Evidence map›Paper›PMID 26837953›Full record

ArticleG3 (Bethesda, Md.)2016

Genomic Access to Monarch Migration Using TALEN and CRISPR/Cas9-Mediated Targeted Mutagenesis.

Matthew J Markert, Ying Zhang, Metewo S Enuameh, Steven M Reppert, Scot A Wolfe, Christine Merlin

Abstract read
In one paragraph

Article in G3 (Bethesda, Md.), 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing 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

44 citing papers in PubMed.

  1. Review
  2. Article
  3. Article
  4. Article
  5. A perspective on neuroethology: what the past teaches us about the future of neuroethology.Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology · 2024
    Review
  6. Loss of functionaliScience · 2024
    Article
  7. Review
  8. Review
  9. Insect magnetoreception: a Cry for mechanistic insights.Journal of comparative physiology. A, Neuroethology, sensory, neural, and behavioral physiology · 2023
    Review
  10. Article
  11. Article
  12. Article
  13. TRITHORAX-dependent arginine methylation of HSP68 mediates circadian repression by PERIOD in the monarch butterfly.Proceedings of the National Academy of Sciences of the United States of America · 2022
    Article
  14. Article
  15. Article
  16. Article
  17. The Circadian Clock in Lepidoptera.Frontiers in physiology · 2021
    Review
  18. Article
  19. Review
  20. Review
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.

Matthew J MarkertDepartment of Biology and Center for Biological Clocks Research, Texas A&M University, College Station, Texas 77843.
Ying ZhangDepartment of Biology and Center for Biological Clocks Research, Texas A&M University, College Station, Texas 77843.
Metewo S EnuamehDepartment of Biochemistry and Molecular Pharmacology, University of Massachusetts Medical School, Worcester, Massachusetts 01605.
Steven M ReppertDepartment of Neurobiology, University of Massachusetts Medical School, Worcester, Massachusetts 01605.
Scot A WolfeDepartment of Biochemistry and Molecular Pharmacology, University of Massachusetts Medical School, Worcester, Massachusetts 01605.
Christine MerlinDepartment of Biology and Center for Biological Clocks Research, Texas A&M University, College Station, Texas 77843 cmerlin@bio.tamu.edu.

Funding

Circadian Clock: Differential Cryptochrome FunctionsR01GM086794 · NIGMS · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI REPPERT, STEVEN M. · 2008 to 2011
$2.1M
Targeted gene inactivation in Anopeles gambiae via artificial nucleasesR21AI097978 · NIAID · VANDERBILT UNIVERSITY · PI ZWIEBEL, LAURENCE J · 2012 to 2013
$455k
NIAID NIH HHS R21 AI097978NIGMS NIH HHS R01 GM086794
6 · The paper itself

Abstract

The eastern North American monarch butterfly, Danaus plexippus, is an emerging model system to study the neural, molecular, and genetic basis of animal long-distance migration and animal clockwork mechanisms. While genomic studies have provided new insight into migration-associated and circadian clock genes, the general lack of simple and versatile reverse-genetic methods has limited in vivo functional analysis of candidate genes in this species. Here, we report the establishment of highly efficient and heritable gene mutagenesis methods in the monarch butterfly using transcriptional activator-like effector nucleases (TALENs) and CRISPR-associated RNA-guided nuclease Cas9 (CRISPR/Cas9). Using two clock gene loci, cryptochrome 2 and clock (clk), as candidates, we show that both TALENs and CRISPR/Cas9 generate high-frequency nonhomologous end-joining (NHEJ)-mediated mutations at targeted sites (up to 100%), and that injecting fewer than 100 eggs is sufficient to recover mutant progeny and generate monarch knockout lines in about 3 months. Our study also genetically defines monarch CLK as an essential component of the transcriptional activation complex of the circadian clock. The methods presented should not only greatly accelerate functional analyses of many aspects of monarch biology, but are also anticipated to facilitate the development of these tools in other nontraditional insect species as well as the development of homology-directed knock-ins.

Indexed as

CRISPR-Cas SystemsGene TargetingGenomicsMutagenesisAnimalsBase SequenceCell LineChickensGene OrderGenes, ReporterGenetic EngineeringGenetic VectorsTranscription Activator-Like Effector NucleasesTranscription Activator-Like Effector Nucleasesclock genesCRISPRgermline targetinginsectTALENs

Identifiers

PMID26837953
PMCPMC4825660

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.