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December 17, 2004

'Nano-needle' operates on cell

Topics: Medicine

BBC News (UK) Wednesday, 15 December, 2004, 11:06 GMT.

Scientists have performed a delicate surgical operation on a single living cell, using a needle that is just a few billionths of a metre wide.

Nano_needle[click on image to enlarge - the needle can be seen in yellow as it enters the cell (orange)]

They claim the procedure could be used to manipulate embryonic stem cells intended for use in medical treatment.

This "nano-needle" was used together with an atomic force microscope (AFM) to penetrate the membrane of a cell to a depth of one or two micrometres.

The Japanese team will outline details in a future issue of Nano-Letters.  Continue reading....

Posted by Hyscience at December 17, 2004 3:00 AM



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