He waved his hand.

Myxomycetes are a branch of biology, and their ecology and biological characteristics are being studied.

Bacillus subtilis subsp. natto plays an important role in the fermentation of natto.

The cholera bacterium infects humans through water and food.

The doctor told him that he might have been infected with leprosy bacteria.

Infection with candida is particularly dangerous for people with weakened immune systems.

Mycobacterium leprae is the bacterium that causes leprosy.

Oomycetes are known as plant pathogens.

The gills of this mushroom are very delicate.

His illness has completely vanished.