The Abstract Podcast: Veterinary Reproduction

Veterinary Reproduction: November 1st 2026 (abstracts published between 25th October and 31st October 2026)

Welcome to The Abstract Podcast! In this episode, Alex and Sarah review the latest veterinary literature.

### Papers Discussed Today:

• (00:00:48) England and colleagues, Theriogenology, "Duration of post-ovulation uterine fluid in mares with persistent mating-induced endometritis predicts pregnancy rate, and earlier mating shifts fluid persistence relative to ovulation.", Vol 268, pp. 118294, https://doi.org/10.1016/j.theriogenology.2026.118294

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• (00:01:46) Renaudin and colleagues, Theriogenology, "Transrectal ultrasonographic assessment of the equine fetal distal limb beyond the first phalanx for predicting fetal age and bone development in Quarter Horses.", Vol 268, pp. 118286, https://doi.org/10.1016/j.theriogenology.2026.118286

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• (00:02:38) Mulligan and colleagues, Theriogenology, "Effect of short-term storage prior to vitrification on pregnancy rates of dromedary camel embryos.", Vol 268, pp. 118289, https://doi.org/10.1016/j.theriogenology.2026.118289

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• (00:03:26) Bertuzzi and colleagues, Theriogenology, "Effects of collagenase treatment on protein profiles and ultrastructure of llama spermatozoa.", Vol 268, pp. 118293, https://doi.org/10.1016/j.theriogenology.2026.118293

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• (00:04:22) Li and colleagues, Theriogenology, "4-octyl itaconate protects goat Sertoli cells against LPS-induced mitochondrial dysfunction by modulating mitophagy-related processes.", Vol 269, pp. 118290, https://doi.org/10.1016/j.theriogenology.2026.118290

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• (00:05:08) Werner and colleagues, Theriogenology, "Stressor-specific mitochondrial responses in bovine endometrium-derived cells reveal dissociation between oxidative burden and mitochondrial outcome.", Vol 268, pp. 118285, https://doi.org/10.1016/j.theriogenology.2026.118285

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• (00:05:50) Comizzoli and colleagues, Theriogenology, "Recent advances in long-term preservation of viable gonadal tissues from Carnivora.", Vol 268, pp. 118288, https://doi.org/10.1016/j.theriogenology.2026.118288

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• (00:06:32) Kanno and colleagues, Animal reproduction science, "The fertility gap between sex-sorted and conventional bovine semen: A systematic review and meta-analysis.", Vol 295, pp. 108360, https://doi.org/10.1016/j.anireprosci.2026.108360

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• (00:07:20) Luo and colleagues, Biology of reproduction, "Structural homeostasis, functional coordination, and spontaneous ovulation in the Giant panda during the periovulatory period†.", https://doi.org/10.1093/biolre/ioag175

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• (00:08:05) Cojkic and colleagues, Acta veterinaria Scandinavica, "Curcumin extract addition to bull semen does not adversely affect in vitro fertilization.", 68, https://doi.org/10.1186/s13028-026-00890-5

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• (00:08:52) Maia and colleagues, FASEB journal : official publication of the Federation of American Societies for Experimental Biology, "The Maternal Blood Transcriptome Reflects Molecular Signatures Associated With Large Offspring Syndrome and Other Adverse Pregnancy Outcomes in Cattle.", Vol 40, pp. e72369, https://doi.org/10.1096/fj.202604019R

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• (00:09:39) Asset and colleagues, Genetics, selection, evolution : GSE, "Assessing the predictive potential of the Holstein bovine sperm methylome for bull fertility using machine learning.", 58, https://doi.org/10.1186/s12711-026-01097-y

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• (00:10:24) Bucci and colleagues, Journal of equine veterinary science, "A Subclinical Biomechanical Phenotype Detected By AI-Assisted Video Gait Analysis in Horses Heterozygous for the Fragile Foal Syndrome Allele in PLOD1.", 106178, https://doi.org/10.1016/j.jevs.2026.106178

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• (00:11:05) Dabiri and colleagues, Lab on a chip, "Comparative biomimetic microfluidics uncovers species-specific sperm navigation across five mammals.", https://doi.org/10.1039/d6lc00642f

