Stelara is administered as a subcutaneous injection by a health care provider. Remicade is given through IV infusion in a doctorâs office or infusion center. Biologics are prescribed for individuals with moderate to severe cases of plaque psoriasis and psoriatic arthritis.They are a viable option for those who have not responded to or have experienced harmful side effects from other treatments.emicade is given through IV infusion in a doctorâs office or infusion center. Biologics are prescribed for individuals with moderate to severe cases of plaque psoriasis and psoriatic arthritis. They are a viable option for those who have not responded to or have experienced harmful side effects from other treatments.
Gray matter: The cortex of the brain, which contains nerve cell bodies. The gray matter is so named because it is darker than the white matter, the part of the brain that contains myelinated nerve fibers. Last Editorial Review: 3/19/2012. Back to MedTerms online medical dictionary A-Z List.
The white matter, also known as substantia alba, is a neuron that is made up of extending, myelinated nerve fibers, or axons. It composes the structures at the center of the brain, like the thalamus and the hypothalamus.t is also the myelin that is responsible for the white appearance of the white matter. 60 percent of the brain is comprised of white matter. Summary: 1. Grey matter is made up of nerve cell bodies, and white matter is made up of fibers. 2.