Investigation of the microbial community in the female reproductive tract with the use of
sequencing techniques has revealed that endometrial samples obtained through a
transvaginal catheter are dominated by Lactobacillus species. Dysbiotic changes in the
endometrial microbiota may be associated with implantation failure or early spontaneous
abortion in patients who undergo assisted reproductive technology treatment. Whether or
not there is an endometrial microbiota in early pregnancy is unknown. Herein we describe …