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• (00:11:51) Kalem and colleagues, Veterinaria italiana, "Immunological and bacteriological quality of bovine colostrum, passive transfer of immunity, and associated maternal, colostral and management-related risk factors in dairy calves in northern Algeria.", 62, https://doi.org/10.12834/VetIt.4079.42963.2

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Produced by Marco Duz, MedVet MVM(Res) DipECEIM PhD SFHEA MRCVS. Marco is an EBVS and RCVS recognised Specialist in Equine Internal Medicine. He produces The Abstract Podcast to help veterinary professionals keep up with the scientific literature in a practical, accessible way.

To suggest improvements or report problems please write to [email protected]

Veterinary Reproduction: October 25th 2026 (abstracts published between 18th October and 24th October 2026)

Welcome to The Abstract Podcast! In this episode, Alex and Sarah review the latest veterinary literature.

### Papers Discussed Today:

• (00:00:55) Sala-Ayala and colleagues, Theriogenology, "Factors associated with embryo recovery in mares: A retrospective multicenter analysis and practical overview of embryo flushing protocols.", Vol 268, pp. 118280, https://doi.org/10.1016/j.theriogenology.2026.118280

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• (00:02:12) Malak and colleagues, Theriogenology, "Seminal extracellular vesicles improve cryosurvival and fertility potential of kundhi buffalo sperm.", Vol 268, pp. 118278, https://doi.org/10.1016/j.theriogenology.2026.118278

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• (00:03:24) Yağcıoğlu and colleagues, Theriogenology, "Concentration-dependent effects of 2-oxothiazolidine-4-carboxylate during bovine oocyte in vitro maturation on oxidative status and embryo quality.", Vol 268, pp. 118276, https://doi.org/10.1016/j.theriogenology.2026.118276

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• (00:04:32) da-Silva-Junior and colleagues, Biology of reproduction, "Markers of conceptus development reveal reduced developmental competence in pregnancies derived from lower SCR bulls.", https://doi.org/10.1093/biolre/ioag233

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• (00:05:44) Hamilton and colleagues, Biology of reproduction, "Lectin Nanopurification Improves Post-Thaw Bovine Semen Quality.", https://doi.org/10.1093/biolre/ioag236

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• (00:06:34) Xiao and colleagues, Journal of dairy science, "Optimizing embryo transfer management in cows: Ultrasound-based pre-transfer screening and management of non-eligible recipients.", https://doi.org/10.3168/jds.2026-28857

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• (00:07:40) Tsiligianni and colleagues, Tropical animal health and production, "The use of nonsteroid anti-inflammatory drugs (NSAID) after artificial insemination in high milk yielding cows.", 58, https://doi.org/10.1007/s11250-026-05396-w

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• (00:08:45) de Barros Fogagnoli and colleagues, Veterinary research communications, "Low-dose histrelin for ovulation induction in mares: a partially randomized crossover pilot study.", 51, https://doi.org/10.1007/s11259-026-11583-9

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• (00:09:47) Montoya and colleagues, Veterinary research communications, "The oxidative/antioxidant status and cryotolerance of donkey sperm are influenced by the combination of permeable and non-permeable cryoprotectants.", 51, https://doi.org/10.1007/s11259-026-11582-w

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Produced by Marco Duz, MedVet MVM(Res) DipECEIM PhD SFHEA MRCVS. Marco is an EBVS and RCVS recognised Specialist in Equine Internal Medicine. He produces The Abstract Podcast to help veterinary professionals keep up with the scientific literature in a practical, accessible way.

To suggest improvements or report problems please write to [email protected]

Veterinary Reproduction: October 18th 2026 (abstracts published between 11th October and 17th October 2026)

Welcome to The Abstract Podcast! In this episode, Alex and Sarah review the latest veterinary literature.

