A large-scale statistical analysis shows that medical studies revealing “very large effects” seldom stand up when other researchers try to replicate them.
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Swapping chromosomes from one human egg to another could eliminate mitochondrial DNA mutations that cause disease.
Another clinical trial raises concerns about the efficacy and safety of a common intravenous treatment for patients that have lost large amounts of blood.
GlaxoSmithKline will share long-sought, raw trial data—but access will be tightly controlled.
Scientists fighting the federal funding of human embryonic stem cell research bring their case before the country’s highest court.
Brain cells called pericytes can be reprogrammed into neurons with just two proteins, pointing to a novel way to treat neurodegenerative disorders.
Researchers find that a deadly bacterial disease hitchhikes in people infected with the virus that causes AIDS to spread throughout sub-Saharan Africa.
Unwilling to accept the finality of terminal differentiation, Helen Blau has honed techniques that showcase the flexibility of cells to adopt different identities.
A new assay shows that cells use lamellipodia as their primary mechanism to seal up holes in epithelial tissue.
Mass spec plus novel software equals dynamic views into the chemical lives of microbes.
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