Results 111 to 120 of about 88,605 (330)

Automatic Classification of Human Epithelial Type 2 Cell Indirect Immunofluorescence Images using Cell Pyramid Matching [PDF]

open access: yes, 2014
This paper describes a novel system for automatic classification of images obtained from Anti-Nuclear Antibody (ANA) pathology tests on Human Epithelial type 2 (HEp-2) cells using the Indirect Immunofluorescence (IIF) protocol.
Hobson, Peter   +5 more
core   +3 more sources

Consensus findings of an International Workshops on Genotoxicity Testing workshop on using transcriptomic biomarkers to predict genotoxicity

open access: yesEnvironmental and Molecular Mutagenesis, EarlyView.
Abstract Gene expression biomarkers have the potential to identify genotoxic and non‐genotoxic carcinogens, providing opportunities for integrated testing and reducing animal use. In August 2022, an International Workshops on Genotoxicity Testing (IWGT) workshop was held to critically review current methods to identify genotoxicants using ...
Roland Froetschl   +14 more
wiley   +1 more source

FISH mapping and molecular organization of the major repetitive sequences of tomato [PDF]

open access: yes, 2008
This paper presents a bird's-eye view of the major repeats and chromatin types of tomato. Using fluorescence in-situ hybridization (FISH) with Cot-1, Cot-10 and Cot-100 DNA as probes we mapped repetitive sequences of different complexity on pachytene ...
Chang, S.B.   +10 more
core   +2 more sources

Mechanisms of enhancer‐driven oncogene activation

open access: yesInternational Journal of Cancer, EarlyView.
Abstract An aggressive subtype of acute myeloid leukemia (AML) is caused by enhancer hijacking resulting in MECOM overexpression. Several chromosomal rearrangements can lead to this: the most common (inv(3)/t(3;3)) results in a hijacked GATA2 enhancer, and there are several atypical MECOM rearrangements involving enhancers from other hematopoietic ...
Joyce Vriend   +2 more
wiley   +1 more source

Reconstruction of the kinetochore: a prelude to meiosis

open access: yesCell Division, 2007
In eukaryotic organisms, chromosomes are spatially organized within the nucleus. Such nuclear architecture provides a physical framework for the genetic activities of chromosomes, and changes its functional organization as the cell moves through the ...
Haraguchi Tokuko   +2 more
doaj   +1 more source

Deregulated enhancer‐promoter communication in cancer through altered nuclear architecture

open access: yesInternational Journal of Cancer, EarlyView.
Abstract Enhancers are critical regulators of gene expression. Structural variations in cancer genomes can lead to enhancer hijacking, where oncogenes are activated by mistargeted enhancer activity. Novel enhancer‐promoter interactions may also arise through chromosomal rearrangements that create extrachromosomal DNA elements.
Isabelle Seufert   +3 more
wiley   +1 more source

Gene replacement strategies validate the use of functional tags on centromeric chromatin and invalidate an essential role for CENP-AK124ub

open access: yesCell Reports, 2021
Summary: Functional tags are ubiquitous in cell biology, and for studies of one chromosomal locus, the centromere, tags have been remarkably useful. The centromere directs chromosome inheritance at cell division. The location of the centromere is defined
Catalina Salinas-Luypaert   +6 more
doaj  

Molecular cytogenetic mapping of Cucumis sativus and C. melo using highly repetitive DNA sequences [PDF]

open access: yes, 2010
Chromosomes often serve as one of the most important molecular aspects of studying the evolution of species. Indeed, most of the crucial mutations that led to differentiation of species during the evolution have occurred at the chromosomal level ...
Bang, J.W.   +5 more
core   +3 more sources

Centromeres [PDF]

open access: yesCurrent Biology, 2001
Allshire, Robin, Pidoux, Alison
openaire   +2 more sources

Key Regulators of Parasite Biology Viewed Through a Post‐Translational Modification Repertoire

open access: yesPROTEOMICS, EarlyView.
ABSTRACT Parasites are the leading causes of morbidity and mortality in both humans and animals, imposing substantial socioeconomic burdens worldwide. Controlling parasitic diseases has become one of the key issues in achieving “One Health”. Most parasites have sophisticated life cycles exhibiting progressive developmental stages, morphologies, and ...
Naiwen Zhang, Ning Jiang, Qijun Chen
wiley   +1 more source

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