搜索结果: 1-15 共查到“知识库 chromatin”相关记录38条 . 查询时间(0.171 秒)
A MRG-operated chromatin switch at SOC1 attenuates abiotic stress responses during the floral transition
stress responses MORF-RELATED GENE (MRG) Arabidopsis plant fitness endogenous signals reproductive success
2023/12/1
Plants react to environmental challenges by integrating external cues with endogenous signals to optimize survival and reproductive success. However, the mechanisms underlying this integration remain ...
Inferential modeling of 3D chromatin structure
Inferential modeling 3D chromatin structure
2016/1/22
For eukaryotic cells, the biological processes in-volving regulatory DNA elements play an impor-tant role in cell cycle. Understanding 3D spatial ar-rangements of chromosomes and revealing long-range ...
Regulation of SRF Activity by the ATP-dependent Chromatin Remodeling Enzyme, CHD8
chromatin remodeling SRF apoptosis
2015/5/22
Under normal conditions, smooth muscle cells do not replicate, or proliferate, and provide a means of contraction for many internal organs, including blood vessels and the gut. However, under abnormal...
The Usefulness of Selected Physicochemical Indices, Cell Membrane Integrity and Sperm Chromatin Structure in Assessments of Boar Semen Sensitivity
Boar Chromatin Structure Sperm Membrane Integrity Sperm Morphology
2016/5/19
The present work describes experiments undertaken to evaluate the usefulness of selected physicochemical indices of semen, cell membrane integrity and sperm chromatin structure for the assessment of b...
Bull and boar sperm DNA integrity evaluated by sperm chromatin structure assay in the Czech Republic
flow cytometry bull boar fertility
2015/2/5
Analysis of sperm parameters is very important for predicting the outcome of assisted reproductive techniques and is necessary for determination of fertility potential of males tested for artificial i...
Low Levels of p53 Protein and Chromatin Silencing of p53 Target Genes Repress Apoptosis in Drosophila Endocycling Cells
apoptosis endocycling cells p53 protein
2015/1/7
Apoptotic cell death is an important response to genotoxic stress that prevents oncogenesis. It is known that tissues can differ in their apoptotic response, but molecular mechanisms are little unders...
EMS induced intercellular chromatin transmigration in Papaver somniferum L.
cytomixis ethyl methane sulphonate microsporogenesis pollen sterility poppy
2014/2/24
The phenomenon of chromatin migration was observed during microsporogenesis in an ethyl methane sulphonate (EMS) treated population of poppy, which is an important medicinal plant. Cytomixis occurred ...
Sliding and peeling of histone during chromatin remodelling
Sliding peeling of histone chromatin remodelling Subcellular Processes
2011/8/3
Abstract: ATP-dependent chromatin remodeling enzymes (CRE) are bio-molecular motors in eukaryotic cells. These are driven by a chemical fuel, namely, adenosine triphosphate (ATP). CREs actively partic...
Toxicity of Thiamethoxam, Behavioral Effects and Alterations in Chromatin of Apis mellifera L., 1758 (Hymenoptera; Apidae)
Toxicity Thiamethoxam Behavioral Effects Alterations Chromatin Apis mellifera
2010/12/16
Toxicity of Thiamethoxam, Behavioral Effects and Alterations in Chromatin of Apis mellifera L., 1758 (Hymenoptera; Apidae)。
Classification of Saccharomyces cerevisiae promoter regions into distinct chromatin classes reveals the existence of nucleosome-depleted hotspots of transcription factor occupancy
Classification Saccharomyces cerevisiae promoter regions distinct chromatin classes existence nucleosome-depleted hotspots factor occupancy
2010/11/15
Transcription factors (TF) play an essential role in the cell as locus- and condition-specific recruiters of transcriptional machinery or chromatin-modifying complexes. However, predicting the in vivo...
Yeast PHO Genes: An Excellent Model for Elucidation of Chromatin-Remodelling Mechanisms
transcriptional regulation chromatin remodelling yeast PHO genes
2010/12/21
Nucleosomes, the basic units of chromatin structure, repress transcription by restricting
access of transcription factors to promoter cis-regulatory elements. It has recently become
clearly evident ...
The Biodiversity of the Basic Chromatin Proteins of Archaebacteria in China
archaebacteria basic chromatin protein biodiversity histone evlution
2009/9/22
Using a novel acid extraction procedure．the acid—soluble proteins from a thermo—and acido-philic
archaebacterium Suifosphaerellus thermoacidophilum were isolated，and analysised by SDS-PAGE and
AUT—P...
Chromatin from Peripheral Blood Mononuclear Cells as Biomarkers for Epigenetic Abnormalities in Schizophrenia
Chromatin Mononuclear Cells Schizophrenia
2009/9/3
Background. Studies have implicated abnormalities in epigenetic gene regulation in schizophrenia. Presentation. We hypothesize that identifying abnormalities in chromatin structure and the epigenetic ...
Transcriptional Control of Phosphate-regulated Genes in Yeast: the Role of Specific Transcription Factors and Chromatin Remodeling Complexes in vivo
transcriptional regulation chromatin PHO5 PHO8
2009/3/23
Gene specific regulation of transcription is of fundamental importance to cell survival. When the yeast, Saccharomyces cerevisiae is challenged by growth under conditions of nutrient limitation the ce...
The sperm chromatin structure assay. Relationship with alternate tests of semen quality and heterospermic performance of bulls
sperm chromatin structure assay alternate tests semen quality heterospermic performance
2009/2/23
Data obtained by the sperm chromatin structure assay (SCSA) on spermatozoa from nine bulls were correlated with fertility, measured by heterospermic performance (-0.94, P less than 0.01) and by al...