Bits of viral genes incorporated into human DNA have been linked to cancer, ALS and schizophrenia. But many of these genes may not be harmful, and could even protect against infectious disease.
We examined male seahorse pouches under the microscope at different stages of pregnancy, and found they develop complex placental structures over time — in similar ways to human pregnancy.
The placenta is one of the least studied organs, but it is the cause of problems in one in ten pregnancies. A virtual placenta is helping researchers to pick up at-risk pregnancies sooner.
Her deep breath has to get to the baby.
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The evolution of live birth from egg-laying is no mean feat. Now new research reports on the first known example where both eggs and a live birth come from the same lizard pregnancy.
Testosterone is primarily made in the testes, and creates many of the characteristics we see in adult men.
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We can prevent congenital deafness and intellectual disability due to cytomegalovirus by simple hygiene measures. So, why don’t pregnant women know about this?
Developing lizard embryo beneath placental tissues.
Oliver Griffith
Taking the placenta as a case study, researchers are able to piece together how new organs evolve, by repurposing old tissues and using them to do new jobs.
Researchers are trying to understand how maternal immune responses might contribute to certain neurological disorders in offspring.
Regis Duvignau/Reuters
An incredibly complex and important organ in its own right, the placenta is only found in mammals. And how it functions has the potential to have profound effects on the lifelong health of the developing foetus.