Evidence map›Paper›PMID 27444169›Full record

ArticleMetabolic brain disease2016

Timosaponin B-II ameliorates scopolamine-induced cognition deficits by attenuating acetylcholinesterase activity and brain oxidative damage in mice.

Xu Zhao, Chunmei Liu, Yu Qi, Lina Fang, Jie Luo, Kaishun Bi, Ying Jia

Abstract read
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Article in Metabolic brain disease, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
–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

20 citing papers in PubMed.

  1. Review
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  15. Study on the Mechanism of Sarsasapogenin in Treating Precocious Puberty by Regulating the HPG Axis.Evidence-based complementary and alternative medicine : eCAM · 2020
    Article
  16. Article
  17. Article
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  20. Amelioration of Scopolamine-Induced Learning and Memory Impairment byEvidence-based complementary and alternative medicine : eCAM · 2017
    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

7 authors.

Xu ZhaoSchool of Functional Food and Wine, Shenyang Pharmaceutical University, Wenhua Road 103, Shenyang, 110016, People's Republic of China.
Chunmei LiuSchool of Traditional Chinese Materia Medica, Shenyang Pharmaceutical University, Wenhua Road 103, Shenyang, 110016, China.
Yu QiSchool of Traditional Chinese Materia Medica, Shenyang Pharmaceutical University, Wenhua Road 103, Shenyang, 110016, China.
Lina FangSchool of Basic Medical Sciences, Shenyang Medical College, Huanghe North Street 146, Shenyang, 110034, China.
Jie LuoSchool of Traditional Chinese Materia Medica, Shenyang Pharmaceutical University, Wenhua Road 103, Shenyang, 110016, China.
Kaishun BiSchool of Pharmacy, Shenyang Pharmaceutical University, Wenhua Road 103, Shenyang, 110016, China.
Ying JiaSchool of Functional Food and Wine, Shenyang Pharmaceutical University, Wenhua Road 103, Shenyang, 110016, People's Republic of China. jiayingsyphu@126.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Timosaponin B-II (TB-II) is a main active saponin isolated from the rhizome of Anemarrhena asphodeloides Bge., which is widely used in traditional Chinese medicine. In this study, the effect of TB-II on learning and memory was investigated in a scopolamine-induced mouse model of Alzheimer's disease. The results of behavioral tests indicated that TB-II significantly increased the spontaneous alternation in the Y-maze test, and reversed the shortening of step-through latency induced by scopolamine in the passive avoidance test, showing protective effects on short-term and working memory. In the Morris water maze test, TB-II reduced the escape latency time in the training trial, and increased the swimming time in the target quadrant in the probe trial. Biochemical data demonstrated that TB-II significantly inhibited acetylcholinesterase (AChE) activity in the cerebral cortex and hippocampus of mice. Moreover, TB-II markably attenuated the reduction in glutathione peroxidase (GSH-Px) and superoxide dismutase (SOD) activities, and decreased malondialdehyde (MDA) levels, which are key biomarkers of brain oxidative stress. These results indicated that TB-II offers protection against scopolamine-induced deficits in learning and memory, possibly by inhibiting AChE and preventing oxidative stress damage. The findings suggested that TB-II has a potential therapeutic effect on cognitive and behavioral impairment.

Indexed as

AcetylcholinesteraseAnemarrhenaAnimalsBrainCholinesterase InhibitorsCognition DisordersMaleMaze LearningMiceOxidative StressPlant ExtractsPlant RootsSaponinsScopolamineSteroidsAcetylcholinesteraseCholinesterase InhibitorsPlant ExtractsSaponinsScopolamineSteroidstimosaponin B-IIAcetylcholinesteraseAlzheimer’s diseaseLearning and memoryOxidative stressTimosaponin B-II

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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.