http://www.cnr.it/ontology/cnr/individuo/prodotto/ID181609
Bcl-2 overexpression prevents 99mTc-MIBI uptake in breast cancer cell lines (Articolo in rivista)
- Type
- Label
- Bcl-2 overexpression prevents 99mTc-MIBI uptake in breast cancer cell lines (Articolo in rivista) (literal)
- Anno
- 2004-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1007/s00259-003-1381-0 (literal)
- Alternative label
Luigi Aloj, Antonella Zannetti, Corradina Caracó, Silvana Del Vecchio, Marco Salvatore (2004)
Bcl-2 overexpression prevents 99mTc-MIBI uptake in breast cancer cell lines
in European journal of nuclear medicine and molecular imaging (Print)
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Luigi Aloj, Antonella Zannetti, Corradina Caracó, Silvana Del Vecchio, Marco Salvatore (literal)
- Pagina inizio
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- Rivista
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- Note
- ISI Web of Science (WOS) (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Istituto di Biostrutture e Bioimmagini, Consiglio Nazionale delle Ricerche (CNR), Napoli
Dipartimento di Scienze Biomorfologiche e Funzionali, Universita' \"Federico II\", Napoli, Italy (literal)
- Titolo
- Bcl-2 overexpression prevents 99mTc-MIBI uptake in breast cancer cell lines (literal)
- Abstract
- We have previously shown a correlation be- tween the absence of technetium-99m methoxyisobutyl- isonitrile (99mTc-MIBI) uptake and overexpression of the anti-apoptotic protein Bcl-2 in human breast carcinoma. To establish a direct cause-effect relationship between Bcl-2 overexpression and reduced 99mTc-MIBI uptake, MCF-7 and T47D breast cancer cell lines were stably transfected with the human Bcl-2 gene to increase intra- cellular protein levels and tested for 99mTc-MIBI uptake. All clones overexpressing Bcl-2 showed a dramatic re- duction of 99mTc-MIBI uptake as compared with mock transfected control cells. Tracer uptake was promptly and partially restored by induction of apoptosis with staurosporine treatment. After 4.5 h of staurosporine treatment, a tenfold increase in 99mTc-MIBI uptake was observed in treated as compared with untreated Bcl-2 overexpressing cells. Our findings provide a rational ba- sis for the development of an in vivo test to detect Bcl-2 overexpression in human tumours. (literal)
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