Diseases, Conditions, Syndromes

DR Congo says latest Ebola outbreak is over

Health authorities in the Democratic Republic of Congo on Monday declared an end to the latest outbreak of Ebola, which has caused at least 34 deaths since August.

Oncology & Cancer

Backup DNA repair system could be cancer's weak spot

The DNA inside our cells is constantly being damaged, and one of the worst kinds of damage is a double-strand break—when both sides of the DNA helix are cut at once. Healthy cells can normally fix these breaks using highly ...

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