Evidence map›Paper›PMID 25211515›Full record

ArticleNature protocols2014

Pre-embedding immunogold labeling to optimize protein localization at subcellular compartments and membrane microdomains of leukocytes.

Rossana C N Melo, Ellen Morgan, Rita Monahan-Earley, Ann M Dvorak, Peter F Weller

Open access · bronzeAbstract read
In one paragraph

Article in Nature protocols, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
3.6field-weighted citation impact, top 7% 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

42 citing papers in PubMed, 75 citations in OpenAlex.

  1. Article
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  9. Nanoscale advances · 2023
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  13. Review
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  20. Detection of LC3-Associated Phagocytosis (LAP).Current protocols in cell biology · 2020
    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 2 institutions in 2 countries.

Rossana C N Melo1] Laboratory of Cellular Biology, Department of Biology, Federal University of Juiz de Fora, Juiz de Fora, Minas Gerais, Brazil. [2] Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Ellen MorganDepartment of Pathology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Rita Monahan-EarleyDepartment of Pathology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Ann M DvorakDepartment of Pathology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Peter F WellerDepartment of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Beth Israel Deaconess Medical Center · USHarvard University · US

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 R01 AI020241NIAID NIH HHS R01 AI022571NIAID NIH HHS R01AI022571NIAID NIH HHS R01 AI051645NIAID NIH HHS R37 AI020241NIAID NIH HHS R37AI020241
6 · The paper itself

Abstract

Precise immunolocalization of proteins within a cell is central to understanding cell processes and functions such as intracellular trafficking and secretion of molecules during immune responses. Here we describe a protocol for ultrastructural detection of proteins in leukocytes. The method uses a pre-embedding approach (immunolabeling before standard processing for transmission electron microscopy (TEM)). This protocol combines several strategies for ultrastructure and antigen preservation, robust blocking of nonspecific binding sites, as well as superior antibody penetration for detecting molecules at subcellular compartments and membrane microdomains. A further advantage of this technique is that electron microscopy (EM) processing is quick. This method has been used to study leukocyte biology, and it has helped demonstrate how activated leukocytes deliver specific cargos. It may also potentially be applied to a variety of different cell types. Excluding the initial time required for sample preparation (15 h) and the final resin polymerization step (16 h), the protocol (immunolabeling and EM procedures) can be completed in 8 h.

Indexed as

Cell CompartmentationHumansImmunohistochemistryLeukocytesMembrane MicrodomainsMicroscopy, ElectronProteinsTissue EmbeddingProteins

Identifiers

PMID25211515
PMCPMC4204927
OpenAlexW2040666669

What OpenQuestion holds

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LicenceTDM
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.