Medical research

Molecular 'kiss of death' flags pathogens

Many bugs that make us sick—bacteria, viruses, fungi and parasites—hide out in our cells in protective little bubbles called vacuoles. To clear an infection, the immune system must recognize and destroy these vacuoles ...

Oncology & Cancer

Biologists unravel drug-resistance mechanism in tumor cells

About half of all tumors are missing a gene called p53, which helps healthy cells prevent genetic mutations. Many of these tumors develop resistance to chemotherapy drugs that kill cells by damaging their DNA.

HIV & AIDS

Scientists map route for eliciting HIV-neutralizing antibodies

Researchers have traced in detail how certain powerful HIV neutralizing antibodies evolve, a finding that generates vital clues to guide the design of a preventive HIV vaccine, according to a study appearing in Science Express ...

Oncology & Cancer

30-year puzzle in breast cancer solved

In a new study published today in Cell Reports, scientists at the Fred Hutchinson Cancer Research Center demonstrate that mice lacking one copy of a gene called CTCF have abnormal DNA methylation and are markedly predisposed ...

Parkinson's & Movement disorders

Building momentum against Parkinson's

A team led by researchers at Brigham and Women's Hospital and Harvard Medical School has taken a step toward solving a central mystery of Parkinson's disease: What is the normal function of the protein whose misfolding causes ...

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