Evidence map›Paper›PMID 9687520›Full record

ArticleThe Journal of experimental medicine1998

Lyn, Jak2, and Raf-1 kinases are critical for the antiapoptotic effect of interleukin 5, whereas only Raf-1 kinase is essential for eosinophil activation and degranulation.

K Pazdrak, B Olszewska-Pazdrak, S Stafford, R P Garofalo, R Alam

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of experimental medicine, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed, 1 pooled it
13.4field-weighted citation impact, top 1% of its field
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

44 citing papers in PubMed, 1 synthesis or guideline pooled it, 159 citations in OpenAlex.

  1. A Comprehensive Review of Kimura Disease.Head and neck pathology · 2025
    Pooled it
  2. Review
  3. Article
  4. Review
  5. Article
  6. Article
  7. Taking a Breather: Advances in Interleukin 5 Inhibition for Asthma Relief.International journal of molecular sciences · 2022
    Review
  8. Reparative and Maladaptive Inflammation in Tendon Healing.Frontiers in bioengineering and biotechnology · 2021
    Review
  9. Review
  10. Review
  11. Review
  12. Review
  13. Article
  14. Article
  15. Article
  16. Review
  17. Article
  18. The Peripheral Blood Eosinophil Proteome.Journal of proteome research · 2016
    Article
  19. Role of biologics in severe eosinophilic asthma - focus on reslizumab.Therapeutics and clinical risk management · 2016
    Review
  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

5 authors at 1 institution in 1 country.

K PazdrakDepartment of Internal Medicine, Allergy and Immunology Division, The University of Texas Medical Branch, Galveston, Texas 77555-0762, USA.
B Olszewska-Pazdrak
S Stafford
R P Garofalo
R Alam
The University of Texas Medical Branch at Galveston · US

Funding

PHS HHS R01 15939PHS HHS R01 35713
6 · The paper itself

Abstract

Interleukin (IL)-5 has been shown to activate many signaling molecules in eosinophils, but their functional relevance remains unknown. We have examined the functional relevance of Lyn, Jak2, and Raf-1 kinases in eosinophil survival, upregulation of adhesion molecules and degranulation. To this goal we used Lyn and Raf-1 antisense (AS) oligodeoxynucleotides (ODN) to inhibit the expression of these proteins and tyrphostin AG490 to specifically block the activation of Jak2. We have demonstrated that all three kinases are important for IL-5- induced suppression of eosinophil apoptosis. However, Lyn and Jak2 tyrosine kinases are not important for the upregulation of CD11b and the secretion of eosinophil cationic protein. In contrast, Raf-1 kinase is critical for both these functions. This is the first identification of specific signaling molecules responsible for three important functions of eosinophils. We have established a central role for Raf-1 kinase in regulating eosinophil survival, expression of beta2 integrins and degranulation. Further, there appears to be a dissociation between two receptor-associated tyrosine kinases, i.e., Lyn and Jak2, and the activation of Raf-1 kinase. The delineation of the functional relevance of signaling molecules will help design therapeutic approaches targeting specific eosinophil function.

Indexed as

ApoptosisCell DegranulationProto-Oncogene ProteinsRibonucleasesTyrphostinsBlood ProteinsCell SurvivalEnzyme InhibitorsEosinophil Granule ProteinsEosinophilsHumansInterleukin-5Janus Kinase 2Macrophage-1 AntigenMitogensNitrilesalpha-cyano-(3,4-dihydroxy)-N-benzylcinnamideBlood ProteinsEnzyme InhibitorsEosinophil Granule ProteinsInterleukin-5JAK2 protein, humanJanus Kinase 2lyn protein-tyrosine kinaseMacrophage-1 AntigenMitogensNitrilesOligonucleotides, AntisenseProtein-Tyrosine KinasesProto-Oncogene ProteinsProto-Oncogene Proteins c-rafRibonucleasessrc-Family KinasesTyrphostins

Identifiers

PMID9687520
PMCPMC2212466
OpenAlexW2166312785

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-SA
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.