Reproductive System and Pregnancy
Reproductive System and Pregnancy is a research topic within Immunology. Science Explorer counts 49k research works in it since 1950. 19.7% of them reached the world's top 10% most cited for their field and year.
This cluster of papers explores the immunological mechanisms involved in pregnancy, focusing on the interactions at the fetal-maternal interface, including the roles of decidual NK cells, regulatory T cells, HLA-G, and the Th1/Th2 paradigm. It delves into topics such as implantation, recurrent pregnancy loss, maternal-fetal tolerance, and endometrial receptivity.
- Decidual NK Cells
- Regulatory T Cells
- Fetal-Maternal Interface
- Implantation
- Recurrent Pregnancy Loss
- Maternal-Fetal Tolerance
- HLA-G
- Th1/Th2 Paradigm
- Endometrial Receptivity
- Immune Regulation
- Research works
- 49k fractional, since 1950
- In the world top 10%
- 9.7k per year above
- Top-10% rate
- 19.7% share of its works in the world top 10%
- Growth, 2013–17 → 2018–22
- +21% the tick is no change
Which countries lead Reproductive System and Pregnancy research?
By volume, China and the United States publish the most (2.2k and 1.3k works in 2022–2025).
By volume, 2022–2025
- 1 China 2.2k works
- 2 United States 1.3k works
- 3 India 337 works
- 4 Russia 272 works
- 5 Japan 268 works
- 6 United Kingdom 245 works
- 7 Iran 244 works
- 8 Germany 233 works
- 9 Türkiye 216 works
- 10 Italy 199 works
How concentrated that is
The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.
Shares of the rows listed above, not of the whole node.
Which institutions lead Reproductive System and Pregnancy research?
By volume in 2022–2025, Obstetrics and Gynecology Hospital of Fudan University publishes the most Reproductive System and Pregnancy research, followed by Huazhong University of Science and Technology and Research Institute of Obstetrics and Gynecology named after D.O. Ott.
By volume, 2022–2025
- 1 Obstetrics and Gynecology Hospital of Fudan UniversityChina 33 works
- 2 Huazhong University of Science and TechnologyChina 27 works
- 3 Research Institute of Obstetrics and Gynecology named after D.O. OttRussia 26 works
- 4 University of North Carolina at Chapel HillUnited States 25 works
- 5 Sun Yat-sen UniversityChina 25 works
- 6 Nanjing Medical UniversityChina 24 works
- 7 Sichuan UniversityChina 24 works
- 8 Harvard UniversityUnited States 24 works
- 9 Shanghai Jiao Tong UniversityChina 23 works
- 10 Shanghai First Maternity and Infant HospitalChina 23 works
Who are the leading researchers in Reproductive System and Pregnancy?
The most-cited researchers publishing on Reproductive System and Pregnancy include Patrick M. Bossuyt.
- 1 Patrick M. Bossuyt Netherlands 14k citations
Ranked by citations received across their whole record, among researchers with at least three works on this topic.
Where is Reproductive System and Pregnancy research done?
The largest centres of Reproductive System and Pregnancy research in 2022–2025 are Beijing (China), Shanghai (China), Guangzhou (China) and Wuhan (China). Among places with at least 20 works in it, it is an unusually large share of all research in Pudong.
Largest cities, 2022–2025
Where it is the local speciality
- PudongCN · 23.7 works11×
Location quotient: how much more of its research is in Reproductive System and Pregnancy than the world average.
Where is the best place to study Reproductive System and Pregnancy?
Among universities, judged by research, Tabriz University of Medical Sciences, China Medical University and Guangzhou Medical University score highest, combining excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.
One dot per university in the table below. The upper left is the interesting corner: small places doing unusually strong work.
| # | University | Score | Top 10% | Specialisation | Works | Growth |
|---|---|---|---|---|---|---|
| 1 | Tabriz University of Medical SciencesIran | 65.6 | 25.9% | 9.4× | 16 | +150.8% |
| 2 | China Medical UniversityChina | 62.4 | 40.7% | 8.0× | 20 | -15.4% |
| 3 | Guangzhou Medical UniversityChina | 62.1 | 34.1% | 8.9× | 18 | +11.0% |
| 4 | Fujian Medical UniversityChina | 53.0 | 25.0% | 7.2× | 19 | +40.4% |
| 5 | South China Agricultural UniversityChina | 52.6 | 26.8% | 4.8× | 13 | +590.1% |
| 6 | Medical University of LublinPoland | 52.6 | 45.4% | 7.5× | 9 | -35.4% |
| 7 | Nanjing Medical UniversityChina | 52.3 | 25.9% | 6.2× | 24 | +1.2% |
| 8 | Karolinska InstitutetSweden | 52.1 | 25.3% | 5.1× | 17 | +13.3% |
| 9 | Medical University of GrazAustria | 51.3 | 21.1% | 9.3× | 9 | +58.1% |
| 10 | CHA UniversitySouth Korea | 50.6 | 26.2% | 21.5× | 8 | +58.2% |
Universities only. Score blends excellence (30%), specialisation (25%), size (20%), growth (15%) and international reach (10%), 2015–2022; growth compares 2010–14 with 2015–19.
Is Reproductive System and Pregnancy research growing?
Output in 2018–2022 was 21% higher than in 2013–2017, peaking in 2025. The fastest-growing topics are Reproductive System and Pregnancy.
The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.
Which topics inside it are moving
Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.