Publications by authors named "Marcos Colazo"

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Evaluation of GnRH- versus estradiol-based protocols for ovulation synchronization in postpartum Bos taurus grazing beef cows submitted to fixed-time artificial insemination.
Luis B Ferré, Maria Natalia Cerviño, Julian Jaeschke, Maximiliano Itterman, Jaime McLean, Marcos G Colazo

Theriogenology· February 2025

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Genetic parameters and QTL mapping for novel metabolic traits in early-lactation Holsteins.
Rui Liu, Dagnachew Hailemariam, Christine Baes, Filippo Miglior, Paul Stothard, Marcos Colazo

J Anim Sci· January 2025

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Comparison of Gonadotropin-Releasing Hormone versus Estrogen-Based Fixed-Time Artificial Insemination Protocols in Grazing Suckled Beef Cows.
Luis B Ferré, Julian Jaeschke, Juliana Gatti, Gerardo Baladón, Ezequiel Bellocq, Marcos G Colazo

Animals (Basel)· September 2023

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Morphologic, Steroidogenic, and Transcriptomic Assessment of the Corpus Luteum in Holstein Cows after Spontaneous or Hormone-Induced Ovulation.
Patricio Ponce-Barajas, Marcos G Colazo, Amir Behrouzi, Todd O Ree, John P Kastelic

Animals (Basel)· July 2023

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Development of a blood calcium test for hypocalcemia diagnosis in dairy cows.
Yongpeng Fu, Marcos G Colazo, Jeroen De Buck

Res Vet Sci· October 2022

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Genetic potential for residual feed intake and diet fed during early- to mid-gestation influences post-natal DNA methylation of imprinted genes in muscle and liver tissues in beef cattle.
Julia Devos, Amir Behrouzi, Francois Paradis, Christina Straathof, Changxi Li, Marcos Colazo

J Anim Sci· May 2021

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Effect of types of breeding on embryo survival following first AI in lactating Holstein cows.
Abdolreza Bakhtoo, Firooz Samadi, Essa Dirandeh, Marcos Colazo

Reprod Domest Anim· April 2021

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Common and specific mineral and metabolic features in dairy cows with clinical metritis, hypocalcaemia or ketosis.
Elda Dervishi, Graham Plastow, Brent Hoff, Marcos Colazo

Res Vet Sci· March 2021

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Prevalence of early postpartum health disorders in Holstein cows and associations with production, reproduction, and survival outcomes on Alberta dairy farms.
Kira Macmillan, Mohanathas Gobikrushanth, Amir Behrouzi, Brent Hoff, Marcos G Colazo

Can Vet J· March 2021

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Effect of Exogenous Progesterone or Flunixin Meglumine After AI on Serum Progesterone Concentration and Pregnancy per AI in Lactating Dairy Cows.
Saber Barkhori-Mehni, Hamed Karami-Shabankareh, Reza Masoumi, Mehdi Kazemi-Bonchenari, Adel Pezeshki, Marcos G Colazo

Anim Reprod· August 2018

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Poly(N-isopropylacrylamide) microgel-based etalons for the label-free quantitation of estradiol-17β in aqueous solutions and milk samples.
Yaxin Jiang, Marcos G Colazo, Michael J Serpe

Anal Bioanal Chem· July 2018

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Update on Multiple Ovulations in Dairy Cattle.
Kira Macmillan, John P Kastelic, Marcos G Colazo

Animals (Basel)· April 2018

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Dynamics of pre- and post-insemination progesterone profiles and insemination outcomes determined by an in-line milk analysis system in primiparous and multiparous Canadian Holstein cows.
Tony C Bruinjé, Mohanathas Gobikrushanth, Marcos G Colazo, Divakar J Ambrose

Theriogenology· October 2017

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Relationships among early postpartum luteal activity, parity, and insemination outcomes based on in-line milk progesterone profiles in Canadian Holstein cows.
Tony C Bruinjé, Marcos G Colazo, Mohanathas Gobikrushanth, Divakar J Ambrose

Theriogenology· September 2017

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Effects of prepartum oilseed supplements on subclinical endometritis, pro- and anti-inflammatory cytokine transcripts in endometrial cells and postpartum ovarian function in dairy cows.
Reza Salehi, Marcos G Colazo, Mohanathas Gobikrushanth, Urmila Basu, Divakar J Ambrose

Reprod Fertil Dev· April 2017

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Pregnancy per AI in Holstein heifers inseminated with sex-selected or conventional semen after estrus detection or timed-AI.
Marcos G Colazo, Reuben J Mapletoft

Can Vet J· April 2017

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Transcriptome Profiling of In-Vivo Produced Bovine Pre-implantation Embryos Using Two-color Microarray Platform.
Reza Salehi, Stephen C M Tsoi, Marcos G Colazo, Divakar J Ambrose, Claude Robert

J Vis Exp· January 2017

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Morphologic and transcriptomic assessment of bovine embryos exposed to dietary long-chain fatty acids.
Reza Salehi, Marcos G Colazo, Stephen Tsoi, Amir Behrouzi, Benjamin K Tsang

Reproduction· December 2016

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Alterations in bone morphogenetic protein 15, growth differentiation factor 9, and gene expression in granulosa cells in preovulatory follicles of dairy cows given porcine LH.
Amir Behrouzi, Marcos Germán Colazo, Divakar Justus Ambrose

Theriogenology· April 2016

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A prepartum diet supplemented with oilseeds high in oleic or linoleic acid reduced GnRH-induced LH release in dairy cows during second week postpartum.
Reza Salehi, Marcos G Colazo, Masahito Oba, Divakar J Ambrose

Reprod Biol Endocrinol· July 2015

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A review of current timed-AI (TAI) programs for beef and dairy cattle.
Marcos G Colazo, Reuben J Mapletoft

Can Vet J· August 2014

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Progesterone supplementation before timed AI increased ovulation synchrony and pregnancy per AI, and supplementation after timed AI reduced pregnancy losses in lactating dairy cows.
Marcos G Colazo, Antoine Dourey, Rajadurai Rajamahendran, Divakar J Ambrose

Theriogenology· March 2013

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Relationships between endometrial cytology and interval to first ovulation, and pregnancy in postpartum dairy cows in a single herd.
Antoine Dourey, Marcos G Colazo, Patricio Ponce Barajas, Divakar J Ambrose

Res Vet Sci· December 2011

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Fecal and urinary lignans, intrafollicular estradiol, and endometrial receptors in lactating dairy cows fed diets supplemented with hydrogenated animal fat, flaxseed or sunflower seed.
Govindarajan Thangavelu, Marcos Germán Colazo, Masahito Oba, Michael Kane Dyck, Erasmus Kojo Okine

J Reprod Dev· December 2008

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Comparison of 2 enzyme immunoassays and a radioimmunoassay for measurement of progesterone concentrations in bovine plasma, skim milk, and whole milk.
Marcos G Colazo, Divakar J Ambrose, John P Kastelic, Julie A Small

Can J Vet Res· January 2008

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