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2026
Savegnago, C. G., Y. B. Amancio, J. Gao, A. Roper, T. Marins, N. Andriotti, M. Guenther, B. Davidson, A. Amato, A. Geiger, J. Laporta , and S. Tao. 2026. Impact of heat stress abatement and milk replacer feeding programs on thermoregulation, health, and growth performance of dairy heifers during a subtropical summer. Accepted (In Press).
Tabor E., Larsen G., Laporta J. 2026. Provision of active ventilation via solar-power fans to outdoor hutches during summer improves immune function of dairy heifers. JDS Communications . Available online, March 6.
Davidson B., Field S., Riesgraf, Kayle K., Montes M, Dorea J., Dahl G.E., Laporta J. 2026. Mammary gland macro- and microstructural development during the first pregnancy following in utero heat stress exposure. Frontiers in Animal sciences. Volume 7 – 2026
Guadagnin A., Tabor E., Davidson B., Guenther M., Larsen G., Sherlock D., Luchini D., Arriola Apelo S., Laporta, J. Accepted
Kang, D., Eckhardt, E. P., Field, S., Laporta, J., and Kim, J. 2026. Prenatal Heat Stress Programs Skeletal Muscle Metabolism and Myogenesis in Dairy Heifer. Meat and Muscle Biology 10(1): 20990, 1-18.
2025
Laporta J. , M. Guenther. 2025. Making future udders: Mammary development and perinatal programming of dairy cattle. JDS Comm. (6):42–46. doi: 10.3168/jdsc.2025-0828Boucher A., Oudihat M., Martin H., Dufour P., Laporta J ., Sirard M.A., Ouellet V. 2025. Epigenetic signature of prenatal heat stress: DNA methylation changes in whole blood of dairy calves from birth to weaning. J Dairy Sci. E-Pub ahead of print (25)00959-2. doi: 10.3168/jds.2025-27306.
Larsen, G., E. Tabor, A. Hoerl, K. Reuscher, J.R. Dorea J. Van Os, T. Ollivett., J. Laporta . 2025. Thermo-physiological responses and hutch microclimate of outdoor hutch-housed dairy heifers with or without continuous ventilation during a continental summer. J Dairy Sci. In Press doi: 10.3168/jds.2025-27480.
Guenther, M. C., B. D. Davidson, C. G. Savegnago, C. E. Halbach, A. A. C. Alves, S. Tao, and J. Laporta . 2025. Validation of a positive pressure tube ventilation system for heat abatement of outdoor preweaning dairy heifers. J Dairy Sci doi: 10.3168/jds.2025-26747
Amato, A., C. Cavallo, A. Minuti, E. Trevisi, P. Engler, H. Bui, E. Gugliandolo, L. Llobat, J. Laporta , G. Emmanuele, L. Liotta, and V. Lopreiato. 2025. Rumen-protected dry grape extract supplementation enhances milk production, behavior traits, and immunometabolism of mid-lactating Fleckvieh cows under naturally occurring heat stress. J Dairy Sci doi: 10.3168/jds.2025-26830
Casarotto, L. T., H. N. Jones, P. Chavatte-Palmer, J. Laporta , F. Peñagaricano, V. Ouellet, J. Bromfield, and G. E. Dahl. 2025. Late-gestation heat stress alters placental structure and function in multiparous dairy cows. J Dairy Sci 108(1):1125-1137. doi: 10.3168/jds.2024-25529
Davidson, B. D., S. L. Field, B. Dado-Senn, A. D. Beard, P. L. J. Monteiro, K. A. Riesgraf, A. R. Guadagnin, M. C. Wiltbank, G. E. Dahl, and J. Laporta . 2025a. In utero heat stress compromises whole-body growth and mammary development from postweaning through puberty. J Dairy Sci 108(7):7837-7850. doi: 10.3168/jds.2025-26458
Davidson, B. D., K. Hardy, and J. Laporta . 2025b. Transgenerational skin adaptations to late-gestation heat stress in great-granddaughters. JDS Commun 6(5):694-699. doi: 10.3168/jdsc.2025-0786
Fabris, T. F., J. Laporta , F. N. Corra, Y. M. Torres, D. J. Kirk, J. D. Chapman, and G. E. Dahl. 2025. Effects of an Immunomodulatory Supplement and Evaporative Cooling on Immune Status, Mammary Gland Microstructure, and Gene Expression of Cows Exposed to Heat Stress During the Dry Period . Animals 15(21):3113.
