Evaluation of allelic alterations in 13 CODIS STR loci in tumor tissues from human digestive system / 法医学杂志
Journal of Forensic Medicine
;
(6): 280-282, 2007.
Artículo
en Chino
| WPRIM
| ID: wpr-983298
ABSTRACT
OBJECTIVE@#To study genetic alterations in 13 CODIS STR loci in various tumor tissue samples from human digestive system.@*METHODS@#Malignant tumor tissues and blood samples taken from 55 different unrelated individuals were collected. DNA samples were extracted using Chelex100 extraction kit, amplified using Profiler and Cofiler PCR amplification kit and analyzed using API 310 analyzer.@*RESULTS@#Aberrant cell divisions were detected in all of the 55 tumor tissue samples, with STR alternations detected in two samples including allelic alteration, partial and complete loss or unbalance of heterozygosity. Moreover, the alternations might occur simultaneously at more than one loci.@*CONCLUSION@#Caution must be taken in STR analysis of tumor tissue samples since the exclusion loci in forensic identification or paternity testing may be resulted from mutations in the tumor tissue.
Texto completo:
Disponible
Índice:
WPRIM (Pacífico Occidental)
Asunto principal:
Neoplasias Pancreáticas
/
Variación Genética
/
ADN de Neoplasias
/
Reacción en Cadena de la Polimerasa
/
Pérdida de Heterocigocidad
/
Secuencias Repetidas en Tándem
/
Neoplasias del Sistema Digestivo
/
Alelos
/
Neoplasias Gastrointestinales
/
Genotipo
Límite:
Humanos
Idioma:
Chino
Revista:
Journal of Forensic Medicine
Año:
2007
Tipo del documento:
Artículo
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