Detection of genetic alterations in Korean ovarian carcinomas by degenerate oligonucleotide primed polymerase chain reaction-comparative genomic hybridization

Gi Jin Kim, Joo Oh Kim, Eun Kyung Hong, Hyun Kim, Yong Hyuck Chun, Sun-Hwa Park

Research output: Contribution to journalArticlepeer-review

9 Citations (Scopus)

Abstract

Chromosomal aberrations in 22 Koreans with ovarian carcinomas were investigated by degenerate oligonucleotide primed-polymerase chain reaction comparative genomic hybridization. The common sites of copy number increases were 20q (90%), 17q23∼qter (86%), 8q22∼qter (68%), 3q25∼qter (59%), 6p21 (59%), 11q13 (54%), 16p (40%), 2q31∼qter (36%), 7q (36%), 14q31 (36%), 15q24∼qter (36%), and 1q32∼qter (31%). DNA amplification was identified in 18 carcinomas (82%). The frequent sites of amplification were 20q13.2∼qter, 8q24.1, 17q23∼qter, 3q25∼qter, and 6p21. The most frequent sites of copy number decreases were 4q21∼q31 (54%), 5q13∼q21 (50%), and 13q14∼q21 (45%). The recurrent gains and losses of chromosomal regions identified in this study provide candidate regions that may contain oncogenes or tumor suppressor genes, respectively.

Original languageEnglish
Pages (from-to)23-27
Number of pages5
JournalCancer Genetics and Cytogenetics
Volume147
Issue number1
DOIs
Publication statusPublished - 2003 Nov

Bibliographical note

Funding Information:
This work was supported by a grant from Medical Science Research Center Korea University and the Brain Korea 21 Project in 2001. We particularly thank Dr. Woong Sun, Department of Anatomy, Korea University College of Medicine, for comments.

ASJC Scopus subject areas

  • Molecular Biology
  • Genetics
  • Cancer Research

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