Bioenergetics is the study of energy flow and transformation in biological systems, focusing on how cells acquire, convert, store, and utilize energy to drive metabolic processes. It encompasses the thermodynamics and kinetics of biochemical reactions, including ATP synthesis, redox reactions, and proton motive force generation across biological membranes. Central topics include oxidative phosphorylation, photosynthetic energy conversion, substrate-level phosphorylation, and the coupling of catabolic and anabolic pathways. Bioenergetics provides quantitative frameworks (e.g., Gibbs free energy, redox potentials, chemiosmotic theory) to analyze how cellular structures such as mitochondria, chloroplasts, and bacterial membranes support energy transduction and maintain nonequilibrium steady states required for life.
Inside nearly every cell of your body, the tiny F1 motor works non-stop to create adenosine triphosphate (ATP), the universal energy source that powers almost every action you take—from breathing to running. While scientists ...
Researchers from the Institute for Bioengineering of Catalonia (IBEC) and CIBER-BBN, in collaboration with teams from the University of Barcelona (UB) and the Institute of Chemical Research—cicCartuja, University of Seville-CSIC, ...
Cell & Microbiology
Oct 1, 2025
0
22
Nearly every cell in your body depends on mitochondria to survive and function properly. Mitochondria provide 90% of our bodies' energy, but less well-known are their roles in cellular signaling and in eliminating defective ...
Cell & Microbiology
Sep 26, 2025
0
132
There's a molecule that our body makes from vitamin B5 that is critical for all of the metabolic processes essential for human life. And when something goes wrong in that molecule's production, it affects nearly every organ ...
Cell & Microbiology
Sep 17, 2025
0
276
Aging, neurological diseases and our bodies' stress response are all linked to the tiny power plants inside each cell known as mitochondria. To function properly, mitochondria must first read instructions from their DNA and ...
Molecular & Computational biology
Sep 16, 2025
0
172
Cells bumping against one another use electricity to identify which of their neighbors has the least energy to expel them. The King's College London study in partnership with the Francis Crick Institute provides insight into ...
Cell & Microbiology
Sep 10, 2025
0
128
Like bees breathing life into gardens, providing pollen and making flowers blossom, little cellular machines called mitochondria breathe life into our bodies, buzzing with energy as they produce the fuel that powers each ...
Biotechnology
Aug 30, 2025
0
93
New NASA research has found that Ceres may have had a lasting source of chemical energy: the right types of molecules needed to fuel some microbial metabolisms. Although there is no evidence that microorganisms ever existed ...
Astrobiology
Aug 20, 2025
0
109
In a scientific first, researchers from Vanderbilt University and the University of California, San Diego, have generated a high-resolution metabolic "map" of how cells orchestrate glucose processing, revealing a hidden world ...
Cell & Microbiology
Jul 21, 2025
0
83
Mitochondria are the body's "energy factories," and their proper function is essential for life. Inside mitochondria, a set of complexes called the oxidative phosphorylation (OxPhos) system acts like a biochemical assembly ...
Evolution
Jul 3, 2025
0
24