Field, S. L., L. M. Arendt, L. L. Hernandez, and J. Laporta . 2025. Characterizing serotonin expression throughout bovine mammary gland developmental stages and its relationship with 17β-estradiol at puberty. PLoS One 20(3):e0319914. doi: 10.1371/journal.pone.0319914
Laporta, J. , B. Dado-Senn, A. R. Guadagnin, L. Liu, and F. Peñagaricano. 2025. Preweaning heat stress alters liver transcriptome and DNA methylation in dairy calves. J Dairy Sci 108(4):4390-4402. doi: 10.3168/jds.2024-25975Negreiro, A., T. Bresolin, R. E. P. Ferreira, B. Dado-Senn, J. M. C. Van Os, J. Laporta , and J. R. R. Dórea. 2025. Computer vision systems for monitoring hutch-housed dairy calves. Journal of Dairy Science 108(9):9998-10011. doi: https://doi.org/10.3168/jds.2025-26267
Tabor, E., A. R. Guadagnin, M. Guenther, L. R. Cangiano, F. Panisa, B. Anderson, L. Niehues, C. Marotz, M. Embree, and J. Laporta . 2025. Effects of feeding a rumen-native microbial live supplement during pre- and postpartum on health, performance, and blood metabolites of Holstein cows. J Dairy Sci 108(11):12705-12721. doi: 10.3168/jds.2025-26677.
2024
Davidson BD, Zambon AA, Guadagnin A, Hoppmann A, Larsen G; Sherlock D, Luchini D, Arriola Apelo S, Laporta J (2024). Rumen-protected methionine supplementation during the transition period under artificially induced heat stress: impacts on cow-calf performance . Journal of Dairy Science doi: 10.3168/jds.2024-24739.
Larsen G, Laporta J (2024). Carry-over effects of maternal late-gestation heat stress on granddaughter’s growth and mammary gland development . Journal of Dairy Science, 107(8):6383-6392.
Laporta J , Khatib H, Zachut M (2024). Phenotypic and molecular evidence of inter- and trans-generational effects of heat stress in livestock mammals and humans . Animal. 29:101121.Guadagnin A, Penagaricano F, Dahl GE, Laporta J (2024). Programming effects of intrauterine hyperthermia on adrenal gland development . Journal of Dairy Science . 3: S0022-0302(24)00647-7.
Dado-Senn, Van Os J, Dorea J, Laporta J (2024). Actively ventilating calf hutches using solar-powered fans: Effects on hutch microclimate and calf thermoregulation . JDS Communications , 5(1):61-66.
Davidson BD, Gonzales ET, Mast GL, Laporta J (2024). Late gestation heat stress in Holstein dams programs in utero development of daughter’s germline, triggering skin and hair morphology adaptations of granddaughters . JDS Communications , 5(1):83-88.
Field SL, Galvan EA, Hernandez LL, Laporta J (2024). Exploring the contribution of mammary-derived serotonin on liver and pancreas metabolism during lactation . PLoS One . 2024 19(6):e0304910.
Riesgraf KA, Akins MS, Laporta J , Weigel KA (2024). Long-term growth, feed efficiency, enteric methane emission, and blood metabolite responses to in utero hyperthermia in Holstein heifers . Journal of Dairy Science, 107(8):6358-6370.
Van Os J, Reusher K, Dado-Senn B, Laporta J (2024). Thermal stress impacts on calf welfare . JDS Communications 5(3):253-258.
