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Cellular Energy Status

Meaning

Cellular Energy Status is the quantitative measure of the energetic resources available within a cell, primarily reflected by the ratio of high-energy phosphate compounds, such as the ATP/ADP or ATP/AMP ratio. This status is a critical determinant of cellular function, signaling the cell’s capacity to perform energy-intensive tasks like protein synthesis, active transport, and proliferation. It acts as a key metabolic signal that directly influences hormonal responsiveness and the activity of central metabolic sensors like AMPK and mTOR. A compromised energy status is a common denominator in various states of physiological stress and aging.