Evidence map›Paper›PMID 32722069›Full record

ArticlePharmaceutics2020

Antioxidant and Antibacterial Properties of Carbosilane Dendrimers Functionalized with Polyphenolic Moieties.

Natalia Sanz Del Olmo, Cornelia E Peña González, Jose Daniel Rojas, Rafael Gómez, Paula Ortega, Alberto Escarpa, Francisco Javier de la Mata

Erratum issuedAbstract read
In one paragraph

Article in Pharmaceutics, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing 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

15 citing papers in PubMed.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors.

Natalia Sanz Del OlmoDepartment of Organic and Inorganic Chemistry, and Research Institute in Chemistry "Andrés M. del Río" (IQAR), 28871 Alcalá de Henares, Spain.
Cornelia E Peña GonzálezDepartment of Organic and Inorganic Chemistry, and Research Institute in Chemistry "Andrés M. del Río" (IQAR), 28871 Alcalá de Henares, Spain.ORCID 0000-0002-9049-8804
Jose Daniel RojasDepartment of Analytical Chemistry, Physical Chemistry and Chemical Engineering, University of Alcalá, Institute in Chemistry "Andrés M. del Río" (IQAR), 28871 Alcalá de Henares, Spain.ORCID 0000-0002-4404-4668
Rafael GómezDepartment of Organic and Inorganic Chemistry, and Research Institute in Chemistry "Andrés M. del Río" (IQAR), 28871 Alcalá de Henares, Spain.
Paula OrtegaDepartment of Organic and Inorganic Chemistry, and Research Institute in Chemistry "Andrés M. del Río" (IQAR), 28871 Alcalá de Henares, Spain.ORCID 0000-0003-0377-5429
Alberto EscarpaDepartment of Analytical Chemistry, Physical Chemistry and Chemical Engineering, University of Alcalá, Institute in Chemistry "Andrés M. del Río" (IQAR), 28871 Alcalá de Henares, Spain.ORCID 0000-0002-7302-0948
Francisco Javier de la MataDepartment of Organic and Inorganic Chemistry, and Research Institute in Chemistry "Andrés M. del Río" (IQAR), 28871 Alcalá de Henares, Spain.ORCID 0000-0003-0418-3935

Funding

Centro de Investigación Biomédica en Red en Bioingeniería, Biomateriales y Nanomedicina funded by the VI National R&D&i Plan 2008-2011, Iniciativa Ingenio 2010, the Consolider Program, and CIBER Actions and financed by the Instituto de Salud Carlos III with assistance from the European Regional Development Fund.Comunidad de Madrid IMMUNOTHERCAN-CM B2017/BMD-3733 and NANODENDMED II-CM ref. B2017/BMD-3703Comunidad de Madrid TRANSNANOAVANSENS program (S2018/NMT-4349)Junta de Comunidades de Castilla-La Mancha SBPLY/17/180501/000358Marie Skłodowska-Curie grant agreement 713714Ministerio de Ciencia y Tecnología CTQ2017-86224-Ministerio de Ciencia y Tecnología CTQ2017-86441-C2-1-R
6 · The paper itself

Abstract

A new family of polyphenolic carbosilane dendrimers functionalized with ferulic, caffeic, and gallic acids has been obtained through a straightforward amidation reaction. Their antioxidant activity has been studied by different techniques such as DPPH (2,2'-diphenyl-1-picrylhydrazyl) radical scavenging assay, FRAP assay (ferric reducing antioxidant power), and cyclic voltammetry. The antioxidant analysis showed that polyphenolic dendrimers exhibited higher activities than free polyphenols in all cases. The first-generation dendrimer decorated with gallic acid stood out as the best antioxidant compound, displaying a correlation between the number of hydroxyl groups in the polyphenol structure and the antioxidant activity of the compounds. Moreover, the antibacterial capacity of these new systems has been screened against Gram-positive (+) and Gram-negative (-) bacteria, and we observed that polyphenolic dendrimers functionalized with caffeic and gallic acids were capable of decreasing bacterial growth. In contrast, ferulic carbosilane dendrimers and free polyphenols showed no effect, establishing a correlation between antioxidant activity and antibacterial capacity. Finally, a viability assay in human skin fibroblasts cells (HFF-1) allowed for corroborating the nontoxicity of the polyphenolic dendrimers at their active antibacterial concentration.

Indexed as

antibacterialantioxidantscarbosilane dendrimerspolyphenols

Identifiers

PMID32722069
PMCPMC7464503

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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.