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Record W4417104126 · doi:10.1002/brb3.71124

Preventing Neurons and Glial Cells Destruction in Substantia Nigra Pars Compacta and Striatum Using St. John's Wort and Stem Cells on Parkinson's Model

2025· article· en· W4417104126 on OpenAlexaboutno aff
Hamed Farzadmanesh, Hamidreza Sameni, Ali Ghanbari, Abbas Ali Vafaei, Ali Khaleghian, Majid Mirmohammadkhani, Laya Ghahari, Afsaneh Shokri, Manouchehr Safari

Bibliographic record

VenueBrain and Behavior · 2025
Typearticle
Languageen
FieldAgricultural and Biological Sciences
TopicPlant and Biological Electrophysiology Studies
Canadian institutionsnot available
FundersSemnan University of Medical Sciences and Health Services
KeywordsSubstantia nigraPars compactaDopaminergicNeuroprotectionStriatumStem cellNeural stem cell

Abstract

fetched live from OpenAlex

STUDY OBJECTIVE: St. John's wort (Hypericum perforatum) has been used for centuries as a medicinal plant to remedy external disorders such as burns and wounds, as well as internal disorders such as nerve pain, anxiety, and depression. Bone marrow mesenchymal stem cells (BMSCs) are a heterogeneous population of pluripotent stromal cells that can differentiate into a variety of cell types. The aim of the study was to individually and combinationally investigate the effect of whole extract and stem cells on Parkinson's disease. Furthermore, using a new method for stem cells transplantation to enhance cell integration into substantia nigra pars compacta (SNC) and striatum. METHODS: ) mesenchymal stem cells through cisterna magna, either individually or in combination. RESULTS: Histological evaluations revealed that there has been a sharp rise in neurons in both ventral and dorsal striatum in the pretreatment plus cell group (p < 0.001). Regarding neurons in SNC area, quantitative investigations via Nissl and immunohistochemistry staining showed significant differences between the lesion group and groups receiving pretreatment, treatment plus cells, and pretreatment plus cells (p < 0.001). According to evidence, there are some communications between St. John's wort and stem cells that have led to navigate stem cells to immigrate and deploy within striatum. CONCLUSION: The study found that both H. perforatum extract and BMSCs can help preserve dopaminergic neurons and glial cells during which combination therapy demonstrates synergy as an indicator. St. John's is a natural preserver and appears to function as a neuroprotective agent and facilitate the navigation and integration of stem cells; consequently, it keeps surviving both neurons and glial cells against pathogens and destructive environmental factors and has a potential to help us and Parkinson's patients.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.915
Threshold uncertainty score0.284

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.031
GPT teacher head0.240
Teacher spread0.209 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations1
Published2025
Admission routes1
Has abstractyes

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