Bach J F
Recent Results Cancer Res. 1980;75:106-9. doi: 10.1007/978-3-642-81491-4_17.
Four main thymic preparations have been reported in the literature: thymosin, thymopoietin, thymic humoral factor (THF), and serum thymic factor (FTS). Their possible relationships are discussed with reference to their chemical characteristics and their main biologic features.
