Chromatin inheritance during cell division involves the replication of DNA and assembly of nucleosomes onto the replicated DNA, because passage of the DNA replication fork disrupts nucleosomes on the DNA. Half of the histones ...
Cell & Microbiology
Aug 25, 2023
0
101
Like thread tightly wrapped around a spool, DNA is wrapped around histones and packaged into structures called nucleosomes. Scientists at St. Jude Children's Research Hospital are exploring how a type of transcription factor ...
Cell & Microbiology
May 24, 2023
0
137
New research provides insight into how an enzyme that helps regulate aging and other metabolic processes accesses our genetic material to modulate gene expression within the cell. A team led by Penn State researchers have ...
Cell & Microbiology
Apr 14, 2023
0
97
Researchers have spotted how specific proteins within the chromosomes of roundworms enable their offspring to produce specialized cells generations later, a startling finding that upends classical thinking that hereditary ...
Cell & Microbiology
Apr 7, 2023
0
381
In organisms whose cells have a nucleus, like plants and animals, the basic packaging units of DNA are the so-called nucleosomes. A nucleosome consists of a segment of DNA wound around eight proteins known as histones. Gene ...
Bio & Medicine
Mar 6, 2023
0
12
In a collaborative paper in published in the Proceedings of the National Academy of Sciences, Yves Barral with Jorrit Enserink and the Pierre Chymkowitch group in Norway show that the effects on transcription of chromosome ...
Cell & Microbiology
Feb 21, 2023
0
38
A research team from the University of Hong Kong (HKU) led by Professor Xiang David Li from the Department of Chemistry in collaboration with Dr. Yuanliang Zhai from the HKU School of Biological Sciences and Dr. Jason Wing ...
Biochemistry
Feb 17, 2023
0
81
Researchers from the Institute for Advanced Chemistry of Catalonia (IQAC) of Spanish National Research Council (CSIC) have developed a series of photosensitive molecule drugs that can be reversibly activated by external light, ...
Biochemistry
Feb 16, 2023
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60
Embryogenesis is one of the most fundamental and remarkable processes in both animals and plants. It's amazing that after fertilization, a single maternal egg cell can develop into an organism with a multilayered body plan ...
Plants & Animals
Feb 3, 2023
0
2
After an intrepid, decade-long search, Johns Hopkins Medicine scientists say they have found a new role for a pair of enzymes that regulate genome function and, when missing or mutated, are linked to diseases such as brain ...
Cell & Microbiology
Dec 22, 2022
0
25
