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XYY syndrome, also known as Jacobs syndrome, is an aneuploid genetic condition in which a male has an extra Y chromosome. There are usually few symptoms. [2] These may include being taller than average and an increased risk of learning disabilities .
Objective To investigate the criminal pattern in men between 15 and 70 years of age diagnosed with 47,XXY (Klinefelter's syndrome (KS)) or 47,XYY compared to the general population.
- Kirstine Stochholm, Anders Bojesen, Anne Skakkebæk Jensen, Svend Juul, Claus Højbjerg Gravholt
- 2012
Jun 7, 2017 · XYY syndrome is a genetic condition that occurs when a male has an extra copy of the Y chromosome in each of their cells (XYY). Sometimes, this mutation is only present in some cells. Males...
May 1, 2015 · Analysis of the most significant and frequent phenotypic expressions of the 47,XYY syndrome, including somatic, psychic and behavioral ones. • Evaluation of a possible connection between 47,XYY and deviance. •
- Laura Re, Jutta M. Birkhoff
- 2015
Dec 6, 2012 · Slowly, as the suppositions of the 1960s give way to current research, the public is changing its thinking on XYY syndrome. Few people today believe that an extra Y chromosome condemns its owner to a life of violent crime. Genetic counselors explain the condition to families and teach ways to nurture XYY boys.
Oct 3, 2012 · XYY syndrome is a rare chromosomal disorder that affects males. It is caused by the presence of an extra Y chromosome. Males normally have one X and one Y chromosome. However, individuals with this syndrome have one X and two Y chromosomes. Affected individuals are usually very tall. Many experience severe acne during adolescence.
Feb 25, 2015 · They were looking for chromosomal abnormalities in tall, aggressive men in the hopes that they could link violent crime to a rare genetic disorder that had just been discovered, XYY syndrome.
