A mother says her “gut instinct” told her something was wrong with her baby boy immediately after she gave birth — and doctors soon delivered a devastating diagnosis. Hannah Doyle’s son, Zander, was ...

Chromosome 18q deletion (18q del) syndrome is a rare genetic disorder, affecting approximately 1 in 40,000 to 55,000 individuals, caused by the deletion of genetic material on the long arm of ...

Large and rare duplications and deletions in a chromosome region known as 22q11.2 , which involves genes that regulate cardiac development, are linked to nonsyndromic bicuspid aortic valve disease, ...

Individuals that share the same deletion of a portion of chromosome 16 are at risk of developing neurodevelopmental disorders, but some experience severe intellectual disability or developmental delay ...

Researchers at the Francis Crick Institute studying male mice engineered with different Y chromosome deletions have uncovered which genes on the mouse Y chromosome regulate the development of sperm ...

The Y chromosome is a type of sex chromosome, and in humans, only males are born with both an X and a Y chromosome, while females are born with only an X chromosome. However, it turns out that men ...

Large and rare duplications and deletions in a chromosome region known as 22q11.2 , which involves genes that regulate cardiac development, are linked to nonsyndromic bicuspid aortic valve disease.