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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2A
pubmed:dateCreated
2006-4-19
pubmed:abstractText
Paclitaxel is an antineoplastic drug which acts by enhancing tubulin polymerization. The induction of peripheral neuropathy is the main dose-limiting side-effect of paclitaxel treatment. In this study, the neurotoxic effect of this drug in dorsal root ganglion (DRG) explants was analyzed by measuring the neurite length of DRG explants exposed to nerve growth factor (NGF). The neurotoxic effect of paclitaxel is dose- and time-dependent. Moreover, in DRG dissociated post-mitotic neurons, the molecular and morphological features of paclitaxel-induced cellular death were studied and the DRG neurons were observed to die by necrosis. On the contrary, the proliferating human neuroblastoma SH-SY5Y cells exposed to paclitaxel die by apoptosis, as reported for cortical neurons. The different response to the same stimulus of different neuronal populations underlines the importance of the biochemical and molecular phenotype of the neuronal population in determining cellular behavior and vulnerability to the same noxious stimulus.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:issn
0250-7005
pubmed:author
pubmed:issnType
Print
pubmed:volume
26
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
1065-70
pubmed:meshHeading
pubmed:articleTitle
Paclitaxel toxicity in post-mitotic dorsal root ganglion (DRG) cells.
pubmed:affiliation
Dipartimento di Neuroscienze e Tecnologie Biomediche, Università degli Studi di Milano-Bicocca, Milano, Italy. arianna.scuteri@unimib.it
pubmed:publicationType
Journal Article