Organelle News and Research

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Genetic On-Off Switch for Cilia Formation Uncovered

Some might say it looks like a finger. Others might see a worm. Scientists in the field often liken it to an antenna. The technical name is primary cilium.

2 Sep 2025

New Insights Into Epithelial Cell Behavior and Wound Closure Mechanisms

The body's cells change their shape to close gaps such as wounds – with part of the cell flexing depending on the curve of the gap and the organization of cell-internal structures, a new study reveals.

19 Aug 2025

Researchers Identify Key Gene for Restoring Fertility in Hybrid Peppers

Cytoplasmic male sterility (CMS) systems have revolutionized hybrid seed production by eliminating the need for manual pollen removal.

30 Jul 2025

Small Viral Protein ORF3a Reveals Big Role in SARS-CoV-2 Infectivity

In a recent study published in Nature Communications, researchers from the University of Chicago discovered that the severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) uses a small but powerful protein, ORF3a, to assemble the infectious particles, making it more efficient at spreading the disease.

29 Jul 2025

Rewriting rRNA Alters the Architecture of the Nucleolus

Ribosomes carry out the cell's most essential function-translating genetic information into proteins.

28 Jul 2025

Breakthrough Imaging Technique Reveals Mitochondrial Dynamics in Living Tissues

In this study, researcher developed a new imaging approach that combines two powerful techniques to solve this problem. First, a special type of microscope called a two-photon microscope is used, which can look deep into live tissues with minimal damage.

14 Jul 2025

New Protein Superfamily Redefines Bacterial Interactions

A newly identified bacterial protein, PopA, reveals complex interactions in bacteria, challenging existing models of membrane protein formation.

9 Jul 2025

Myosin XI Helps Plants Absorb Boron Under Nutrient Stress

Boron, though required only in minimal amounts, is vital for plant development. It strengthens cell walls and supports the growth of roots and shoots.

9 Jun 2025

Repairing DNA Double-Strand Breaks May Improve Genomic Stability by Limiting Organelle-to-Nucleus Gene Transfer

A new study in Nature Plants reveals that DNA double-strand break repair (DSBR) pathways help prevent gene transfer from organelles to the nucleus in plants. Disruption of DSBR increases the risk of genomic instability through endosymbiotic gene transfer (EGT).

2 Jun 2025

Study Unveils Molecular Mechanism Behind Synapse Maturation

Researchers from the lab led by Prof. Joris De Wit (VIB-KU Leuven) have discovered an important clue to how connections between brain cells, known as synapses, mature.

21 May 2025

Lipid Peroxidation in Lysosomes Unleashes Ferroptosis in Tumors

The duplication and division of cells is critical to keeping all multicellular organisms alive. But the opposite process is equally important: cell death.

2 May 2025

New Research Reveals Mitochondrial Guardians Linked to Parkinson’s and ALS

Scientists at Johns Hopkins Medicine say they have discovered how a group of proteins linked to Parkinson's disease and amyotrophic lateral sclerosis act as "guardians" of mitochondria, small organelles, or subunits, within a cell that make and store energy and are found in almost all plants and animals.

8 Apr 2025

Research Unveils Mechanism Behind Evolution of Organelles from Bacteria

Organelles in cells were originally often independent cells, which were incorporated by host cells and lost their independence in the course of evolution.

20 Mar 2025

Study Explores the Physiological Role of Nwd1 Gene in MASH Pathogenesis

Metabolic dysfunction-associated steatohepatitis (MASH) is a liver disease that progresses without symptoms and is associated with significant global public health concerns.

12 Mar 2025

Novel Chemo-Optogenetic Systems Offer Spatiotemporal Precision

A research team at Umeå University has created advanced light-controlled tools that allow for precise regulation of proteins in real time within living cells.

31 Jan 2025

BOOSTER Gene: Unlocking New Potential in Photosynthesis and Crop Productivity

The BOOSTER gene enhances photosynthesis in plants, improving efficiency and productivity under varying light conditions, crucial for agricultural advancements.

17 Dec 2024

New Role for the Golgi Apparatus in Cancer Immunotherapy

The Golgi apparatus modifies, sorts, and packages proteins to be sent to their final destinations, whether that is within or outside of the cell.

25 Nov 2024

Innovative Approach Supercharges T Cells by Transferring Healthy Mitochondria

Fighting cancer is exhausting for T cells. Hostile tumor microenvironments can drain their mitochondrial activity, leading to a condition known as T cell exhaustion.

16 Sep 2024

Mitochondrial DNA 'Jumps' to Chromosomes, Potentially Impacting Lifespan

As direct descendants of ancient bacteria, mitochondria have always been a little alien.

23 Aug 2024

New Insights into How Cell Nuclei Shape Tissue Architecture During Development

In work conducted both at UC Santa Barbara and the Physics of Life Excellence Cluster of TU Dresden, biophysicist Otger Campàs and his research group have found that cell nuclei control the architecture and mechanics of eye and brain tissues during embryonic development.

13 Aug 2024