The full form of UPD depends on the context, as it can stand for different things. Here are the most common meanings:
- Uniparental Disomy: This is the most frequent meaning in a genetics or medical context.
Let's explore these further:
1. Uniparental Disomy (UPD)
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Definition: Uniparental disomy (UPD) occurs when a person inherits both copies of a chromosome pair from only one parent, instead of inheriting one copy from each parent.
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Implications: This can lead to genetic disorders, particularly if the chromosome contains imprinted genes (genes where expression depends on the parent of origin). UPD can disrupt normal gene expression patterns.
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Examples: Prader-Willi syndrome and Angelman syndrome are often associated with UPD involving chromosome 15.
Other Possible Meanings
While less common, UPD can also stand for other things depending on the specific field or industry. However, without more context, Uniparental Disomy is the most likely answer.
