Shenzhen Jinxin Medical Technology Innovation Center, Co., Ltd. 1 article published in JoVE Biology Platform for Quantitative Detection of Endometrial Immune Cells Based on Immunohistochemistry and Digital Image Analysis Cong Chen1, Chunyu Huang1,2, Yaya Wu1, Zhihong Li1, Shuyi Yu1, Xiaoyan Chen1, Ruochun Lian1, Rong Lin1, Lianghui Diao1,2, Yong Zeng1,2, Yuye Li1,2 1Shenzhen Key Laboratory of Reproductive Immunology for Peri-implantation, Shenzhen Zhongshan Institute for Reproduction and Genetics, Fertility Center, Shenzhen Zhongshan Urology Hospital, 2Shenzhen Jinxin Medical Technology Innovation Center, Co., Ltd. Here, a digital immunohistochemistry image analysis platform was developed and validated to quantitatively analyze the endometrial immune cells of patients with recurrent miscarriages in the window of implantation.