Evidence map›Paper›PMID 19853905›Full record

ReviewBrain and language2010

The relationship of neurogenesis and growth of brain regions to song learning.

John R Kirn

Abstract readReview
In one paragraph

Review in Brain and language, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 citing papers in PubMed.

  1. Altricial brains and the evolution of infant vocal learning.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  2. Phylogenetic signal in the vocalizations of vocal learning and vocal non-learning birds.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2021
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  14. miR-9 and miR-140-5p target FoxP2 and are regulated as a function of the social context of singing behavior in zebra finches.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2013
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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

1 author.

John R KirnBiology Department, Wesleyan University, Middletown, CT 06459, United States. jrkirn@wesleyan.edu

Funding

Avian vocal experience and adult neuron replacement.R01DC004724 · NIDCD · WESLEYAN UNIVERSITY · PI KIRN, JOHN R · 2001 to 2009
$2.0M
NIDCD NIH HHS R01 DC004724
6 · The paper itself

Abstract

Song learning, maintenance and production require coordinated activity across multiple auditory, sensory-motor, and neuromuscular structures. Telencephalic components of the sensory-motor circuitry are unique to avian species that engage in song learning. The song system shows protracted development that begins prior to hatching but continues well into adulthood. The staggered developmental timetable for construction of the song system provides clues of subsystems involved in specific stages of song learning and maintenance. Progressive events, including neurogenesis and song system growth, as well as regressive events such as apoptosis and synapse elimination, occur during periods of song learning and the transitions between variable and stereotyped song during both development and adulthood. There is clear evidence that gonadal steroids influence the development of song attributes and shape the underlying neural circuitry. Some aspects of song system development are influenced by sensory, motor and social experience, while other aspects of neural development appear to be experience-independent. Although there are species differences in the extent to which song learning continues into adulthood, growing evidence suggests that despite differences in learning trajectories, adult refinement of song motor control and song maintenance can require remarkable behavioral and neural flexibility reminiscent of sensory-motor learning.

Indexed as

AnimalsBrainLearningNeural PathwaysNeurogenesisSongbirdsVocalization, Animal

Identifiers

PMID19853905
PMCPMC2888937

What OpenQuestion holds

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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.