Ключевые слова: 3d, aureus, bacteria, bacterial, brain, cell, central, contamination, diplococci, diplococcus, disease, encephalitis, fever, headache, human, illustration, infection, inflammation, listeriosis, medical, medicine, meningitidis, meningitis, meningococci, meningococcus, microbe, microorganism, neisseria, nervous, neuron, neuronal, pneumococci, pneumococcus, pneumoniae, staphylococcus, streptococcus, system, tissue, virus,