A study looking at causes of breast cancer in people in Scotland

This study was collecting blood and tissue samples from people with breast cancer having treatment at the Edinburgh Breast Unit. The aim of the study was to find out more about the causes of breast cancer.

The researchers collected blood and tissue samples from people with breast cancer to look for look for links between characteristics of the cancer cells and each person's treatment outcome. They also took into account other medical information about the people taking part.

Taking part in the study didn’t affect the treatment people had.