Results 31 to 40 of about 1,664,726 (300)

Molecular cytotaxonomy of primates by chromosomal in situ suppression hybridization [PDF]

open access: yes, 1990
A new strategy for analyzing chromosomal evolution in primates is presented using chromosomal in situ suppression (CISS) hybridization. Biotin-labeled DNA libraries from flow-sorted human chromosomes are hybridized to chromosome preparations of ...
Stanyon, Roscoe   +3 more
core   +1 more source

45,X/46,XY Mosaicism in an 18-year-old Girl with Primary Amenorrhea: A Case Report

open access: yesJournal of the ASEAN Federation of Endocrine Societies, 2020
45,X/46,XY mosaicism is a rare disorder with a wide heterogeneity in its manifestations. An 18-year-old girl was referred to the endocrine clinic for investigation of her primary amenorrhea. Clinical examination was unremarkable.
Eunice Yi Chwen Lau, Yin Khet Fung
doaj   +1 more source

Increased prevalence of sex chromosome aneuploidies in specific language impairment and dyslexia [PDF]

open access: yes, 2013
© 2013 Mac Keith Press.Sex chromosome aneuploidies increase the risk of spoken or written language disorders but individuals with specific language impairment (SLI) or dyslexia do not routinely undergo cytogenetic analysis. We assess the frequency of sex
Newbury, Dianne F   +92 more
core   +1 more source

In Silico Methods for Chromosome Damage

open access: yes, 2022
Due to the link with serious adverse health effects, genotoxicity is an important toxicological endpoint in each regulatory setting with respect to human health, including for pharmaceuticals.
I. Van Overmeire   +9 more
core   +1 more source

Metaphase and Interphase Cytogenetics with Alu-PCR-amplified Yeast Artificial Chromosome Clones Containing the BCR Gene and the Protooncogenes c-raf-1, c-fms, and c-erbB-21 [PDF]

open access: yes, 1992
A human yeast artificial chromosome (YAC) library was screened by polymerase chain reaction with oligonucleotide primers defined for DNA sequences of the BCR gene and the protooncogenes c-raf-1, c-fms, and c-erB-2.
Olson, Maynard V.   +8 more
core   +1 more source

Differences of size and shape of active and inactive X-chromosome domains in human amniotic fluid cell nuclei [PDF]

open access: yes, 1993
It is a widely held belief that the inactive X-chromosome (Xi) in female cell nuclei is strongly condensed as compared to the largely decondensed active X-chromosome (Xa).
Cremer, Thomas   +11 more
core   +1 more source

Rapid generation of chromosome-specific alphoid DNA probes using the polymerase chain reaction [PDF]

open access: yes, 1992
Non-isotopic in situ hybridization of chromosome-specific alphoid DNA probes has become a potent tool in the study of numerical aberrations of specific human chromosomes at all stages of the cell cycle. In this paper, we describe approaches for the rapid
Dunham, Ian   +7 more
core   +1 more source

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Live-cell visualisation of chromatin for the study of radiation-induced chromosome aberrations [PDF]

open access: yes, 2011
This thesis was submitted for the degree of Master of Philosophy and awarded by Brunel University.Chromosomes can be visualised during the metaphase stage of the cell cycle however, there are various limitations associated with the visualisation of ...
Malis, Georgios
core   +7 more sources

Chromosomal Analysis of Couples with Repeated Spontaneous Abortions in Northeastern Iran [PDF]

open access: yesInternational Journal of Fertility and Sterility, 2015
Background Cytogenetic study of reproductive wastage is an important aspect in determining the genetic background of early embryogenesis. Approximately 15 to 20% of all pregnancies in humans are terminated as recurrent spontaneous abortions (RSAs).
Saeedeh Ghazaey   +6 more
doaj   +1 more source

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