Evidence map›Paper›PMID 38549164›Full record

ArticleBehavioral and brain functions : BBF2024

Enhancement of neurogenesis and cognition through intranasal co-delivery of galanin receptor 2 (GALR2) and neuropeptide Y receptor 1 (NPY1R) agonists: a potential pharmacological strategy for cognitive dysfunctions.

Raquel Sánchez-Varo, Alexander López-Salas, Rasiel Beltran-Casanueva, Estela Díaz-Sánchez, Jose Erik Alvarez-Contino, Miguel Angel Barbancho-Fernández, Pedro Serrano-Castro, Kjell Fuxe, Dasiel O Borroto-Escuela, Natalia García-Casares and 1 more

Open access · goldAbstract read
In one paragraph

Article in Behavioral and brain functions : BBF, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
1.9field-weighted citation impact, top 16% 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

5 citing papers in PubMed, 7 citations in OpenAlex.

  1. Review
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  5. Article
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

11 authors at 3 institutions in 2 countries.

Raquel Sánchez-VaroNeuronLab. Departamento Fisiología Humana, Histología Humana, Anatomía Patológica y Educación Física y Deportiva, Facultad de Medicina, Universidad de Malaga, 29071, Malaga, Spain.
Alexander López-SalasNeuronLab. Departamento Fisiología Humana, Histología Humana, Anatomía Patológica y Educación Física y Deportiva, Facultad de Medicina, Universidad de Malaga, 29071, Malaga, Spain.
Rasiel Beltran-CasanuevaDepartment of Neuroscience, Karolinska Institutet, Stockholm, Sweden.
Estela Díaz-SánchezNeuronLab. Departamento Fisiología Humana, Histología Humana, Anatomía Patológica y Educación Física y Deportiva, Facultad de Medicina, Universidad de Malaga, 29071, Malaga, Spain.
Jose Erik Alvarez-ContinoNeuronLab. Departamento Fisiología Humana, Histología Humana, Anatomía Patológica y Educación Física y Deportiva, Facultad de Medicina, Universidad de Malaga, 29071, Malaga, Spain.
Miguel Angel Barbancho-FernándezNeuronLab. Departamento Fisiología Humana, Histología Humana, Anatomía Patológica y Educación Física y Deportiva, Facultad de Medicina, Universidad de Malaga, 29071, Malaga, Spain.
Pedro Serrano-CastroInstituto de Investigación Biomédica de Málaga-IBIMA-Plataforma Bionand, Universidad de Malaga, 29071, Malaga, Spain.
Kjell FuxeDepartment of Neuroscience, Karolinska Institutet, Stockholm, Sweden.
Dasiel O Borroto-EscuelaNeuronLab. Departamento Fisiología Humana, Histología Humana, Anatomía Patológica y Educación Física y Deportiva, Facultad de Medicina, Universidad de Malaga, 29071, Malaga, Spain.
Natalia García-CasaresNeuronLab. Departamento Fisiología Humana, Histología Humana, Anatomía Patológica y Educación Física y Deportiva, Facultad de Medicina, Universidad de Malaga, 29071, Malaga, Spain.
Manuel NarváezNeuronLab. Departamento Fisiología Humana, Histología Humana, Anatomía Patológica y Educación Física y Deportiva, Facultad de Medicina, Universidad de Malaga, 29071, Malaga, Spain. mnarvaez@uma.es.
Universidad de Málaga · ESInstituto de Investigación Biomédica de Málaga · ESKarolinska Institutet · SE

Funding

Consejería de Economía, Innovación, Ciencia y Empleo, Junta de Andalucía UMA18-FEDERJA-100Hjärnfonden F02018-0286Hjärnfonden F02019-0296Medicinska Forskningsrådet 62X-00715-50-3Olle Engkvists Stiftelse to KFUniversidad de Málaga Funding for open access charge
6 · The paper itself

Abstract

backgroundSpatial memory deficits and reduced neuronal survival contribute to cognitive decline seen in the aging process. Current treatments are limited, emphasizing the need for innovative therapeutic strategies. This research explored the combined effects of intranasally co-administered galanin receptor 2 (GALR2) and neuropeptide Y1 receptor (NPY1R) agonists, recognized for their neural benefits, on spatial memory, neuronal survival, and differentiation in adult rats. After intranasal co-delivery of the GALR2 agonist M1145 and a NPY1R agonist to adult rats, spatial memory was tested with the object-in-place task 3 weeks later. We examined neuronal survival and differentiation by assessing BrdU-IR profiles and doublecortin (DCX) labeled cells, respectively. We also used the GALR2 antagonist M871 to confirm GALR2's crucial role in promoting cell growth.

resultsCo-administration improved spatial memory and increased the survival rate of mature neurons. The positive effect of GALR2 in cell proliferation was confirmed by the nullifying effects of its antagonist. The treatment boosted DCX-labeled newborn neurons and altered dendritic morphology, increasing cells with mature dendrites.

conclusionsOur results show that intranasal co-delivery of GALR2 and NPY1R agonists improves spatial memory, boosts neuronal survival, and influences neuronal differentiation in adult rats. The significant role of GALR2 is emphasized, suggesting new potential therapeutic strategies for cognitive decline.

Indexed as

Cognitive DysfunctionReceptor, Galanin, Type 2AnimalsCognitionGalaninNeurogenesisRatsReceptors, Neuropeptide YGalaninReceptor, Galanin, Type 2Receptors, Neuropeptide YCognitive enhancementGALR2 agonistsIntranasal administrationM1145Neurogenic enhancementNeuronal differentiationNeuronal survivalNPY1R agonistsSpatial memory performance

Identifiers

PMID38549164
PMCPMC10976774
OpenAlexW4393277920

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.