Veterinary Reproduction: August 23rd 2026 (abstracts published between 16th August and 22nd August 2026)

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

### Papers Discussed Today:

• (00:01:04) Eom and colleagues, Theriogenology, "Evaluation of germline transmission of electroporation-mediated double gene-edited cattle lines.", Vol 266, pp. 118142, https://doi.org/10.1016/j.theriogenology.2026.118142

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• (00:02:25) Frattina and colleagues, Theriogenology, "Therapeutic approaches for the treatment of bovine metritis: a systematic review of clinical, reproductive and productive outcomes.", Vol 266, pp. 118145, https://doi.org/10.1016/j.theriogenology.2026.118145

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• (00:03:38) Reyes-Ábalos and colleagues, Theriogenology, "Stage-dependent ultrastructural remodeling of the zona pellucida of in vitro-produced bovine embryos.", Vol 266, pp. 118146, https://doi.org/10.1016/j.theriogenology.2026.118146

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• (00:04:43) Henning and colleagues, Theriogenology, "Associations of accelerometer variables with the timing of ovulation in grazing beef heifers.", Vol 266, pp. 118144, https://doi.org/10.1016/j.theriogenology.2026.118144

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• (00:05:53) Qin and colleagues, Animal reproduction science, "Lysine lactylation improves boar sperm energy metabolism and quality by enhancing aldolase C enzyme activity.", Vol 293, pp. 108312, https://doi.org/10.1016/j.anireprosci.2026.108312

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• (00:07:01) Chastant, Biology of reproduction, "Developmental programming in dogs.", Vol 115, pp. 379-387, https://doi.org/10.1093/biolre/ioag055

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• (00:08:12) Davies and colleagues, Biology of reproduction, "Pregnancy in type I interferon receptor (IFNAR2) knockout sheep challenges the accepted paradigm for pregnancy recognition in ruminants†.", Vol 115, pp. 593-601, https://doi.org/10.1093/biolre/ioag121

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• (00:09:31) Sun and colleagues, Biology of reproduction, "Improved reproductive outcomes and metabolomic profiles in swine induced by red light-treated semen†.", Vol 115, pp. 619-633, https://doi.org/10.1093/biolre/ioag114

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• (00:10:51) Ehresmann and colleagues, Biology of reproduction, "Progesterone supplementation in cattle hastens conceptus development and secretion of pregnancy-associated glycoproteins†.", Vol 115, pp. 602-618, https://doi.org/10.1093/biolre/ioag088

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• (00:12:05) da Fonseca Junior and colleagues, Biology of reproduction, "Multiomics integration uncovers metabolic control of H3K27ac in bovine inner cell masses†.", Vol 115, pp. 369-378, https://doi.org/10.1093/biolre/ioaf244

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• (00:13:15) Louie and colleagues, Biology of reproduction, "Cardiovascular phenotype analysis in large and abnormal offspring calves in relation to assisted reproductive technology†.", Vol 115, pp. 361-368, https://doi.org/10.1093/biolre/ioaf223

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• (00:14:21) Behrens and colleagues, Biology of reproduction, "In vitro processes alter the embryonic disc epigenome and transcriptome in the pre-implantation elongated bovine embryo†.", Vol 115, pp. 348-360, https://doi.org/10.1093/biolre/ioaf095

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• (00:15:36) Zhang and colleagues, Biology of reproduction, "From sperm to offspring: epigenetic markers for dairy herd fertility.", Vol 115, pp. 315-322, https://doi.org/10.1093/biolre/ioaf056

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• (00:16:37) Casarotto and colleagues, Biology of reproduction, "Placental physiology and fetal programming in ruminants under heat stress.", Vol 115, pp. 323-331, https://doi.org/10.1093/biolre/ioaf047

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• (00:17:33) Bouzeraa and colleagues, Biology of reproduction, "Epigenetic insights into fertility: involvement of immune cell methylation in dairy cows reproduction†.", Vol 115, pp. 388-402, https://doi.org/10.1093/biolre/ioaf020

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• (00:18:45) Frau and colleagues, Biology of reproduction, "Maternal undernutrition in the first eighty days of gestation negatively programs ovarian development in dairy calves†.", Vol 115, pp. 332-347, https://doi.org/10.1093/biolre/ioae158

