Evidence map›Paper›PMID 16944200›Full record

ArticlePlanta2007

Medicago truncatula syntaxin SYP132 defines the symbiosome membrane and infection droplet membrane in root nodules.

Christina M Catalano, Kirk J Czymmek, Janine G Gann, D Janine Sherrier

Abstract read
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In one paragraph

Article in Planta, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
7.9field-weighted citation impact, top 3% 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

42 citing papers in PubMed, 107 citations in OpenAlex.

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  13. Proceedings of the National Academy of Sciences of the United States of America · 2018
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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

4 authors at 2 institutions in 1 country.

Christina M CatalanoDepartment of Plant and Soil Sciences, University of Delaware, Newark, DE 19717, USA.
Kirk J Czymmek
Janine G Gann
D Janine Sherrier
University of Delaware · USBiotechnology Institute · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Symbiotic association of legume plants with rhizobia bacteria culminates in organogenesis of nitrogen-fixing root nodules. In indeterminate nodules, plant cells accommodate rhizobial infection by enclosing each bacterium in a membrane-bound, organelle-like compartment called the symbiosome. Numerous symbiosomes occupy each nodule cell; therefore an enormous amount of membrane material must be delivered to the symbiosome membrane for its development and maintenance. Protein delivery to the symbiosome is thought to rely on the plant secretory system; however, the targeting mechanisms are not well understood. In this study, we report the first in-depth analysis of a syntaxin localized on symbiosome membranes. Syntaxins help define a biochemical identity to each compartment in the plant secretory system and facilitate vesicle docking and fusion. Here, we present biochemical and cytological evidence that the SNARE MtSYP132, a Medicago truncatula homologue of Arabidopsis thaliana Syntaxin of Plants 132, localizes to the symbiosome membrane. Using a specific anti-MtSYP132 peptide antibody, we also show that MtSYP132 localizes to the plasma membrane surrounding infection threads and is most abundant on the infection droplet membrane. These results indicate that MtSYP132 may function in infection thread development or growth and the early stages of symbiosome formation.

Indexed as

Amino Acid SequenceBase SequenceGene Expression Regulation, PlantImmunohistochemistryMedicago truncatulaMolecular Sequence DataPlant ProteinsQa-SNARE ProteinsRoot Nodules, PlantSymbiosisPlant ProteinsQa-SNARE Proteins

Identifiers

PMID16944200
OpenAlexW2003242818

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.