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Record W2169504483 · doi:10.5539/jas.v4n8p222

Study Regarding the in Vitro Regeneration and Use Perspectives in Some Valeriana officinalis L. Genotypes

2012· article· en· W2169504483 on OpenAlexvenueno aff
D. Camen, C. Beinşan, R. Şumălan

Bibliographic record

VenueJournal of Agricultural Science · 2012
Typearticle
Languageen
FieldMedicine
TopicMedicinal Plant Extracts Effects
Canadian institutionsnot available
Fundersnot available
KeywordsOfficinalisCallusExplant cultureBotanyMurashige and Skoog mediumBiologyHorticultureInoculationTissue cultureIn vitro

Abstract

fetched live from OpenAlex

The purpose of the researchers was to evaluate the regeneration possibilities of the species Valeriana officinalis L. from the point of view of “in vitro” cultivation of the species, as well as the influence of genotypes and of the culture environment on the “in vitro” reaction of the species. The biological material used in the process of research was made up of cultivated and spontaneous forms of Valeriana officinalis L. present in the collection of the University of Agricultural Science and Veterinary Medicine in Cluj-Napoca, Romania. The studied genotypes were: Valeriana officinalis, Volgensis, Sambucifolia, Collina, Rossica, Magurele 100, Moscova 835 with different geographical provenience. For the “in vitro” culture of Valeriana officinalis L. explants stemming from 2-4 week-old plants were used. The explants were formed of fragments of stem measuring 0.2-0.5 cm and leaf fragments 0.4-0.6 cm in length and 0.3-0.5 cm wide. The results obtained were different, according to the hormone balance: callus or direct risogenesis from the inoculated explants. Also we tested the regenerative possibilities from cell suspension from callus and roots with future possibilities for volatile oils extraction from in vitro suspension. The culture environment used was Murashige-Skoog, 1962, with different hormonal variations as follows: V0 – Mt. Murashige-Skoog culture media; V1 – 10 mg/L naftalen acetic acid (NAA) and 0.1 mg/L benzyl amino purine (BAP); V2 – 1 mg/L NAA and 1mg/L BAP; V3 – 0.1 mg/L NAA and 1mg/L BAP.

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 machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.001
Threshold uncertainty score0.003

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.001
Bibliometrics0.0010.000
Science and technology studies0.0000.000
Scholarly communication0.0010.000
Open science0.0000.000
Research integrity0.0000.001
Insufficient payload (model declined to judge)0.0010.000

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 head0.289
Teacher spread0.258 · 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 source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designBench or experimental
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
Published2012
Admission routes1
Has abstractyes

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