2023
Davidson BD, Gonzales ET, Mast GL, Laporta J (2023). Late gestation heat stress in Holstein dams programs in utero development of daughter’s germline, triggering skin and hair morphology adaptations of granddaughters . Journal of Dairy Science Communications 5(1):83-88.
Dado-Senn B, Van Os J, Dorea J, and Laporta J (2023). Actively ventilating calf hutches using solar-powered fans: effects on hutch microclimate and calf thermoregulation . Journal of Dairy Science Communications . 5(1):61-66.
Pszczolkowski VL, Connelly MK, Hoppman A, Benn AD, Laporta J , Hernandez LL, Apelo SIA (2023). Intravenous infusion of 5-hydroxytryptophan to mid-lactation Holstein cows transiently affects milk production and circulating amino acid concentrations . Journal of Dairy Science . In Press. Published online: December 13, 2023.
Lemas DJ, Du X, Dado-Senn B, Xu K, Dobrowolski A, Magalhães M, Aristizabal-Henao JJ, Young BE, Francois M, Thompson LA, Parker LA, Neu J, Laporta J , Misra BB, Wane I, Samaan S, Garrett TJ (2023). Untargeted Metabolomic Analysis of Lactation-Stage-Matched Human and Bovine Milk Samples at 2 Weeks Postnatal . Nutrients , 15(17):3768.
Silva GM, Laporta J , Podversich F, Schulmeister TM, Santos ERS, Dubeux JCB Jr, Gonella-Diaza A, DiLorenzo N (2023). Artificial shade as a heat abatement strategy to grazing beef cow-calf pairs in a subtropical climate . PloSOne 18 (7):e0288738.
Casaro S, Prim J, Gonzalez T, Marrero MGG Laporta J , Jeon S, Bicalho R, Driver JD, Galvao K (2023). Unraveling the immune and metabolic changes associated with metritis in dairy cows . Journal of Dairy Science 106(12):9244-9259.
Pszczolkowski V, Connelly M, Beard A, Benn A, Laporta J , Hernandez LL, Ariola Apelo S (2023). Serotonin alters insulin and free fatty acid response to a glucose challenge in lactating dairy cows . Journal of Endocrinology . 257(3):e220280.
Filed S., Davidson B.D., Hoerl A.F., Dado-Senn B., Hernandez L.L., Laporta .J . 2022. Amplifying local serotonin signaling prior to dry-off hastens mammary gland involution and redevelopment in dairy cows . Journal of Dairy Science , 106(5): 3719-3733.
2022
Dado-Senn B., Ouellet V., Lantigua V., Van Os J., Laporta J 2022. Methods for detecting heat stress in hutch-housed dairy calves in a continental climate . Journal of Dairy Science , 106(2): 1039-1050.
Molinari P., Davidson B., Laporta J. , Dahl G.E., Sheldon M.I., Bromfield J. 2022. Prepartum heat stress in dairy cows increases postpartum inflammatory responses in blood of lactating dairy cows . Journal of Dairy Science 106(2):1464-1474.
Cattaneo L., Laporta J. , G.E. Dahl. 2022. Programming effects of late gestation heat stress in dairy cattle . Reproduction, Fertility and Development. Published online: 31/10/22.
Laporta J. , Lemley C., Chavatte-Palmer P. 2022. Editorial: The Influences of Early Life Experiences on Future Health and Productivity. Frontiers in Animal Science (online access ) Dado-Senn B., Field S.L., Davidson B.D., Dahl G.E., Laporta J . 2022. In utero hyperthermia in late-gestation derails dairy calf early-life mammary development . Journal of Animal Science 100 (10), skac186.
Davidson B., Sarlo K., Dahl G.E., Mateescu R., Laporta J . 2022. Effect of in utero exposure to hyperthermia on postnatal hair length, skin morphology, and thermoregulatory responses . Journal of Dairy Science . 105 (11), 8898-8910.
