Evidence map›Paper›PMID 25342800›Full record

ArticleScience (New York, N.Y.)2014

Medial prefrontal activity during delay period contributes to learning of a working memory task.

Ding Liu, Xiaowei Gu, Jia Zhu, Xiaoxing Zhang, Zhe Han, Wenjun Yan, Qi Cheng, Jiang Hao, Hongmei Fan, Ruiqing Hou and 3 more

Abstract read
PubMed Publisher
In one paragraph

Article in Science (New York, N.Y.), 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 118 papers.

0numbers the graph read from it
0cells of the map it votes in
118citing 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

118 citing papers in PubMed.

  1. Article
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  11. Projection-specific Routing of Odor Information in the Olfactory Cortex.bioRxiv : the preprint server for biology · 2025
    Article
  12. Review
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  15. Article
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  18. Article
  19. Cognitive processes are disentangled at cortex-wide scales.bioRxiv : the preprint server for biology · 2025
    Article
  20. Article

58 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

13 authors.

Ding LiuInstitute of Neuroscience and Key Laboratory of Primate Neurobiology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China. University of Chinese Academy of Sciences, Beijing 100049, China.
Xiaowei GuInstitute of Neuroscience and Key Laboratory of Primate Neurobiology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China. University of Chinese Academy of Sciences, Beijing 100049, China.
Jia ZhuInstitute of Neuroscience and Key Laboratory of Primate Neurobiology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China. University of Chinese Academy of Sciences, Beijing 100049, China.
Xiaoxing ZhangInstitute of Neuroscience and Key Laboratory of Primate Neurobiology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China.
Zhe HanInstitute of Neuroscience and Key Laboratory of Primate Neurobiology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China. University of Chinese Academy of Sciences, Beijing 100049, China.
Wenjun YanInstitute of Neuroscience and Key Laboratory of Primate Neurobiology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China. University of Chinese Academy of Sciences, Beijing 100049, China.
Qi ChengInstitute of Neuroscience and Key Laboratory of Primate Neurobiology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China. University of Chinese Academy of Sciences, Beijing 100049, China.
Jiang HaoInstitute of Neuroscience and Key Laboratory of Primate Neurobiology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China.
Hongmei FanInstitute of Neuroscience and Key Laboratory of Primate Neurobiology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China.
Ruiqing HouInstitute of Neuroscience and Key Laboratory of Primate Neurobiology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China.
Zhaoqin ChenInstitute of Neuroscience and Key Laboratory of Primate Neurobiology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China.
Yulei ChenInstitute of Neuroscience and Key Laboratory of Primate Neurobiology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China.
Chengyu T LiInstitute of Neuroscience and Key Laboratory of Primate Neurobiology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China. tonylicy@ion.ac.cn.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cognitive processes require working memory (WM) that involves a brief period of memory retention known as the delay period. Elevated delay-period activity in the medial prefrontal cortex (mPFC) has been observed, but its functional role in WM tasks remains unclear. We optogenetically suppressed or enhanced activity of pyramidal neurons in mouse mPFC during the delay period. Behavioral performance was impaired during the learning phase but not after the mice were well trained. Delay-period mPFC activity appeared to be more important in memory retention than in inhibitory control, decision-making, or motor selection. Furthermore, endogenous delay-period mPFC activity showed more prominent modulation that correlated with memory retention and behavioral performance. Thus, properly regulated mPFC delay-period activity is critical for information retention during learning of a WM task.

Indexed as

Retention, PsychologyAnimalsCalcium-Calmodulin-Dependent Protein Kinase Type 2ChannelrhodopsinsLearningLuminescent ProteinsMaleMemory, Short-TermMiceMice, Inbred C57BLMice, TransgenicPrefrontal CortexPyramidal CellsReaction TimeRed Fluorescent ProteinSmellCalcium-Calmodulin-Dependent Protein Kinase Type 2ChannelrhodopsinsLuminescent ProteinsRed Fluorescent Protein

Identifiers

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.