Evidence map›Paper›PMID 17070835›Full record

ArticleJournal of insect physiology2007

The tryptophan oxidation pathway in mosquitoes with emphasis on xanthurenic acid biosynthesis.

Qian Han, Brenda T Beerntsen, Jianyong Li

Abstract read
In one paragraph

Article in Journal of insect physiology, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

37 citing papers in PubMed.

  1. Discovery of functional compounds from dimorphic edibleSynthetic and systems biotechnology · 2026
    Article
  2. Article
  3. Decoding bioluminescence in Keroplatinae: computational insights from inverse virtual screening and the transcriptome of Orfelia fultoni.Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology · 2025
    Article
  4. Article
  5. Article
  6. Exploring the Larvicidal and Adulticidal Activity againstMolecules (Basel, Switzerland) · 2024
    Article
  7. Article
  8. Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Species Differences in Tryptophan Metabolism and Disposition.International journal of tryptophan research : IJTR · 2022
    Review
  16. Article
  17. Article
  18. Article
  19. Article
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Qian HanDepartment of Biochemistry, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061, USA.
Brenda T Beerntsen
Jianyong Li

Funding

TRYPTOPHAN METABOLISM IN MOSQUITOESR01AI044399 · NIAID · VIRGINIA POLYTECHNIC INST AND ST UNIV · PI LI, JIANYONG · 1999 to 2007
$1.9M
NIAID NIH HHS AI 44399NIAID NIH HHS R01 AI044399
6 · The paper itself

Abstract

Oxidation of tryptophan to kynurenine and 3-hydroxykynurenine (3-HK) is the major catabolic pathway in mosquitoes. However, 3-HK is oxidized easily under physiological conditions, resulting in the production of reactive radical species. To overcome this problem, mosquitoes have developed an efficient mechanism to prevent 3-HK from accumulating by converting this chemically reactive compound to the chemically stable xanthurenic acid. Interestingly, 3-HK is a precursor for the production of compound eye pigments during the pupal and early adult stages; consequently, mosquitoes need to preserve and transport 3-HK for compound eye pigmentation in pupae and adults. This review summarizes the tryptophan oxidation pathway, compares and contrasts the mosquito tryptophan oxidation pathway with other model species, and discusses possible driving forces leading to the functional adaptation and evolution of enzymes involved in the mosquito tryptophan oxidation pathway.

Indexed as

Evolution, MolecularAlanine TransaminaseAnimalsCloning, MolecularCluster AnalysisComputational BiologyCulicidaeKynurenineKynurenine 3-MonooxygenaseMolecular StructureOxidation-ReductionPhylogenyTransaminasesTryptophanTryptophan OxygenaseXanthurenatesAlanine TransaminaseKynurenineKynurenine 3-Monooxygenasekynurenine-oxoglutarate transaminaseTransaminasesTryptophanTryptophan OxygenaseXanthurenatesxanthurenic acid

Identifiers

PMID17070835
PMCPMC2577175

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.