Aromatase inhibitor. Aromatase inhibitors (AIs) are a class of drugs used in the treatment of breast cancer in postmenopausal women and gynecomastia in men. They may also be used off-label to reduce increase of estrogen conversion during cycle with external testosterone. They may also be used for chemoprevention in high risk women.
Supporters of the Keystone XL Pipeline herald it as a job-creating machine, producing as many as 119,000 jobs. But only 3,900 workers will actually be required to build the pipeline to carry oil from Canada to the Gulf of Mexico, according to the U.S. State Department, and those jobs will only last for a year. There will be 35 permanent positions created.
A report that finds that the Keystone XL Pipeline will have minimal effect on the environment is great news for job growth. This new finding validates what Republicans have long said about the project, and will increase pressure on the President for approval.