Conclusion HCG can increase active polypeptides synthesis and secretion in GCT of submandibular gland,and the secretion is more prominent than synthesis.

• 结论HCG可促进颌下腺颗粒曲管合成和分泌生物活性物质，它对颗粒曲管分泌功能的促进作用大于对合成功能的促进作用。