Genetics

Genes, yes, but obesity pandemic mostly down to diet: study

A three-fold jump since 1975 in the percentage of adults worldwide who are obese has been driven mainly by a shift in diet and lack of exercise, but genes do play a role as well, according a large-scale study published Thursday.

Oncology & Cancer

New report: Labs differ widely in BRCA testing protocols

An international survey of genetic testing labs shows that - despite the availability of BRCA1 and BRCA2 testing for more than two decades - global protocols and standards are surprisingly inconsistent when it comes to analyzing ...

Immunology

Uncovering asthma's genetic origins

The statistics about asthma are staggering. According to a recent Global Burden of Disease Study, more than 334 million people worldwide may suffer from this common chronic disease. In the United States, the Centers for Disease ...

Diseases, Conditions, Syndromes

A genetic variation may increase tuberculosis susceptibility

Researchers have shown that a single nucleotide change in a gene that affects production of hepcidin—a peptide involved in inflammation, immunity, and control of iron levels—is associated with greater susceptibility to ...

Alzheimer's disease & dementia

Two new genes linked to Alzheimer's risk

A team of researchers led by Cardiff University has identified two genes that influence a person's risk of developing Alzheimer's disease.

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