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Nine of the patients, ranging from 5 ft 7 in (1.70 m) to 6 ft 2 in (1.88 m) height, were found to have an extra Y chromosome, the XYY syndrome. [20] [21] [22] Jacobs hypothesized that men with XYY syndrome are more prone to aggressive and violent behavior than males with the normal XY karyotype, but the idea was later shown to be incorrect.
XYY syndrome, also known as Jacobs syndrome, is an aneuploid genetic condition in which a male has an extra Y chromosome. [1] There are usually few symptoms. [2] These may include being taller than average and an increased risk of learning disabilities. [1] [2] The person is generally otherwise normal, including typical rates of fertility. [1]
Despite her work being on XXY syndrome, the XYY syndrome is instead sometimes called Jacobs syndrome: [6] After it had been incidentally discovered by Avery Sandberg in 1961, [7] the syndrome was also found in a chromosome survey of 315 men at a hospital for developmentally disabled, made by Jacobs and hence considered the first little research ...
Manuel Delgado Villegas: known as El Arropiero [498] ("The Arrope Trader"), wandering criminal with XYY syndrome that confessed to 48 murders in Spain, France and Italy, including his girlfriend; considered guilty of seven and interned in a mental institution until his death in 1998.
His best-known works were his novels featuring semi-reformed cat burglar William 'Spider' Scott, an XYY man, whose extra 'Y' chromosome (in the erroneous-but-conventional wisdom of the time) gave him a pre-disposition towards criminality. After attempting to 'go straight', he finds his talents are in demand not only from the criminal underworld ...
The FBI has recently made public several photos from the investigation inside the Pentagon after the attacks of September 11, 2001. The images, posted to the FBI's records vault, give a new look ...
Manuel Delgado Villegas was born in Seville, Spain on 25 January 1943, the son of José Delgado Martín.His mother died while giving birth to him, at the age of 24. [3] The itinerant nature of his father's job as a salesman of arrope (a fruit concentrate produced in southern Spain and used to make sweets), hence the nickname El Arropiero, resulted in Delgado and his sister Joaquina being sent ...
In December, an unnamed plaintiff filed an amended complaint accusing Shawn Carter, better known as Jay-Z, and Combs of drugging and raping her in 2000, when she was 13 years old.. The incident ...