Fluorescent fish are being used by Taiwanese researchers instead of mice to show the impact of experimental drugs on cancerous tumors.

Wu Jen-leih of Taipei's Academia Sinica headed a team that took a gene that makes jelly fish fluoresce and transplanted it into the livers of zebra fish that were then later implanted with cancer cells for testing, The Associated Press reports

Tuberculosis has reached a critical mass in Africa according to the World Health Organization.

The number of cases has more than quadrupled since 1990 and is killing an average of 500,000 people each year in Africa

Tuberculosis has reached a critical mass in Africa according to the World Health Organization.

The number of cases has more than quadrupled since 1990 and is killing an average of 500,000 people each year in Africa

Scientists at the Vienna Medical University in Austria say varying tamoxifen therapy with a drug called anastrozole produces better results in older women past menopause, in the early stages of their breast cancer.

"Switching from tamoxifen to anastrozole after two years is more beneficial for the patients than staying on tamoxifen," Professor Raimund Jakesz, the lead researcher, says in an interview

A study released Monday indicates women who have their ovaries removed during a hysterectomy may die prematurely of heart disease.

The study in the journal Obstetrics and Gynecology says, "women and their doctors should be less reflexive about removing the ovaries during a hysterectomy and more aware of the benefits that ovaries continue to provide well into middle age