C. elegans Dissecção blastomere: um método para remover a casca de ovo e dissociar células embrionárias

Published: April 30, 2023

Abstract

Fonte: Hsu, C. R., et al. In Vitro Reconstituição de Padrões de Contato Celular Espacial com Caenorhabditis isolado elegans Embryo Blastomeres e Contas de Poliestireno Adesivo. J. Vis. Exp. (2019). 

Este vídeo introduz um método de isolar C. elegans blastomeres de embriões primitivos.  As células resultantes são adequadas para cultura celular ou experimentos ex vivo.

Protocol

Este protocolo é um trecho de Hsu et al,   In Vitro Reconstituição de Padrões de Contato Celular Espacial com Caenorhabditis Isolado elegans Embryo Blastomeres e Contas de Poliestireno Adesivo, J. Vis. Exp. (2019). Isolamento do blastomere de embrião Use luvas e jaleco para evitar corte e contato com a solução de bran…

Materials

Aspirator Tube Assembly Drummond 21-180-13 For the blastomere isolation.
Caenorhabditis elegans strain: N2, wild-type Caenorhabditis Genetics Center N2 Strain used in this study
Caenorhabditis elegans strain: KSG5, genotype: zuIs45; itIs37 in house KSG5 Strain used in this study
Calibrated Mircopipets, 10 µL Drummond 21-180-13 For the blastomere isolation
CD Lipid Concentrate Life Technologies 11905031 For the blastomere isolation. Work in the tissue culture hood.
Clorox Clorox N. A. For the blastomere isolation. Open a new bottle when the hypochlorite treatment does not work well.
Coverslip holder In house N.A. For the blastomere isolation.
Dissecting microscope: Zeiss Stemi 508 with M stand. Source of light is built-in LED. Magnification of eye piece is 10X. Carl Zeiss Stemi 508 For the blastomere isolation.
Fetal Bovine Serum, Qualified One Shot, Canada origin Gibco A3160701 For the blastomere isolation. Work in the tissue culture hood.
General Use and Precision Glide Hypodermic Needles, 25 gauge BD 14-826AA For the blastomere isolation
Inulin Alfa Aesar AAA1842509 For the blastomere isolation
MEM Vitamin Solution (100x) Gibco 11120052 For the blastomere isolation.
Multitest Slide 10 Well MP Biomedicals ICN6041805 For the blastomere isolation
Penicillin-Streptomycin (10,000 U/mL) Gibco 15140148 For the blastomere isolation.
Polyvinylpyrrolidone Fisher BioReagents BP431-100 For the blastomere isolation
Potassium Chloride Bioshop POC888 For the blastomere isolation
Schneider’s Drosophila Sterile Medium Gibco 21720024 For the blastomere isolation. Work in the tissue culture hood.
Sodium Chloride Bioshop SOD001 For the blastomere isolation
Sodium Hydroxide Solution, 10 N Fisher Chemical SS255-1 For the blastomere isolation
Syringe Filters, PTFE, Non-Sterile Basix 13100115 For the blastomere isolation.
Tygon S3 Laboratory Tubing,, Formulation E-3603, Inner diameter 3.175 mm Saint Gobain Performance Plastics 89403-862 For the blastomere isolation.
Tygon S3 Laboratory Tubing,, Formulation E-3603, Inner diameter 6.35 mm Saint Gobain Performance Plastics 89403-854 For the blastomere isolation.

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Diesen Artikel zitieren
C. elegans Blastomere Dissection: A Method to Remove the Eggshell and Dissociate Embryonic Cells. J. Vis. Exp. (Pending Publication), e20158, doi: (2023).

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