Evidence map›Paper›PMID 31806932›Full record

ArticleDrug design, development and therapy2019

Comparing The Efficacy Of An Anti-Human VEGF-A Neutralizing Antibody Versus Bevacizumab On A Laser-Induced Choroidal Neovascularization (CNV) Rhesus Monkey Model.

Oscar Olvera-Montaño, Leopoldo Baiza-Duran, Juan D Quintana-Hau, Mayra G Quiñonez-Alvarado, Wen Zeng, Li Gong, Patricia Muñoz-Villegas

Open access · goldAbstract readComparative Study
In one paragraph

Article in Drug design, development and therapy, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.5field-weighted citation impact, top 18% 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

10 citing papers in PubMed, 19 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

7 authors at 2 institutions in 1 country.

Oscar Olvera-MontañoClinical Research Department, Laboratorios Sophia, SA De CV, Zapopan, Jalisco, Mexico.ORCID 0000-0003-2717-349X
Leopoldo Baiza-DuranClinical Research Department, Laboratorios Sophia, SA De CV, Zapopan, Jalisco, Mexico.
Juan D Quintana-HauResearch and Development Department (CIS), Zapopan, Jalisco, Mexico.
Mayra G Quiñonez-AlvaradoResearch and Development Department (CIS), Zapopan, Jalisco, Mexico.
Wen ZengSichuan Primed Shines Bio-Tech Co, Ltd, Chengdu, Sichuan, People's Republic of China.
Li GongSichuan Primed Shines Bio-Tech Co, Ltd, Chengdu, Sichuan, People's Republic of China.
Patricia Muñoz-VillegasClinical Research Department, Laboratorios Sophia, SA De CV, Zapopan, Jalisco, Mexico.ORCID 0000-0002-7559-1218
Laboratorios Sophia (Mexico) · MXCentro de Investigación y Proyectos en Ambiente y Desarrollo · MX

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo evaluate the efficacy of a therapy on improving characteristics of laser-induced choroidal neovascularization (CNV) via single intravitreal injection of a humanized anti-human VEGF monoclonal antibody (PRO-169) versus bevacizumab in a rhesus monkey model.

methodsTo induce experimental CNV, small high-energy laser spots were used to treat several areas, around the macula in the retinas of monkeys at Day -21. Eighteen rhesus monkeys were used for CNV induction. The efficacy endpoints were fluorescein leakage by FFA and retinal thickness by OCT. FFA examinations were performed 19 days after induction. Appropriate animals were enrolled for treatment and randomly divided into 3 groups: bevacizumab (n=5, 7 eyes), PRO-169 (n=5, 7 eyes), and vehicle controls (n=4, 7 eyes).

resultsIn 25 of 36 (69.4%) eyes, CNV lesions were identified. The average percent change of retinal thickness in the eyes of bevacizumab group was -159.3±62.2% and -154.0±45.1% (

conclusionAfter photocoagulation, the eyes enrolled in this studio showed CNV related characteristics including increased retinal thickness, and fluorescein leakage at laser spots. PRO-169 (1.25 mg per eye) can reduce the retinal thickness and fluorescein leakage area after treatment for 14 and 28 days in this rhesus monkeys model, without toxic effect or adverse events. These findings suggested that PRO-169 can inhibit CNV.

Indexed as

Disease Models, AnimalAngiogenesis InhibitorsAnimalsAntibodies, NeutralizingBevacizumabChoroidal NeovascularizationDose-Response Relationship, DrugDrug Delivery SystemsFluorescein AngiographyLasersMacaca mulattaMolecular StructureStructure-Activity RelationshipVascular Endothelial Growth Factor AAngiogenesis InhibitorsAntibodies, NeutralizingBevacizumabVascular Endothelial Growth Factor AVEGFA protein, humanage-related macular degenerationfundus fluorescein angiographymonoclonal antibodiesoptical coherence tomography

Identifiers

PMID31806932
PMCPMC6839577
OpenAlexW2985575588

What OpenQuestion holds

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LicenceCC BY-NC
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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.