Like other amoebas, they have adapted to a parasitic existence inside a person's large intestine, but under certain conditions they can cause a serious disease - amoebiasis.
In the external environment, intestinal amoeba survives well and in some cases can reproduce, but still, the most favorable place for it is the intestines of a person or other living organism.
The oral amoeba (Entamoeba gingivalis) is a type of unicellular organism (protist) of the sarcode type. It belongs to the suborder Amoebozoa and is one of six species of endoparasites of this group that can live inside a person.
These are intracellular parasites that are unable to exist outside the host organism. There are almost 1,300 species, represented by almost 200 genera.
Pneumocystis is a causative agent of a respiratory disease of the lungs that occurs in people from a risk group. This disease is not typical for healthy people, since the pathogen is opportunistic.
What are blastocysts? This is one of the varieties of protozoa that live and develop in the human intestinal cavity. This type of microorganism can cause a disease called blastocytosis.