1. Department of BiochemistryEmory University School of MedicineAtlantaGeorgia30322USA
2. Department of PathologyEmory University School of MedicineAtlantaGeorgia30322USA
3. Department of Anatomy and Cell BiologyEmory University School of MedicineAtlantaGeorgia30322USA
4. Institute of Biomedical ProblemsUSSR Ministry of HealthMoscowUSSR