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• (00:19:57) Kichu and colleagues, Mammalian genome : official journal of the International Mammalian Genome Society, "Genome-wide characterization of copy number variations in Nagami Mithun (Bos frontalis) using whole-genome resequencing.", 37, https://doi.org/10.1007/s00335-026-10268-7

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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 16th 2026 (abstracts published between 9th August and 15th August 2026)

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

### Papers Discussed Today:

• (00:01:09) Silva and colleagues, Theriogenology, "Biochemical changes in blood and allantoic fluid during late pregnancy of cloned embryos in Nellore cows.", Vol 266, pp. 118133, https://doi.org/10.1016/j.theriogenology.2026.118133

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• (00:02:32) Alkobaby and colleagues, Theriogenology, "Phytosteron-incorporated diets as sexual stimulants: Role of dietary Tribulus terrestris extract to improve semen characteristics, sexual hormones, and reproductive indices of Nile tilapia (Oreochromis niloticus) broodstock.", Vol 266, pp. 118134, https://doi.org/10.1016/j.theriogenology.2026.118134

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• (00:03:35) Peixoto and colleagues, Theriogenology, "Supplementation of IVM media with equine follicular fluid of large follicles increases blastocyst yield in equine ICSI programs.", Vol 266, pp. 118124, https://doi.org/10.1016/j.theriogenology.2026.118124

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• (00:05:05) Zabihi and colleagues, Theriogenology, "Apigenin alleviates lipopolysaccharide-exposed oocyte dysfunction during in vitro maturation in bovine.", Vol 266, pp. 118127, https://doi.org/10.1016/j.theriogenology.2026.118127

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• (00:06:25) Pfeifer and colleagues, Theriogenology, "Lecirelin-cloprostenol: A single-dose compounding formulation for ovulation induction in beef cows.", Vol 266, pp. 118131, https://doi.org/10.1016/j.theriogenology.2026.118131

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• (00:07:53) Seymour and colleagues, Animal reproduction science, "Assessment of sperm morphology in bulls, rams and humans: Classification systems, standardisation, and the application of machine learning.", Vol 293, pp. 108309, https://doi.org/10.1016/j.anireprosci.2026.108309

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• (00:09:08) Chen and colleagues, Animal reproduction science, "CNOT1 is a potential YTHDF2 target that orchestrates maternal mRNA decay and zygotic genome activation during goat embryogenesis.", Vol 293, pp. 108306, https://doi.org/10.1016/j.anireprosci.2026.108306

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• (00:10:14) Ren and colleagues, Biology of reproduction, "Ifitm3 positively regulates homeostasis of long-term cultured oogonial stem cells derived from Paralichthys olivaceus†.", https://doi.org/10.1093/biolre/ioag172

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• (00:11:22) Kurowska and colleagues, Biology of reproduction, "Adropin effects on granulosa cell function and oocyte maturation in pigs.", https://doi.org/10.1093/biolre/ioag174

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• (00:12:40) Zuha and colleagues, Biopreservation and biobanking, "Supplementation of Catalase Enzyme in Extender Provides Antioxidative Protection to the Quality and Mitochondrial Activity of Frozen-Thawed Japanese Quail Spermatozoa.", 19475535261468916, https://doi.org/10.1177/19475535261468916

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• (00:13:51) El-Azzazi and colleagues, Cryobiology, "Synergistic effects of cysteine and ascorbic acid on post-thaw rabbit semen quality and fertility during the hot summer season by modulating redox and endoplasmic reticulum stress.", Vol 124, pp. 105687, https://doi.org/10.1016/j.cryobiol.2026.105687

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• (00:15:04) Fernandes and colleagues, Journal of animal breeding and genetics = Zeitschrift fur Tierzuchtung und Zuchtungsbiologie, "Genetic Evaluation for Functional Longevity in Nellore Cattle.", https://doi.org/10.1111/jbg.70067

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• (00:16:23) de Oliveira and colleagues, Journal of equine veterinary science, "Questionnaire-Based Investigation into Stallion Management Practices in 28 Countries.", 106128, https://doi.org/10.1016/j.jevs.2026.106128

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• (00:17:41) Maxwell and colleagues, Journal of equine veterinary science, "The effects of clomiphene citrate on reproductive parameters in the mare.", 106125, https://doi.org/10.1016/j.jevs.2026.106125

