Results 21 to 30 of about 351,075 (215)

Immunocytochemical localization of chromatin regions UV-microirradiated in S phase or anaphase : Evidence for a territorial organization of chromosomes during cell cycle of cultured Chinese hamster cells [PDF]

open access: yes, 1983
Chinese hamster cells (M3-1 line) in S phase were laser-UV-microirradiated (λ, 257 nm) at a small site of the nucleus. Cells were fixed either immediately thereafter or in subsequent stages of the cell cycle, including prophase and metaphase.
Avivi   +33 more
core   +1 more source

A comparative of G-banded chromosome of Assam Macaque (Macaca assamensis) and relationship to human (Homo sapiens) [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2006
This research was the first to report a comparative analysis of G-banded chromosome of Assam macaque, Macaca assamensis (Primate, Cercopithecidae) and relationship to human, Homo sapiens (Primate, Hominidae).
Bunjongrat, R.   +3 more
doaj  

Effect of Methotrexate and Omega-3 Combination on Cytogenetic Changes of Bone Marrow and Some Enzymatic Antioxidants: An Experimental Study

open access: yesYemeni Journal for Medical Sciences, 2017
Introduction Methods Resuts Discussion Conclusions Acknowledgments Authors' contributions Competing interests Ethical approval References Effect of Methotrexate and Omega-3 Combination on Cytogenetic Changes of Bone Marrow and Some ...
Inaam N. Ali   +2 more
doaj   +3 more sources

Cell type specific alterations in interchromosomal networks across the cell cycle.

open access: yesPLoS Computational Biology, 2014
The interchromosomal organization of a subset of human chromosomes (#1, 4, 11, 12, 16, 17, and 18) was examined in G1 and S phase of human WI38 lung fibroblast and MCF10A breast epithelial cells. Radial positioning of the chromosome territories (CTs) was
Andrew J Fritz   +5 more
doaj   +1 more source

Homologies in human and Macasa fuscata chromosomes revealed by in situ suppression hybridization with human chromosome specific DNA libraries [PDF]

open access: yes, 1992
We established chromosomal homologies between all chromosomes of the human karyotype and that of an old world monkey (Macaca fuscata) by chromosomal in situ suppression (CISS) hybridization with human chromosome specific DNA libraries.
Cremer, Thomas   +3 more
core   +1 more source

Nucleotide Frequencies in Human Genome and Fibonacci Numbers [PDF]

open access: yes, 2006
This work presents a mathematical model that establishes an interesting connection between nucleotide frequencies in human single-stranded DNA and the famous Fibonacci's numbers. The model relies on two assumptions.
A. Dress   +14 more
core   +2 more sources

Rapid metaphase and interphase detection of radiation-induced chromosome aberrations in human lymphocytes by chromosomal suppression in situ hybridization [PDF]

open access: yes, 1990
Chromosomal in situ suppression (CISS)-hybridization of biotinylated phage DNA-library inserts from sorted human chromosomes was used to decorate chromosomes 1 and 7 specifically from pter to qter and to detect structural aberrations of these chromosomes
Cremer, Christoph   +4 more
core   +1 more source

Evidence for a nuclear compartment of transcription and splicing located at chromosome domain boundaries [PDF]

open access: yes, 1993
The nuclear topography of splicing snRNPs, mRNA transcripts and chromosome domains in various mammalian cell types are described. The visualization of splicing snRNPs, defined by the Sm antigen, and coiled bodies, revealed distinctly different ...
A Monneron   +64 more
core   +1 more source

QTL analysis of novel genomic regions associated with yield and yield related traits in new plant type based recombinant inbred lines of rice (Oryza sativa L.)

open access: yesBMC Plant Biology, 2012
Background Rice is staple food for more than half of the world’s population including two billion Asians, who obtain 60-70% of their energy intake from rice and its derivatives. To meet the growing demand from human population, rice varieties with higher
Marathi Balram   +9 more
doaj   +1 more source

Dosage Sensing, Threshold Responses, and Epigenetic Memory: A Systems Biology Perspective on Random X‐Chromosome Inactivation

open access: yes, 2020
X‐chromosome inactivation ensures dosage compensation between the sexes in mammals by randomly choosing one out of the two X chromosomes in females for inactivation.
Barr M. L.   +4 more
core   +1 more source

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