THE CATHEPSIN-D EXPRESSION IN THE CYTO-INVASIVE STAGES OF COCCIDIA IN INTESTINAL MUCOSA OF CHICKENS, AND THE RELEVANCE OF THIS PROTEINASE FOR INTRACELLULAR PENETRATION AND SPREADING OF COCCIDIA IN HOST TISSUES
Biomedical Papers/Biomedical Papers of the Faculty of Medicine of Palacký University, Olomouc Czech Republic