A conserved malaria parasite protein required for maintenance of sporozoite cell shape and transmission
Bibliographic record
Abstract
Malaria parasites are transmitted by mosquitoes and a substantial part of the parasite's complex life cycle takes place inside the insect. Parasite transmission starts with the uptake of parasite stages called gametocytes from the vertebrate host with the blood meal of a female vector mosquito, completing several weeks later with the injection of parasite stages called sporozoites into the vertebrate host by mosquito bite. The sporozoites form in their thousands inside ookinete-derived oocysts situated on the abluminal side of the mosquito midgut epithelium by a process of cell division known as sporogony. After their formation, sporozoites egress from the oocyst into the haemolymph, invade the salivary glands and mature to become infective to the vertebrate. This MicroCommentary reviews recent reports describing a conserved plasma membrane-associated protein of Plasmodium berghei, PBANKA_1422900, and its role in maintaining the shape and structural integrity of sporozoites in salivary glands and during inoculation into the vertebrate host. Combined results from three separate studies provide mechanistic insights into how this protein achieves structural maintenance of the sporozoite, and how in turn this promotes the sporozoite's ability to overcome several physical obstacles and allow it to establish infection in the vertebrate.
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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) | 0.000 | 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) | 0.001 | 0.001 |
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".