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Infections with the novel coronavirus and vaccination lead to strong antibody responses against SARS-CoV-2. Immune responses to other human coronaviruses, which mostly only cause harmless colds, also provide some protection against SARS-CoV-2. This cross-reactive immune response is an important piece of the puzzle of how to achieve comprehensive coronavirus immunity, […]

Today's open access editorial discusses one quite specific consequence of the age-related disruption of energy metabolism in cells. Mitochondria, the power plants of the cell, falter with age throughout the body, for complex reasons still under exploration. The proximate causes involve too little production of molecular machinery needed for the […]

Exercise is beneficial at every age, but most people do not undertake enough physical activity. In a sedentary world, structured exercise programs look like a decent therapy, because that exercise corrects a harmful deficiency in the operation of metabolism. Thus the studies showing a reduction in mortality resulting from exercise […]

Tauopathies like Alzheimer's disease are characterized by the spread of tau aggregates through the brain. Tau is one of the few molecules in the body that can become altered in a way that encourages other copies of the same molecule to also alter, causing aggregates to form. These aggregates and […]