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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 9th 2026 (abstracts published between 2nd August and 8th August 2026)

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

### Papers Discussed Today:

• (00:01:01) Perina and colleagues, Theriogenology, "Exploring the postpartum period in mares: hormonal dynamics and ovarian activity under physiological and pathological conditions.", Vol 266, pp. 118126, https://doi.org/10.1016/j.theriogenology.2026.118126

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• (00:02:31) Huang and colleagues, Theriogenology, "Multi-omics analysis reveals that arginine protects porcine oocytes from heat stress induced deterioration.", Vol 265, pp. 118122, https://doi.org/10.1016/j.theriogenology.2026.118122

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• (00:04:10) Li and colleagues, Theriogenology, "Pro-developmental role of AMPK-PINK1/Parkin-mediated mitophagy in the morula-to-blastocyst transition during early embryonic development: Dual-omics evidence for the beneficial effects of GSH.", Vol 265, pp. 118123, https://doi.org/10.1016/j.theriogenology.2026.118123

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• (00:05:56) Esener and colleagues, Theriogenology, "Microbial signatures of the vaginal microbiome associated with pregnancy outcome in central Anatolian Merino sheep.", Vol 265, pp. 118119, https://doi.org/10.1016/j.theriogenology.2026.118119

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• (00:07:48) El-Sheikh and colleagues, Theriogenology, "Nicotinamide improves bovine blastocyst quality and implantation potential by modulating matrix metalloproteinase expression.", Vol 265, pp. 118120, https://doi.org/10.1016/j.theriogenology.2026.118120

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• (00:11:05) Arsenakis and colleagues, Animal reproduction science, "Immunocrit in neonatal piglets: Importance and influencing factors through the eyes of a practitioner.", Vol 293, pp. 108301, https://doi.org/10.1016/j.anireprosci.2026.108301

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• (00:09:26) Minns and colleagues, Biology of reproduction, "Role of α-adrenergic activation during the hemodynamic response to maternal hyperoxygenation in fetal sheep.", https://doi.org/10.1093/biolre/ioag165

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• (00:12:31) Sorto and colleagues, Veterinary journal (London, England : 1997), "Prepartum anti-inflammatory treatment in Holstein dairy cattle: Effects on type 1/type 2 immunity in neonatal calves.", Vol 319, pp. 106805, https://doi.org/10.1016/j.tvjl.2026.106805

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• (00:14:17) Abdelnaby and colleagues, Veterinary research communications, "Post-thaw quality of donkey (Equus asinus) spermatozoa exposed to different concentrations of curcumin with respect to oxidative status and nitric oxide.", 50, https://doi.org/10.1007/s11259-026-11452-5

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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 2nd 2026 (abstracts published between 26th July and 1st August 2026)

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

### Papers Discussed Today:

• (00:02:41) Albertini and colleagues, Theriogenology, "Identification of factors associated with pregnancy loss in lactating crossbred beef cows.", Vol 260, pp. 117931, https://doi.org/10.1016/j.theriogenology.2026.117931

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• (00:05:58) Aires and colleagues, Theriogenology, "Exploratory associations between quantitative multiparametric testicular ultrasound and semen quality in dogs.", Vol 260, pp. 117929, https://doi.org/10.1016/j.theriogenology.2026.117929

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• (00:00:58) Branco and colleagues, Theriogenology, "Reusing progesterone devices in Bos taurus beef cows: effects on circulating progesterone and fertility variables after a 7-day synchronization protocol and timed artificial insemination.", Vol 265, pp. 118115, https://doi.org/10.1016/j.theriogenology.2026.118115

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• (00:04:16) Ramírez-Agámez and colleagues, Theriogenology, "Efficiency of transvaginal oocyte aspiration (TVA), post-mortem ovary harvest (OH), and Intracytoplasmic Sperm Injection (ICSI) in a Quarter Horse mare population in North America.", Vol 265, pp. 118111, https://doi.org/10.1016/j.theriogenology.2026.118111

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• (00:09:19) Paul and colleagues, Animal reproduction science, "Magnetic nanoparticle-based sperm selection: Progress and prospects for improving semen quality and fertility in livestock.", Vol 291, pp. 108225, https://doi.org/10.1016/j.anireprosci.2026.108225

