Normal brain is made up of several cell types including neurons, the main functional cell of the brain, and glia, which play a supportive role to the neurons. Glia are further subdivided into different types, each type with a different function, including oligodendrocytes which cover the axons of neurons with…
The family of tumors known as germ cell tumors can develop anywhere in the body, most commonly in the male testicles and female ovaries, but also in other locations in the pelvis, abdomen, chest and brain. These tumors are considered to arise from nests of embryonic cells that were traveling…

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