نتایج جستجو برای: gtg banding

تعداد نتایج: 7691  

2012
Divya Surendran Sarath Kumar

Oxidative stress and genotoxicity induced by intraperitoneally implanted polycaprolactone (PCL) were evaluated in present study. In an effort to assess oxidative stress induced liver injury, we measured hematological indices, biochemical parameters of liver function and levels of oxidative stress biomarkers such as lipid peroxidation (LPO), 8hydroxy-2’deoxy guanosine (8-OHdG), reduced glutathio...

Journal: :Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologicas 2006
J M Pina-Neto R C V Carrara R Bisinella L F Mazzucatto M D Martins E Sartoratto R Yamasaki

The objective of the present study was to determine the frequency of somatic chromosomal anomalies and Y chromosomal microdeletions (azoospermia factor genes, AZF) in infertile males who seek assisted reproduction. These studies are very important because the assisted reproduction techniques (mainly intracytoplasmic sperm injection) bypass the natural selection process and some classical chromo...

2013
Ruxandra Creţu Daniela Neagoş Roxana Bohîlţea

Objective: To investigate antenatal detection the chromosome abnormalities in high risk pregnancies and correlation between karyotype analysis and FISH (Fluorescent In Situ Hybridization). Method: Were analyzed cytogenetic results from a total of 594 cases between 2008-2009. Amniotic fluid karyotyping and FISH have been offered to pregnant women with genetic risk, using the standard method and ...

2010
Ahmet Okay Caglayan Isilay Ozyazgan Fatma Demiryilmaz Munis Dundar

INTRODUCTION Infertility is a significant multifactorial disorder that can be caused by chromosomal abnormalities. In this study, we aimed to cytogenetically investigate male and female patients admitted to the Genetic Diagnostic Laboratory of Kayseri Educational Hospital in Kayseri, Turkey with varied clinical prediagnoses of infertility. MATERIALS AND METHODS Chromosomes from cultured perip...

2009
CHRISTIANE SCHODER THOMAS LIEHR EUNIKE VELLEUER KATHLEEN WILHELM NANCY BLAUROCK ANJA WEISE KRISTIN MRASEK

Within cytogenetic preparations chromosomal breaks can be observed in patients suffering from Fanconi anemia (FA), a recessively inherited syndrome with an extremely elevated cancer risk, but also in healthy individuals as so-called fragile sites (FS). It is known that FS cytogenetically co-localize with tumorand evolutionaryconserved chromosomal break-points. The also suggested colocalization ...

Journal: :Journal of radiation research 1992
S Popp T Cremer

Recently fluorescence in situ hybridization protocols have been developed which allow the painting of individual chromosomes using DNA-libraries from sorted human chromosomes. This approach has the particular advantage that radiation induced chromosome translocations can be easily detected, if chromosomes of distinctly different colors take part in the translocation event. To enhance the sensit...

2009
Milan Bradonjic Tobias Müller Allon G. Percus

We propose a coloring algorithm for sparse random graphs generated by the geographical threshold graph (GTG) model, a generalization of random geometric graphs (RGG). In a GTG, nodes are distributed in a Euclidean space, and edges are assigned according to a threshold function involving the distance between nodes as well as randomly chosen node weights. The motivation for analyzing this model i...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده برق و کامپیوتر 1392

تهیه نماد کروموزومی فرآیند آرایش تصاویر کروموزومی به یک فرم استاندارد جهت تشخیص بیماری ها و ناهنجاری های کروموزومی است. رویکرد تهیه نماد کروموزومی خودکار یک ابزار کمکی به متخصصان ژنتیکی است که در راستای صرفه جویی در زمان و متخصصان و حل مشکلات تهیه دستی نماد کروموزومی طراحی می شود. انجام این فرآیند بصورت سنتی در آزمایشگاه های پزشکی ژنتیکی زمان طولانی می برد، بطور مثال هر تست نماد کروموزومی حدود ...

Journal: :Eurasian journal of forest science 2021

The chromosomal banding properties of Oxynoemacheilus simavicus (Balık & Bănărescu, 1978) were revealed out by C-banding and silver staining. Constitutive heterochromatin regions determined on the pericentromeres most chromosomes C-banding. Otherwise, nucleolus organizer (NORs) observed short (p) arms one middle-sized submetacentric (sm) chromosome pair Also, Ag-NOR size number polymorphism...

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