The Effects of Altered Carbohydrate Metabolism on Plant Growth and Cellulose Biosynthesis
Bibliographic record
Abstract
Directed manipulation of the wood chemistry of trees could have huge impacts on both the environmental and economic aspects of wood processing, and more specifically, the pulp and paper industry. The goals of this research were to elucidate the effects of over-expressing genes involved in sucrose metabolism on plant growth and cellulose content (carbohydrate allocation), including: sucrose synthase (SuSy), sucrose phosphate synthase (SPS), invertase and UDP-glucose pyrophosphorylase (UGPase). It has previously been shown that SUSY converts sucrose directly into UDPG and fructose; SPS synthesizes sucrose phosphate from fructose-6-phophate and UDP-glucose; invertase catalyzes the breakdown of sucrose to glucose and fructose; and UGPase produces UDP-glucose from UTP and glucose-1-phosphate. Plants were transformed with each gene independently under the regulatory control of two different promoters: the over-expressing constitutive 2 35S promoter and the vascular (xylem) specific 4CL promoter. This research demonstrates altered carbon partitioning by over-expression these key genes which influences carbohydrate metabolism and consequently, fibre development and yield.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot 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.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.001 | 0.001 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
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.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
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".