### Papers Discussed Today:

• (00:00:55) Nabenishi and colleagues, Theriogenology, "Heat stress on oocyte collection day has a greater impact on the conception rate than on embryo transfer day in bovine OPU-IVF programs.", Vol 264, pp. 118045, https://doi.org/10.1016/j.theriogenology.2026.118045

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• (00:02:09) Li and colleagues, Theriogenology, "Optimizing Holstein bovine oocyte development: Evidence-Based donor selection for OPU-IVP.", Vol 264, pp. 118033, https://doi.org/10.1016/j.theriogenology.2026.118033

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• (00:03:13) de Castro and colleagues, Theriogenology, "Follicular growth and atresia at the time of oocyte aspiration differentially affect in vitro embryo production in mares.", Vol 264, pp. 118040, https://doi.org/10.1016/j.theriogenology.2026.118040

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• (00:04:18) Anna and colleagues, Theriogenology, "Anti-inflammatory drugs disrupt granulosa cell homeostasis in vitro and impair bovine oocyte maturation and embryo development.", Vol 264, pp. 118037, https://doi.org/10.1016/j.theriogenology.2026.118037

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• (00:05:14) Odriozola and colleagues, Theriogenology, "Effects of different doses of recombinant equine chorionic gonadotropin on follicular dynamics and blood perfusion in Holstein donors subjected to synchronization protocols for OPU.", Vol 264, pp. 118032, https://doi.org/10.1016/j.theriogenology.2026.118032

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• (00:06:06) Saejia and colleagues, Theriogenology, "Application of strain and 2D-Shear wave sonoelastography in the assessment of normal prostate glands and prostatic disorders in dogs.", Vol 264, pp. 118024, https://doi.org/10.1016/j.theriogenology.2026.118024

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• (00:07:11) Lewis and colleagues, Theriogenology, "Ovum pick-up in mares: Evidence review and best practice recommendations using a modified GRADE approach.", Vol 264, pp. 118021, https://doi.org/10.1016/j.theriogenology.2026.118021

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• (00:08:05) da Rosa Filho and colleagues, Theriogenology, "Metabolic identification of carnitine biomarkers for the differential diagnosis of uterine disorders in bitches.", Vol 268, pp. 118269, https://doi.org/10.1016/j.theriogenology.2026.118269

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• (00:09:05) Knobbe and colleagues, Theriogenology, "Urogenital problems in male military working dogs: Incidence, age at onset, and associated factors in a retrospective electronic veterinary health record cohort, 2018-2025.", Vol 268, pp. 118232, https://doi.org/10.1016/j.theriogenology.2026.118232

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• (00:10:02) Kussano and colleagues, Biology of reproduction, "Biochemical profile of the follicular environment in cattle following intrafollicular transfer of immature oocytes†.", Vol 115, pp. 1299-1314, https://doi.org/10.1093/biolre/ioag164

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• (00:11:02) Freitas-Martins and colleagues, Biology of reproduction, "Understanding Stallion Sperm Capacitation: Species-Specific Mechanisms, Cryocapacitation, and Implications for IVF.", https://doi.org/10.1093/biolre/ioag229

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• (00:11:55) Johnston and colleagues, Australian veterinary journal, "Prediction of pregnancy following transfer of in-vitro produced embryos using recipient health records, accelerometer sensors and meteorological data in Australian dairy cows.", https://doi.org/10.1111/avj.70145

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• (00:13:00) Céliz and colleagues, Cryobiology, "Cryopreservation protocol and antioxidant supplementation determine post-thaw functional quality of goat sperm.", Vol 125, pp. 105723, https://doi.org/10.1016/j.cryobiol.2026.105723

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• (00:13:54) Monteiro and colleagues, Journal of equine veterinary science, "Superior Post-Thaw Sperm Quality and Fertility of Epididymal Compared with Ejaculated Sperm in Subfertile Stallions.", 106175, https://doi.org/10.1016/j.jevs.2026.106175

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• (00:14:47) Camacho Benítez and colleagues, Reproduction, fertility, and development, "Heat shock transcription factor-1 and heat shock protein 90: insights into post-insemination endometritis.", 38, https://doi.org/10.1071/RD26150

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• (00:15:34) Zhang and colleagues, Reproduction, fertility, and development, "Cumulus cell DNA fragmentation as non-invasive biomarker of equine oocyte quality in in vitro embryo production.", 38, https://doi.org/10.1071/RD26148

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Produced by Marco Duz, MedVet MVM(Res) DipECEIM PhD SFHEA MRCVS. Marco is an EBVS and RCVS recognised Specialist in Equine Internal Medicine. He produces The Abstract Podcast to help veterinary professionals keep up with the scientific literature in a practical, accessible way.

