Medical research

Sex, gender and the mechanisms of disease

Medical research did not always include women as participants or investigate the influence of sex and gender on health. This has now changed, and research is beginning to uncover ways in which sex as a biological variable ...

Obstetrics & gynaecology

Discovering a mysterious estrogen's important role in pregnancy

When a woman becomes pregnant, her levels of estriol, one of the three common estrogens that are nearly undetectable before conception, skyrocket. However, scientists never knew what this hormone does or why levels of it ...

Oncology & Cancer

Mutation leading to biological changes may play role in cancer

A new study from McGill University's Goodman Cancer Research Center (GCRC) has revealed significant biological changes in mice expressing an activated, mutant form of the Estrogen Receptor alpha (ER alpha), shedding new light ...

Obstetrics & gynaecology

Making better embryos

One out of every six Canadian couples experiences infertility. Some resort to in vitro fertilization. But the embryos obtained through this technique often have defects. In a study published today in the journal Current Biology, ...

HIV & AIDS

Fireflies light the way to female HIV transmission

Finding the vulnerable points where HIV enters the female reproductive tract is like searching for needles in a haystack. But Northwestern Medicine scientists have solved that challenge by creating a glowing map of the very ...

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