An updated protocol for in vitro bovine embryo production

Summary: Cattle embryos represent a useful model for understanding parts of human embryogenesis due to various biological similarities. We describe a protocol to mature and fertilize bovine oocytes followed by culture of resulting presumptive zygotes up until the blastocyst stage. Our protocol featu...

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Main Authors: Savannah L. Speckhart, Lydia K. Wooldridge, Alan D. Ealy
Format: Article
Language:English
Published: Elsevier 2023-03-01
Series:STAR Protocols
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2666166722008048
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author Savannah L. Speckhart
Lydia K. Wooldridge
Alan D. Ealy
author_facet Savannah L. Speckhart
Lydia K. Wooldridge
Alan D. Ealy
author_sort Savannah L. Speckhart
collection DOAJ
description Summary: Cattle embryos represent a useful model for understanding parts of human embryogenesis due to various biological similarities. We describe a protocol to mature and fertilize bovine oocytes followed by culture of resulting presumptive zygotes up until the blastocyst stage. Our protocol features a unique procedure for washing and moving oocytes and zygotes between their respective dishes using a cell strainer. A thorough troubleshooting section will help users optimize embryo development with cleavage and blastocyst rates exceeding 70% and 20%, respectively.For complete details on the use and execution of this protocol, please refer to Wooldridge and Ealy (2019).1 : Publisher’s note: Undertaking any experimental protocol requires adherence to local institutional guidelines for laboratory safety and ethics.
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spelling doaj.art-ed4818f5b1fa4702bb268afdf938f3fb2022-12-22T04:41:32ZengElsevierSTAR Protocols2666-16672023-03-0141101924An updated protocol for in vitro bovine embryo productionSavannah L. Speckhart0Lydia K. Wooldridge1Alan D. Ealy2School of Animal Sciences, Blacksburg, VA 24060, USA; Corresponding authorSchool of Animal Sciences, Blacksburg, VA 24060, USASchool of Animal Sciences, Blacksburg, VA 24060, USASummary: Cattle embryos represent a useful model for understanding parts of human embryogenesis due to various biological similarities. We describe a protocol to mature and fertilize bovine oocytes followed by culture of resulting presumptive zygotes up until the blastocyst stage. Our protocol features a unique procedure for washing and moving oocytes and zygotes between their respective dishes using a cell strainer. A thorough troubleshooting section will help users optimize embryo development with cleavage and blastocyst rates exceeding 70% and 20%, respectively.For complete details on the use and execution of this protocol, please refer to Wooldridge and Ealy (2019).1 : Publisher’s note: Undertaking any experimental protocol requires adherence to local institutional guidelines for laboratory safety and ethics.http://www.sciencedirect.com/science/article/pii/S2666166722008048Cell cultureDevelopmental biologyModel Organisms
spellingShingle Savannah L. Speckhart
Lydia K. Wooldridge
Alan D. Ealy
An updated protocol for in vitro bovine embryo production
STAR Protocols
Cell culture
Developmental biology
Model Organisms
title An updated protocol for in vitro bovine embryo production
title_full An updated protocol for in vitro bovine embryo production
title_fullStr An updated protocol for in vitro bovine embryo production
title_full_unstemmed An updated protocol for in vitro bovine embryo production
title_short An updated protocol for in vitro bovine embryo production
title_sort updated protocol for in vitro bovine embryo production
topic Cell culture
Developmental biology
Model Organisms
url http://www.sciencedirect.com/science/article/pii/S2666166722008048
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