To suggest improvements or report problems please write to [email protected]

Veterinary Reproduction: October 11th 2026 (abstracts published between 4th October and 10th October 2026)

Welcome to The Abstract Podcast! In this episode, Alex and Sarah review the latest veterinary literature.

### Papers Discussed Today:

• (00:00:55) Bauer and colleagues, Theriogenology, "Influence of glucocorticoid therapy, Cushing's syndrome and hypothyroidism on the reproductive cycle and AMH levels in the bitch.", Vol 268, pp. 118261, https://doi.org/10.1016/j.theriogenology.2026.118261

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• (00:02:06) Cortat and colleagues, Theriogenology, "Cavitary corpus luteum is not associated with compromised luteal function or impaired fertility in dairy or beef cattle.", Vol 268, pp. 118255, https://doi.org/10.1016/j.theriogenology.2026.118255

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• (00:03:12) Rosales-Nieto and colleagues, Theriogenology, "Targeted pre-breeding nutrition improves reproductive performance in an accelerated lambing system.", Vol 268, pp. 118263, https://doi.org/10.1016/j.theriogenology.2026.118263

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• (00:04:12) Watts, Theriogenology, "New perspectives in laboratory quality control of canine semen processing.", Vol 268, pp. 118254, https://doi.org/10.1016/j.theriogenology.2026.118254

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• (00:05:06) Sallam and colleagues, Animal reproduction science, "Developmental and transcriptomic alterations in bovine blastocysts derived from oocytes of donors exposed to toxic tall fescue.", Vol 294, pp. 108351, https://doi.org/10.1016/j.anireprosci.2026.108351

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• (00:06:08) Turgut and colleagues, Animal reproduction science, "Effects of subclinical pregnancy toxemia and L-carnitine supplementation on angiogenesis, energy metabolism, and fetal development in ewes.", Vol 294, pp. 108348, https://doi.org/10.1016/j.anireprosci.2026.108348

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• (00:07:09) Kiefer and colleagues, Biology of reproduction, "Metagenome shotgun sequencing allows insights into the functional potential of the vaginal microbiome associated with pelvic organ prolapse in sows†.", https://doi.org/10.1093/biolre/ioag222

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• (00:08:05) Ivanova and colleagues, Acta veterinaria Scandinavica, "Effect of warming regimen on canine epididymal spermatozoa following vitrification using a coconut water extender supplemented with egg yolk.", 68, https://doi.org/10.1186/s13028-026-00886-1

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• (00:08:57) Santos and colleagues, Journal of dairy science, "Effect of altering follicular dynamics on fertility of lactating dairy cows receiving artificial insemination after detected estrus.", https://doi.org/10.3168/jds.2026-28953

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• (00:10:04) Ali and colleagues, Nature communications, "Pregnancy establishment in cattle without embryonic interferon tau.", 17, https://doi.org/10.1038/s41467-026-78446-4

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• (00:11:03) Novak and colleagues, Reproduction & fertility, "One-year reproductive effects of anti-GnRH and rabies vaccination in female pet cats.", https://doi.org/10.1530/RAF-26-0102

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• (00:12:01) Talukder, Veterinary research communications, "Cervico-vaginal ISGs and interferon tau: emerging biomarkers for early pregnancy detection in cattle.", 50, https://doi.org/10.1007/s11259-026-11564-y

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Produced by Marco Duz, MedVet MVM(Res) DipECEIM PhD SFHEA MRCVS. Marco is an EBVS and RCVS recognised Specialist in Equine Internal Medicine. He produces The Abstract Podcast to help veterinary professionals keep up with the scientific literature in a practical, accessible way.

To suggest improvements or report problems please write to [email protected]

Veterinary Reproduction: October 4th 2026 (abstracts published between 27th September and 3rd October 2026)

Welcome to The Abstract Podcast! In this episode, Alex and Sarah review the latest veterinary literature.

