'Game changing' Japan stem-cell study questioned

A Japanese research institute Tuesday said it was probing its own study that promised a 'game changer' way to create stem cells, a feat hailed as revolutionary for the fast-developing field.

Mammalian body cells lack ancient viral defense mechanism

A team led by Chris Sullivan, a professor of molecular biosciences at The University of Texas at Austin, has provided the first positive evidence that RNA interference (RNAi), a biological process in which small RNA molecules ...

Static killers?

Mammals contain cells whose primary function is to kill other cells in the body. The so-called Natural Killer (NK) cells are highly important in defending our bodies against viruses or even cancer. Scientists at the University ...

Conversion from bad fat to good fat

Scientists from ETH Zurich in Switzerland have shown for the first time that brown and white fat cells in a living organism can be converted from one cell type to the other. Their work, using mice as a model organism, provides ...

Researchers piece together how proteins fold

(Phys.org) -- A new method for looking at how proteins fold inside mammal cells could one day lead to better flu vaccines, among other practical applications, say Cornell researchers.

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