New insight into iPS cells

The same genes that are chemically altered during normal cell differentiation, as well as when normal cells become cancer cells, are changed stem cells that scientists derive from induced pluripotent stem cells.

calf's leg amputated, fitted with prosthetics

Meadow, a year old calf, is fitted with her prosthetic legs. A team of veterinarian surgeons amputated the calf's leg after it suffered from frostbite. The procedure was first of its kind.

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