Casaro S., Marrero M.G., Madrid D.M.C., Prima J.G., Nelsonb C.D., Galvão K.N., Laporta J. , Driver J.P 2022. Flow cytometry panels for immunophenotyping dairy cattle peripheral blood leukocytes . Veterinary Immunology and Immunopathology , 248:110417
Skibiel A.L., Koh J., Zhu N., Zhu F., Yoo Mi-J., Laporta J . 2022. Carry-over effects of dry period heat stress on the mammary gland proteome and phosphoproteome in the subsequent lactation of dairy cows . Scientific Reports 12(1):6637
Toledo I., Ouellet V., Davidson B., Dahl G.E., Laporta J . 2022. Effects of exposure to heat stress during late gestation on the daily time budget of nulliparous Holstein heifers . Frontiers in Animal Science (online access).
Field S.L., Sheftel C.M., Ouellet V., Hernandez L.L, Laporta J . 2022. In vitro effects of 5-Hydroxy-L-tryptophan supplementation on primary bovine mammary epithelial cell gene expression under thermoneutral or heat shock conditions . Scientific Reports , 12:3820.
Dado-Senn B., Gingerich K.N., Horvath K.C., Field S.L., Marrero M.G., Maunsell F., Miller-Cushon E.K., Laporta J . 2022. Early-life heat stress on dairy calf thermoregulatory behavior . JDS Communications . 3(1):38-43
Laporta J. , Dad-Senn B, Skibiel A.L. 2022) Late gestation hyperthermia: epigenetic programming of daughter’s mammary development and function . Domestic Animal Endocrinology. 78:106681.
2021
Ouellet V., Boucher A., Dahl G.E., Laporta J. 2021. Consequences of maternal heat stress at different stages of embryonic and fetal development on dairy cows’ progeny . Animal Frontiers , 11(6):48–56.
Dado-Senn B., Field S.L., Davidson B.D., Casarotto L.T., Marrero M.G., Ouellet V., Cunha F., Sacher M., Rice C.L., Maunsell F., Dahl G.E., Laporta J . 2021. Late-gestation in utero heat stress limits dairy heifer early-life growth and organ development . Frontiers in Animal Science, Animal Physiology and Management . online access.
Dado-Senn B., Skibiel A.L, Arriola Apelo S.I, Dahl G.E., Laporta J . 2021. Dry period heat stress impacts mammary protein metabolism in the subsequent lactation . Animals 11(9), 2676.
Laporta J . 2021. Early-life exposure to hyperthermia: productive and physiological outcomes, cost, and opportunities . Journal of Dairy Science. ADSA Foundation Scholar Award. 104(11):11337-11347Ouellet V., Toledo I.M., Dado-Senn B., Dahl G.E., Laporta J . 2021. Critical temperature-humidity index thresholds for dry cows in a subtropical climate . Frontiers in Animal Science, Animal Physiology and Management. online access
Palmer E., Peñagaricano F., Vedovatto M., Oliveira R.A., Field SL, Laporta J ., Moriel P. 2021. Effects of maternal gestational diet, with or without methionine, on muscle transcriptome of Bos indicus-influenced beef calves following a vaccine-induced immunological challenge . PLoS One. 16(6): e0253810.
Marrero M.G., Dado-Senn, Field S.L., Yang G., Driver J.P., Laporta J. 2021. Chronic heat stress delays immune system development and alters serotonin signaling in pre-weaned dairy calves . PlosOne . 16(6):e0252474.
Field S.L., Marrero M.G., Liu L., Peñagaricano F., Laporta J 2021. Histological and transcriptomic analysis of adipose and muscle of dairy calves supplemented with 5-hydroxytryptophan . Scientific Reports. 6;11(1):9665.
Asseng S., Spänkuch D., Hernandez-Ochoa I.M., Laporta J . 2021. The upper temperature thresholds of life . The Lancet Planetary Health. 5(6): E378-E385.
Medeiros G., Cangiano L.R, Fabris T.F., Merenda V.R, Chebel R.C., Dubeux J.C.B., DiLorenzo N, Laporta J . 2021. Providing artificial shade to pregnant grazing beef heifers impacts growth and activity . Translational Animal Science . 5:1-11.
