Evidence map›Paper›PMID 20394061›Full record

ArticleThe Journal of comparative neurology2010

Connections of the auditory brainstem in a songbird, Taeniopygia guttata. I. Projections of nucleus angularis and nucleus laminaris to the auditory torus.

Nils O E Krützfeldt, Priscilla Logerot, M Fabiana Kubke, J Martin Wild

Abstract read
In one paragraph

Article in The Journal of comparative neurology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
–field-weighted citation impact
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

23 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Review
  5. Article
  6. Article
  7. Inhibitory Neural Circuits in the Mammalian Auditory Midbrain.Journal of experimental neuroscience · 2018
    Review
  8. Article
  9. Review
  10. Distribution of calcium-binding proteins, parvalbumin and calbindin, in the midbrain auditory center (MLd) of a pigeon.Doklady biological sciences : proceedings of the Academy of Sciences of the USSR, Biological sciences sections · 2016
    Article
  11. Article
  12. Control of axon guidance and neurotransmitter phenotype of dB1 hindbrain interneurons by Lim-HD code.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2015
    Article
  13. Heterogeneous calretinin expression in the avian cochlear nucleus angularis.Journal of the Association for Research in Otolaryngology : JARO · 2014
    Article
  14. Article
  15. Review
  16. Article
  17. Review
  18. Article
  19. Review
  20. Review
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.

Nils O E KrützfeldtDepartment of Anatomy, Faculty of Medical and Health Sciences, University of Auckland, PB 92019 Auckland, New Zealand.
Priscilla Logerot
M Fabiana Kubke
J Martin Wild

Funding

Sensorimotor control of the oropharynx and esophagusR01NS029467 · NINDS · INDIANA UNIV-PURDUE UNIV AT INDIANAPOLIS · PI SUTHERS, RODERICK ATKINS · 1991 to 2014
$3.3M
NINDS NIH HHS R01 NS029467
6 · The paper itself

Abstract

Auditory information is important for social and reproductive behaviors in birds generally, but is crucial for oscine species (songbirds), in particular because in these species auditory feedback ensures the learning and accurate maintenance of song. While there is considerable information on the auditory projections through the forebrain of songbirds, there is no information available for projections through the brainstem. At the latter levels the prevalent model of auditory processing in birds derives from an auditory specialist, the barn owl, which uses time and intensity parameters to compute the location of sounds in space, but whether the auditory brainstem of songbirds is similarly functionally organized is unknown. To examine the songbird auditory brainstem we charted the projections of the cochlear nuclei angularis (NA) and magnocellularis (NM) and the third-order nucleus laminaris (NL) in zebra finches using standard tract-tracing techniques. As in other avian species, the projections of NM were found to be confined to NL, and NL and NA provided the ascending projections. Here we report on differential projections of NA and NL to the torus semicircularis, known in birds as nucleus mesencephalicus lateralis, pars dorsalis (MLd), and in mammals as the central nucleus of the inferior colliculus (ICc). Unlike the case in nonsongbirds, the projections of NA and NL to MLd in the zebra finch showed substantial overlap, in agreement with the projections of the cochlear nuclei to the ICc in mammals. This organization could suggest that the "what" of auditory stimuli is as important as "where."

Indexed as

AnimalsAuditory PathwaysBrain StemCochlear NucleusFinchesHumansInferior ColliculiMaleStaining and Labeling

Identifiers

PMID20394061
PMCPMC3862038

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Registered trials

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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.