1.   The surgeons told them that they could always use synthetic hormones.

2.   Then it was found that the use of synthetic hormones tended to produce cancer.

3.   A synthetic hormone which targets estrogen receptors in the bone and heart but not in the reproductive system, the drug targets heart disease as well as osteoporosis.

4.   Customer demand for the synthetic hormone soared late last summer, when it was dubbed the best non-prescription sleeping aid around.

5.   Last week, the Canadian government said that it would not approve the synthetic hormone.

6.   Megestrol is a synthetic female hormone that is widely prescribed to induce weight gain.

7.   Regarding EPO, the French test, which uses a urine sample, can detect the use of the synthetic hormone for only three days, Schamasch said.

8.   Synthetic hormones based on calcitonin prevent bone loss but they cannot be taken by mouth.

9.   Theory hold that these substances -- introduced into our lakes, water supplies and overall environment -- are creating synthetic hormones that mimic the female hormone estrogen.

10.   Then, there is a synthetic hormone such as EPO, the substance that rocked the Tour de France.