Biochemical changes associated with H. pylori infection in humans
Bibliographic record
Abstract
Since its first isolation, H. pylori, a Gram-negative flagellated bacterium, has been the subject of intensive research because of its widespread dissemination and associations with several disorders. The bacterium is proven to be a causative factor for a number of gastric diseases, such as gastritis, gastric adenocarcinoma, and MALT-lymphoma. While H. pylori infection has been reported to be linked to several extra-gastric diseases, this study investigated extra-gastric manifestation of H. pylori using specific biomarkers in humans. The GERDs questionnaire was used to randomly chose 150 (one hundred and fifty) participants, of which 75 (seventy five) were found to be H. pylori positive and another 75 (seventy five) were chosen as negative controls. Samples were gathered, and biochemical characteristics were examined. The study revealed a significant (p<0.05) reduction in the levels of oxidative stress markers, glutathione peroxidase (GPX), vitamin C (vit C) and no significant difference was observed in malondialdehyde (MDA) and Total iron concentrations, although with a mean increase and reduction respectively. For the lipid profile biomarker results were statistically (p<0.05) significant for triglyceride (TG) and low density lipoprotein(LDLc) while no significant difference was observed in total cholesterol (TC) and high density lipoprotein (HDLc). Kidney function assessment revealed a statistical (p > 0.05) no significant different with sodium (Na+), potassium (K+), chloride (Cl-) and bicarbonate (HCO2-) concentrations while there was a significant difference in urea and creatinine concentrations when compared with the control subjects. In the liver function parameters, a statistical (p<0.05) significant difference was observed with the aminotransferases (ALT, AST, ALP) and conjugated bilirubin while total bilirubin had a no significant difference when compared with the control subjects. A correlation coefficient analysis of parameter in H. pylori positive subjects were significantly adjusted (p<0.05) for TG, total cholesterol, aminotransferases and bilirubin. The aim of the study was to investigate the biochemical changes of H. pylori infection in humans using specific biomarkers.
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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 | 0.001 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 0.001 |
| 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".