Kinetoplastids Trypanosoma
Kinetoplastids Trypanosoma - Related Videos
13:21
Establishment of Larval Zebrafish as an Animal Model to Investigate Trypanosoma cruzi Motility In Vivo
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Cited by 12 •
2017
In this protocol, fluorescently labeled T. cruzi were injected into transparent zebrafish larvae, and parasite motility was observed in vivo using light sheet fluorescence microscopy.
11:26
High-throughput Gene Tagging in Trypanosoma brucei
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Cited by 21 •
2016
Addition of a tag to a protein is a powerful way of gaining insight into its function. Here, we describe a protocol to endogenously tag hundreds of Trypanosoma brucei proteins in parallel such that genome scale tagging is achievable.
08:50
Measuring Dynamic Glycosomal pH Changes in Living Trypanosoma brucei
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Cited by 1 •
2024
We describe a method to study how pH responds to environmental cues in the glycosomes of the bloodstream form of African trypanosomes. This approach involves a pH-sensitive heritable protein sensor in combination with flow cytometry to measure pH dynamics, both as a time-course assay and in a high-throughput screen format.
15:25
Examination of the Telomere G-overhang Structure in Trypanosoma brucei
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Cited by 11 •
2011
Telomeres are essential for chromosome stability and the telomere G-overhang structure is essential for telomerase-mediated telomere maintenance. We have recently adopted two methods for detecting the telomere G-overhang structure in Trypanosoma brucei, which are native in-gel hybridization and ligation-mediated primer extension, which will be described.
08:44
Isolation of F1-ATPase from the Parasitic Protist Trypanosoma brucei
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Cited by 1 •
2019
This protocol describes the purification of F1-ATPase from the cultured insect stage of Trypanosoma brucei. The procedure yields a highly pure, homogeneous, and active complex suitable for structural and enzymatic studies.
FAQs
RNA editing uses information associated with kinetoplast DNA to modify mitochondrial transcripts, allowing genes encoded in the parasite’s mitochondrion to be expressed. The relevant DNA is divided between interlocked minicircles and maxicircles, so studying their organization and editing provides a way to investigate unusual mechanisms of gene regulation in eukaryotic cells.
Successful transmission depends on developmental adaptation to two contrasting environments. During alternating host and vector stages, these parasites change morphology and metabolism rather than maintaining one fixed cellular state. Comparing those changes helps explain how environmental conditions shape parasite development and how life-cycle transitions contribute to infection.
Their interlocked arrangement creates a distinctive mitochondrial genome architecture rather than a conventional single DNA molecule. Minicircles and maxicircles are associated with mitochondrial gene expression through RNA editing, making them useful for examining genome organization, organelle function, and the evolution of specialized cellular systems in unicellular eukaryotes.
Studies of these parasites show how a eukaryotic microbe responds to vertebrate and insect environments while maintaining a complex developmental cycle. Linking stage-specific morphology and metabolism with infection research helps investigators analyze host-pathogen interactions and immune evasion, connecting cellular changes to disease-relevant biological outcomes.
Different Trypanosoma research contexts inform work on both sleeping sickness and Chagas disease, two important disease areas associated with these parasites. Investigators can use knowledge of parasite development, host interaction, and mitochondrial biology to support diagnostic research and identify biological processes that may provide therapeutic targets.
Kinetoplastids provide a combined system for studying cell biology, evolution, and infectious disease. Their unusual mitochondrial genome, RNA editing, host-vector transitions, and immune-evasion biology offer connected research questions rather than isolated traits. This breadth allows findings about genome organization or development to be considered alongside parasite transmission, diagnosis, and treatment.