Identifying novel genetic alterations in pediatric acute lymphoblastic leukemia based on copy number analysis

Autor: Jéssica Almeida Batista-Gomes, Fernando Augusto Rodrigues Mello, Edivaldo Herculano Corrêa de Oliveira, Michel Platini Caldas de Souza, Alayde Vieira Wanderley, Laudreisa da Costa Pantoja, Ney Pereira Carneiro dos Santos, Bruna Cláudia Meireles Khayat, André Salim Khayat
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: Molecular Cytogenetics, Vol 13, Iss 1, Pp 1-8 (2020)
Druh dokumentu: article
ISSN: 1755-8166
DOI: 10.1186/s13039-020-00491-5
Popis: Abstract Copy number variations (CNVs) analysis may reveal molecular biomarkers and provide information on the pathogenesis of acute lymphoblastic leukemia (ALL). We investigated the gene copy number in childhood ALL by microarray and select three new recurrent CNVs to evaluate by real-time PCR assay: DMBT1, KIAA0125 and PRDM16 were selected due to high frequency of CNVs in ALL samples and based on their potential biological functions in carcinogenesis described in the literature. DBMT1 deletion was associated with patients with chromosomal translocations and is a potential tumor suppressor; KIAA0125 and PRDM16 may act as an oncogene despite having a paradoxical behavior in carcinogenesis. This study reinforces that microarrays/aCGH is it is a powerful tool for detection of genomic aberrations, which may be used in the risk stratification.
Databáze: Directory of Open Access Journals
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