C. diphtheriae produces diphtheria toxin which alters protein function in the host by inactivating the elongation factor EF-2. This causes pharyngitis and 'pseudomembrane' in the throat. The diphtheria toxin gene is encoded by a bacteriophage found in toxigenic strains, integrated into the bacterial chromosome.
See your dentist: Pain, bleeding and swelling following wisdom tooth extraction is usually at its worst 24 â 48 hours after surgery, after that it should subside stop. If bleeding persists for 6 days, it requires attention and you should call your dentist or an oral surgeon for follow up appointment. ...Read more.
Bite tightly on the gauze. After a tooth extraction, your dentist will place a gauze on the wound to stop the bleeding. Make sure to bite down tightly on the gauze to apply pressure to the area to stop bleeding. If heavy bleeding continues, you may need to reposition the gauze pack to cover the wound more directly. If you feel unusual pain after a week of extraction, visit your dentist. 2  Light bleeding and discolored saliva will be present during the first 12 to 24 hours. 3  If heavy bleeding has not stopped 3-4 hours after the procedure, visit your dentist immediately.