Endocrine-Immune Interactions in Pregnant Non-Human Primates With Intrauterine Infection
Author Information
Author(s): Michael G. Gravett, Miles J. Novy
Primary Institution: Oregon Regional Primate Research Center
Hypothesis
Normal steroid biosynthesis by the fetal-placental unit may be altered or impaired in the setting of intrauterine infection.
Conclusion
Intrauterine infection in pregnant rhesus monkeys leads to significant changes in cytokine and steroid hormone levels, which are associated with preterm labor.
Supporting Evidence
- Preterm labor is the most common cause of perinatal mortality.
- Intrauterine infection leads to significant elevations in proinflammatory cytokines.
- Fetal adrenal steroid biosynthesis increases in response to infection.
- Placental estrogen biosynthesis does not increase in infection-induced preterm labor.
Takeaway
When a pregnant monkey gets an infection, it can lead to early birth because of changes in certain chemicals in the body.
Methodology
The study used chronically catheterized pregnant rhesus monkeys to investigate the effects of induced intrauterine infection on hormone levels and labor.
Limitations
The study was conducted on a small sample size of rhesus monkeys, which may limit the generalizability of the findings to humans.
Participant Demographics
Pregnant rhesus monkeys (Macaca mulatta) with timed gestations.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
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