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Record W2376162284

Cloning and Sequence Analysis of Xylem Specific Promoters From Poplar

2009· article· en· W2376162284 on OpenAlexaboutno aff
Ke Du

Bibliographic record

VenueCanye kexue · 2009
Typearticle
Languageen
FieldBiochemistry, Genetics and Molecular Biology
TopicPlant Reproductive Biology
Canadian institutionsnot available
Fundersnot available
KeywordsXylemPromoterBiologyCloning (programming)BotanyGeneSequence analysisSequence (biology)GeneticsGene expression
DOInot available

Abstract

fetched live from OpenAlex

To obtain xylem specific promoters which can be used to control bole-boring pests,primers were designed according to PtCesA(Populus tremuloid Michx) gene sequence.Four promoter-containing fragments,namely MDCesAP,MXCesAP,JCesAP and YCesAP,were amplified from genomic sequences of triploid Chinese white poplar-93(Populus tomentosa Carr.-93),Canada poplar-1(Populus canadensis Moench.-1) and Italian poplar-214(Populus.canadensis cv.I-214),respectively.Sequence analysis revealed that their A+T content ranged from 60% to 75%,and they had TATA box,poly(A) signal and other promoter regulatory elements,suggesting that they are novel xylem-specific promoters.Moreover,the four fragments had low sequence identity with PtCesAP.

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: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.134
Threshold uncertainty score0.381

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 head0.015
GPT teacher head0.247
Teacher spread0.232 · 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 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
Published2009
Admission routes1
Has abstractyes

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