Abstract:
:Leukemia inhibitory factor (LIF) is a cytokine that affects the survival and differentiation of certain neuronal populations in vitro. To identify LIF-responsive neurons in the adult rat, we have demonstrated retrograde axonal transport of 125I-LIF to sensory and motor neurons. The accumulation of 125I-LIF by both cell types was significantly increased by prior sciatic nerve crush. Retrograde transport of 125I-LIF was inhibited by excess unlabeled LIF but not by related cytokines, indicating a specific receptor-mediated mechanism. Northern blot analysis revealed LIF expression in peripheral nerve that was increased in distal segments after axotomy. The correlation between LIF expression and increased retrograde transport following injury suggests that LIF plays a role in peripheral nerve regeneration.
journal_name
Neuronjournal_title
Neuronauthors
Curtis R,Scherer SS,Somogyi R,Adryan KM,Ip NY,Zhu Y,Lindsay RM,DiStefano PSdoi
10.1016/0896-6273(94)90163-5subject
Has Abstractpub_date
1994-01-01 00:00:00pages
191-204issue
1eissn
0896-6273issn
1097-4199pii
0896-6273(94)90163-5journal_volume
12pub_type
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