Evidence map›Paper›PMID 29107557›Full record

ArticleDevelopmental cell2017

Boundary Formation through a Direct Threshold-Based Readout of Mobile Small RNA Gradients.

Damianos S Skopelitis, Anna H Benkovics, Aman Y Husbands, Marja C P Timmermans

Abstract read
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In one paragraph

Article in Developmental cell, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers.

0numbers the graph read from it
0cells of the map it votes in
47citing 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

47 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Review
  5. Review
  6. Uncovering the Role of thePlants (Basel, Switzerland) · 2025
    Article
  7. Review
  8. Article
  9. Article
  10. Beyond Loading: Functions of Plant ARGONAUTE Proteins.International journal of molecular sciences · 2023
    Review
  11. Review
  12. Article
  13. Article
  14. Article
  15. Article
  16. Polar auxin transport modulates early leaf flattening.Proceedings of the National Academy of Sciences of the United States of America · 2022
    Article
  17. Article
  18. Review
  19. Review
  20. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Damianos S SkopelitisCold Spring Harbor Laboratory, One Bungtown Road, Cold Spring Harbor, NY 11724, USA.
Anna H BenkovicsCold Spring Harbor Laboratory, One Bungtown Road, Cold Spring Harbor, NY 11724, USA.
Aman Y HusbandsCold Spring Harbor Laboratory, One Bungtown Road, Cold Spring Harbor, NY 11724, USA.
Marja C P TimmermansCold Spring Harbor Laboratory, One Bungtown Road, Cold Spring Harbor, NY 11724, USA; Center for Plant Molecular Biology, University of Tübingen, Auf der Morgenstelle 32, 72076 Tübingen, Germany. Electronic address: marja.timmermans@zmbp.uni-tuebingen.de.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Small RNAs have emerged as a new class of mobile signals. Here, we investigate their mechanism of action and show that mobile small RNAs generate sharply defined domains of target gene expression through an intrinsic and direct threshold-based readout of their mobility gradients. This readout is highly sensitive to small RNA levels at the source, allowing plasticity in the positioning of a target gene expression boundary. Besides patterning their immediate targets, the readouts of opposing small RNA gradients enable specification of robust, uniformly positioned developmental boundaries. These patterning properties of small RNAs are reminiscent of those of animal morphogens. However, their mode of action and the intrinsic nature of their gradients distinguish mobile small RNAs from classical morphogens and present a unique direct mechanism through which to relay positional information. Mobile small RNAs and their targets thus emerge as highly portable, evolutionarily tractable regulatory modules through which to create pattern.

Indexed as

ArabidopsisArabidopsis ProteinsBody PatterningGene Expression Regulation, PlantMicroRNAsPlant LeavesRNA, PlantRNA, Small InterferingArabidopsis ProteinsMicroRNAsRNA, PlantRNA, Small Interferingadaxial-abaxial polarityintercellular signalingleaf developmentmicroRNAmorphogenpattern formationrobustness

Identifiers

What OpenQuestion holds

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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.