Evidence map›Paper›PMID 21227902›Full record

ArticleChemical senses2011

Innate attractiveness and associative learnability of odors can be dissociated in larval Drosophila.

Timo Saumweber, Jana Husse, Bertram Gerber

Abstract read
In one paragraph

Article in Chemical senses, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing 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

34 citing papers in PubMed.

  1. Cognitive limits of larvalLearning & memory (Cold Spring Harbor, N.Y.) · 2024
    Article
  2. IR76b-expressing neurons inBiology letters · 2024
    Article
  3. Article
  4. Rewarding Capacity of Optogenetically Activating a Giant GABAergic Central-Brain Interneuron in LarvalThe Journal of neuroscience : the official journal of the Society for Neuroscience · 2023
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  11. Identification of Dopaminergic Neurons That Can Both Establish Associative Memory and Acutely Terminate Its Behavioral Expression.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2020
    Article
  12. Reversal learning inLearning & memory (Cold Spring Harbor, N.Y.) · 2019
    Article
  13. Article
  14. One-trial learning in larvalLearning & memory (Cold Spring Harbor, N.Y.) · 2019
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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

3 authors.

Timo SaumweberDepartment of Neurobiology and Genetics, Universität Würzburg, Biozentrum Am Hubland, 97074 Würzburg, Germany.
Jana Husse
Bertram Gerber

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We investigate olfactory associative learning in larval Drosophila. A reciprocal training design is used, such that one group of animals receives a reward in the presence of odor X but not in the presence of odor Y (Train: X+ // Y), whereas another group is trained reciprocally (Train: X // Y+). After training, differences in odor preference between these reciprocally trained groups in a choice test (Test: X - Y) reflect associative learning. The current study, after showing which odor pairs can be used for such learning experiments, 1) introduces a one-odor version of such reciprocal paradigm that allows estimating the learnability of single odors. Regarding this reciprocal one-odor paradigm, we show that 2) paired presentations of an odor with a reward increase odor preference above baseline, whereas unpaired presentations of odor and reward decrease odor preference below baseline; this suggests that odors can become predictive either of reward or of reward absence. Furthermore, we show that 3) innate attractiveness and associative learnability can be dissociated. These data deepen our understanding of odor-reward learning in larval Drosophila on the behavioral level, and thus foster its neurogenetic analysis.

Indexed as

InstinctOdorantsAnimalsAssociation LearningDrosophilaLarva

Identifiers

PMID21227902
PMCPMC3038274

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.