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Human homologue for the mouse mutant disorganisation: does it exist?
K K Naguib1, M S Hamoud, E S Khalil
1Kuwait Medical Genetics Centre, Maternity Hospital, Safat.
Journal of Medical Genetics
|February 1, 1991
Summary
A human infant presented with severe limb and organ defects, mirroring those observed in mice with a disorganisation (DS) gene mutation. This suggests a potential human homologue for the DS gene, crucial for developmental biology research.
Area of Science:
- Developmental Biology
- Human Genetics
- Medical Case Reports
Background:
- The disorganisation (DS) gene in mice is known to cause developmental abnormalities.
- Understanding gene function in animal models can provide insights into human development and disease.
Observation:
- A newborn male infant exhibited multiple congenital anomalies.
- These anomalies included complete absence of the left lower limb and pelvic bone, abdominal wall hamartomas, genital abnormalities, and vertebral defects.
Findings:
- The infant's phenotype closely resembled that of mice heterozygous for the mutant disorganisation (DS) gene.
- This phenotypic similarity suggests a potential conserved role for the DS gene or its homologue in human development.
Implications:
- The findings support the hypothesis of a human homologue for the mouse DS gene.
- This discovery could advance research into the genetic basis of human congenital malformations and developmental disorders.