Because Parkinsonâs disease symptoms are due to a deficiency of the brain chemical dopamine, the main drug treatments help increase dopamine levels in the brain. Levadopa, usually combined with carbidopa, is the standard drug treatment.
Here are all the possible meanings and translations of the word poison-ivy. Wiktionary(0.00 / 0 votes)Rate this definition: poison-ivy(Noun) A woody vine plant in the family Anacardiaceae well-known for its ability to produce urushiol, a skin irritant that causes an itching rash for most people.
Poison ivy is a haptin meaning a small molecule. It must bind skin tissue to form an allergic reaction. Once it binds to skin, poison ivy does not come off so it can not be transferred to you or another person. Poison ivy rash is contracted by contact with the oil, urushiol.