John X Zhang

  • 1949 Citations
1989 …2018
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Personal profile

Research Interests

In vitro fertilization, Infertility

John Zhang, Ph.D is a Professor of Obstetrics & Gynecology and of Urology, Northwestern University Feinberg School of Medicine, and Laboratory Director of Fertility and Reproductive Medicine of Northwestern Medicine. Dr. Zhang was trained as a Ph.D. Scientist and has over 30 years of research and clinical experience in Embryo Development and Assisted Reproduction.

Education/Academic qualification

PhD, University of Sydney

… → 1987


  • Embryology
  • Infertility (female)
  • Reproduction
  • Women's Health

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Grants 2003 2018

Research Output 1989 2018

  • 1949 Citations
  • 43 Article
  • 1 Comment/debate
  • 1 Review article
  • 1 Patent
Preimplantation Diagnosis
Genetic Testing
Fertilization in Vitro
Chorionic Villi Sampling
1 Citation (Scopus)

First-trimester bleeding and twin pregnancy outcomes after in vitro fertilization

Eaton, J. L., Zhang, J. X. & Kazer, R., Jul 1 2016, In : Fertility and Sterility. 106, 1, p. 140-143 4 p.

Research output: Contribution to journalArticle

Twin Pregnancy
First Pregnancy Trimester
Pregnancy Outcome
Live Birth
Birth Rate
Embryo Transfer
Live Birth
3 Citations (Scopus)
Birth Rate
Embryo Transfer
Live Birth
9 Citations (Scopus)

Sperm chromatin integrity may predict future fertility for unexplained recurrent spontaneous abortion patients

Zhang, L., Wang, L., Zhang, J. X., Xu, G., Zhang, W., Wang, K., Wang, Q., Qiu, Y., Li, J. & Gai, L., Oct 1 2012, In : International Journal of Andrology. 35, 5, p. 752-757 6 p.

Research output: Contribution to journalArticle

Habitual Abortion
Spontaneous Abortion