UNIPARENTAL DISOMIES
\jˈuːnɪpˌe͡əɹəntə͡l dɪsˈɒmɪz], \jˈuːnɪpˌeəɹəntəl dɪsˈɒmɪz], \j_ˈuː_n_ɪ_p_ˌeə_ɹ_ə_n_t_əl d_ɪ_s_ˈɒ_m_ɪ_z]\
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The presence in a cell of two paired chromosomes from the same parent, with no chromosome of that pair from the other parent. This chromosome composition stems from non-disjunction (NONDISJUNCTION, GENETIC) events during MEIOSIS. The disomy may be composed of both homologous chromosomes from one parent (heterodisomy) or a duplicate of one chromosome (isodisomy).
By DataStellar Co., Ltd
Word of the day
Dopamine Acetyltransferase
- An enzyme that catalyzes the of groups from acetyl-CoA to arylamines. They have wide specificity for aromatic amines, particularly serotonin, and can also catalyze acetyl transfer between arylamines without CoA. EC 2.3.1.5.