Chagas disease is a human tropical parasitic disease which occurs in the Americas, particularly in South America. Its pathogenic agent is a flagellate protozoan named Trypanosoma cruzi, which is ...

Flagella and cilia are used in unicellular and multicellular eukaryotes for fast cell motility, rapid movement of material over cell surfaces, cell feeding and cell division. The structure of the ...

HARLEY is JBIOWN has made an important contribu our understanding of this subject (Ohio, 45, No. 6, 247; 1945). His paper begins an extensive and highly critical review of great amount of work already ...

Humankind's remotest relative is a very rare micro-organism from south-Norway. The discovery may provide an insight into what life looked like on earth almost one thousand million years ago.

The embargo for this release has been changed to 7 p.m. EST Sept. 12. In contrast to previous findings, it seems that the global distribution of macro- and microorganisms might be similar. A study in ...

Trichomonas vaginalis is a parasitic protozoan that, akin to some other protozoan parasites, exists only as a trophozoite and does not form a cyst. This human pathogen may be variable in size and ...