Adenosine Triphosphate News and Research

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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

How Does DNA Unwind? Study Explores Helicase Mechanisms In DNA Replication

This study reveals how SV40 helicase unwinds DNA, highlighting ATP hydrolysis's role in translocation and offering insights into viral replication mechanisms.

28 Mar 2025

Visualizing the Fundamental Process of DNA Strand Separation

The exact moment DNA starts to unravel has been seen by scientists for the first time, exposing a chemical process that is essential for DNA to be the molecule that codes for all life.

20 Mar 2025

Structural Insights into uMtCK Offer New Pathways for Targeting Cancer Energy Mechanisms

Cancer cells have an insatiable appetite for energy as they multiply more rapidly than normal cells. Greedy cancer cells hijack various cellular functions to find and exploit energy and other resources, including a group of enzymes that help normal cells maintain a balance of energy.

8 Mar 2025

Macrophages Use Bacterial Debris To Fine-Tune Immune Responses

Findings reveal macrophages' role in immune modulation through bacterial metabolites, paving the way for improved therapies for infections and inflammation.

6 Mar 2025

New Discoveries Challenge Textbook Knowledge of Mitochondrial Respiration

In an article published in the journal Trends in Biochemical Sciences, Alicia Kowaltowski, full professor at the University of São Paulo's Institute of Chemistry (IQ-USP) in Brazil, advocates the "rewriting" of textbooks on the location of the electron transport chain in mitochondria and the role of sodium in mitochondrial respiration.

20 Feb 2025

Is Calcium Signaling the Bridge Between Unicellular and Multicellular Life?

Calcium-dependent signaling in S. rosetta uncovers mechanisms of cellular coordination, shedding light on the evolution of multicellularity and sensory systems.

16 Jan 2025

New Insights into How Nitrogenase Enzyme Survives Oxygen Exposure

Nitrogen is an essential component in the production of amino acids and nucleic acids - both necessary for cell growth and function.

9 Jan 2025

Novel Approach to Monitor ER-Related Protein Quality Control

Protein synthesis in eukaryotic cells found in plants, animals, and fungi involves more than just the straightforward ribosome assembly of amino acids.

9 Dec 2024

ENOD93 Linked to Mitochondrial Function and Nitrogen Efficiency in Plants

The protein ENOD93 regulates mitochondrial respiration and energy production in Arabidopsis, highlighting its role in nitrogen metabolism and plant development.

6 Dec 2024

Mitochondria Found to Play Key Role in Balancing Cell Death and Inflammatory Response

Whether cells in the human body survive or die under stress depends, among other things, on their mitochondria.

27 Nov 2024

Unraveling the Mechanics Behind Transcription-Dependent Motions of Single Genes

A group of researchers has found unexpected links between genome packing, gene activity, and genome-wide motions, exposing features of the genome's structure that have a direct impact on gene expression and regulation.

23 Oct 2024

Mosquitoes use Salivary Protein to Aid Malaria Parasite Transmission

The study identifies AgApyrase as a key protein in mosquito saliva, enhancing Plasmodium transmission by regulating blood clot breakdown and immune response.

30 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

Novel ATP Imaging System Reveals Insights into Kidney Energy Metabolism

The prevalence of kidney disease has been increasing in Japan, with it now affecting one in eight adults, but developing effective treatment remains a challenge.

24 Jul 2024

Mitochondria Influence the Ability of Adult Cardiac Cells to Multiply

Whether forcing adult cardiomyocytes to reverse from the oxidative phosphorylation phenotype to the glycolysis phenotype would also restore their mitotic ability.

13 Jun 2024

Study Highlights Key Protein-Lipid Interactions in Mitochondrial Energy Production

By studying mutations in yeast and human cells, Johns Hopkins Medicine scientists say they have found that biochemical bonds between fats and proteins in the mitochondrion, the cell's powerhouse, play a crucial role in how our cells produce energy.

10 Jun 2024

Brain Organoids Emerge as Powerful Tool for Drug Discovery in Mitochondrial Disease

The use of brain organoids in screening for drugs against mitochondrial diseases, which have hitherto presented challenges in treatment.

4 Jun 2024

Unveiling the Role of NCLX Protein in Mitochondrial Calcium Regulation and Autophagy

An article published in The Faseb Journal describes a Brazilian study analyzing the correlation between two key energy metabolism regulation processes: the absorption and release of calcium ions by mitochondria, the organelles that generate energy for cells; and autophagy induced by calorie restriction.

3 May 2024

Study Reveals Molecular Assembly of One of the Most Common Anti-Phage Systems

One of the many secrets to bacteria's success is their ability to defend themselves from viruses, called phages, that infect bacteria and use their cellular machinery to make copies of themselves.

29 Apr 2024