Simple new blood test could identify genes linked to breast cancer risk

Simple new blood test could identify genes linked to breast cancer risk

Simple new blood test could identify genes linked to breast cancer risk

"This work helps us to understand why some women are more at risk of developing breast cancer than others and what genetic markers we should be looking for in order to assess that risk", Professor Chenevix-Trench said. A study including more than 90,000 women between the ages of 40 and 65 showed that women who reported more than five hours of vigorous exercise per week were less likely to have breast cancer than women who did not participate in physical activities.

Six months ago, something came up wrong in a mammogram for our own Stacy Lyn.

Professor Jacques Simard, from Laval University in Quebec city, Canada, another member of the global team, said: 'Using data from genomic studies, combined with information on other known risk factors, will allow better breast cancer risk assessment, therefore helping to identify a small but meaningful proportion of women at high risk of breast cancer. "Women are very strong". Doctors hope the new information released from a study by an global team of 550 researchers help them understand the genetic role of the disease.

"These findings may inform improved risk prediction, both for the general population and BRCA1 mutation carriers", says Associate Professor Roger Milne at Cancer Council Victoria in Melbourne.

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About one in eight women in countries such as the USA are expected to develop invasive breast cancer in their lifetime.

The largest study of breast cancer genes ever done has found 180 separate mutations.

Mutations in these genes prevent them from repairing changes in other sections of DNA in breast tissue, raising the risk of further mutation.

The city is now looking at where to donate this year's proceeds, Bradshaw said, and is considering the Sisters Network, among different local breast cancer support organizations. "This should provide guidance for a lot of future research". For the study, researchers examined the tissues of 78 patients who underwent mastectomies related to breast cancer.

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However, not all cancer cells carry this receptor - these are known as oestrogen-receptor negative.

"We knew about 100 before, it is a big contribution but probably more important than the number is the methods we developed", she said. "Her insurance company might not cover her for breast cancer".

Yet breast cancer is still one of the most deadly forms of cancer for many women in the United States, coming second only to lung cancer for some demographic groups.

Lifestyle changes such as diet, body weight, exercise and alcohol consumption are some of the modifiable risk factors for this disease. The studies identified genetic regions specifically associated with either oestrogen-receptor positive or oestrogen receptor negative breast cancer, underscoring the fact that these are biologically distinct cancers that develop differently.

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She hopes the research might lead to less harsh and more effective breast cancer treatments.

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