### Papers Discussed Today:

• (00:01:10) Zoda and colleagues, Theriogenology, "Factors associated with pregnancy following transfer of Japanese Black embryos into Japanese Black, Holstein, and crossbred heifers.", Vol 268, pp. 118230, https://doi.org/10.1016/j.theriogenology.2026.118230

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• (00:02:49) Menezes and colleagues, Theriogenology, "Effect of domperidone and/or oxytocin on milk bromatological composition in bitches with hypogalactia after elective caesarean section.", Vol 267, pp. 118224, https://doi.org/10.1016/j.theriogenology.2026.118224

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• (00:04:19) Katiyar and colleagues, Animal reproduction science, "Frozen bull spermatozoa can be effectively stored at - 80°C following enrichment with cholesterol without a significant reduction in quality and in vivo fertility.", Vol 293, pp. 108302, https://doi.org/10.1016/j.anireprosci.2026.108302

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• (00:05:45) Peker and colleagues, American journal of veterinary research, "Systemic oxidative stress, selected nonenzymatic exogenous and endogenous antioxidants, and hematologic and biochemical alterations in bitches with pyometra.", 87, https://doi.org/10.2460/ajvr.26.06.0255

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• (00:07:14) Matilla Pinto and colleagues, Veterinary journal (London, England : 1997), "Failure of passive transfer in neonatal foals - A review.", Vol 319, pp. 106818, https://doi.org/10.1016/j.tvjl.2026.106818

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• (00:08:28) Rebeis and colleagues, Journal of dairy science, "Recombinant bovine somatotropin at synchronization initiation, but not at embryo transfer, enhances fertility in embryo-recipient heifers: Associations with follicular, luteal, and embryonic outcomes.", Vol 109, pp. 11009-11022, https://doi.org/10.3168/jds.2026-28503

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• (00:09:53) Fischetti and colleagues, Journal of equine veterinary science, "Retained fetal membranes in light breed mares hospitalized for attended parturition.", Vol 165, pp. 105946, https://doi.org/10.1016/j.jevs.2026.105946

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Produced by Marco Duz, MedVet MVM(Res) DipECEIM PhD SFHEA MRCVS. Marco is an EBVS and RCVS recognised Specialist in Equine Internal Medicine. He produces The Abstract Podcast to help veterinary professionals keep up with the scientific literature in a practical, accessible way.

To suggest improvements or report problems please write to [email protected]

Veterinary Reproduction: September 27th 2026 (abstracts published between 20th September and 26th September 2026)

Welcome to The Abstract Podcast! In this episode, Alex and Sarah review the latest veterinary literature.

### Papers Discussed Today:

• (00:00:54) Souza and colleagues, Theriogenology, "Application of digital pathology to assess the effect of hormone treatment on placental histomorphometry in mares with induced ascending placentitis.", Vol 267, pp. 118204, https://doi.org/10.1016/j.theriogenology.2026.118204

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• (00:02:26) Kim and colleagues, Theriogenology, "Machine learning prediction of pregnancy outcomes after vitrified-warmed bovine embryo transfer using field-derived variables.", Vol 267, pp. 118189, https://doi.org/10.1016/j.theriogenology.2026.118189

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• (00:03:44) Leal and colleagues, Theriogenology, "Mare endometrosis induces endometrial proteome changes.", Vol 267, pp. 118184, https://doi.org/10.1016/j.theriogenology.2026.118184

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• (00:05:09) Zappone and colleagues, Theriogenology, "Two-dimensional shear wave elastography assessment of testicular stiffness in healthy cats.", Vol 267, pp. 118206, https://doi.org/10.1016/j.theriogenology.2026.118206

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• (00:06:23) Ashley and colleagues, Biology of reproduction, "CXCL12/CXCR4 signaling coordinates trophoblast, immune, vascular, and metabolic programming during early placentation in sheep.", https://doi.org/10.1093/biolre/ioag211

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• (00:07:44) Carneiro and colleagues, Topics in companion animal medicine, "Reassessing neonatal hypoglycemia in kittens: clinical relevance beyond the laboratory value.", 101105, https://doi.org/10.1016/j.tcam.2026.101105

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Produced by Marco Duz, MedVet MVM(Res) DipECEIM PhD SFHEA MRCVS. Marco is an EBVS and RCVS recognised Specialist in Equine Internal Medicine. He produces The Abstract Podcast to help veterinary professionals keep up with the scientific literature in a practical, accessible way.

