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Scientific results

Wednesday October 29 2003
Structure of a protein able to trap selenium

The structure of nitrate reductase, an enzyme protein that possesses the ability to trap selenium, has just been elucidated. These findings open up new perspectives for the depollution of soils and water contaminated by this toxic substance.
Nature Structural Biology (2003), 11 : 928-934
Tuesday April 15 2003
A family of proteins able to enhance the resistance of plants to photo-oxidative stress

The protective and anti-oxidant role of a class of plant proteins, the ELIPs (early light-induced proteins) has been demonstrated. These results have been patented jointly by CEA and Biogemma. They offer a way to increase the resistance of plants to photo-oxidative stress
PNAS (2003) 100 : 4921-4926
Thursday January 23 2003
Plant response to DNA damage: the role of the ATM gene

The effects, in the plant Arabidopsis thaliana, of deactivating a gene homologous to the human ATM gene involved in the response to DNA damage, have recently been described and characterised. These results provide important information on how DNA damage is signalled in plants: the mechanisms involved are still poorly documented compared with those in yeasts and in the cells of mammals.
Plant Cell (2003), 15 : 119-132
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