Immunostaining of intact C. elegans using polyacrylamide embedding.

Antibody Cell Biology Developmental biology Microscopy Model Organisms Molecular Biology

Journal

STAR protocols
ISSN: 2666-1667
Titre abrégé: STAR Protoc
Pays: United States
ID NLM: 101769501

Informations de publication

Date de publication:
17 03 2023
Historique:
received: 05 09 2022
revised: 31 10 2022
accepted: 01 12 2022
medline: 23 10 2023
pubmed: 2 3 2023
entrez: 1 3 2023
Statut: ppublish

Résumé

A major barrier to immunostaining Caenorhabditis elegans is the permeabilization of the worm's cuticle without distorting or damaging its body. We present here a gel-based immobilization protocol for fixed worms coupled with chemical and enzymatic permeabilization. The permeabilization is followed by antibody staining and fluorescent imaging. This protocol can be modified for different fixatives, permeabilizing reagents, or molecular readouts. Unlike previous immunostaining approaches, such as freeze cracking or dissection, this protocol enables immunostaining across the whole body of a well-preserved C. elegans.

Identifiants

pubmed: 36856764
pii: S2666-1667(22)00836-X
doi: 10.1016/j.xpro.2022.101956
pmc: PMC9929481
pii:
doi:

Substances chimiques

polyacrylamide 9003-05-8
Acrylic Resins 0
Fixatives 0
Antibodies 0

Types de publication

Journal Article Research Support, N.I.H., Extramural Research Support, Non-U.S. Gov't

Langues

eng

Sous-ensembles de citation

IM

Pagination

101956

Informations de copyright

Copyright © 2022 The Authors. Published by Elsevier Inc. All rights reserved.

Déclaration de conflit d'intérêts

Declaration of interests The authors declare no competing interests.

Auteurs

Abbas Ghaddar (A)

University of Virginia, Department of Biology, Charlottesville, VA 22903, USA. Electronic address: ag2eu@virginia.edu.

Wenfan Ke (W)

University of Virginia, Department of Biology, Charlottesville, VA 22903, USA.

Eyleen J O'Rourke (EJ)

University of Virginia, Department of Biology, Charlottesville, VA 22903, USA; University of Virginia School of Medicine, Department of Cell Biology, Charlottesville, VA 22903, USA; Robert M. Berne Cardiovascular Research Center, School of Medicine, University of Virginia, Charlottesville, VA 22903, USA. Electronic address: ejorourke@virginia.edu.

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Classifications MeSH