Evidence map›Paper›PMID 36432439›Full record

ArticleNutrients2022

Isoflavone-Enriched Soybean Leaves (Glycine Max) Alleviate Cognitive Impairment Induced by Ovariectomy and Modulate PI3K/Akt Signaling in the Hippocampus of C57BL6 Mice.

Dae Young Yoo, Soonwoong Jung, Jae Soon Kang, Ji Hyeong Baek, Ki Hun Park, Dong Hoon Lee, Sang Soo Kang, Hyun Joon Kim

Open access · goldAbstract read
In one paragraph

Article in Nutrients, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
2.1field-weighted citation impact, top 12% 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

8 citing papers in PubMed, 15 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

8 authors at 1 institution in 1 country.

Dae Young YooDepartment of Anatomy and Convergence Medical Science, College of Medicine, Gyeongsang National University, Jinju 52727, Korea.ORCID 0000-0002-0278-2291
Soonwoong JungDepartment of Anatomy and Convergence Medical Science, College of Medicine, Gyeongsang National University, Jinju 52727, Korea.ORCID 0000-0003-4865-9675
Jae Soon KangDepartment of Anatomy and Convergence Medical Science, College of Medicine, Gyeongsang National University, Jinju 52727, Korea.
Ji Hyeong BaekDepartment of Anatomy and Convergence Medical Science, College of Medicine, Gyeongsang National University, Jinju 52727, Korea.
Ki Hun ParkDivision of Applied Life Science (BK21 Plus), IALS, Gyeongsang National University, Jinju 52828, Korea.
Dong Hoon LeeDepartment of Anatomy and Convergence Medical Science, College of Medicine, Gyeongsang National University, Jinju 52727, Korea.
Sang Soo KangDepartment of Anatomy and Convergence Medical Science, College of Medicine, Gyeongsang National University, Jinju 52727, Korea.ORCID 0000-0001-9424-2067
Hyun Joon KimDepartment of Anatomy and Convergence Medical Science, College of Medicine, Gyeongsang National University, Jinju 52727, Korea.ORCID 0000-0003-4159-3888
Gyeongsang National University · KR

Funding

National Research Foundation of Korea NRF-2020M3A9I3038561National Research Foundation of Korea NRF-2021R1C1C1012123National Research Foundation of Korea NRF-2022R1A2C1005296
6 · The paper itself

Abstract

(1) Background: The estrogen decline during perimenopause can induce various disorders, including cognitive impairment. Phytoestrogens, such as isoflavones, lignans, and coumestans, have been tried as a popular alternative to avoid the side effects of conventional hormone replacement therapy, but their exact mechanisms and risk are not fully elucidated. In this study, we investigated the effects of isoflavone-enriched soybean leaves (IESLs) on the cognitive impairment induced by ovariectomy in female mice. (2) Methods: Ovariectomy was performed at 9 weeks of age to mimic menopausal women, and the behavior tests for cognition were conducted 15 weeks after the first administration. IESLs were administered for 18 weeks. (3) Results: The present study showed the effects of IESLs on the cognitive function in the OVX (ovariectomized) mice. Ovariectomy markedly increased the body weight and fat accumulation in the liver and perirenal fat, but IESL treatment significantly inhibited them. In the behavioral tests, ovariectomy impaired cognitive functions, but administration of IESLs restored it. In addition, in the OVX mice, administration of IESLs restored decreased estrogen receptor (ER) β and PI3K/Akt expression in the hippocampus. (4) Conclusions: The positive effects of IESLs on cognitive functions may be closely related to the ER-mediated PI3/Akt signaling pathway in the hippocampus.

Indexed as

Cognitive DysfunctionGlycine maxIsoflavonesOvariectomyPhytotherapyAnimalsEstrogensFemaleHippocampusHumansMiceMice, Inbred C57BLPhosphatidylinositol 3-KinasesPlant LeavesProto-Oncogene Proteins c-aktSignal TransductionEstrogensIsoflavonesPhosphatidylinositol 3-KinasesProto-Oncogene Proteins c-aktcognitionisoflavonemenopauseovariectomyphytoestrogen

Identifiers

PMID36432439
PMCPMC9697522
OpenAlexW4308694183

What OpenQuestion holds

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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.