Evidence map›Paper›PMID 37698293›Full record

ArticleACS applied materials & interfaces2023

Circumventing Physicochemical Barriers of Cyclometalated Gold(III) Dithiocarbamate Complexes with Protein-Based Nanoparticle Delivery to Enhance Anticancer Activity.

Adedamola S Arojojoye, Breyanna Walker, James C Dawahare, Maame Abena O Afrifa, Sean Parkin, Samuel G Awuah

Open access · greenAbstract read
In one paragraph

Article in ACS applied materials & interfaces, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
3.2field-weighted citation impact, top 7% 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

6 citing papers in PubMed, 14 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

6 authors at 1 institution in 1 country.

Adedamola S ArojojoyeDepartment of Chemistry, University of Kentucky, Lexington Kentucky 40506, United States.
Breyanna WalkerDepartment of Chemistry, University of Kentucky, Lexington Kentucky 40506, United States.
James C DawahareDepartment of Chemistry, University of Kentucky, Lexington Kentucky 40506, United States.
Maame Abena O AfrifaDepartment of Biomedical Engineering, University of Kentucky, Lexington Kentucky 40506, United States.
Sean ParkinDepartment of Chemistry, University of Kentucky, Lexington Kentucky 40506, United States.
Samuel G AwuahDepartment of Chemistry, University of Kentucky, Lexington Kentucky 40506, United States.ORCID 0000-0003-4947-7283
University of Kentucky · US

Funding

WKU Lead Faculty AwardP20GM103436 · NIGMS · UNIVERSITY OF LOUISVILLE · PI ERIC C ROUCHKA · 2012 to 2026
$60.1M
University of Kentucky Markey Cancer Center Support Grant ECIA SupplementP30CA177558 · NCI · UNIVERSITY OF KENTUCKY · PI Bernard Mark Evers · 2013 to 2026
$38.3M
Understanding the role of anti-apolipoprotein A-I antibodies in atherosclerotic cardiovascular diseaseP20GM130456 · NIGMS · UNIVERSITY OF KENTUCKY · PI M. Ashfaqul Alam · 2020 to 2026
$18.7M
Oncology Research Training for Surgeon-ScientistsT32CA160003 · NCI · UNIVERSITY OF KENTUCKY · PI Bernard Mark Evers, Pamela Carmen Hull · 2011 to 2026
$3.2M
Gold-derived Therapeutic Compounds for Disease ApplicationR01CA258421 · NCI · UNIVERSITY OF KENTUCKY · PI AWUAH, SAMUEL GORMAN · 2021 to 2025
$1.7M
NCI NIH HHS P30 CA177558NCI NIH HHS R01 CA258421NCI NIH HHS T32 CA160003NIGMS NIH HHS P20 GM103436NIGMS NIH HHS P20 GM130456
6 · The paper itself

Abstract

Optimizing the bioavailability of drug candidates is crucial to successful drug development campaigns, especially for metal-derived chemotherapeutic agents. Nanoparticle delivery strategies can be deployed to overcome physicochemical limitations associated with drugs to improve bioavailability, pharmacokinetics, efficacy, and minimize toxicity. Biodegradable albumin nanoconstructs offer pragmatic solutions for drug delivery of metallodrugs with translational benefits in the clinic. In this work, we explored a logical approach to investigate and resolve the physicochemical drawbacks of gold(III) complexes with albumin nanoparticle delivery to improve solubility, enhance intracellular accumulation, circumvent premature deactivation, and enhance anticancer activity. We synthesized and characterized stable gold(III) dithiocarbamate complexes with a variable degree of cyclometalation such as phenylpyridine (C^N) or biphenyl (C^C) Au(III) framework and different alkyl chain lengths. We noted that extended alkyl chain lengths impaired the solubility of these complexes in biological media, thus adversely impacting potency. Encapsulation of these complexes in bovine serum albumin (BSA) reversed solubility limitations and improved cancer cytotoxicity by ∼25-fold. Further speciation and mechanism of action studies demonstrate the stability of the compounds and alteration of mitochondria bioenergetics, respectively. We postulate that this nanodelivery strategy is a relevant approach for translational small-molecule gold drug delivery.

Indexed as

GoldNanoparticlesBiological AvailabilityDrug Delivery SystemsSerum Albumin, BovineGoldSerum Albumin, Bovinebovine serum albumincyclometalationdithiocarbamateencapsulationgold(III)nanoparticlesstability

Identifiers

PMID37698293
PMCPMC11264193
OpenAlexW4386623668

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Registered trials

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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.