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The ambiguity of freemartinism diagnosis in cattle revealed by cytogenetic and molecular techniques
intersexuality freemartinism XX/XY chimerism
2015/6/1
Nineteen heifers and three male co-twins, originating from heterosexual twin pregnancies, were analysed with the use of cytogenetic and molecular techniques. A large number (50–400) of Giemsa stained ...
Hermaphroditism in two dogs – pathological and cytogenetic studies: a case report
dog hermaphroditism XX sex reversal cytogenetic
2015/4/17
A Pit-bull and a Beagle, both one-year-old, with complaints of an enlarged clitoris were clinically suspected for hermaphroditism. The enlarged clitoris, the uteri and the gonads were removed surgical...
ZAP70 Expression Within del6q21, del11q13 and del17p13 Cytogenetic Subgroups of Iranian Patients with Chronic Lymphocytic Leukemia
Chronic Lymphocytic Leukemia ZAP70 Expression Chromosomal Abnormality
2015/10/15
Background: B-cell chronic lymphocytic leukemia (B-CLL) is the most common form of leukemia in adults. Some reports showed that expression of ZAP70 gene and chromosomal abnormality are two prognostic ...
Cytogenetic analysis of Pseudophoxinus antalyae, Bogustkaya, 1992 (Pisces: Cyprinidae) from the Eastern Mediterranean River Basin, Turkey
Pseudophoxinus antalyae karyotype banding Turkey
2010/3/24
The karyotype of Pseudophoxinus antalyae was analyzed using G-banding, C-banding, Ag-NOR staining, and Q-banding. Chromosome analysis of this species, which lives in the Berdan River and Berdan Dam La...
CYTOGENETIC STIDY OF 366 AFFECTED CHILDREN WITH DOWN’S SYNDROME IN IRAN
Down’s syndrome Translocation Mosaic
2010/1/5
Down’s syndrome, or 21 trisomy, is the most common autosomal abnormality, with incidence of 1 per 815 live births in Iran. Worldwide reports indicate that about 95% are regular trisomy, or nondisjunct...
CYTOGENETIC PRENATAL DIAGNOSIS ON 66 CHORIONIC VILLUS SAMPLES IN IRAN
Cytogenetics chromosome villus
2009/12/29
A total number of 66 chorionic villus samples were cytogenetically investigated. The samples consisted of 30 experimental cvs from spontaneously aborted materialand 36 from live gestations.80% of the ...
CHROMOSOMAL & CYTOGENETIC:Studies in a case of Klinefelters Syndrome
CHROMOSOMAL CYTOGENETIC:Studies Klinefelters Syndrome
2009/12/7
A 21 year old boy was first seen because of Gynecomastia and primary hypogonadisme. A biopsy specimen from the testes revealed hyalinization of the seminiferous tubules with spermatogenic arrest, and ...
Phenotypic and Cytogenetic Variety of Pure Partial Trisomy of Chromosome 16p
Chromosome pure partial trisomy interstitial duplication
2009/11/24
Duplications of chromosome 16p are often the products of unbalanced maternal reciprocal translocations and consequently the phenotype of patients is not typical of pure partial trisomy 16p. R-banding ...
Cytogenetic and Phenotypic Findings in Turkish Patients With Fanconi's Anemia
Fanconi's Anemia Mitomycin-C Diepoxybutane Chromosome breakage
2009/7/2
Fanconi's anemia is an autosomal recessive disorder with manifestation of chromosomal instability inducible by alkylating agents. Since 1989 we studied 85 patients with suspected Fanconi's anemia (FA)...
Fetal 45,X/46,XY Mosaicism,Cytogenetic and Morphologic Findings in Pregnancy
45 X/46 XY mosaicism mixed gonadal dysgenesis amniocentesis
2009/6/29
45,X/46,XY mosaic patients exhibit a wide phenotypic spectrum, ranging from normal females and females with Turner syndrome and normal males with mild hypospadias, to male or female pseudohermaphrodit...
Comparison of Conventional Cytogenetic and Fluorescence In Situ Hybridization Results of Prenatal Aneuploidy Screening
Aneuploidy prenatal diagnostic tests FISH conventional cytogenetics
2009/6/17
Background and Aim: Prenatal diagnosis of chromosome abnormalities is usually performed on amniotic fluid samples. Aneuploidy screening by fluorescence in situ hybridization (FISH), although not an al...
Studies on sperm chromatin structure alterations and cytogenetic damage of mouse sperm following in vitro incubation. Studies on in vitro-incubated mouse sperm
sperm chromatin structure alterations cytogenetic damage of mouse sperm
2009/2/12
Mouse epididymal sperm incubated in Tyrode's T6 fertilization media were analyzed over time for chromosome damage by two methods. First, cytogenetic analysis was done on paternal pronuclei metapha...
Molecular Cytogenetic Detection of Meiotic Segregation Patterns in Sperm Nuclei of Carriers of 46,XY,t(15;17)(q21; q25)
Fluorescence in situ hybridization balanced translocation carrier
2008/12/15
Structural chromosomal abnormalities in gonadal tissue represent an important category of parentally transmittable unbalanced chromosomal abnormalities to the offspring. A child with multiple anomalie...
Subcloning the MAC-T Bovine Mammary Epithelial Cell Line: Morphology, Growth Properties, and Cytogenetic Analysis of Clonal Cells
mammary epithelial cells MAC-T cells subcloning
2008/7/30
The objectives of the present study were 1) to determine the heterogeneity of the MAC-T cell line; 2) to examine whether homogeneous clones could be derived from MAC-T cells; and 3) to examine cell mo...
育种工作的一个重要环节，就是在杂种群体或人工弓1变群体中进行选择，从中选择合乎需要的理想材料。因为选择效果的好坏直接影响到育种工作的成败，因此如何制定最有效的选择方案提高选择效果，一直是育种工作者关心的重要课题。通常，我们所观察到的只是作物的表现型值。如前所述，由于表现型值中包含有遗传和环境两方面的变异因素，有些在早期世代表现优良的材料可能会随着世代的递增而变劣，因此，直接根据表现型值进行选择不一...