Evidence map›Paper›PMID 29312427›Full record

ReviewFrontiers in plant science2017

Biostimulant Action of Protein Hydrolysates: Unraveling Their Effects on Plant Physiology and Microbiome.

Giuseppe Colla, Lori Hoagland, Maurizio Ruzzi, Mariateresa Cardarelli, Paolo Bonini, Renaud Canaguier, Youssef Rouphael

Open access · goldAbstract readReview
In one paragraph

Review in Frontiers in plant science, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 135 papers.

0numbers the graph read from it
0cells of the map it votes in
135citing papers in PubMed
46.6field-weighted citation impact, top 1% 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

135 citing papers in PubMed, 506 citations in OpenAlex.

  1. Review
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  6. Arbuscular Mycorrhizal Fungi andPlant-environment interactions (Hoboken, N.J.) · 2026
    Article
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75 more citing papers are in PubMed but not listed here.

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 at 5 institutions in 3 countries.

Giuseppe CollaDepartment of Agricultural and Forestry Sciences, University of Tuscia, Viterbo, Italy.
Lori HoaglandDepartment of Horticulture and Landscape Architecture, Purdue University, West Lafayette, IN, United States.
Maurizio RuzziDepartment for Innovation in Biological, Agrofood and Forest Systems, University of Tuscia, Viterbo, Italy.
Mariateresa CardarelliConsiglio per la Ricerca in Agricoltura e l'Analisi dell'Economia Agraria, Centro di Ricerca Orticoltura e Florovivaismo, Pontecagnano, Italy.
Paolo BoniniNGA Laboratory, Tarragona, Spain.
Renaud CanaguierNixe, Valbonne, France.
Youssef RouphaelDepartment of Agricultural Sciences, University of Naples Federico II, Portici, Italy.
Università degli Studi della Tuscia · ITConsiglio per la ricerca in agricoltura e l’analisi dell’economia agraria · ITFederico II University Hospital · ITObservatori de l'Ebre · ESPurdue University West Lafayette · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Plant-derived protein hydrolysates (PHs) have gained prominence as plant biostimulants because of their potential to increase the germination, productivity and quality of a wide range of horticultural and agronomic crops. Application of PHs can also alleviate the negative effects of abiotic plant stress due to salinity, drought and heavy metals. Recent studies aimed at uncovering the mechanisms regulating these beneficial effects indicate that PHs could be directly affecting plants by stimulating carbon and nitrogen metabolism, and interfering with hormonal activity. Indirect effects could also play a role as PHs could enhance nutrient availability in plant growth substrates, and increase nutrient uptake and nutrient-use efficiency in plants. Moreover, the beneficial effects of PHs also could be due to the stimulation of plant microbiomes. Plants are colonized by an abundant and diverse assortment of microbial taxa that can help plants acquire nutrients and water and withstand biotic and abiotic stress. The substrates provided by PHs, such as amino acids, could provide an ideal food source for these plant-associated microbes. Indeed, recent studies have provided evidence that plant microbiomes are modified by the application of PHs, supporting the hypothesis that PHs might be acting, at least in part, via changes in the composition and activity of these microbial communities. Application of PHs has great potential to meet the twin challenges of a feeding a growing population while minimizing agriculture's impact on human health and the environment. However, to fully realize the potential of PHs, further studies are required to shed light on the mechanisms conferring the beneficial effects of these products, as well as identify product formulations and application methods that optimize benefits under a range of agro-ecological conditions.

Indexed as

abiotic stressamino acidsenzymatic hydrolysismicrobial inoculantspeptidesphysiological mechanismsproduct qualitysustainable agriculture

Identifiers

PMID29312427
PMCPMC5744479
OpenAlexW2776618798

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.