To suggest improvements or report problems please write to [email protected]

Veterinary Reproduction: September 20th 2026 (abstracts published between 13th September and 19th September 2026)

Welcome to The Abstract Podcast! In this episode, Alex and Sarah review the latest veterinary literature.

### Papers Discussed Today:

• (00:00:51) Leber and colleagues, Theriogenology, "The efficacy of deslorelin implants in neutered male dogs that sexually attract other male dogs: a randomized controlled trial.", Vol 262, pp. 117975, https://doi.org/10.1016/j.theriogenology.2026.117975

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• (00:02:28) Esin and colleagues, Theriogenology, "Shear wave elastography for the identification of intra-abdominal testes in cryptorchid cats.", Vol 267, pp. 118194, https://doi.org/10.1016/j.theriogenology.2026.118194

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• (00:04:01) Nielsen and colleagues, Theriogenology, "Beef-on-Dairy breeding in Danish Jersey cattle: Effects of sire breed on dystocia and early culling.", Vol 267, pp. 118193, https://doi.org/10.1016/j.theriogenology.2026.118193

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• (00:05:28) Masoudi and colleagues, Theriogenology, "Supplementation of cryopreservation medium with pyrroloquinoline quinone improves post-thaw sperm quality in rams and fertility outcomes in ewes.", Vol 267, pp. 118188, https://doi.org/10.1016/j.theriogenology.2026.118188

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• (00:07:01) Mahzunlar and colleagues, Veterinary journal (London, England : 1997), "The effectiveness of uterine wall and liver elasticity and liver enzyme ratios in understanding the etiopathology of cystic endometrial hyperplasia-pyometra complex in dogs.", Vol 320, pp. 106879, https://doi.org/10.1016/j.tvjl.2026.106879

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• (00:08:33) Aponte and colleagues, Journal of dairy science, "Genomic background of gestation length and calving-related traits in Holstein cattle.", https://doi.org/10.3168/jds.2026-28587

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• (00:10:05) Akköse and colleagues, Acta veterinaria Hungarica, "Evaluation of the Brix refractometer for diagnosing the failure of transfer of passive immunity in 12-h-old foals.", Vol 74, pp. 171-178, https://doi.org/10.1556/004.2026.01271

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Produced by Marco Duz, MedVet MVM(Res) DipECEIM PhD SFHEA MRCVS. Marco is an EBVS and RCVS recognised Specialist in Equine Internal Medicine. He produces The Abstract Podcast to help veterinary professionals keep up with the scientific literature in a practical, accessible way.

To suggest improvements or report problems please write to [email protected]

Veterinary Reproduction: September 13th 2026 (abstracts published between 6th September and 12th September 2026)

Welcome to The Abstract Podcast! In this episode, Alex and Sarah review the latest veterinary literature.

### Papers Discussed Today:

• (00:00:51) Słyszewska and colleagues, Theriogenology, "The effect of macrophage secretome on equine endometrial fibroblast transcriptomic and functional characteristics.", Vol 267, pp. 118177, https://doi.org/10.1016/j.theriogenology.2026.118177

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• (00:02:19) Asadzadeh and colleagues, Theriogenology, "Effects of pyrroloquinoline quinone (PQQ) on ram sperm quality and fertility potential during cooled storage.", Vol 267, pp. 118176, https://doi.org/10.1016/j.theriogenology.2026.118176

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• (00:03:46) Li and colleagues, Theriogenology, "The endogenous metabolite ergothioneine (EGT) mitigates the cryodamage of boar sperm via the AMPK signaling pathway.", Vol 267, pp. 118175, https://doi.org/10.1016/j.theriogenology.2026.118175

