1989
DOI: 10.1016/0006-8993(89)91585-0
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Interaction between nerve growth factor and GM1 monosialoganglioside in preventing cortical choline acetyltransferase and high affinity choline uptake decrease after lesion of the nucleus basalis

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Cited by 75 publications
(19 citation statements)
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“…In our experiments GM1 administered for 21 days at twice as large a dose attenuates neither the contralateral nor the ipsilateral decrease in the number of NBM ChAT-immunoreactive 190 F. Casamenti et al neurons and cortical ChAT activity in the 18-month-old lesioned rats, a finding consistent with previous observations (Casamenti et a!., 1990;Stephens et al, 1987). Furthermore, in our experiments no synergism occurs between NGF and GM1, whereas a potentiation of NGF effects on ChAT activity has been described in young lesioned rats Di Patre et al, 1989). Nevertheless, GM1 also significantly attenuates the decrease in cortical ChAT activity if administered for a week before the lesion.…”
Section: Discussionsupporting
confidence: 92%
See 1 more Smart Citation
“…In our experiments GM1 administered for 21 days at twice as large a dose attenuates neither the contralateral nor the ipsilateral decrease in the number of NBM ChAT-immunoreactive 190 F. Casamenti et al neurons and cortical ChAT activity in the 18-month-old lesioned rats, a finding consistent with previous observations (Casamenti et a!., 1990;Stephens et al, 1987). Furthermore, in our experiments no synergism occurs between NGF and GM1, whereas a potentiation of NGF effects on ChAT activity has been described in young lesioned rats Di Patre et al, 1989). Nevertheless, GM1 also significantly attenuates the decrease in cortical ChAT activity if administered for a week before the lesion.…”
Section: Discussionsupporting
confidence: 92%
“…However, little or no decrease in ChAT occurs in the contralateral cortex of young rats following a unilateral injection of ibotenate into the NBM Di Patre et al, 1989). The statistically significant decrease in cortical ChAT activity and the disappearance of NBM ChAT-immunoreactive neurons observed in the opposite hemisphere of 18-month-old rats indicate increased vulnerability, and reduced capability of recovery of the cholinergic neurons in aging rats.…”
Section: Discussionmentioning
confidence: 81%
“…The finding that ganglioside GM1 is able to facilitate the neurotrophic effects of BDNF is in accord with previous studies demonstrating that GMl enhances the neurotrophic actions of exogenous NGF in vitro (Ferrari et al, 1983;Katoh-Semba et al, 1984;Leon et al, 1984;Doherty et al, 1985;Skaper et al, 1985) and in vivo (Vantini et al, 1988;Cuello et al, 1989;Di Patre et al, 1989). In these latter cases GMl on its own had no BDNF (or other neurotrophic) activity.…”
supporting
confidence: 92%
“…These sialic acid-containing glycosphingolipids are differentially regulated during development (Rosner and Rahmann, 1987) and have been proposed to play a critical role in central nervous system growth and function (Ando, 1983;Ledeen, 1985). The monosialoganglioside GM1 in particular has been described to potentiate the trophic effects of NGF in several in vitro (Ferrari et al, 1983;KatohSemba et al, 1984;Leon et al, 1984;Doherty et al, 1985;Skaper et al, 1985) and in vivo (Vantini et al, 1988;Cuello et al, 1989;Di Patre et al, 1989) models. To determine if GM1 could also facilitate the actions of BDNF, the above experiments were performed in the co-presence of BDNF and GM1.…”
Section: Pharmacological Modulation Of Bdnf Neuroprotective Effects Bmentioning
confidence: 97%
“…Recent studies indicate that nerve growth factor may protect hippocampal CA1 pyramidal neurons against ischemic injury in both gerbils 29 and rats. 30 Because GM1 potentiates the action of neuronotrophic factors both in vitro 31 " 33 and in vivo, 33 " 35 we cannot exclude a potentiation of endogenous neuronotrophic factors as contributing to the action of siagoside in reducing neuronal damage after ischemia.…”
mentioning
confidence: 99%