Spheroplast-like cells of pneumococci.
D002555:Cerebrospinal Fluid; D006801:Humans; D066298:In Vitro Techniques; D008586:Meningitis, Pneumococcal / Q000188:drug therapy; D010406:Penicillins / Q000494:pharmacology*; D013296:Streptococcus pneumoniae / Q000166:cytology* / Q000187:drug effects*
D010406:Penicillins