نتایج جستجو برای: chorionic villi sampling

تعداد نتایج: 220966  

2016
Rebecca A. Pelekanos Varda S. Sardesai Kathryn Futrega William B. Lott Michael Kuhn Michael R. Doran

Mesenchymal stem/stromal cells (MSC) are promising candidates for use in cell-based therapies. In most cases, therapeutic response appears to be cell-dose dependent. Human term placenta is rich in MSC and is a physically large tissue that is generally discarded following birth. Placenta is an ideal starting material for the large-scale manufacture of multiple cell doses of allogeneic MSC. The p...

Journal: :Fetal diagnosis and therapy 2010
Ann Tabor Zarko Alfirevic

INTRODUCTION As a consequence of the introduction of effective screening methods, the number of invasive prenatal diagnostic procedures is steadily declining. The aim of this review is to summarize the risks related to these procedures. MATERIAL AND METHODS Review of the literature. RESULTS Data from randomised controlled trials as well as from systematic reviews and a large national regist...

2018

Chorionic villus sampling (CVS) is a test used for prenatal diagnosis [5]. Safe to perform at an earlier stage in pregnancy [6] than amniocentesis, CVS is another invasive prenatal diagnostic test that can be performed as early as ten weeks after the woman?s last menstrual cycle. While this test does carry some risks, it is generally very effective at predicting heritable diseases during or soo...

Objective(s):To determine the fetal discernment in suspected cases of sex linked recessive disease in the first trimester of pregnancy. Materials and Methods: After collection of 100 Chorionic Villi samples, the DNAs were extracted and baby gender was determined. Meanwhile, after increasing the sensitivity, the system was able to detect the sex of each cell which was obtained by biopsy. Resul...

2001

Preimplantation Genetic Diagnosis T he opportunity to exclude in-vitro derived embryos with documented genetic abnormalities before the initiation of pregnancy is an attractive means of preventing heritable genetic disease. Currently couples who are carriers of genetic disease have the option of undergoing chorionic villus sampling in the first trimester or amniocentesis in the second trimester...

2012
Casey Olives Joseph J. Valadez Simon J. Brooker Marcello Pagano

BACKGROUND Originally a binary classifier, Lot Quality Assurance Sampling (LQAS) has proven to be a useful tool for classification of the prevalence of Schistosoma mansoni into multiple categories (≤10%, >10 and <50%, ≥50%), and semi-curtailed sampling has been shown to effectively reduce the number of observations needed to reach a decision. To date the statistical underpinnings for Multiple C...

Journal: :Archives of disease in childhood 1991
B Winchester E Young

The trends in prenatal diagnosis of enzyme defects predicted last year,' namely an increase in diagnosis in the first trimester by chorionic villus sampling and early amniocentesis and greater exploitation of DNA analysis and the diagnosis of genetic errors in preimplantation embryos, have been fulfilled. These developments were also reflected in the papers presented at the 5th International Co...

Journal: :Haemophilia : the official journal of the World Federation of Hemophilia 2012
D M W Balak S C Gouw I Plug E P Mauser-Bunschoten A H J T Vriends J E M Van Diemen-Homan F R Rosendaal J G van der Bom

Carriers of haemophilia face difficult choices regarding prenatal diagnosis, but little is known about the determinants that influence their decisions. The aim of this study was to assess the incidence of prenatal diagnosis and potential determinants affecting the choice for prenatal diagnosis. A nationwide survey was performed among all women who underwent carriership testing for haemophilia i...

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