Science Daily

Structure of mammalian protein complex of respiratory chain solved at atomic level

The mitochondrial Complex I plays a central role in cellular respiration and energy metabolism. The ~1 Megadalton L-shaped protein complex is the largest protein assembly of the respiratory chain and ...
Science Daily

Structure of mammalian respiratory complex I

New research outlines discoveries on the complex I (NADH:ubiquinone oxidoreductase), one of the largest membrane-bound enzymes in the cell, powers ATP synthesis in mammalian mitochondria by using the ...
The American Journal of Managed Care

Accelerated Aging Associated With COPD, Impaired Lung Function

High levels of phenotypic age acceleration (PhenoAgeAccel) were found to have a more significant effect on lung function in patients with chronic obstructive pulmonary disease (COPD), older patients, ...
JSTOR Daily

The Anatomy, Physics, and Physiology of Gas Exchange Surfaces: Is There a Universal Function for Pulmonary Surfactant in Animal Respiratory Structures?

Instead, surfactant is also important in narrow tubular respiratory structures such as the terminal airways of mammals and the air capillaries of birds. (3). Insect tracheoles: We investigate the ...