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• (00:05:05) Hatami and colleagues, Theriogenology, "Mitochondria-targeted antioxidants (MitoQ and Mito-TEMPO) versus untargeted antioxidants (SOD and CoQ10) improve post-thaw quality of rooster sperm by mitigating mitochondrial oxidative damage.", Vol 267, pp. 118173, https://doi.org/10.1016/j.theriogenology.2026.118173

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• (00:06:37) Meilán and colleagues, Theriogenology, "Repeated systemic β-NGF administration improves ejaculate characteristics in rams.", Vol 267, pp. 118174, https://doi.org/10.1016/j.theriogenology.2026.118174

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• (00:08:09) eSilva and colleagues, Biology of reproduction, "Effects of high frequency administration of GnRH or kisspeptin on LH pulse and surge profiles in ovariectomized Bos taurus and Bos indicus heifers†.", https://doi.org/10.1093/biolre/ioag198

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Produced by Marco Duz, MedVet MVM(Res) DipECEIM PhD SFHEA MRCVS. Marco is an EBVS and RCVS recognised Specialist in Equine Internal Medicine. He produces The Abstract Podcast to help veterinary professionals keep up with the scientific literature in a practical, accessible way.

To suggest improvements or report problems please write to [email protected]

Veterinary Reproduction: September 6th 2026 (abstracts published between 30th August and 5th September 2026)

Welcome to The Abstract Podcast! In this episode, Alex and Sarah review the latest veterinary literature.

### Papers Discussed Today:

• (00:00:51) Li and colleagues, Theriogenology, "Sequential refinement of ovum pick-up technical parameters improves oocyte recovery and developmental competence in Holstein cows.", Vol 267, pp. 118166, https://doi.org/10.1016/j.theriogenology.2026.118166

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• (00:02:30) Carvalho and colleagues, Theriogenology, "Combining equine chorionic gonadotropin and temporary calf removal can increase luteal progesterone but does not improve pregnancy per AI in suckled Nellore cows.", Vol 266, pp. 118164, https://doi.org/10.1016/j.theriogenology.2026.118164

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• (00:05:55) Priego-González and colleagues, Theriogenology, "Impact of retrieval method and transport conditions of domestic cat oocytes on In vitro embryo production.", Vol 261, pp. 117945, https://doi.org/10.1016/j.theriogenology.2026.117945

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• (00:04:15) Campos and colleagues, Theriogenology, "hCG promotes secondary ovulation and supplementary corpus luteum formation during early pregnancy in mares.", Vol 266, pp. 118161, https://doi.org/10.1016/j.theriogenology.2026.118161

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• (00:07:35) Goericke-Pesch, Reproduction in domestic animals = Zuchthygiene, "Uterine Dysfunctions in Non-Pregnant and Pregnant Small Animals.", Vol 61 Suppl 2, pp. e70281, https://doi.org/10.1111/rda.70281

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• (00:09:10) Souza and colleagues, Reproduction in domestic animals = Zuchthygiene, "Pregnancy Outcomes Following Artificial Insemination and Embryo Transfer in Dairy Cows-Expectations vs. Reality.", Vol 61 Suppl 2, pp. e70283, https://doi.org/10.1111/rda.70283

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• (00:10:44) Kolachi and colleagues, Animal reproduction science, "Combined hCG and ketoprofen treatment improves dairy cow pregnancy rates through proposed complementary mechanisms: Luteal metabolic reprogramming and endometrial PGF2α suppression.", Vol 294, pp. 108322, https://doi.org/10.1016/j.anireprosci.2026.108322

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• (00:12:32) Xiao and colleagues, Animal reproduction science, "GnRH supplementation in the PreOvsynch protocol targeting follicular cysts enhances synchronization and reduces days open in dairy cows.", Vol 292, pp. 108279, https://doi.org/10.1016/j.anireprosci.2026.108279

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• (00:14:22) Brugnara and colleagues, Animal reproduction science, "Effect of creep-feeding on the reproductive efficiency of beef cows: A systematic review and meta-analysis.", Vol 292, pp. 108253, https://doi.org/10.1016/j.anireprosci.2026.108253

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• (00:16:30) Sato and colleagues, Animal reproduction science, "Effect of meconium-stained amniotic fluid on hematological parameters and clinical status of term neonatal puppies.", Vol 292, pp. 108255, https://doi.org/10.1016/j.anireprosci.2026.108255

