Evidence map›Paper›PMID 41199077›Full record

ArticlePharmaceutical research2025

Design and In Vitro Evaluation of Gambogic Acid-Conjugated Stearic Acid Solid Lipid Nanoparticles for Transferrin Receptor-Mediated Drug Delivery.

Raghu Ganugula, Yirivinti Hayagreeva Dinakar, Anjali Kurse, M N V Ravi Kumar, Meenakshi Arora

Abstract read
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In one paragraph

Article in Pharmaceutical research, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed, 1 pooled it
–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

1 citing paper in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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

5 authors.

Raghu Ganugula *The Centre for Convergent Bioscience and Medicine (CCBM), The University of Alabama, Tuscaloosa, AL, USA. rganugula@ua.edu.
Yirivinti Hayagreeva DinakarThe Centre for Convergent Bioscience and Medicine (CCBM), The University of Alabama, Tuscaloosa, AL, USA.
Anjali KurseThe Centre for Convergent Bioscience and Medicine (CCBM), The University of Alabama, Tuscaloosa, AL, USA.
M N V Ravi KumarThe Centre for Convergent Bioscience and Medicine (CCBM), The University of Alabama, Tuscaloosa, AL, USA.
Meenakshi Arora *The Centre for Convergent Bioscience and Medicine (CCBM), The University of Alabama, Tuscaloosa, AL, USA. marora1@ua.edu.ORCID http://orcid.org/0000-0003-3809-3153

Funding

Urolithin A nanoparticle therapy for acute kidney injuryR01DK128597 · NIDDK · UNIVERSITY OF ALABAMA IN TUSCALOOSA · PI ARORA, MEENAKSHI, MAJETI, RAVIKUMAR N · 2021 to 2025
$1.6M
NIDDK NIH HHS R01DK128597
6 · The paper itself

Abstract

Solid lipid nanoparticles (SLNs) have garnered significant interest for their safety and efficacy, especially following the success of COVID-19 mRNA vaccines. This study presents the synthesis and characterization of a novel stearic acid (SA)-gambogic acid (GA) conjugate, where GA, a xanthonoid, exhibits high affinity for the transferrin receptor (TfR) without competing with endogenous transferrin. The SA-GA conjugate was employed to formulate SLNs using a hot homogenization-ultrasonication-solvent evaporation technique for the peroral delivery of cyclosporine (CsA), paclitaxel (PTX), and urolithin-A (UA). Physicochemical properties, including particle size, zeta potential, drug loading, and entrapment efficiency, were assessed. Among the three tested compounds, UA exhibited the highest encapsulation efficiency at both 5% and 10% w/w loading, with particle sizes remaining under 250 nm. SA-GA SLNs demonstrated excellent stability in simulated gastric fluids, supporting their potential for oral administration. Cellular uptake studies using Coumarin-6 (C6) and drug-loaded SLNs indicated that UA achieved the highest uptake (~ 50%) in both FHS-74 (human small intestine) and HK2 (human kidney) cell lines. Further, in cisplatin-induced HK2 cell damage models, UA-loaded SA-GA SLNs significantly reduced inflammatory markers TLR4, NF-κB, and IL-1β. These results highlight UA-loaded SA-GA SLNs as a promising TfR-targeted oral delivery system for mitigating cisplatin-induced acute kidney injury (AKI) in cancer therapy.

Indexed as

NanoparticlesReceptors, TransferrinStearic AcidsXanthonesCell LineDrug CarriersDrug Delivery SystemsHumansLipidsLiposomesPaclitaxelParticle SizeDrug Carriersgambogic acidLipid NanoparticlesLipidsLiposomesPaclitaxelReceptors, Transferrinstearic acidStearic AcidsXanthonesacute kidney injuryadvanced functional excipientsgambogic acidoral drug deliverysolid lipid nanoparticlesstearic acidurolithin A

Identifiers

What OpenQuestion holds

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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.