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A pinealoma is a tumor of the pineal gland, a part of the brain that produces melatonin. If a pinealoma destroys the cells of the pineal gland in a child, it can cause precocious puberty . Signs and symptoms
The pineal gland is a small organ in the center of the brain that is responsible for controlling melatonin secretion. [2] Several tumors can occur in the area of the pineal gland, with the most aggressive being pineoblastoma.
Pineocytoma, is a rare, benign, slowly growing tumor of the pineal gland.The pineal gland is a small endocrine gland close to the center of the brain that secretes melatonin into the bloodstream.
In order to maintain a standard for Cell and molecular biology articles a standard color scheme should be used. The accepted colors for cellular locations are described in the table. Colors for other components, such as molecules, can be chosen at the discretion of the designer, however, the following should be considered:
Wikipedia requested biochemistry diagrams (7 P) Pages in category "Wikipedia requested biology diagrams" The following 16 pages are in this category, out of 16 total.
Employment opportunities in the biological illustration profession are fairly limited, full-time jobs are not often available, and many experienced illustrators are self-employed, on short-term contracts, or work in science communication careers with few illustration duties. Many illustrators prefer the flexibility of their own working ...
Ependymomas are composed of cells with regular, round to oval nuclei. There is a variably dense fibrillary background. Tumor cells may form gland-like round or elongated structures that resemble the embryologic ependymal canal, with long, delicate processes extending into the lumen; more frequently present are perivascular pseudorosettes in which tumor cells are arranged around vessels with an ...
A craniopharyngioma is a rare type of brain tumor derived from pituitary gland embryonic tissue [1] that occurs most commonly in children, but also affects adults. It may present at any age, even in the prenatal and neonatal periods, but peak incidence rates are childhood-onset at 5–14 years and adult-onset at 50–74 years. [2]