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Downstream of mTOR: Translational Control of Cancer

2009· book-chapter· en· W38585256 on OpenAlexaff
Ryan J.O. Dowling, Nahum Sonenberg

Bibliographic record

VenueHumana Press eBooks · 2009
Typebook-chapter
Languageen
FieldBiochemistry, Genetics and Molecular Biology
TopicPI3K/AKT/mTOR signaling in cancer
Canadian institutionsMcGill University Health Centre
Fundersnot available
KeywordsPI3K/AKT/mTOR pathwayRPTORPTENTranslation (biology)Cell biologyPhosphorylationRegulatorProtein kinase BBiologyKinaseCarcinogenesisTranslational regulationRibosomal protein s6TSC1Messenger RNASignal transductionCancerP70-S6 Kinase 1GeneGenetics

Abstract

fetched live from OpenAlex

mTOR is a key regulator of a number of critical cellular processes including growth, proliferation, cytoskeletal organization, and differentiation. mTOR mediates its effects on these processes by regulating mRNA translation initiation via phosphorylation of its major downstream targets: the 4E binding proteins (4E-BPs) and the ribosomal protein S6 kinases. Dysregulation of mTOR signalling leads to increased cellular growth and proliferation and is implicated in a number of human cancers. In particular, increased mTOR signalling is associated with human cancers that are characterized by loss or mutations in tumour suppressors such as LKB1, PTEN, and TSC1/2, which are responsible for suppressing the PI3K/AKT pathway. The regulation of mRNA translation by mTOR will be the focus of this chapter. In particular, the role of the translational machinery downstream of mTOR in oncogenesis will be discussed.

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 machine prediction

Teacher imitation

Not 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.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: none
GenreCandidate signal: Review · Consensus signal: none
Teacher disagreement score0.019
Threshold uncertainty score0.064

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0000.000
Scholarly communication0.0010.001
Open science0.0010.001
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0190.019

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 head0.029
GPT teacher head0.276
Teacher spread0.248 · 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 source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designBench or experimental
Domainnot available
GenreReview

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

Citations1
Published2009
Admission routes1
Has abstractyes

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