Conclusion:5-HTR and SPR can be produced by trophoblast cell of human placenta,which will provide morphological evidence for 5-HT and SP taking part in the regulation...

• 结论:人胎盘滋养层细胞自身含有5HTR和SPR,为在离体培养条件下研究5HT和SP对胎盘激素的合成与分泌的调控作用提供了形态学依据。