Evidence map›Paper›PMID 20519528›Full record

ArticleThe Journal of neuroscience : the official journal of the Society for Neuroscience2010

Identifying neuronal lineages of Drosophila by sequence analysis of axon tracts.

Albert Cardona, Stephan Saalfeld, Ignacio Arganda, Wayne Pereanu, Johannes Schindelin, Volker Hartenstein

Abstract read
In one paragraph

Article in The Journal of neuroscience : the official journal of the Society for Neuroscience, 2010. 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.

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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

6 authors.

Albert CardonaInstitute of Neuroinformatics, University of Zurich, Zurich, Switzerland. acardona@ini.phys.ethz.ch
Stephan Saalfeld
Ignacio Arganda
Wayne Pereanu
Johannes Schindelin
Volker Hartenstein

Funding

Lineage-associated wiring properties of Drosphila brain neuronsR01NS054814 · NINDS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI HARTENSTEIN, VOLKER, LOUIS, MATTHIEU R. P. J. C. G. · 2006 to 2025
$6.6M
NINDS NIH HHS R01 NS054814NINDS NIH HHS R01 NS29357-15
6 · The paper itself

Abstract

The Drosophila brain is formed by an invariant set of lineages, each of which is derived from a unique neural stem cell (neuroblast) and forms a genetic and structural unit of the brain. The task of reconstructing brain circuitry at the level of individual neurons can be made significantly easier by assigning neurons to their respective lineages. In this article we address the automation of neuron and lineage identification. We focused on the Drosophila brain lineages at the larval stage when they form easily recognizable secondary axon tracts (SATs) that were previously partially characterized. We now generated an annotated digital database containing all lineage tracts reconstructed from five registered wild-type brains, at higher resolution and including some that were previously not characterized. We developed a method for SAT structural comparisons based on a dynamic programming approach akin to nucleotide sequence alignment and a machine learning classifier trained on the annotated database of reference SATs. We quantified the stereotypy of SATs by measuring the residual variability of aligned wild-type SATs. Next, we used our method for the identification of SATs within wild-type larval brains, and found it highly accurate (93-99%). The method proved highly robust for the identification of lineages in mutant brains and in brains that differed in developmental time or labeling. We describe for the first time an algorithm that quantifies neuronal projection stereotypy in the Drosophila brain and use the algorithm for automatic neuron and lineage recognition.

Indexed as

AlgorithmsAnimalsAnimals, Genetically ModifiedAxonsBrainBrain MappingCaspase 3Cell LineageDendritesDrosophilaDrosophila ProteinsElectronic Data ProcessingEmbryo, NonmammalianGreen Fluorescent ProteinsImage Processing, Computer-AssistedMicroscopy, ConfocalCaspase 3Drosophila ProteinsGreen Fluorescent Proteins

Identifiers

PMID20519528
PMCPMC2905806

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.