11.   Experts believe estrogen and other female hormones influence the workings of the neurotransmitters that control moods.

12.   Female hormones appear to offer some protection.

13.   First, a female hormone, or gestagen, is used to stop sperm production.

14.   Furthermore, another study by German researchers reported at the conference on Monday found that PhIP weakly mimics the female hormone estrogen.

15.   For women, the leading theory is that declining levels of female hormones at menopause trigger the sprouting of facial hair.

16.   I felt my female hormones push right on through.

17.   In fact, many doctors thought pregnancy was downright crazy because many breast tumors are driven by female hormones, which soar when a woman is pregnant.

18.   In this type, cancerous cells are sensitive to female hormones.

19.   Instead, they found that it raised levels of the female hormone estrogen.

20.   It produced unwelcome changes in blood-cholesterol levels and a marked increase in levels of the female hormone estrogen.