AG16516
                                                
                                                LCL from B-Lymphocyte
                                                
                                                
                                             
                                            
                                                
                                                    
                                                         Description:
                                                    
                                                    
                                                         
                                                            
                                                            TRISOMY 21 
                                                            
                                                            NIA AGING CELL REPOSITORY DNA PANEL - DOWN SYNDROME 
                                                            
                                                    
                                                 
                                                
                                                
                                                
                                                
                                             
                                         
                                     
                                    
                                        
                                            
                                            
                                            
                                            
                                                
                                                    
                                                        
                                                            
                                                            
                                                                
                                                                    
                                                                        | 
                                                                            Repository
                                                                         | 
                                                                        
                                                                            NIA Aging Cell Culture Repository
                                                                         | 
                                                                     
                                                                
                                                                
                                                                
	| Subcollection | 
	Chromosome Abnormalities Heritable Diseases | 
 
                                                                
                                                                
                                                                
                                                                
                                                                
                                                                
                                                                
                                                                    
                                                                        | 
                                                                            Biopsy Source
                                                                         | 
                                                                        
                                                                            Peripheral vein
                                                                         | 
                                                                     
                                                                
                                                                
                                                                    
                                                                        | 
                                                                            Cell Type
                                                                         | 
                                                                        
                                                                            B-Lymphocyte
                                                                         | 
                                                                     
                                                                
                                                                
                                                                    
                                                                        | 
                                                                            Tissue Type
                                                                         | 
                                                                        
                                                                            Blood
                                                                         | 
                                                                     
                                                                
                                                                
                                                                    
                                                                        | 
                                                                            Transformant
                                                                         | 
                                                                        
                                                                            Epstein-Barr Virus
                                                                         | 
                                                                     
                                                                
                                                                
                                                                
                                                                    
                                                                        | 
                                                                            Sample Source
                                                                         | 
                                                                        
                                                                            LCL from B-Lymphocyte
                                                                         | 
                                                                     
                                                                
                                                                
                                                                
                                                                
                                                                
                                                                
                                                                
                                                                
                                                                
                                                                
                                                                
                                                                
                                                                    
                                                                        | 
                                                                            Relation to Proband
                                                                         | 
                                                                        
                                                                            proband
                                                                         | 
                                                                     
                                                                
                                                                
                                                                    
                                                                        | 
                                                                            Confirmation
                                                                         | 
                                                                        
                                                                            Clinical summary/Case history
                                                                         | 
                                                                     
                                                                
                                                                
                                                                    
                                                                        | 
                                                                            ISCN
                                                                         | 
                                                                        
                                                                            47,XX,+21
                                                                         | 
                                                                     
                                                                
                                                                
                                                                    
                                                                        | 
                                                                            Species
                                                                         | 
                                                                        
                                                                            Homo sapiens
                                                                         | 
                                                                     
                                                                
                                                                
                                                                    
                                                                        | 
                                                                            Common Name
                                                                         | 
                                                                        
                                                                            Human
                                                                         | 
                                                                     
                                                                
                                                               
                                                                
                                                                
                                                                
                                                                    
                                                                        | 
                                                                            Remarks
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	| IDENTIFICATION OF SPECIES OF ORIGIN | 
	Species of Origin Confirmed by Nucleoside Phosphorylase,Glucose-6-Phosphate Dehydrogenase, and Lactate Dehydrogenase Isoenzyme Electrophoresis | 
 
	|   | 
 
                                                                
	| Gene | 
	APOE | 
 
	| Chromosomal Location | 
	19q13.2 | 
 
	| Allelic Variant 1 | 
	107741.0015; APOE3 ISOFORM | 
 
	| Identified Mutation | 
	CYS112 AND ARG158; Weisgraber et al. [J. Biol. Chem. 256: 9077-9083 (1981)] and Rall et al. [Proc. Nat. Acad. Sci. 79: 4696-4700 (1982)] identified one of the 3 major apolipoprotein E isoforms, apolipoprotein E3. The variant has Cys112 and Arg158. This is the most common variant, with frequencies of 40% to 90% in various populations. | 
 
	|   | 
 
	| Gene | 
	APOE | 
 
	| Chromosomal Location | 
	19q13.2 | 
 
	| Allelic Variant 2 | 
	107741.0016; APOE4 ISOFORM | 
 
	| Identified Mutation | 
	CYS112ARG; Weisgraber et al. [J. Biol. Chem. 256: 9077-9083 (1981)], Das et al. [J. Biol. Chem. 260: 6240-6247 (1985)] and Paik et al. [Proc. Nat. Acad. Sci. 82: 3445-3449 (1985)] identified the apolipoprotein E4 isoform in which there is a Cys112-to-Arg substitution. This variant is found in 6% to 37% of individuals from different populations. | 
 
                                                                
                                                                
                                                                
                                                                
                                                                
                                                                
                                                             
                                                         
                                                     
                                                 
                                                
                                                    
                                                        
                                                            
                                                            
                                                            
                                                                
	| Remarks | 
	Down syndrome. The APOE genotype of the donor subject is E3/E4. | 
 
                                                                
                                                             
                                                            
                                                            
                                                         
                                                     
                                                 
                                                
                                                
                                                
                                                
                                                    
                                                        
                                                            
                                                            
                                                                
	| Split Ratio | 
	1:3 | 
 
	| Temperature | 
	37 C | 
 
	| Percent CO2 | 
	5% | 
 
	| Medium | 
	Roswell Park Memorial Institute Medium 1640 with 2mM L-glutamine or equivalent | 
 
	| Serum | 
	15% fetal bovine serum Not Inactivated | 
 
	| Substrate | 
	None specified | 
 
	| Subcultivation Method | 
	dilution - add fresh medium | 
 
	| Supplement | 
	- | 
 
                                                                
                                                                
                                                             
                                                         
                                                     
                                                 
                                             
                                         
                                     
                                 
                                
                             
                         
                     
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