[Ultramicroscopic features of cells and vessels of the spleen (experimental study)].

Objective: Introduction: The spleen is a multifunctional odd organ, which is a biological filter, but its structure in experimental animals is not fully understood.

Patients And Methods: Materials and methods: The ultramicroscopic structure of the cells and vessels of the spleen of amphibian animals (Pelophylax lessonae С. - the pool frog and Pelophylax ridibundus Р.