Table 1.

Mutational and haplotype analysis of Gypsy patients with Fanconi anemia


Patient

Residence

Origin

Tribal group*

Mutational analysis

Haplotype
FA55   Spain   Spain   Cales   Homozygote 295C > T   1/1  
FA87   Spain   Spain   Cales   Homozygote 295C > T   1/1  
FA103   Spain   Spain   Cales   Homozygote 295C > T   1/1  
FA108   Spain   Spain   Cales   Homozygote 295C > T   1/1  
FA109   Spain   Spain   Cales   Homozygote 295C > T   1/1  
FA113   Spain   Spain   Cales   Homozygote 295C > T   1/1  
FA122   Spain   Spain   Cales   Homozygote 295C > T   1/1  
FA123   Spain   Portugal   Cales   Homozygote 295C > T   1/1  
FA163   Spain   Romania   Roma   ND/ND  2/2  
VU483   Holland   Hungary   Roma   1263delF/ND   2/3  
VANA   Slovakia   Romania   Roma   Homozygote IVS11 + 2 del TAGG   4/4  
KZFE   Germany   Germany   Sinti   Homozygote 1267C > T   5/5  
EJM-737   Ireland   Ireland   Irish Travellers   Homozygote ex11-14 deletion   6/6  
JM-512   Ireland   Ireland   Irish Travellers   Homozygote ex11-14 deletion   6/6  
KMM-336§
 
Ireland
 
Ireland
 
Irish Travellers
 
Homozygote ex11-14 deletion
 
6/6
 

Patient

Residence

Origin

Tribal group*

Mutational analysis

Haplotype
FA55   Spain   Spain   Cales   Homozygote 295C > T   1/1  
FA87   Spain   Spain   Cales   Homozygote 295C > T   1/1  
FA103   Spain   Spain   Cales   Homozygote 295C > T   1/1  
FA108   Spain   Spain   Cales   Homozygote 295C > T   1/1  
FA109   Spain   Spain   Cales   Homozygote 295C > T   1/1  
FA113   Spain   Spain   Cales   Homozygote 295C > T   1/1  
FA122   Spain   Spain   Cales   Homozygote 295C > T   1/1  
FA123   Spain   Portugal   Cales   Homozygote 295C > T   1/1  
FA163   Spain   Romania   Roma   ND/ND  2/2  
VU483   Holland   Hungary   Roma   1263delF/ND   2/3  
VANA   Slovakia   Romania   Roma   Homozygote IVS11 + 2 del TAGG   4/4  
KZFE   Germany   Germany   Sinti   Homozygote 1267C > T   5/5  
EJM-737   Ireland   Ireland   Irish Travellers   Homozygote ex11-14 deletion   6/6  
JM-512   Ireland   Ireland   Irish Travellers   Homozygote ex11-14 deletion   6/6  
KMM-336§
 
Ireland
 
Ireland
 
Irish Travellers
 
Homozygote ex11-14 deletion
 
6/6
 
*

The genealogy of Gypsies is complex, but they are divided into 3 principal tribal groups, the Roma, the Cales (or Gitanos), and the Munush (or Sinti). Irish Travellers are often confused with Roma Gypsies but they remain a separate ethnic group (see “Results and discussion”).

Arbitrary numbers based on the analysis of 4 highly polymorphic microsatellite markers flanking FANCA. Each chromosome/allele is defined by a haplotype block including the 4 markers. All Spanish patients except the one of Romanian origin were homozygous for a given haplotype block (1) and all the other patients but VU483 were homozygous for a specific but different haplotype block (2, 4, etc..).

ND indicates mutation not detected; the 295C > T mutation was disregarded in the last 7 patients shown in the table.

§

This patient corresponds to cell line EUFA/VU544.

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