Unformatted text preview: when a baby begins nursing and eating food more organisms are added. The development of the digestive system would be abnormal without organisms present. If the normal microbiota gets out of balance due to antibiotic therapy a normal inhabitant may selectively survive and cause problems. Digestive problems after antibiotic therapy are almost always due to Clostridium difficile. Its spores probably resist the antibiotics then germinate after therapy is over. Result = diarrhea and other complaints. Urogenital and Oral Yeast infections also can result from imbalances in host microbiota. The white patches of yeast shown cannot be scraped off because the Candida yeast produces hypae like a mold which invades and anchors the organism to the tissue. Transients are organisms that cause no harm but remain for a short time on the host....
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- Fall '09
- Bacteria, normal microbiota, NON-SPECIFIC HOST FACTORS