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• (00:11:03) Bailon-Larrañaga and colleagues, Animal reproduction science, "Testicular ultrasound patterns, sperm quality, seminal microbiota, caprine arthritis encephalitis virus and Coxiella burnetii infection in bucks.", Vol 291, pp. 108207, https://doi.org/10.1016/j.anireprosci.2026.108207

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• (00:07:38) Quaresma and colleagues, Research in veterinary science, "Retrospective study of ten years of dystocic calving assisted by veterinarians in a bovine semi-extensive production grass-based system.", Vol 208, pp. 106247, https://doi.org/10.1016/j.rvsc.2026.106247

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• (00:14:18) Zhang and colleagues, Preventive veterinary medicine, "Prediction of retained placenta in holstein dairy cows based on machine learning approaches: Comparative analysis of risk factors and predictive algorithms.", Vol 253, pp. 106895, https://doi.org/10.1016/j.prevetmed.2026.106895

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• (00:12:43) Barakat and colleagues, Reproduction (Cambridge, England), "Species-Specific Mechanisms of Sperm Transport: Predominant Roles of Motility in Ewes and Uterine Contractility in Mares.", https://doi.org/10.1093/reprod/xaag068

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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: July 26th 2026 (abstracts published between 19th July and 25th July 2026)

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

### Papers Discussed Today:

• (00:00:57) Arroyo-Salvo and colleagues, Theriogenology, "Effects of equine sperm incubation under capacitation-supporting conditions on homologous and heterologous ICSI outcomes.", Vol 265, pp. 118109, https://doi.org/10.1016/j.theriogenology.2026.118109

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• (00:02:16) Yağcıoğlu and colleagues, Animal reproduction science, "Enhanced bovine ICSI outcomes with sex-sorted spermatozoa: Controlled chromatin decondensation by thioglycolic acid.", Vol 293, pp. 108291, https://doi.org/10.1016/j.anireprosci.2026.108291

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• (00:03:47) Khalil and colleagues, Animal reproduction science, "Post-thaw quality, apoptosis, oxidative stress, microbiota, and in vivo fertility of buffalo bull semen in response to quercetin nano-emulsion or hesperidin-loaded chitosan nanoparticles supplementation.", Vol 293, pp. 108292, https://doi.org/10.1016/j.anireprosci.2026.108292

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• (00:05:15) Bugaj and colleagues, Animal reproduction science, "Age-related differences in semen quality in Holstein-Friesian bulls: a paired within-bull comparison of early and mature reproductive stages.", Vol 293, pp. 108290, https://doi.org/10.1016/j.anireprosci.2026.108290

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• (00:06:36) Goldblatt and colleagues, Journal of the American Veterinary Medical Association, "A single-layer, full-thickness, simple continuous suture pattern is safe for hysterotomy closure in dogs undergoing cesarean section.", 1-6, https://doi.org/10.2460/javma.26.03.0177

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• (00:08:11) 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.", https://doi.org/10.1556/004.2026.01271

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• (00:09:40) Chasco and colleagues, Journal of dairy science, "Expression of estrus in dairy cows: Phenotyping, genetic variability, and association with productive and reproductive performance.", https://doi.org/10.3168/jds.2025-27995

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• (00:11:01) Vanivska and colleagues, Veterinary research communications, "The effect of fenugreek (Trigonella foenum-graecum) on stallion spermatozoa motility and vitality in vitro.", 50, https://doi.org/10.1007/s11259-026-11424-9

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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: July 19th 2026 (abstracts published between 12th July and 18th July 2026)

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

### Papers Discussed Today:

• (00:06:03) Partyka and colleagues, Theriogenology, "Post-thaw quality of canine spermatozoa exposed to hydroxychalcones: a double-edged sword.", Vol 259, pp. 117914, https://doi.org/10.1016/j.theriogenology.2026.117914

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• (00:09:35) Wolf and colleagues, Theriogenology, "Entrapped air volume and extender type influence boar semen quality during simulated transport.", Vol 259, pp. 117899, https://doi.org/10.1016/j.theriogenology.2026.117899

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• (00:02:44) Souza and colleagues, Theriogenology, "Clinical pregnancy outcomes after transfer of fresh and vitrified-warmed conventional IVF equine embryos.", Vol 259, pp. 117911, https://doi.org/10.1016/j.theriogenology.2026.117911