Ouellet V., Negrao J, Skibiel A., Lantigua V.A., Fabris T.F., Marrero M.G., Dado-Senn B., Laporta J ., Dahl G.E. 2021. Endocrine signals altered by heat stress impact dairy cow mammary cellular processes at different stages of the dry period . Animals 11, 563.
Davidson, B.D., Dado-Senn B., Ouellet V., Dahl G.E., Laporta J 2021. Effect of late-gestation heat stress in nulliparous heifers on postnatal growth, passive transfer of immunoglobulin G, and thermoregulation of their calves . JDS Communications. In press
Davidson B.D., Dado-Senn B., Rosa Padilla N., Fabris T.F., Trevisan L., Ouellet V. Toledo I.T., Dahl G.E., Laporta J . 2021. Late-gestation heat stress abatement in dairy heifers promotes thermoregulation and improves productivity . Journal of Dairy Science , 104:2357-2368
Field S.L., Marrero M.G., Dado-Senn B, Skibiel A.L, Ramos P.M., Scheffler T.L., Laporta J . 2021. Peripheral serotonin regulates glucose and insulin metabolism in Holstein dairy calves . Domestic Animal Endocrinology, 74:106519.
2020
Collier R.J., Hernandez L.L., Laporta J. , Lauderdale J., Smith Z.K., Vicini J.L. 2020. Impacts on Human Health and Safety of Naturally Occurring and Supplemental Hormones in Food Animals . Council for Agricultural Science and Technology Commentary, QTA2020-4, 28.
Marrero M.G., Field S.L., Skibiel A.L., Dado-Senn B., Driver J.P., Laporta J . 2020. Increasing serotonin bioavailability alters gene expression in peripheral leukocytes and lymphoid tissues of dairy calves . Scientific Reports, 10(1):9712.
Dado-Senn B., Laporta J. , Dahl G.E. 2020. Carry-over effects of late-gestational heat stress on dairy cattle progeny . Theriogenology , 154:17-23.
Casarotto L.T., Laporta J. , Ferreira K., Davidson B.D., Moy K., Almeida A.K., Chapman J.D., Mclean D.J., Kirk D.J., Barbu N.I., Ouellet V., Dahl G.E. 2020. Effect of feeding an immune modulator to multiparous Holstein cows during the dry period and early lactation on health, milk and reproductive performance . Animal Feed Science and Technology, 267:114527.
Fabris, T.F., Laporta J. , Skibiel A.L., Dado-Senn B., Wohlgemuth S.E., Dahl G.E. 2020. Effect of heat stress during early, late, and the entire dry period on mammary development in Holstein cattle . Journal of Dairy Science , 103:8576-8586.
Dado-Senn B., Ouellet V., Dahl G.E., Laporta J . 2020. Methods for assessing heat stress in pre-weaned dairy calves exposed to heat stress or continuous cooling . Journal of Dairy Science , 103:8587-8600.
Laporta J ., Ferreira F.C., Ouellet V., Dado-Senn B., Almeida A.K., DeVries A., Dahl G.E. 2020. Late-gestation heat stress impairs daughters and granddaughters’ lifetime performance . Journal of Dairy Science , 103: 7555-7568. “Editor’s Choice” article Journal of Dairy Science August 2020 issue “100 Most Cited paper since 2019” in the Journal of Dairy Science “ Ouellet V., Laporta J. , Dahl G.E. 2020. Late gestation heat stress in dairy cows: effects on dam and daughter . Theriogenology , 150:471-479.
Dahl G.E., Tao S., Laporta J . 2020. Heat stress impacts immune status in cows across the life cycle . Frontiers in Veterinary Science, 7: 116.
Dado-Senn B., Vega-Acosta L., Torres Rivera M., Field S.L., Marrero M.G., Davidson B., Tao S., Fabris T.F., Ortiz-Colón G., Dahl G.E., Laporta J . 2020. Pre- and postnatal heat stress abatement impacts dairy calf thermoregulation and performance . Journal of Dairy Science , 103:4822-4837.
