Loss of heterozygosity and decreased expression of NME genes correlate with teratomatous differentiation in human male germ cell tumors Journal Article


Authors: Backer, J. M.; Murty, V. V. V. S.; Potla, L.; Mendola, C. E.; Rodriguez, E.; Reuter, V. E.; Bosl, G. G.; Chaganti, R. S. K.
Article Title: Loss of heterozygosity and decreased expression of NME genes correlate with teratomatous differentiation in human male germ cell tumors
Abstract: Embryonal carcinoma in the human male is a pluripotential germ cell tumor (GCT), which is suggested to further differentiate to teratoma which displays somatic differentiation representing all three germinal layers. In a panel of 37 GCTs we determined frequency of loss of heterozygosity (LOH) and the level of expression of nucleoside diphosphate kinase (NDPK) genes NME 1 and NME 2. The frequency of LOH in teratomas (86%) was found to be highly significant (P<0.01) compared to embryonal carcinomas (17%). We also found that the NME encoded proteins are expressed at a 4-5 fold lower level in teratomas compared to embryonal carcinomas. These findings lead us to hypothesize that a critical level of NDPK may be necessary for suppression of aberrant somatic differentiation. © 1994 Academic Press, Inc.
Journal Title: Biochemical and Biophysical Research Communications
Volume: 202
Issue: 2
ISSN: 0006-291X
Publisher: Elsevier Science, Inc.  
Date Published: 1994-07-29
Start Page: 1096
End Page: 1103
Language: English
DOI: 10.1006/bbrc.1994.2041
PROVIDER: scopus
PUBMED: 8048923
DOI/URL:
Notes: Export Date: 14 January 2019 -- Article -- Source: Scopus
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MSK Authors
  1. Victor Reuter
    1228 Reuter
  2. Raju S K Chaganti
    391 Chaganti
  3. George Bosl
    430 Bosl
  4. Vundavalli V. V. S. Murty
    53 Murty