Single-cell characterization of healthy fallopian tubes revealed shifts in cell and gene expression throughout the menstrual ...

the zygote has become a cluster of cells (now called a morula). It has traversed the mother’s fallopian tube and made its way into her uterus, where the process of implantation will then occur ...

This zygote's cells divide rapidly during this ... where it begins to develop into an embryo. Implantation generally takes place six to 12 days following conception (or five to 15 days after ...