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2. Bipolar disorder - Wikipedia

   en.wikipedia.org/wiki/Bipolar_disorder

   Bipolar disorder. Bipolar disorder is characterized by episodes of depression and hypomania or mania. Bipolar disorder, previously known as manic depression, is a mental disorder characterized by periods of depression and periods of abnormally elevated mood that each last from days to weeks. [4][5] If the elevated mood is severe or associated ...

3. Epigenetics of bipolar disorder - Wikipedia

   en.wikipedia.org/.../Epigenetics_of_bipolar_disorder

   Epigenetics of bipolar disorder is the effect that epigenetics has on triggering and maintaining bipolar disorder. Bipolar disorder is a chronic mood disorder, characterized by manic and depressive episodes. The symptoms of a manic episode include high mood, low sleep, and reduced inhibition, while the symptoms of a depressive episode include ...

4. Minnesota Center for Twin and Family Research - Wikipedia

   en.wikipedia.org/wiki/Minnesota_Center_for_Twin...

   MTFS is a twin study established in June 1989 with 1300 same-gendered twin pairs age 11 or 17, with an additional cohort of 500 such pairs recruited around 2004. Twins were born between 1972 and 2000. [1] All twins born in Minnesota at that time were eligible to participate using birth registry data. Both identical and fraternal twins share ...

5. Biology of bipolar disorder - Wikipedia

   en.wikipedia.org/wiki/Biology_of_bipolar_disorder

   Biology of bipolar disorder. Bipolar disorder is an affective disorder characterized by periods of elevated and depressed mood. The cause and mechanism of bipolar disorder is not yet known, and the study of its biological origins is ongoing. Although no single gene causes the disorder, a number of genes are linked to increase risk of the ...

6. Dorret Boomsma - Wikipedia

   en.wikipedia.org/wiki/Dorret_Boomsma

   In short, identical (monozygotic) twins carry the same alleles for 100% of their genes whereas fraternal twins will carry different alleles at 50% of the genes for which their parents had different genotypes. So if some characteristic (say, depression) that is observed in one identical twin is always observed in the other one, but this does not ...

7. Maudsley Bipolar Twin Study - Wikipedia

   en.wikipedia.org/wiki/Maudsley_Bipolar_Twin_Study

   The Maudsley Bipolar Twin Study is an ongoing twin study of bipolar disorder running at the Institute of Psychiatry, King's College London since 2003. The study is investigating possible differences between people with a diagnosis of bipolar disorder and people without the diagnosis. In particular it is investigating difference in cognition and ...