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AN INVESTIGATION ON CALLUS FORMATION STAGES IN ST. JOHN'S WORT,HYPERICUM PERFORATUM L., IN CULTURE MEDIUM

2021· article· en· W3152802713 on OpenAlexaboutno aff
Hassan Zahmatkesh, ElhamAzizi, M Jaafarkhani Kermani, Rahele Rahbarian

Bibliographic record

VenuePLANT ARCHIVES · 2021
Typearticle
Languageen
FieldAgricultural and Biological Sciences
TopicNatural Compound Pharmacology Studies
Canadian institutionsnot available
FundersPayame Noor University
KeywordsHypericum perforatumCallusBotanyHypericinTissue cultureHypericumTraditional medicineBiologyMedicineIn vitroPharmacologyBiochemistry

Abstract

fetched live from OpenAlex

St. John's wort is a valuable medicinal plant that has been used for more than 2000 years and is known globally as one of the best medicines in the context of neurological diseases and skin health. As the leading sciences worldwide, plant tissue culture and micropropagation by genetic engineering methods are important indicators of agricultural biotechnology. The fact that undifferentiated plant cells can potentiallyturn into a complete plant can lead to the conclusion that a new gateway has been opened for biologists. As such, it considerably accelerates the time for the implementation of breeding programs in comparison to traditional plant breeding methods and allows inter-genera crosses in plants. In addition, other basic applications of tissue culture by plant microsamples include maintenance of genetic reserves, production of virus-free plants, and paying economic and practical attention to the production of haploid plants. The present research briefly investigates on callus formation stages of St. John's wort in culture medium (MS).

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 score0.807
Threshold uncertainty score0.331

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 head0.029
GPT teacher head0.247
Teacher spread0.218 · 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

Citations0
Published2021
Admission routes1
Has abstractyes

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Same venuePLANT ARCHIVESSame topicNatural Compound Pharmacology StudiesFrench-language works237,207