CAVALLINI JAMES / BSIP / SCIENCE PHOTO LIBRARY CAVALLINI JAMES / BSIP / SCIENCE PHOTO LIBRARY
Haemophilic influenzae (Pfeiffer's bacillus). Its unencapsulated strain is responsible for local infections : ear infections, sinusitis, pharyngitis, conjunctivitis. Its encapsulated strain can be responsible for : ear infections, meningitis, laryngitis occurring almost exclusively in children under the age of six, as well as septicemia and pneumonia. Optical microscope.
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