Evidence map›Paper›PMID 19328806›Full record

ArticleJournal of immunological methods2009

Subcellular fractionation of human eosinophils: isolation of functional specific granules on isoosmotic density gradients.

Josiane S Neves, Sandra A C Perez, Lisa A Spencer, Rossana C N Melo, Peter F Weller

Abstract read
In one paragraph

Article in Journal of immunological methods, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 citing papers in PubMed.

  1. Biological effects of leukotriene E4 on eosinophils.Prostaglandins, leukotrienes, and essential fatty acids · 2014
    Trial
  2. Neutral Buoyancy as a Simple Approach to Simulated Microgravity.Tissue engineering and regenerative medicine · 2026
    Article
  3. Review
  4. Article
  5. Review
  6. Eosinophilia in cancer and its regulation by sex hormones.Trends in endocrinology and metabolism: TEM · 2023
    Review
  7. Support of bone mineral deposition by regulation of pH.American journal of physiology. Cell physiology · 2018
    Article
  8. Functions of tissue-resident eosinophils.Nature reviews. Immunology · 2017
    Review
  9. Review
  10. Article
  11. Article
  12. Review
  13. Review
  14. Article
  15. Review
  16. CCL11 elicits secretion of RNases from mouse eosinophils and their cell-free granules.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2012
    Article
  17. MHC Class II and CD9 in human eosinophils localize to detergent-resistant membrane microdomains.American journal of respiratory cell and molecular biology · 2012
    Article
  18. Article
  19. Article
  20. Review
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.

Josiane S NevesDepartment of Medicine, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston, MA 02215, USA.
Sandra A C Perez
Lisa A Spencer
Rossana C N Melo
Peter F Weller

Funding

CYTOPLASMIC LIPID BODIES OF INFLAMMATORY CELLSR01AI022571 · NIAID · BETH ISRAEL DEACONESS MEDICAL CENTER · PI WELLER, PETER F · 1985 to 2013
$4.5M
Human Eosinophils: Mechanisms of FunctioningR37AI020241 · NIAID · BETH ISRAEL DEACONESS MEDICAL CENTER · PI WELLER, PETER F · 2010 to 2019
$4.5M
Airways Eosinophils as Antigen-presenting Cells in AsthmaR01AI051645 · NIAID · BETH ISRAEL DEACONESS MEDICAL CENTER · PI WELLER, PETER F · 2001 to 2011
$3.8M
HUMAN EOSINOPHILS: MECHANISMS OF FUNCTIONINGR01AI020241 · NIAID · BETH ISRAEL DEACONESS MEDICAL CENTER · PI WELLER, PETER F · 1985 to 2009
$3.5M
NIAID NIH HHS AI020241NIAID NIH HHS AI022571NIAID NIH HHS AI051645NIAID NIH HHS R01 AI020241NIAID NIH HHS R01 AI022571NIAID NIH HHS R01 AI051645NIAID NIH HHS R37 AI020241
6 · The paper itself

Abstract

Subcellular fractionation has been an important tool in investigating human eosinophil structure and function, including localizing of cytokine/chemokines within granules, investigating granule protein translocation and intracellular transport during eosinophil secretion, and studying secretory mechanisms of granules. The resolution of organelles obtained by subcellular fractionation was improved considerably after the introduction of nonionic iodinated density-gradient metrizamide and Nycodenz media that, unlike sucrose, exhibit relatively low tonicity throughout the gradient. However, the structure and membrane preservation of isolated organelles were still compromised due to the lack of gradient isoosmolarity. This paper describes a detailed protocol of subcellular fractionation of nitrogen cavitated eosinophils on an isoosmotic iodinated density gradient (iodixanol - OptiPrep) and the isolation of well preserved and functional membrane-bound specific granules.

Indexed as

Antigens, CDBlood ProteinsCell FractionationCentrifugation, Density GradientCytoplasmic GranulesEosinophil Major Basic ProteinEosinophilsHumansMicroscopy, Electron, TransmissionPlatelet Membrane GlycoproteinsProteoglycansSubcellular FractionsTetraspanin 30Triiodobenzoic AcidsAntigens, CDBlood ProteinsCD63 protein, humanEosinophil Major Basic ProteiniodixanolPlatelet Membrane GlycoproteinsPRG2 protein, humanProteoglycansTetraspanin 30Triiodobenzoic Acids

Identifiers

PMID19328806
PMCPMC2678970

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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.