LIFESCI 2G03 Lecture Notes - Lecture 11: Amniocentesis, Xyy Syndrome, Trisomy
23 Mar 2018
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Characterized by excretion of high amounts of alkapton (homogentisic acid) in the urine. Rare autosomal recessive condition (almost all persons born with the condition (aa) will be offspring of unaffected carrier (aa) parents) Among your siblings, how many males and how many females are there. Harvard child psychiatrist stanley walzer and harvard medical school geneticist. By 1968 they were screening all newborn males at boston hospital for women and following up by studying the development of those with abnormal karyotypes like xyy or xxy. Screen them then follow up on their development. Studying the boys overtime, seeing if they develop any signs of criminal behaviors. They are influencing the parents/teachers of these kids. This may cause the kids to display symptoms even more. An amniocentesis is a diagnostic test usually done between 15 to 20 weeks of pregnancy. A karyotype or fish test is done to look at the fetal chromosomes.
