[Action of silicium dioxide, coal and calcium carbonate powders on immunity reactions].
D000818:Animals; D000917:Antibody Formation / Q000187:drug effects*; D002119:Calcium Carbonate / Q000494:pharmacology*; D003031:Coal; D011008:Pneumococcal Infections / Q000276:immunology*; D011817:Rabbits; D012825:Silicon / Q000494:pharmacology*; D014611:Vaccination
D003031:Coal; D002119:Calcium Carbonate; D012825:Silicon
Acţiunea pulberilor de bioxid de siliciu, cărbune şi carbonat de calciu asupra reacţiilor de imunitate.