:20
Separation of Plasmodium falciparum Late Stage-infected Erythrocytes by Magnetic Means
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Cited by 7 •
2013
The paramagnetic properties of hemozoin are used to isolate late stages of Plasmodium falciparum-infected red blood cells growing in culture. The method is simple and fast and does not affect the subsequent invasive capabilities of the parasites.
10:22
Methods to Investigate the Regulatory Role of Small RNAs and Ribosomal Occupancy of Plasmodium falciparum
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2015
Human microRNAs translocate from host erythrocytes to Plasmodium falciparum parasites. Here, the techniques used to transfect synthetic microRNAs into host erythrocytes and isolate all RNAs from P. falciparum are described. In addition, this paper will detail a method of polysome isolation in P. falciparum to determine the ribosomal occupancy and translational potential of parasite transcripts.
10:38
High Yield Purification of Plasmodium falciparum Merozoites For Use in Opsonizing Antibody Assays
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Cited by 18 •
2014
Measuring antibody function is key to understanding immunity to Plasmodium falciparum malaria. This method describes the purification of viable merozoites, and measurement of opsonization-dependent phagocytosis by flow cytometry.
14:10
Protocol for Plasmodium falciparum Infections in Mosquitoes and Infection Phenotype Determination
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Cited by 9 •
2007
Once a gene is identified as potentially refractory for malaria, it must be evaluated for its role in preventing Plasmodium infections within the mosquito. This protocol illustrates how the extent of plasmodium infections of mosquitoes can be assayed. The techniques for preparing the gametocyte culture, membrane feeding mosquitoes human blood, and assaying viral titers in the mosquito midgut are demonstrated.
10:09
Selection of Plasmodium falciparum Parasites for Cytoadhesion to Human Brain Endothelial Cells
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Cited by 23 •
2012
An in vitro model for cerebral malaria sequestration is described1. Plasmodium falciparum infected red blood cells are selected for binding to immortalized human brain microvascular endothelial cells. The selected parasites show a distinct phenotype. The selection process can be applied using various P. falciparum strains and endothelial cell lines.
FAQs
After multiplying inside liver cells, the parasite enters red blood cells and undergoes repeated cycles of asexual replication. Each cycle ends with rupture of the infected cell and release of parasites that can invade additional red blood cells. This recurring pattern connects parasite multiplication with the fever and other symptoms associated with malaria.
Sequestration places infected red blood cells in small blood vessels rather than leaving them fully available in circulation. This behavior is important because it links the parasite’s cellular biology with malaria-associated organ damage. For this reason, P. falciparum provides a useful system for studying how infection can contribute to severe disease.
Some parasites developing in the human host become sexual forms rather than continuing only through asexual replication. These forms are important because they enable transmission back to mosquitoes, connecting infection in humans with continuation of the parasite’s life cycle in its vector. Their presence therefore matters to studies of malaria transmission and control.
Its association with severe, often life-threatening malaria makes P. falciparum a central organism for investigating the biological basis of serious disease. In particular, researchers can examine how red blood cell infection, repeated parasite release, and sequestration in small vessels relate to clinical severity and organ damage.
The distinct stages of the parasite’s life cycle provide a biological framework for recognizing infection as it progresses through liver cells, red blood cells, and sexual forms. Understanding these stages helps place diagnostic work within the parasite’s development and transmission pattern, rather than treating malaria as a single, unchanging biological state.
The parasite’s multistage life cycle gives researchers a framework for evaluating interventions across liver infection, asexual blood-stage replication, and transmission-related forms. Antimalarial drug development can address the disease-producing replication cycle, while vaccine research can consider the different stages that occur during infection and transmission.
Vector-control research must account for the connection between infected humans and Anopheles mosquitoes. Sexual forms in the human host enable transmission back to mosquitoes, so the life cycle identifies a biologically important link for interrupting spread. This perspective complements studies focused on treating infection within human cells.