Histones News and Research

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Understanding Algal Gene Expression Through Histone Dynamics

A previously unknown molecular signature of the regulation of algal genomes during the cell cycle was discovered, thanks to a novel technique that research teams can employ to test and compare various protein forms and protein complexes.

24 Oct 2024

The Role of Ancient Viral Sequences in Gene Regulation

For any organism to survive and thrive, its cells must tightly control which genes are activated when, and where.

19 Sep 2024

Research Shows a Causal Role of Histone Modifications in Gene Regulation

For any organism to survive and thrive, its cells must strictly control which genes are active when and where.

19 Sep 2024

Research Uncovers Dynamic Epigenetic Switch for Gene Expression Control

One of the most fascinating discoveries in biology is that cells have mechanisms for dynamically regulating genetic expression.

11 Sep 2024

New Insights into Python Cardiac Biology Could Inform Human Heart Disease Research

Study of python cardiac responses to feeding uncovers structural and epigenetic changes, enhancing understanding of heart disease and therapeutic applications.

2 Sep 2024

Mast Cells Recruit Neutrophils in Immune Response

Mast cells are well-known for their part in allergic reactions, but the immune system relies heavily on them. They release chemicals in response to allergens, which cause common allergy symptoms like tissue swelling and inflammation.

5 Aug 2024

UNC-Chapel Hill Study Reveals New Mechanism of Gene Regulation Beyond Histone Modification

University of North Carolina at Chapel Hill researchers have determined whether a specific chemical modification of a protein that packages the genome called a histone affects gene activity and cell proliferation according to the paper, "Drosophila melanogaster Set8 and L(3)mbt function in gene expression independently of histone H4 lysine 20 methylation," published in Genes & Development.

11 Jul 2024

Histone H3K9 Methylation Found to Act as a Dimmer Switch for Gene Regulation

Researchers led by Kannosuke Yabe, Asuka Kamio, and Soichi Inagaki of the University of Tokyo have discovered that in thale cresses histone H3 lysine-9 (H3K9) methylation, conventionally thought to be a mark of turning off gene transcription, can also turn on gene expression via the interactions of two other proteins and histone marks.

27 Jun 2024

Coordinated Proteins Aid the Immune System in Detecting and Destroying Threats

Bacteria, parasites, and viruses—the immune system tackles them all. Cells known as macrophages are at the forefront of the human immune response, recognizing intruders and controlling how the entire immune system responds.

6 Jun 2024

Decoding Chromatin Modifications: A Breakthrough in Epigenome Editing

An epigenome editing platform and a method to program nine major chromatin modifications.

14 May 2024

New Tool Precisely Edits Epigenetic Modifications

Powerful epigenetic editing technology was developed as a result of research by the Hackett group at EMBL Rome. This technology allows for the precise programming of chromatin modifications.

10 May 2024

Unlocking Glucose-Driven Mechanisms of Immunosuppression in Glioblastoma

The Wistar Institute assistant professor Filippo Veglia, Ph.D., and team, have discovered a key mechanism of how glioblastoma -; a serious and often fatal brain cancer -; suppresses the immune system so that the tumor can grow unimpeded by the body's defenses.

6 May 2024

Study Offers Valuable Insights Into Mutagenesis Mechanisms and Cancer Evolution

Mutations are the changes in the DNA that gradually occur in human cells as they replicate, and the organism grows and ages.

13 Apr 2024

Breakthrough Study Reveals Key Mechanism in Passing Epigenetic Information During Cell Division

A research team led by Professor Yuanliang ZHAI at the School of Biological Sciences, The University of Hong Kong collaborating with Professor Ning GAO and Professor Qing LI from Peking University, as well as Professor Bik-Kwoon TYE from Cornell University, has recently made a significant breakthrough in understanding how the DNA copying machine helps pass on epigenetic information to maintain gene traits at each cell division.

11 Mar 2024

Exploring Gene Behavior Patterns With Cutting-Edge Technology

In an effort to comprehend how the genetic makeup and environment interact to cause diseases, scientists have studied the structure, sequencing, and interactions of genetic material with proteins in great detail.

29 Feb 2024

Mechanism of Cancer Drug Targeting Tumor Suppressor Genes Unveiled

Researchers have revealed the mechanism of a drug shown to be effective in treating certain types of cancer, which targets a protein modification silencing the expression of multiple tumor suppressor genes.

22 Feb 2024

Unlocking RNA Secrets: New Method Exposes Gene Expression's Hidden Hurdles

A new study demonstrates that a method may identify, for the first time, the frequency and precise location of a molecular occurrence known as "backtracking" across the genetic material (genome) of any species.

12 Feb 2024

Study Uncovers Chromatin Modifier-Centered Pathway for Grain Size Regulation in Rice

Chromatin is the complex of DNA and proteins that makes up the genetic material in the nucleus of eukaryotic cells.

18 Jan 2024

Unraveling the Complexities of Gene Regulation with MAbID

A novel technique named MAbID, developed by researchers led by Jop Kind, has been introduced to concurrently investigate various mechanisms of gene regulation, crucial for both development and disease processes.

5 Dec 2023

New Model Reveals How Cells Maintain Epigenetic Memory During Cell Division

Every cell in the human body contains the same genetic instructions, encoded in its DNA. However, out of about 30,000 genes, each cell expresses only those genes that it needs to become a nerve cell, immune cell, or any of the other hundreds of cell types in the body.

17 Nov 2023