Laboratory of Arid Areas;
Biological Sciences Institute;
USTHB;
BP 132 El Alia;
16100 Algiers;
Algeria;
Department of biochemistry and nuclear toxicology （SBTN）;
CEA Marcoule BP 17171. F-30207 Bagnols-sur-Ceze;
France;
Laboratory of Biology and Organisms Physiology;
USTHB;
BP 132 El Alia;
16100Algiers;
Algeria;
Department of Immunology;
Algerian Pasteur Institute;
16000 Algiers;
Algeria;
