联系我们联系我们
The connective tissue in the human body is composed of numerous cell types, all of which develop during embryonic growth from the mesenchyme, a network of primitive cells that have the ability to differentiate into various forms. Scientists believe that a small number of cells from the mesenchyme linger in the blood vessels through adult life, maintaining the ability to differentiate into other cells as needed.
对不起,此内容在您的国家不适用。
您即将被转换到我们的本地网站。