RSC - Advancing the Chemical Sciences


Chemistry World

 

September 2003


No 9

The E-DNA sensor

Sequence specific

Detecting specific sequences of DNA quickly and cheaply is a prerequisite for developing widely usable gene sensors.


Mapping migration

Isotopic ratios in the feathers of birds hold evidence of their comings and goings, and may explain some of the mysteries of migration.


cells

A quantum paintbox

Depending on their size, quantum dots come in many different colours, says Jonathan Cox.