title: [Fundamental problems of ageing (author's transl)].
abstract: Issuing from the second theorem of thermodynamics a cybernetical schema and a corresponding system of differential equations are proposed, describing dehydration and diminishing metabolism rate of the aging cell. With respect to the organism as a whole, there results the well known vitality formula of Beier, but with an altered expression for F(t).
mesh_terms: D000375:Aging; D002470:Cell Survival; D006801:Humans; D008660:Metabolism; D013816:Thermodynamics
vernacular_title: Grundsätzliches zum Problem des Alterns.