| 摘要 |
Automatic dosing and reaction apparatus, especially for extracting plasmid DNA from a sample of cells, comprising a reaction chamber (10), the bottom of which, fitted with a filter, comprises at least one outlet orifice (16), a plunger (26) mounted movably in a sealed manner inside the chamber (10), means (32,34) for supplying a sample of cells between the filter (24) and the plunger (26), and means (36,38,40,42) for dosing and supplying reagents into the chamber (10), the introduction of the reagents being allowed when the piston (26) is brought into the upper position. <IMAGE> |
