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Amborella trichopoda sheds light on ZW sex chromosome evolution in angiosperm plants

A recent study characterizes the ZW sex chromosomes in Amborella trichopoda, revealing insights into sex determination and early evolutionary dynamics in plants.

4 Dec 2024

Enterococcus Co-Infection Increases Protective Slime in Pathogenic E. coli

A new study finds that two subtypes of pathogenic Escherichia coli (E. coli) produce five to 16 times more protective capsular "slime" when Enterococcus faecalis (EF) is present.

3 Dec 2024

Single-Cell Sequencing Sheds Light on Breast Cancer Genetics

Research reveals somatic copy number alterations in breast epithelial cells, linking early genetic changes to cancer development and highlighting BRCA1/2 roles.

29 Nov 2024

Study Links MICOS10 Gene Defect to Mitochondrial DNA Depletion Syndrome

Mitochondrial DNA depletion syndrome (MTDPS) is a rare genetic disorder characterized by a marked decrease in mitochondrial DNA (mtDNA).

27 Nov 2024

Unveiling the Epigenetic Landscape of Blood Cancers

In recent years, biomedical laboratory research has undergone tremendous change, to the extent that computers have frequently replaced test tubes.

27 Nov 2024

Single-Cell Analysis Sheds Light on Leukemia Cell Heterogeneity

Chromosomal instability plays a crucial role in the progression of cancer: it shapes the properties of tumor cells and drives the development of therapy resistance. Scientists from the German Cancer Research Center (DKFZ), the Heidelberg Stem Cell Institute HI-STEM and the European Molecular Biology Laboratory (EMBL) used state-of-the-art single-cell analysis methods to analyze the cellular heterogeneity of a specific form of acute myeloid leukemia.

26 Nov 2024

Uncovering the Genetic Basis of Sex Determination in Amborella trichopoda

Although it is a complicated process, plant reproduction is essential to both ecological balance and the food chain. Some plants are hermaphrodites, some are either male or female, and some change sex during their lives.

26 Nov 2024

Novel Genetic Variant Associated with Severe Mitochondrial Dysfunction

The rare hereditary condition known as mitochondrial DNA depletion syndrome (MTDPS) is typified by a significant reduction in mitochondrial DNA (mtDNA).

26 Nov 2024

New Method for Understanding Brain Function and Dysfunction

An international group of researchers from FutureNeuro, the Research Ireland Centre for Translational Brain Science, and RCSI University of Medicine and Health Sciences have created a novel technique to characterize gene activity in the living human brain.

26 Nov 2024

Overlapping Enhancers Challenge Traditional Genetic Models

The DNA of plants and animals contains their blueprint. However, genes, which are the instructions for generating proteins, are found in a very small portion of the genome roughly 2% in mammals.

25 Nov 2024

New Vector Systems Open the Door for Efficient Genetic Modification

A recent breakthrough in biotechnology promises to change the landscape of plant genetic engineering. Imagine a persistent invader-;Agrobacterium-;long used to deliver genes into plants. Despite its historical success, the journey has been fraught with setbacks, especially with crops that launch fierce immune defenses.

25 Nov 2024

Unveiling the Hidden Potential of SnoRNAs

Dynamic, reversible modifications of DNA and RNA regulate how genes are expressed and transcribed, which can influence cellular processes, disease development, and overall organismal health.

25 Nov 2024

Researchers Decode Complete Genome of Medicinal Plant Forsythia Suspensa

A recent study has decoded the complete genome of Forsythia suspensa, a plant renowned for its medicinal value and decorative appeal.

23 Nov 2024

Study Reveals Genetics Behind Dilated Cardiomyopathy

A potentially life-changing heart condition, dilated cardiomyopathy, can be caused by the cumulative influence of hundreds or thousands of genes and not just by a single "aberrant" genetic variant, as was previously thought, finds a new study led by researchers at UCL (University College London), Imperial College London and the MRC Laboratory of Medical Sciences.

23 Nov 2024

Researchers Map DNA Repair Protein Activity in Human Cells

New research from the Kind Group at the Hubrecht Institute sheds light on how cells repair damaged DNA. For the first time, the team has mapped the activity of repair proteins in individual human cells.

22 Nov 2024

Versatile Molecule with a New Role in Genome Maintenance

A multi-institutional team of researchers from the Georgia Institute of Technology has uncovered a hitherto unidentified function for RNA.

22 Nov 2024

Ancient DNA Unlocks Secrets of European Genetic Adaptation

Leveraging a unique statistical analysis and applying it to ancient DNA extracted from human skeletal remains, a team of researchers from The University of Texas at Austin and the University of California, Los Angeles has revealed new insights into how ancient Europeans adapted to their environments over 7,000 years of European history.

21 Nov 2024

Discovery of Large Tandem Duplications Opens New Avenues for Cancer Treatment

Cancer researchers at the University of Chicago and the University of California, San Francisco (UCSF) have discovered that mutations in certain genes can lead to the accumulation of DNA errors, resulting in a specific type of genetic change known as large tandem duplications (TDs) that can arise from the collision of two critical cellular processes: transcription and DNA replication.

21 Nov 2024

Cancer-Causing Mutations Found in Healthy Breast Tissue

Williams, M. J., et al. (2024) Luminal breast epithelial cells of BRCA1 or BRCA2 mutation carriers and noncarriers harbor common breast cancer copy number alterations. Nature Genetics. doi.org/10.1038/s41588-024-01988-0.

21 Nov 2024

Sylph: A Fast and Accurate Tool for Species-Level Metagenome Profiling

Sylph's innovative approach to metagenome profiling delivers high accuracy and efficiency, advancing research in microbial diversity and disease associations.

21 Nov 2024