Based on previous study of nature of Zang-fu viscera essence in modern medicine

the authors hold that nature of kidney essence in modern medicine mainly manifests an organic collection constituted by all stem cells in the body

the extracellular matrix

intercellular signaling molecule and tissue fluid surrounding microenvironment

etc. On the basis of revealing the nature of "congenital essence"and "acquired essence"in modern medicine

the authors expound the modern medicine mechanism of kidney essence formation and filling. By explaining the internal relation of modern medicine nature of kidney essence

kidney Qi and Zang-fu viscera Qi

by revealing the modern medicine mechanism of kidney essence

kidney Qi and Zang-fu viscera Qi changing with age

the authors illuminate the modern medicine connotation of kidney essence physiological effect

which refers to kidney governing growth

development

and reproduction

as well as promoting and regulating Zang-fu viscera Qi transformation.