Genome-wide scans for leprosy and tuberculosis susceptibility genes in Brazilians.
Genes Immun
; 5(1): 63-7, 2004 Jan.
Article
en En
| MEDLINE
| ID: mdl-14735151
Genome-wide scans were conducted for tuberculosis and leprosy per se in Brazil. At stage 1, 405 markers (10 cM map) were typed in 16 (178 individuals) tuberculosis and 21 (173 individuals) leprosy families. Nonparametric multipoint analysis detected 8 and 9 chromosomal regions respectively with provisional evidence (P<0.05) for linkage. At stage 2, 58 markers from positive regions were typed in a second set of 22 (176 individuals) tuberculosis families, with 22 additional markers typed in all families; 42 positive markers in 50 (192 individuals) new leprosy families, and 30 additional markers in all families. Three regions (10q26.13, 11q12.3, 20p12.1) retained suggestive evidence (peak LOD scores 1.31, 1.85, 1.78; P=0.007, 0.0018, 0.0021) for linkage to tuberculosis, 3 regions (6p21.32, 17q22, 20p13) to leprosy (HLA-DQA, 3.23, P=5.8 x 10(-5); D17S1868, 2.38, P=0.0005; D20S889, 1.51, P=0.004). The peak at D20S889 for leprosy is 3.5 Mb distal to that reported at D20S115 for leprosy in India. (151 words).
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Colección:
01-internacional
Base de datos:
MEDLINE
Asunto principal:
Tuberculosis
/
Cromosomas Humanos Par 15
/
Predisposición Genética a la Enfermedad
/
Lepra
Tipo de estudio:
Prognostic_studies
Límite:
Female
/
Humans
/
Male
País/Región como asunto:
America do sul
/
Asia
/
Brasil
Idioma:
En
Revista:
Genes Immun
Asunto de la revista:
ALERGIA E IMUNOLOGIA
/
BIOLOGIA MOLECULAR
Año:
2004
Tipo del documento:
Article
Pais de publicación:
Reino Unido