*Trypanosoma cruzi* is a parasitic flagellated protozoan that causes American trypanosomiasis (Chagas disease), which is a tropical disease transmitted to humans through the bites of insect vectors.

*Trypanosoma cruzi*

*Trypanosoma brucei* is a parasitic protozoan that causes African trypanosomiasis (African sleeping sickness). It is transmitted to hosts via the bite of a tsetse fly (*Glossina* spp.) and subsequently colonizes the bloodstream and the brain, leading to symptoms such as confusion, sleep disturbances, and coordination loss, which are fatal if left untreated.

*Trypanosoma brucei*

Trypanosoma is a genus of euglenozoans containing parasites that cause African sleeping sickness and Chagas disease.

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Euglenozoans are a subgroup of the Excavata supergroup. Although some species are photosynthetic, they are not classified as algae because they are motile and ingest food.

Euglenozoans

https://openstax.org/details/books/microbiology/

Microbiology covers the scope and sequence requirements for a single-semester microbiology course for non-majors. The book presents the core concepts of microbiology with a focus on applications for careers in allied health. The pedagogical features of the text make the material interesting and accessible while maintaining the career-application focus and scientific rigor inherent in the subject matter. Microbiology’s art program enhances students’ understanding of concepts through clear and effective illustrations, diagrams, and photographs.

Microbiology is produced through a collaborative publishing agreement between OpenStax and the American Society for Microbiology Press. The book aligns with the curriculum guidelines of the American Society for Microbiology.

OpenStax Microbiology Textbook

Trypanosoma

Leishmania is a genus of trypanosomes within the euglenozoans that cause disfiguring skin disease and sometimes systemic illness.

Leishmania

Euglena is a genus of non-pathogenic euglenozoans. Its cells are characterized by having two flagella, a stigma (eyespot) to detect light, chloroplasts for conducting photosynthesis, and a pellicle composed of protein bands that supports the cell membrane and maintains cell shape.

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