The emergence and establishment of a clonal subline with partial duplication of chromosome 1q from a tumorigenic human chronic lymphocytic leukemic B-cell line

Christine L.Y. Lee, Tarunendu Ghose, Louis A. Fernandez, Spencer H.S. Lee

Research output: Contribution to journalArticlepeer-review

6 Citations (Scopus)

Abstract

Sequential analysis was performed on a tumorigenic human B-cell chronic lymphocytic leukemia cell line in which the initial population consisted of two abnormal clones, one with trisomy 12 (47%), the other with duplication of 1q; that is, 46,XY,dup(1)(q11→q32) (10%), and rest of the population had a normal karyotype. The clone with 1q+ marker expanded steadily and after 11 weeks became the only proliferating cell population in vitro and remained so till the end of an observation period of 75 weeks. All tumors recovered from nude mice that were inoculated with this newly established subline had retained the 1q+ marker. All the secondary clones also carried this aberration.

Original languageEnglish
Pages (from-to)139-143
Number of pages5
JournalCancer Genetics and Cytogenetics
Volume33
Issue number1
DOIs
Publication statusPublished - Jul 1 1988

Bibliographical note

Funding Information:
This investigatiowna s supportedb y the Medical ResearchC ouncil( Canada)G rantsM A9725 and MAIO008. We are gratefutl o P. Colp for her excellentte chnicahl elp and H. Maxnerf or typingt hemanuscript.

ASJC Scopus Subject Areas

  • Molecular Biology
  • Genetics
  • Cancer Research

PubMed: MeSH publication types

  • Journal Article
  • Research Support, Non-U.S. Gov't

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