Evidence map›Paper›PMID 26908205›Full record

ArticleScientific reports2016

Exploring miniature insect brains using micro-CT scanning techniques.

Dylan B Smith, Galina Bernhardt, Nigel E Raine, Richard L Abel, Dan Sykes, Farah Ahmed, Inti Pedroso, Richard J Gill

Abstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 59 papers.

0numbers the graph read from it
0cells of the map it votes in
59citing 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

59 citing papers in PubMed.

  1. Article
  2. When a bigger brain is better: The case of bee olfactory learning.Proceedings of the National Academy of Sciences of the United States of America · 2026
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  11. Exploring the anatomy ofInternational journal for parasitology. Parasites and wildlife · 2024
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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

8 authors.

Dylan B SmithDepartment of Life Sciences, Imperial College London, Silwood Park, Buckhurst Road, Ascot, Berkshire, SL5 7PY, UK.
Galina BernhardtDepartment of Surgery &Cancer, Imperial College London, MSk Laboratory, London, W6 8RP, UK.
Nigel E RaineSchool of Biological Sciences, Royal Holloway University of London, Egham, Surrey, TW20 0EX, UK.
Richard L AbelDepartment of Surgery &Cancer, Imperial College London, MSk Laboratory, London, W6 8RP, UK.
Dan SykesCore Research Laboratories, Natural History Museum, Cromwell Road, London, SW7 5BD, UK.
Farah AhmedCore Research Laboratories, Natural History Museum, Cromwell Road, London, SW7 5BD, UK.
Inti PedrosoSchool of Biological Sciences, Royal Holloway University of London, Egham, Surrey, TW20 0EX, UK.
Richard J GillDepartment of Life Sciences, Imperial College London, Silwood Park, Buckhurst Road, Ascot, Berkshire, SL5 7PY, UK.

Funding

Biotechnology and Biological Sciences Research Council BB/I000178/1Wellcome Trust
6 · The paper itself

Abstract

The capacity to explore soft tissue structures in detail is important in understanding animal physiology and how this determines features such as movement, behaviour and the impact of trauma on regular function. Here we use advances in micro-computed tomography (micro-CT) technology to explore the brain of an important insect pollinator and model organism, the bumblebee (Bombus terrestris). Here we present a method for accurate imaging and exploration of insect brains that keeps brain tissue free from trauma and in its natural stereo-geometry, and showcase our 3D reconstructions and analyses of 19 individual brains at high resolution. Development of this protocol allows relatively rapid and cost effective brain reconstructions, making it an accessible methodology to the wider scientific community. The protocol describes the necessary steps for sample preparation, tissue staining, micro-CT scanning and 3D reconstruction, followed by a method for image analysis using the freeware SPIERS. These image analysis methods describe how to virtually extract key composite structures from the insect brain, and we demonstrate the application and precision of this method by calculating structural volumes and investigating the allometric relationships between bumblebee brain structures.

Indexed as

AnimalsBeesBody SizeBrainFemaleImaging, Three-DimensionalMaleOrgan SizeX-Ray Microtomography

Identifiers

PMID26908205
PMCPMC4764865

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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.