"Kinetochore" Pronounce,Meaning And Examples

"Kinetochore" Meaning

The kinetochore is a complex protein structure that forms on the centromere of a chromosome during mitosis and meiosis. It plays a crucial role in the attachment of the chromosome to the spindle fibers during cell division, ensuring accurate segregation of chromosomes to daughter cells.

"Kinetochore" Examples

Kinetochore

Definition:

A kinetochore is a specialized structure found on the centromere of each sister chromatid of a chromosome. It plays a crucial role in the attachment of the chromatids to the spindle fibers during cell division.

Usage Examples:

During mitosis, the kinetochore forms a connection between the chromosomes and the spindle fibers, ensuring that the chromosomes are properly segregated into daughter cells.
The kinetochore is a complex structure composed of multiple proteins, which work together to facilitate the attachment and Congress of chromosomes to the spindle fibers.
Researchers have found that the kinetochore is critical for maintaining genome stability, as abnormalities in its structure or function can lead to chromosome missegregation and aneuploidy.
In cancer cells, the kinetochore is often disregulated, leading to rapid cell proliferation and tumor progression.
The study of kinetochore function and regulation has significant implications for our understanding of human diseases, including cancer and birth defects that arise from chromosomal abnormalities.

References:

Alberts et al. (2002). Molecular Biology of the Cell. 5th edition. New York: Garland Science.
Schlacher et al. (2009). Chromosome segregation: the many faces of kinetochore function. Journal of Cell Science, 122(Pt 19), 3161-3172.