THURSDAY, May 15 (HealthDay News) -- Eating less polyunsaturated fat, the kind often found in baked and fried goods, helps prevent prostate cancer in mice, according to researchers.

The finding by University of California, Los Angeles, scientists is believed to be the first of its kind in a mouse model that closely mimics human cancer.

The fat used in the study, published in the

THURSDAY, May 15 (HealthDay News) -- Researchers say they may be able to prevent the tissue damage that lung diseases, such as emphysema, cause by treating the patient with doxycycline, an antibiotic commonly used to treat acne.

In experiments on mice, doxycycline -- which is also used to treat common ailments such as sinusitis and urinary tract infections -- appears to counter low leve