Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector7827110.17816/kazmj78271MiscellaneousTo the method of studying the structure of bacteria. F.Ya. Kitaev (Vest. Mikr. i Epid., 1926, vol. 3)151019262210117811781808202118082021Copyright © 1926, Board E.1926<p>The author found that such microbes as diphtheria, typhoid and anthrax bacilli have clearly differentiated nuclei. The latter, however, are mostly invisible due to the presence in the bacterial cell of a protein substance (deutoplasm), which has the ability to perceive coloring particularly well; surrounding the nucleus on all sides, this substance makes it invisible.</p>Kazan Medical archiveКазанский медицинский архив