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Parasitological Laboratory Techniques

Class at Faculty of Science |
MB160C34

Syllabus

Staining methods, manipulation with laboratory mouse  

- blood smear, thick drop

- staining of dry smears by Giemsy-Romanowski method

- fast staining by Dade Diff-Quik

- manipulation with laboratory mouse, infection with Trypanosoma brucei, Plasmodium berghei  

Fluorescent staining methods  

- vital staining with acridine orange

- nuclear staining by Hoechst or DAPI

- pH sensitive fluorescent probes

- FITC labeling

- immunofluorescence on wet mounts  

Basic cultivation techniques  

- preparation of antibiotic stock solutions

- isolation of the Tritrichomonas foetus axenic culture using a migration tube

- passage of axenic cultures, sterility test

- freezing techniques, cryopreservation of protozoa  

 Cloning  

- Isolation of clones by dilution method (Tetrahymena pyriformis)

- isolation of clones by limiting dilution method (Trichomonas vaginalis)

- isolation of clones on agar plates (Crithidia fasciculata)  

Quantitative work with protists  

- Work with Burker's counting chamber

- calculation of cell concentration

- evaluation of the growth experiment, calculation of doubling time from growth curves  

ELISA  

- use in diagnostics

- test for the presence of antibodies against Toxoplasma gondii  

PCR  

- use in diagnostics

- PCR test for human pathogens / commensals

- DNA isolation methods

- DNA electrophoresis, visualization  

Preparation and isolation of recombinant protein  

- work with bacterial culture, conditions of induction and expression of foreign protein

- protein isolation in native and denatured form by affinity chromatography

- analysis of protein sample by electrophoresis

- electrophoretic methods  

In 2020, new methods will be introduced from the insect vector and helminthology fields.

Annotation

Basic parasitological and general experimental laboratory methods including staining procedures (preparation and staining of blood smears according to Giemsa-Romanowski or using Dade Diff-Quik), handling of laboratory mice, cultivation techniques (maintenance of axenic cultures, cell counting and cloning, growth and axenization experiments, calculation of growth parameters), immunological methods (ELISA, indirect immunofluorescence), DNA isolation, diagnostic PCR, isolation of recombinant protein, electrophoretic methods etc.