Sentences with phrase «with chromosome abnormalities»

Older mothers face a well - established risk of producing eggs with chromosome abnormalities, but it is less clear how...

Before transfer to the uterus, embryos can be screened to rule out any with chromosome abnormalities, which can cause miscarriage and implantation failure, as well as conditions such as Down's syndrome.

Not exact matches

Certain genetic abnormalities are present; some boys are born with an abnormal Y chromosome and they'll never produce normal sperm; even though they're normal males, they just don't have normal sperm production.

«The most common cause of miscarriage is chromosomal abnormality — meaning that something is not correct with the baby's chromosomes.

About 4 percent of couples with recurrent miscarriages have chromosome abnormalities in one or both parents that can recur in future pregnancies, so some physicians suggest parental karyotype tests as a part of investigating the cause.

As with humans, he says, the oocytes of C. elegans also show an increase in chromosome abnormalities with aging.

27 percent reduction in conotruncal defects, or severe heart outflow tract abnormalities; 23 percent reduction in coarctation of the aorta — a narrowing of the major artery (the aorta) that carries blood to the body; 15 percent reduction in atrial and ventricular septal defects — holes in the wall separating heart chambers; however, no changes were seen with regard to chromosomally associated defects — abnormality in the number of an infant's chromosomes.

Recombination ensures that each gamete ends up with a unique copy of every chromosome, but when the process goes awry, it can result in chromosomal abnormalities.

Bearden's earlier research had focused on children with abnormalities caused by missing sections of genetic material on chromosome 22, in a location known as 22q11.2.

It is approved for treating low - risk, transfusion - dependent myelodysplastic syndrome (MDS) patients with an abnormality of chromosome 5q.

«In fact, abnormal cells with numerical and / or structural anomalies of chromosomes have been observed in as many as 80 - 90 % of human early stage embryos following in vitro fertilization,» says Professor Thierry Voet from the Wellcome Trust Sanger Institute, UK, and the University of Leuven, Belgium, another senior author of this paper, «and CSV tests may expose some degree of these abnormalities.»

Several targeted drugs (e.g., imatinib [Gleevec ®], dasatinib [Sprycel ®]-RRB- are effective for treating CML because they attack cells with the Philadelphia chromosome, the genetic abnormality that is the hallmark of this type of leukemia.

Cytogenetic identification of chromosome abnormalities has become essential for the clinical management of patients with leukemia and is currently used to help categorizing patients into risk groups.

Interview with ASHG Member Dr. Mark Daly About His Research On Autism and Chromosome Abnormalities NBC Nightly News with Brian Williams - Jan 9, 2008

Telomeres protect a cell's chromosomes from fusing with each other or rearranging — abnormalities which can lead to cancer — and so cells are normally destroyed when their telomeres are consumed.

The abstract concept that human cells contain chromosomes made of genes was made more concrete through these karyotypes and the photos of children with chromosomal abnormalities.

It derives from pericytes associated with blood vessels and, at least in some cases, involves a chromosome abnormality (usually an extra or an absent chromosome).