Evidence map›Paper›PMID 21742994›Full record

ArticleThe Plant cell2011

Distinct cell-autonomous functions of RETINOBLASTOMA-RELATED in Arabidopsis stem cells revealed by the Brother of Brainbow clonal analysis system.

Guy Wachsman, Renze Heidstra, Ben Scheres

Open access · bronzeAbstract read
In one paragraph

Article in The Plant cell, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
8.6field-weighted citation impact, top 2% of its field
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

32 citing papers in PubMed, 56 citations in OpenAlex.

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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

3 authors at 1 institution in 1 country.

Guy WachsmanDepartment of Biology, Utrecht University, 3584 CH Utrecht, The Netherlands.
Renze Heidstra
Ben Scheres
Utrecht University · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mutations that cause lethality in the gametophyte phase pose a major challenge for studying postfertilization gene function. When both male and female haploid cells require a functional gene copy, null alleles cause developmental arrest before the formation of the zygote, precluding further investigation. The Arabidopsis thaliana Rb homolog RETINOBLASTOMA-RELATED (RBR) has an important function in the stem cell niche, but its requirement in both male and female gametophytes has prevented full loss-of-function studies. To circumvent this obstacle, we designed a clonal deletion system named BOB (Brother of Brainbow) in which null mutant sectors marked by double fluorescence are generated in a fully complemented wild-type background. In this system, both copies of a complementing RBR transgene are eliminated by tissue-specific and inducible CRE expression, and homozygous mutant clones can be distinguished visually. Since mutant sectors can be produced in a homozygous, rather than a heterozygous, background, this system facilitates clonal deletion analysis not only for gametophytic lethal alleles but also for any type of mutation. Using the BOB system, we show that RBR has unique cell-autonomous functions in different cell types within the root stem cell niche.

Indexed as

AllelesArabidopsisArabidopsis ProteinsGene Expression Regulation, PlantGenetic Complementation TestHumansOvulePlant RootsPlants, Genetically ModifiedPollenPromoter Regions, GeneticRecombinant Fusion ProteinsStem Cell NicheStem CellsTissue DistributionArabidopsis ProteinsRBR1 protein, ArabidopsisRecombinant Fusion Proteins

Identifiers

PMID21742994
PMCPMC3226226
OpenAlexW2130169372

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.