The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Oxidative degradation of high-energy substrates is an essential feature of all living organisms. Aerobic organisms have developed complex chemical reactions, grouped under the term 'respiratory chain' ...

Oxygen saturation is a measure of the amount of hemoglobin that is bound to molecular oxygen at a given time point. It is an important parameter for managing patients in a clinical setup. Oxygen ...

Leg positioning during total hip arthroplasty influences the extent of venous occlusion and affects pulmonary artery oxygen saturation, according to a new study. Nigel E. Sharrock, MB, ChB, and ...