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• (00:01:04) da Silveira and colleagues, Theriogenology, "A new cetrorelix-based estrogen-free ovarian synchronization protocol for fixed-time artificial insemination in beef cattle.", Vol 259, pp. 117904, https://doi.org/10.1016/j.theriogenology.2026.117904

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• (00:07:49) Thompson and colleagues, Theriogenology, "Novel application of a PMSG assay for measurement of circulating LH levels in horses.", Vol 259, pp. 117906, https://doi.org/10.1016/j.theriogenology.2026.117906

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• (00:04:26) Oliveira and colleagues, Theriogenology, "Retained placenta in dairy cows: An evaluation of risk factors and reproductive performance.", Vol 259, pp. 117902, https://doi.org/10.1016/j.theriogenology.2026.117902

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• (00:11:16) Riccio and colleagues, Environmental toxicology and pharmacology, ""Testicular concentrations of metals and metalloids in dogs from the 'Land of Fires' (Campania Region, Italy): A preliminary morphological, chemical and molecular study".", Vol 126, pp. 105099, https://doi.org/10.1016/j.etap.2026.105099

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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: July 12th 2026 (abstracts published between 5th July and 11th July 2026)

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

### Papers Discussed Today:

• (00:01:06) Jin and colleagues, Theriogenology, "Restoration of membrane potential rescues organelle function via NS309-mediated KCa activation in aged porcine oocytes.", Vol 265, pp. 118073, https://doi.org/10.1016/j.theriogenology.2026.118073

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• (00:02:37) Liu and colleagues, Theriogenology, "Effect of WRN helicase on the development and maturation of goat oocytes.", Vol 265, pp. 118070, https://doi.org/10.1016/j.theriogenology.2026.118070

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• (00:04:00) Kobayashi and colleagues, Theriogenology, "PD-L1 expression in trophoblasts contributes to maternal-fetal immune tolerance in the canine placenta.", Vol 265, pp. 118071, https://doi.org/10.1016/j.theriogenology.2026.118071

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• (00:05:26) Yu and colleagues, Theriogenology, "E2 ubiquitin-conjugating enzyme UBE2T in mural granulosa cells regulates ovine oocyte maturation via the mTOR-CNP signaling pathway.", Vol 265, pp. 118069, https://doi.org/10.1016/j.theriogenology.2026.118069

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• (00:07:00) Sales and colleagues, Animal reproduction science, "Undernutrition in ovine sex-discordant twin pregnancies selectively suppresses the fetal IGF-insulin-mTOR growth axis in the male lambs: Modulation by antioxidant and nutritional supplementation.", Vol 293, pp. 108286, https://doi.org/10.1016/j.anireprosci.2026.108286

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• (00:11:19) Vergara and colleagues, Biological research, "Expression and functional characterization of the TRPV3 channel in domestic cat (Felis catus) mature oocytes.", https://doi.org/10.1186/s40659-026-00709-7

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• (00:12:44) Satué and colleagues, Journal of equine veterinary science, "Platelet Indices' Dynamic in Broodmares: Effects of Parity and Lactation.", 106079, https://doi.org/10.1016/j.jevs.2026.106079

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• (00:09:50) Kunzman and colleagues, Journal of veterinary emergency and critical care (San Antonio, Tex. : 2001), "Xenotransfusion in an African Pygmy Hedgehog (Atelerix albiventris) Using Whole Blood From a Domestic Cat (Felis catus).", https://doi.org/10.1111/vec.70133

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• (00:08:27) Asato and colleagues, Reproduction, fertility, and development, "Bifidobacterium longum BB536 supplementation is associated with increased circulating choline plasmalogen concentrations in non-pregnant, non-lactating dairy cows.", 38, https://doi.org/10.1071/RD26107

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• (00:14:03) Duma and colleagues, Veterinary research communications, "Idebenone reduces oxidative stress and differentially improves chromatin integrity in dog and cat epididymal spermatozoa after slow freezing and vitrification.", 50, https://doi.org/10.1007/s11259-026-11400-3

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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: July 5th 2026 (abstracts published between 28th June and 4th July 2026)

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

### Papers Discussed Today:

• (00:01:03) Spada and colleagues, Theriogenology, "Development of an ultrasonographic grading system for cystic endometrial hyperplasia in dogs.", Vol 258, pp. 117892, https://doi.org/10.1016/j.theriogenology.2026.117892

