Mutagenesis of Novel Clostridial fusants for Enhanced Green Biobutanol Production from Agriculture Waste
Bibliographic record
Abstract
In an earlier investigation, novel Clostridial fusants were introduced and demonstrated an ability to produce biobutanol at the relatively high temperature of 45 °C. The objective of the present study is to further improve the fused strains through examining the impact of mutation agents on their stability, tolerance to biobutanol toxicity and biofuel production capability. The results for the mutated strains showed enhanced resistance to biobutanol by the fused strains and better biobutanol generation by cells. Furthermore, the results showed high biobutanol production (14.7–15 g/L), with a total Acetone, Biobutanol and Ethanol (ABE) yield of 0.6 g/g. Moreover, mutated strains showed tolerance to biobutanol toxicity up to 15 g/L, which is equivalent to a ~15% increase over literature values. The oxygen tolerance study showed improved performance by the mutated anaerobic fusant. In general, the mutation of fused clostridium strains using UV and EMS leads to the identification of stronger robust strains that show higher tolerance to oxygen and biobutanol toxicity and achieved higher yield.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot 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.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.001 | 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) | 0.001 | 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 source (direct Gemma or distilled Codex), 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".