A cell that forms the myelin sheath (a layer that covers and protects nerve cells) in the brain and spinal cord. An oligodendrocyte is a type of glial cell. … [Read more...]
Search Results for: brain
oligoastrocytoma
A brain tumor that forms from both oligodendrocytes and astrocytes, which are types of glial cells (cells that cover and protect nerve cells in the brain and … [Read more...]
olfactory transduction
A series of events in which cells in the nose bind to scent-bearing molecules and send electrical signals to the brain where they are perceived as smells. … [Read more...]
olfactory system
The parts of the body involved in sensing smell, including the nose and many parts of the brain. Smell may affect emotion, behavior, memory, and thought. … [Read more...]
PT-100
A substance being studied in the treatment of cancer, including certain types of lung, pancreas, and brain cancer. PT-100 may help the immune system block the … [Read more...]
psilocybine
A substance being studied in the treatment of anxiety or depression in patients with advanced cancer. It is taken from the mushroom Psilocybe mexicana. … [Read more...]
proton beam radiation therapy
A type of radiation therapy that uses streams of protons (tiny particles with a positive charge) that come from a special machine. This type of radiation kills … [Read more...]
prophylactic cranial irradiation
Radiation therapy to the head to reduce the risk that cancer will spread to the brain. … [Read more...]
prolactin
A hormone that is made by the pituitary gland (a pea-sized organ in the center of the brain). Prolactin causes a woman … [Read more...]
primitive neuroectodermal tumor
One of a group of cancers that develop from the same type of early cells, and share certain biochemical and genetic features. Some primitive neuroectodermal … [Read more...]