نتایج جستجو برای: small supernumerary marker chromosome ssmc
تعداد نتایج: 1015567 فیلتر نتایج به سال:
An inverted duplication of chromosome 15 (inv dup[15] chromosome) is the most common supernumerary marker chromosome in humans. Inv dup(15) chromosomes are commonly associated with mental retardation, epilepsy, behavioral problems and structural malformations. Though epilepsies associated with inv dup(15) chromosomes are often intractable, there have been very few reports regarding the seizure ...
Familial occurrence of a small, supernumerary metacentric chromosome in phenotypically normal women.
OBJECTIVES Marker chromosomes are relatively rare in the general population as its identification at prenatal diagnosis. In this article, we identified and characterized two de novo supernumerary marker chromosomes in a mosaic form at prenatal diagnosis. METHODS The two cases presented were detected during prenatal diagnosis at 17 and 15 weeks of gestation. The analyses were performed due to ...
Characidium gomesi Travasso, 1956 specimens from the Pardo River have up to four heterochromatic supernumerary chromosomes, derived from the sex chromosomes. To access the meiotic behavior and distribution of an active chromatin marker, males and females of Characidium gomesi with two or three B chromosomes were analyzed. Mitotic chromosomes were characterized using C-banding and FISH with B ch...
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