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Pathogenic bacteria need to interact with their host to establish an infection and to maintain it successfully afterwards. This requires to " understand " signals of the immune-system and to " respond " appropriately when the host tries to defend himself. Part of the response of successful pathogens is secretion of so called virulence factors which(More)
The prevalence of sexually transmitted disease (STD), pelvic inflammatory disease (PID), and cervical cancer, and the relation between these conditions were studied in 2111 Ethiopian women. Early sexual activity was associated with an increase in prevalence rates of STD and PID; possible aetiological factors include physical and immunological immaturity of(More)
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