News tagged with chromosomal abnormalities
DNA test that identifies Down syndrome in pregnancy can also detect trisomy 18 and trisomy 13
A newly available DNA-based prenatal blood test that can identify a pregnancy with Down syndrome can also identify two additional chromosome abnormalities: trisomy 18 (Edwards syndrome) and trisomy 13 (Patau syndrome). The ...
Feb 02, 2012 |
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Overweight mothers who smoke while pregnant can damage baby's heart
Mums-to-be who are both overweight and smoke during their pregnancy risk damaging their baby's developing heart, finds research published online in Heart.
Medicine & Health / Cardiology
Jan 30, 2012 |
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Jak of all trades? Not of leukaemia therapy
About one in five or six cases of adult leukaemia in Western populations relates to so-called chronic myeloid leukaemia, or CML. Treatment of CML usually relies on inhibitors of the abnormal protein that causes the condition ...
Jan 30, 2012 |
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Abnormal chromosome indicator of treatment and outcome in patients with rare brain tumor
A recent analysis of clinical trial results performed by the Radiation Therapy Oncology Group (RTOG) demonstrate that a chromosomal abnormalityspecifically, the absence (co-deletion) of chromosomes 1p and 19qhave ...
Jan 19, 2012 |
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Researchers identify environmental exposure to organochlorines may impact male reproduction
Melissa Perry, Sc.D., M.H.S., professor and chair of the Department of Environmental and Occupational Health at the GW School of Public Health and Health Services and adjunct associate professor at the Harvard School of Public ...
Jan 09, 2012 |
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Prognostic model developed for MDS related to prior cancer therapy
A large-scale analysis of patients whose myelodysplastic syndrome is related to earlier cancer treatment overturns the notion that all of them have a poor prognosis, researchers from The University of Texas MD Anderson Cancer ...
Dec 13, 2011 |
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Different paths to drug resistance in Leishmania
Two remarkable discoveries were today revealed by researchers into genome analysis of Leishmania parasites. These results uncovered a surprising level of variation at the genome structure level.
Oct 27, 2011 |
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Study shows that new DNA test to identify Down syndrome in pregnancy is ready for clinical use
A new DNA-based prenatal blood test that can strikingly reduce the number of risky diagnostic procedures needed to identify a pregnancy with Down syndrome is ready to be introduced into clinical practice. The test can be ...
Oct 17, 2011 |
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Faulty intellectual disability genes linked to older dads at conception
Chromosomal abnormalities linked to intellectual disability can be traced back to the father, particularly those who are older when the child is conceived, finds research published online in the Journal of Medical Genetics.
Oct 03, 2011 |
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Stem cells central to pathogenesis of mature lymphoid tumors
New research suggests that blood stem cells can be involved in the generation of leukemia, even when the leukemia is caused by the abnormal proliferation of mature cells. The study, published by Cell Press in the August 16th ...
Aug 15, 2011 |
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Research identifies genes vital to preventing childhood leukemia
Researchers at The University of Western Ontario have identified genes that may be important for preventing childhood leukemia. Acute lymphoblastic leukemia (ALL) is a cancer of the blood that occurs primarily in young children. ...
Jul 18, 2011 |
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Test for chromosome abnormalities sheds light on genetic origins of faulty eggs
Researchers are developing a new way to test a woman's egg for chromosome abnormalities that avoids the need to manipulate and biopsy the egg itself. The research may also shed light on the crucial role played by certain ...
Jul 05, 2011 |
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Brain scan identifies patterns of plaques and tangles in adults with Down syndrome
In one of the first studies of its kind, UCLA researchers used a unique brain scan to assess the levels of amyloid plaques and neurofibrillary tangles -- the hallmarks of Alzheimer's disease -- in adults with ...
Medicine & Health / Neuroscience
Jun 13, 2011 |
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Researchers home in on genetic signature of esophageal cancer
University of Rochester Medical Center researchers have pinpointed two genes that are amplified in the worst cases of esophageal cancer, providing data to support a new investigational treatment that targets those same genes.
May 18, 2011 |
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Chemical found in crude oil linked to congenital heart disease
While it may be years before the health effects of the 2010 oil spill in the Gulf of Mexico are known, a new study shows that fetal exposure to a chemical found in crude oil is associated with an increased risk of congenital ...
Medicine & Health / Cardiology
Apr 30, 2011 |
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Chromosome abnormality
A chromosome anomaly (chromosome abnormality) reflects an atypical number of chromosomes (karyotype) or a structural abnormality in one or more chromosomes. Chromosome anomalies usually occur when there is an error in cell division following meiosis or mitosis. There are many types of chromosome anomalies. They can be organized into two basic groups, numerical and structural anomalies.
For more information about Chromosome abnormality, read the full article at
Wikipedia.
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