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• (00:18:09) Mazenod and colleagues, Animal reproduction science, "Liposome‑based extender consistently improves post-thaw semen quality in rams.", Vol 292, pp. 108238, https://doi.org/10.1016/j.anireprosci.2026.108238

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• (00:20:02) Durocher and colleagues, Journal of the American Veterinary Medical Association, "Immediate surgical intervention for small animal pyometra shows no definitive advantage.", Vol 264, pp. 1190-1194, https://doi.org/10.2460/javma.25.12.0854

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• (00:25:16) Bellone and colleagues, Journal of equine veterinary science, "Genetic diversity in domestic horses: Temporal patterns, the influence of assisted reproductive technologies, and implications for the American Quarter Horse.", Vol 164, pp. 106072, https://doi.org/10.1016/j.jevs.2026.106072

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• (00:23:50) Necchi and colleagues, Journal of equine veterinary science, "Achieving success in conventional equine embryo transfer: A practical review.", Vol 164, pp. 106065, https://doi.org/10.1016/j.jevs.2026.106065

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• (00:21:52) Fedorka and colleagues, Veterinary immunology and immunopathology, "Evaluation of a commercial multiplex immunoassay for assessing uterine inflammation in mares susceptible to persistent breeding-induced endometritis.", Vol 299, pp. 111194, https://doi.org/10.1016/j.vetimm.2026.111194

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Produced by Marco Duz, MedVet MVM(Res) DipECEIM PhD SFHEA MRCVS. Marco is an EBVS and RCVS recognised Specialist in Equine Internal Medicine. He produces The Abstract Podcast to help veterinary professionals keep up with the scientific literature in a practical, accessible way.

To suggest improvements or report problems please write to [email protected]

Veterinary Reproduction: August 30th 2026 (abstracts published between 23rd August and 29th August 2026)

Welcome to The Abstract Podcast! In this episode, Alex and Sarah review the latest veterinary literature.

### Papers Discussed Today:

• (00:01:04) Liu and colleagues, Theriogenology, "Glycine improves boar sperm linear motility by promoting heme biosynthesis to regulate mitochondrial energy metabolism.", Vol 266, pp. 118158, https://doi.org/10.1016/j.theriogenology.2026.118158

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• (00:02:41) Melo-Gonçalves and colleagues, Theriogenology, "Automated luteal blood perfusion assessment in cows using image processing and deep learning algorithms.", Vol 266, pp. 118156, https://doi.org/10.1016/j.theriogenology.2026.118156

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• (00:05:49) Milazzotto, Biology of reproduction, "Making Better Embryos-Not More: Omics-Guided Lessons to Redesign In Vitro Systems.", https://doi.org/10.1093/biolre/ioag177

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• (00:04:23) Lewis and colleagues, Equine veterinary journal, "Veterinarian and breeder perspectives surrounding ovum pick-up and intracytoplasmic sperm injection in mares: A survey study.", https://doi.org/10.1002/evj.70323

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• (00:07:22) Katende and colleagues, Journal of dairy science, "Multiple birth in Austrian Holsteins: genetic parameters and impacts on calving, health, fertility, and milk production traits.", https://doi.org/10.3168/jds.2026-28785

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• (00:08:40) Rodríguez and colleagues, Veterinary research communications, "Heat stress during pregnancy and its relationship with IGFR1/insulin signaling expression in ovarian follicles of dairy cow adult offspring.", 50, https://doi.org/10.1007/s11259-026-11457-0

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• (00:10:17) Campos and colleagues, Veterinary research communications, "Endocrine and uterine hemodynamic differences between intra- and interspecific equine pregnancies during early gestation.", 50, https://doi.org/10.1007/s11259-026-11472-1

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Produced by Marco Duz, MedVet MVM(Res) DipECEIM PhD SFHEA MRCVS. Marco is an EBVS and RCVS recognised Specialist in Equine Internal Medicine. He produces The Abstract Podcast to help veterinary professionals keep up with the scientific literature in a practical, accessible way.

To suggest improvements or report problems please write to [email protected]