Genetics

Genes linked to death from sepsis identified in mice

Sepsis is a life-threatening condition that occurs when the body's immune response to infection spirals out of control. Bacteria in the bloodstream trigger immune cells to release powerful molecules called cytokines to quickly ...

Genetics

Study finds Nunavik Inuit are genetically unique

A new study has found that an Inuit population in Canada's Arctic are genetically distinct from any known group, and certain genetic variants are correlated with brain aneurysm.

Oncology & Cancer

Overstuffed cancer cells may have an Achilles' heel

In a study using yeast cells and data from cancer cell lines, Johns Hopkins University scientists report they have found a potential weak spot among cancer cells that have extra sets of chromosomes, the structures that carry ...

Genetics

Study sheds light on the darker parts of our genetic heritage

More than half of our genome consists of transposons,DNA sequences that are reminiscent of ancient, extinct viruses.Transposons are normally silenced by a process known as DNA methylation, but their activation can lead to ...

Genetics

Molecular cause for severe multi-organ syndrome

Three unrelated families on three continents (from continental Portugal, the United States and Brazil), all with healthy ancestors, had children with a very rare multi-organ condition that causes early-onset retinal degeneration, ...

Genetics

Researchers report the function of reverse-twisting DNA

Normally, the two strands of the DNA double helix wind around each other in a right-handed spiral. However, there is another conformation called Z-DNA in which the strands twist to the left. The function of Z-DNA has remained ...

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