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Another patient with a deletion 14q11.2q13
L Govaerts1, J Toorman, M V Blij-Philipsen
1Department of Clinical Genetics, Veldhoven, The Netherlands.
Annales De Genetique
|January 1, 1996
Summary
This study details a rare de novo interstitial deletion on chromosome 14 (14)(q11.2q13). Genetic analysis confirmed the deletion originated from the paternal chromosome, with no other chromosomal abnormalities found.
Area of Science:
- Human Genetics
- Cytogenetics
- Molecular Biology
Background:
- Interstitial deletions of chromosome 14 are rare genetic events.
- Understanding the phenotypic consequences of specific chromosomal deletions is crucial for genetic diagnostics.
Observation:
- A case of a de novo interstitial deletion on chromosome 14, specifically del(14)(q11.2q13), is presented.
- Karyotyping revealed the deletion in 62 out of 63 cells analyzed.
- Fluorescence in situ hybridization (FISH) ruled out translocations or insertions, confirming the interstitial nature of the deletion.
Findings:
- Parental chromosome analysis indicated the deletion was of paternal origin.
- The patient's phenotype was compared to previously reported cases with similar deletions.
Implications:
- This case contributes to the understanding of the genetic basis and phenotypic spectrum associated with 14q11.2q13 deletions.
- Further research can elucidate the specific genes within the deleted region and their roles in development.