Evidence map›Paper›PMID 10493738›Full record

ArticleThe Journal of neuroscience : the official journal of the Society for Neuroscience1999

Optic nerve crush: axonal responses in wild-type and bcl-2 transgenic mice.

S Chierzi, E Strettoi, M C Cenni, L Maffei

Open access · greenAbstract read
In one paragraph

Article in The Journal of neuroscience : the official journal of the Society for Neuroscience, 1999. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
1.3field-weighted citation impact, top 21% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

36 citing papers in PubMed, 115 citations in OpenAlex.

  1. Article
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  13. Review
  14. Optic nerve regeneration: A long view.Restorative neurology and neuroscience · 2019
    Review
  15. Article
  16. Article
  17. Article
  18. The neuroprotective effect of staurosporine on mouse retinal ganglion cells after optic nerve injury.International journal of clinical and experimental pathology · 2017
    Article
  19. Article
  20. Rescuing axons from degeneration does not affect retinal ganglion cell death.Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologica · 2016
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors at 1 institution in 1 country.

S ChierziIstituto di Neurofisiologia del Consiglio Nazionale delle Ricerche, 56127 Pisa, Italy.
E Strettoi
M C Cenni
L Maffei
Istituto di Scienza e Tecnologie dell'Informazione "Alessandro Faedo" · IT

Funding

Telethon 934
6 · The paper itself

Abstract

Retinal ganglion cells of transgenic mice overexpressing the anti-apoptotic protein Bcl-2 in neurons show a dramatic increase of survival rate after axotomy. We used this experimental system to test the regenerative potentials of central neurons after reduction of nonpermissive environmental factors. Survival of retinal ganglion cells 1 month after intracranial crush of the optic nerve was found to be 100% in adult bcl-2 mice and 44% in matched wild-type (wt) mice. In the optic nerve, and particularly at the crush site, fibers regrowing spontaneously or simply sprouting were absent in both wt and bcl-2 mice. We attempted to stimulate regeneration implanting in the crushed nerves hybridoma cells secreting antibodies that neutralize central myelin proteins, shown to inhibit regeneration (IN-1 antibodies) (Caroni and Schwab, 1988). Again, we found that regeneration of fibers beyond the site of crush was virtually absent in the optic nerves of both wt and bcl-2 mice. However, in bcl-2 animals treated with IN-1 antibodies, fibers showed sprouting in the proximity of the hybridoma implant. These results suggest that neurons overexpressing bcl-2 are capable of surviving axotomy and sprout when faced with an environment in which inhibition of regeneration has been reduced. Nevertheless, extensive regeneration does not occur, possibly because other factors act by preventing it.

Indexed as

Genes, bcl-2Nerve RegenerationAnimalsAxonsCell SurvivalHumansHybridomasMiceMice, TransgenicNerve CrushNerve FibersOptic NerveOptic Nerve InjuriesProto-Oncogene Proteins c-bcl-2Retinal Ganglion CellsProto-Oncogene Proteins c-bcl-2

Identifiers

PMID10493738
PMCPMC6783029
OpenAlexW2166943901

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.