Evidence map›Paper›PMID 27966081›Full record

ArticleEnvironmental science and pollution research international2018

Vectorization of agrochemicals: amino acid carriers are more efficient than sugar carriers to translocate phenylpyrrole conjugates in the Ricinus system.

Hanxiang Wu, Sophie Marhadour, Zhi-Wei Lei, Wen Yang, Cécile Marivingt-Mounir, Jean-Louis Bonnemain, Jean-François Chollet

Abstract read
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In one paragraph

Article in Environmental science and pollution research international, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 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

7 authors.

Hanxiang WuInstitut de Chimie des Milieux et des Matériaux de Poitiers (IC2MP), Unité Mixte de Recherche CNRS 7285, Université de Poitiers, 4 rue Michel Brunet, TSA 51106, 86073, Poitiers Cedex 9, France.
Sophie MarhadourInstitut de Chimie des Milieux et des Matériaux de Poitiers (IC2MP), Unité Mixte de Recherche CNRS 7285, Université de Poitiers, 4 rue Michel Brunet, TSA 51106, 86073, Poitiers Cedex 9, France.
Zhi-Wei LeiGuizhou Tea Reasearch Institute, Guizhou Academy of Agricultural Science, Guiyang, Guizhou, 550009, China.
Wen YangGuizhou Tea Reasearch Institute, Guizhou Academy of Agricultural Science, Guiyang, Guizhou, 550009, China.
Cécile Marivingt-MounirInstitut de Chimie des Milieux et des Matériaux de Poitiers (IC2MP), Unité Mixte de Recherche CNRS 7285, Université de Poitiers, 4 rue Michel Brunet, TSA 51106, 86073, Poitiers Cedex 9, France.
Jean-Louis BonnemainLaboratoire Écologie et Biologie des Interactions, Unité Mixte de Recherche CNRS 7267, Université de Poitiers, 3 rue Jacques Fort, TSA 51106, 86073, Poitiers Cedex 9, France.
Jean-François CholletInstitut de Chimie des Milieux et des Matériaux de Poitiers (IC2MP), Unité Mixte de Recherche CNRS 7285, Université de Poitiers, 4 rue Michel Brunet, TSA 51106, 86073, Poitiers Cedex 9, France. jean.franc.chollet@univ-poitiers.fr.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Producing quality food in sufficient quantity while using less agrochemical inputs will be one of the great challenges of the twenty-first century. One way of achieving this goal is to greatly reduce the doses of plant protection compounds by improving the targeting of pests to eradicate. Therefore, we developed a vectorization strategy to confer phloem mobility to fenpiclonil, a contact fungicide from the phenylpyrrole family used as a model molecule. It consists in coupling the antifungal compound to an amino acid or a sugar, so that the resulting conjugates are handled by active nutrient transport systems. The method of click chemistry was used to synthesize three conjugates combining fenpiclonil to glucose or glutamic acid with a spacer containing a triazole ring. Systemicity tests with the Ricinus model have shown that the amino acid promoiety was clearly more favorable to phloem mobility than that of glucose. In addition, the transport of the amino acid conjugate is carrier mediated since the derivative of the L series was about five times more concentrated in the phloem sap than its counterpart of the D series. The systemicity of the L-derivative is pH dependent and almost completely inhibited by the protonophore carbonyl cyanide 3-chlorophenylhydrazone (CCCP). These data suggest that the phloem transport of the L-derivative is governed by a stereospecific amino acid carrier system energized by the proton motive force.

Indexed as

AgrochemicalsAmino AcidsBiological TransportFungicides, IndustrialGlucoseGlutamic AcidPhloemPyrrolesRicinusSugarsTriazolesAgrochemicalsAmino AcidsfenpiclonilFungicides, IndustrialGlucoseGlutamic AcidPyrrolesSugarsTriazolesCarrier mediatedFungicidePhenylpyrrolesPhloem transportSustainable agricultureSystemicity

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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.