Papilloma, intraductal
A benign, wart-like growth that occurs in breast ducts.
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- Papillomatosis
A disorder that is characterized by the growth of numerous papillomas (warts). For example, laryngeal papillomatosis is the presence of multiple papillomas on the vocal cords.
- Papillomatosis, juvenile laryngeal
Juvenile laryngeal papillomatosis involves the growth of numerous warty growths on the vocal cords in children and young adults. A baby can contract juvenile laryngeal papillomatosis by being contaminated with the human papilloma virus (HPV) during birth through the vaginal canal of a mother with genital warts (which are also due to HPV). Each year, […]
- p in population genetics
The frequency of the more common of two different alternative (allelic) versions of a gene. (The frequency of less common allele is q).
- p in biochemistry
The abbreviation for protein. For example, p53 is a protein (53 kilodaltons in size).
- p arm of a chromosome
The short arm of a chromosome. The “p” comes from the French “petit” meaning small. All human chromosomes have 2 arms – the p (short) arm and the q (long) arm – that are separated from each other only by a primary constriction, the centromere, the point at which the chromosome is attached to the […]