Chromosomal mosaicism goes global
2008
Understanding Chromosomal Mosaicism
Editorial
Evidence: moderate
Author Information
Author(s): Iourov Ivan Y, Vorsanova Svetlana G, Yurov Yuri B
Primary Institution: National Research Center of Mental Health, Russian Academy of Medical Sciences, Moscow, Russia
Hypothesis
Chromosomal mosaicism contributes significantly to genetic diversity and human diseases.
Conclusion
Chromosomal mosaicism is more common and biologically significant than previously thought, impacting various aspects of human health and development.
Supporting Evidence
- Chromosomal mosaicism is frequently observed in human foetuses, with rates of 25% in spontaneous abortions.
- It is involved in various diseases, including psychiatric disorders and autoimmune diseases.
- Chromosomal mosaicism contributes to genetic diversity and is significant in prenatal development.
Takeaway
Chromosomal mosaicism means that some cells in a person have different chromosomes than others, and this can affect health and development.
Limitations
The study highlights the technical challenges in detecting chromosomal mosaicism and the limited availability of human tissues for research.
Digital Object Identifier (DOI)
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