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• (00:08:18) Pinzón-Osorio and colleagues, Animal reproduction science, "Pregnancy outcomes after TAI with cooled versus frozen bovine semen: A meta-analysis.", Vol 290, pp. 108183, https://doi.org/10.1016/j.anireprosci.2026.108183

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• (00:02:31) Chastant, Biology of reproduction, "DEVELOPMENTAL PROGRAMMING IN DOGS.", https://doi.org/10.1093/biolre/ioag055

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• (00:03:44) Couto and colleagues, Equine veterinary journal, "The efficacy of embryo recovery on consecutive days from Day 6.5 to obtain small embryos for vitrification.", Vol 58, pp. 981-992, https://doi.org/10.1111/evj.70098

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• (00:05:08) Martin-Pelaez and colleagues, Equine veterinary journal, "Abnormal cleavage patterns in equine in vitro-produced embryos lead to higher early pregnancy loss.", Vol 58, pp. 970-980, https://doi.org/10.1111/evj.70004

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• (00:06:35) Camozzi and colleagues, The Journal of small animal practice, "Multidrug resistance of bacterial pathogens in canine pyometra.", Vol 67, pp. 627-634, https://doi.org/10.1111/jsap.70110

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• (00:09:52) Lima and colleagues, Journal of dairy science, "Increasing gonadorelin hydrochloride dose at the first GnRH of breeding Ovsynch enhances luteinizing hormone release, ovulatory response, and pregnancy in first-service lactating dairy cows.", Vol 109, pp. 7523-7535, https://doi.org/10.3168/jds.2025-27334

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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: June 28th 2026 (abstracts published between 21st June and 27th June 2026)

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

### Papers Discussed Today:

• (00:00:55) Lei and colleagues, Theriogenology, "Divergent molecular strategies underlie bovine blastocyst hatching and cryopreservation stress adaptation revealed by integrated multi-omics.", Vol 264, pp. 118053, https://doi.org/10.1016/j.theriogenology.2026.118053

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• (00:02:20) Pintus and colleagues, Theriogenology, "Redox potential in animal andrology: An experimental study on boar semen.", Vol 264, pp. 118051, https://doi.org/10.1016/j.theriogenology.2026.118051

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• (00:03:46) Prochowska and colleagues, Theriogenology, "Aquaporins 2, 3, 4, 7, 8, and 11 in feline spermatozoa: relations to semen quality, osmotolerance and freezability.", Vol 264, pp. 118050, https://doi.org/10.1016/j.theriogenology.2026.118050

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• (00:05:13) Singh and colleagues, Theriogenology, "Isolation, characterization and evaluation of growth kinetics and multilineage differentiation of ovine ovarian mesenchymal stem cells.", Vol 264, pp. 118046, https://doi.org/10.1016/j.theriogenology.2026.118046

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• (00:06:40) Sousa and colleagues, Theriogenology, "How to dissociate porcine ovaries: towards efficient retrieval of putative female germline stem cells.", Vol 264, pp. 118049, https://doi.org/10.1016/j.theriogenology.2026.118049

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• (00:07:59) 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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• (00:09:28) Mikita and colleagues, Animal reproduction science, "Long term study of haematological and biochemical parameters in pigs with different embryo origins.", Vol 292, pp. 108276, https://doi.org/10.1016/j.anireprosci.2026.108276

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• (00:12:35) de Souza and colleagues, Journal of dairy science, "Genetic parameter estimates and genetic trends for cow longevity indicators in Holstein cattle based on different culling reasons and random regression models.", https://doi.org/10.3168/jds.2025-28060

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• (00:10:59) Dos Santos and colleagues, Reproduction (Cambridge, England), "Evidence That Heat Shock Protein A5 (HSPA5) Plays a Role During Bovine In Vitro Embryo Production.", https://doi.org/10.1093/reprod/xaag070

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• (00:16:56) Dekker and colleagues, RNA biology, "Impact of interspecies colostrum and milk replacement on circulating sncRNA dynamics of neonatal goat kids.", Vol 23, pp. 1-21, https://doi.org/10.1080/15476286.2026.2692293

