Evidence map›Paper›PMID 26388749›Full record

ArticleFrontiers in behavioral neuroscience2015

Roles of octopamine and dopamine in appetitive and aversive memory acquisition studied in olfactory conditioning of maxillary palpi extension response in crickets.

Yukihisa Matsumoto, Chihiro-Sato Matsumoto, Ryo Wakuda, Saori Ichihara, Makoto Mizunami

Abstract read
In one paragraph

Article in Frontiers in behavioral neuroscience, 2015. 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. Exploring emotional expression in invertebrates: mechanisms, functions and phylogeny.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2026
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  6. Octopaminergic neurons have multiple targets inLearning & memory (Cold Spring Harbor, N.Y.) · 2021
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  9. Responsiveness to Sugar Solutions in the MothFrontiers in physiology · 2019
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  13. The Post-mating Switch in the Pheromone Response ofFrontiers in behavioral neuroscience · 2018
    Article
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  15. Review
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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

5 authors.

Yukihisa MatsumotoFaculty of Science, Hokkaido University Sapporo, Japan ; Faculty of Liberal Arts, Tokyo Medical and Dental University Ichikawa, Japan.
Chihiro-Sato MatsumotoGraduate School of Life Science, Hokkaido University Sapporo, Japan.
Ryo WakudaGraduate School of Life Science, Hokkaido University Sapporo, Japan.
Saori IchiharaGraduate School of Life Science, Hokkaido University Sapporo, Japan.
Makoto MizunamiFaculty of Science, Hokkaido University Sapporo, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Elucidation of reinforcing mechanisms for associative learning is an important subject in neuroscience. Based on results of our previous pharmacological studies in crickets, we suggested that octopamine and dopamine mediate reward and punishment signals, respectively, in associative learning. In fruit-flies, however, it was concluded that dopamine mediates both appetitive and aversive reinforcement, which differs from our suggestion in crickets. In our previous studies, the effect of conditioning was tested at 30 min after training or later, due to limitations of our experimental procedures, and thus the possibility that octopamine and dopamine were not needed for initial acquisition of learning was not ruled out. In this study we first established a conditioning procedure to enable us to evaluate acquisition performance in crickets. Crickets extended their maxillary palpi and vigorously swung them when they perceived some odors, and we found that crickets that received pairing of an odor with water reward or sodium chloride punishment exhibited an increase or decrease in percentages of maxillary palpi extension responses to the odor. Using this procedure, we found that octopamine and dopamine receptor antagonists impair acquisition of appetitive and aversive learning, respectively. This finding suggests that neurotransmitters mediating appetitive reinforcement differ in crickets and fruit-flies.

Indexed as

appetite learningaversive learningclassical conditioningdopamineGryllus bimaculatusinsectsmemory acquisitionoctopamine

Identifiers

PMID26388749
PMCPMC4555048

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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.