A set of biochemical processes crucial to cellular life on Earth could have originated in chemical reactions taking place on the early Earth four billion years ago, believes a group of scientists. A ...

Can we stay young forever, or even recapture lost youth? Research from the laboratory of Professor Julian Chen in the School of Molecular Sciences at Arizona State University recently uncovered a ...

This is a preview. Log in through your library . Abstract The enzyme activities of the pyridine-nucleotide cycle, which transform nicotinic acid mononucleotide (NaMN) into NAD, have been characterized ...

Study published in “Science” journal disproves conventional wisdom: citrate synthase can also cleave citrate and not only build it up The citrate cycle: most people will probably remember this ...

High-resolution cryo-electron microscopy makes it possible to study complex enzymatic processes in detail. With this method, a research team of the University of Potsdam and Humboldt-Universität ...

Two simple molecules can react to form most of the intermediates in an analog of the modern-day Krebs cycle, without the need for enzymes or metals, according to a new study (Nat. Chem. 2020, DOI: ...

This is a preview. Log in through your library . Abstract The presence of arginase (EC 3.5.3.7) in various tissues from Vitis vinifera L. cultivars was demonstrated by both in vivo and in vitro enzyme ...

Persistent pulmonary hypertension of the newborn (PPHN) is characterized by elevated pulmonary vascular resistance. Endogenous nitric oxide is critical for regulation of pulmonary vascular resistance.

Having considered localization of respiratory functions in mitochondria and in prokaryotic cells, it's time to return to the ...