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• (00:14:05) Ramström and colleagues, Scientific reports, "Differences in canine serum N-glycosylation pattern during infection and pregnancy.", 16, https://doi.org/10.1038/s41598-026-59457-z

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• (00:15:29) Jenkins and colleagues, Scientific reports, "Advanced paternal age is associated with reduced reproductive success and offspring racing performance in Australian Thoroughbred racehorses.", https://doi.org/10.1038/s41598-026-59342-9

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• (00:18:28) Yadav and colleagues, Tropical animal health and production, "Resistance-guided isolation and identification of antibiotic-resistant bacteria from bull semen: exploring alternatives to antibiotics in semen extenders.", 58, https://doi.org/10.1007/s11250-026-05180-w

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• (00:19:48) Chen and colleagues, Tropical animal health and production, "Machine-learning-based quantitative body condition scoring in Qinchuan beef cattle using conventional body measurements.", 58, https://doi.org/10.1007/s11250-026-05085-8

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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: June 21st 2026 (abstracts published between 14th June and 20th June 2026)

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

### Papers Discussed Today:

• (00:01:11) Cheng and colleagues, Theriogenology, "Zygote electroporation of base editor ribonucleoproteins enables efficient single-target editing but reveals limitations of multiplex base editing in sheep.", Vol 264, pp. 118042, https://doi.org/10.1016/j.theriogenology.2026.118042

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• (00:02:37) 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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• (00:04:07) 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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• (00:05:37) Ha and colleagues, Theriogenology, "Acetate treatment after zygotic genome activation enhances developmental competence of porcine IVF embryos.", Vol 264, pp. 118036, https://doi.org/10.1016/j.theriogenology.2026.118036

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• (00:07:06) Cools and colleagues, Animal reproduction science, "Estrus monitoring in giant pandas revisited: The importance of assay selection.", Vol 292, pp. 108275, https://doi.org/10.1016/j.anireprosci.2026.108275

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• (00:08:30) Girka and colleagues, Biology of reproduction, "C-type natriuretic peptide pre-maturation culture affects cytoplasmic maturation in bovine oocytes†.", Vol 114, pp. 2037-2052, https://doi.org/10.1093/biolre/ioag053

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• (00:10:09) de Oliveira Carvalho and colleagues, Biology of reproduction, "From adhesion to communication: how sperm binding modulates the bovine oviductal microenvironment†.", Vol 114, pp. 1791-1800, https://doi.org/10.1093/biolre/ioag043

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• (00:11:38) Shaleh and colleagues, Animal bioscience, "Heat Stress Response of Immortalized Cumulus Cells Derived from Hanwoo cattle.", https://doi.org/10.5713/ab.250896

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• (00:13:10) Saffari and colleagues, Aquaculture nutrition, "Does Dietary Vitamin E Improve Efficiency of Selenium Nanoparticles on Reproductive Performance in Marine Fish? Using Arabian Yellowfin Seabream (", Vol 2026, pp. 5995657, https://doi.org/10.1155/anu/5995657

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• (00:14:19) Santos and colleagues, Journal of animal physiology and animal nutrition, "Prenatal Exposure to Different Nitrogen Supplementation Strategies in Beef Cows Enhances Foetal Growth and Induces Transcriptional Adaptations in Offspring Skeletal Muscle.", https://doi.org/10.1111/jpn.70084

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• (00:15:59) Necchi and colleagues, Journal of equine veterinary science, "Achieving Success in Conventional Equine Embryo Transfer: A Practical Review.", 106065, https://doi.org/10.1016/j.jevs.2026.106065

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• (00:17:13) Hemmatzadeh-Dastgerdi and colleagues, Scientific reports, "Association between methylated fatty acids and early pregnancy outcomes in dairy cows: a plasma GC‒MS assay.", https://doi.org/10.1038/s41598-026-57619-7

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• (00:18:44) Solanki and colleagues, Tropical animal health and production, "In vivo use of melatonin improves oocyte developmental competence and blastocyst development rate in indigenous donor cow during summer.", 58, https://doi.org/10.1007/s11250-026-05116-4

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• (00:20:18) Akram, Veterinary research communications, "Embryo transfer in dairy herds: a comprehensive review of factors affecting pregnancy success from donor to embryo and recipient.", 50, https://doi.org/10.1007/s11259-026-11349-3

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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]