Botulism is a rare but serious paralytic illness caused by a nerve toxin produced by the bacterium Clostridium botulinum (klos-trih-dee-um bot-u-li-num). Human botulism is mainly caused by four of the seven recognized types of Clostridium botulinum bacteria: types A, E, rarely F and possibly G. The recorded history of botulism began in 1735, when the disease was first associated with the consumption of sausage.
Warts occur in a variety of shapes and sizes. A wart may appear as a bump with a rough surface, or it may be flat and smooth. Tiny blood vessels (capillaries) grow into the core of the wart to supply it with blood.
A answered. Common warts are small skin growths caused by one type of the human papillomavirus (HPV). Generally, warts are harmless. Sometimes they go away on their own, and sometimes they are removed, although they don't generally cause problems if left untreated. If you do want to get rid of warts, there are many available options. You can treat warts at home with an over-the-counter salicylic acid treatment.