Bazer, F. W., Wang, X., Johnson, G. A., & Wu, G. (2015). Select nutrients and their effects on conceptus development in mammals. Animal Nutrition, 1(3), 85-95.
Chen, Y., Zhu, B., Wu, X., Li, S., & Tao, F. (2017). Association between maternal vitamin D deficiency and small for gestational age: evidence from a meta-analysis of prospective cohort studies. BMJ open, 7(8), e016404.
Cleal, J. K., Hargreaves, M. R., Poore, K. R., Tang, J. C., Fraser, W. D., Hanson, M. A., and Green, L. R. (2017). Reduced fetal vitamin D status by maternal undernutrition during discrete gestational windows in sheep. Journal of developmental origins of health and disease, 8(3), 370-381.
Dittmer, K. E., Surendran, A., Elder, P. A., & Hoyle, T. J. (2020). The effect of serum 25-hydroxyvitamin D concentration on fecundity of ewes on a New Zealand sheep farm. Small Ruminant Research, 190, 106149.
Gernand, A. D., Simhan, H. N., Klebanoff, M. A., & Bodnar, L. M. (2013). Maternal serum 25-hydroxyvitamin D and measures of newborn and placental weight in a US multicenter cohort study. The Journal of Clinical Endocrinology & Metabolism, 98(1), 398-404.
Goyal, R., Billings, T. L., Mansour, T., Martin, C., Baylink, D. J., Longo, L. D., Pearce, W.J., and Mata-Greenwood, E. (2016). Vitamin D status and metabolism in an ovine pregnancy model: effect of long-term, high-altitude hypoxia. American Journal of Physiology-Endocrinology and Metabolism, 310(11), E1062-E1071.
Handel, I., Watt, K. A., Pilkington, J. G., Pemberton, J. M., Macrae, A., Scott, P., McNeilly, T. N., Berry, J. L., Clements, D. N., Nussey, D. H., and Mellanby, R. J. (2016). Vitamin D status predicts reproductive fitness in a wild sheep population. Scientific reports, 6(1), 18986.
Holick, M. F. (2007). Vitamin D deficiency. New England journal of medicine, 357(3), 266-281.
Holick, M. F., and Chen, T. C. (2008). Vitamin D deficiency: a worldwide problem with health consequences. The American journal of clinical nutrition, 87(4), 1080S-1086S.
Karimi, A., Abarghuei, M. J., and Boostani, A. (2021). Influence of Crossbreeding of Ghezel Ram with Grey Shirazi Ewe on Growth Performance, Feed Efficiency and Carcass Traits of Fattening Lambs. Comparative Clinical Patholology. 24(6), 1267-1271.
KAYA, S., & KOÇAK, G. (2022). Effect of Vitamin D Injection with Synchronization Protocols on Some Reproductive Parameters in Romanov Sheep in Breeding Season. Van Veterinary Journal, 33(3), 76-79.
Kobeisy, M. A., Badry, G., Ata, A., & Salem, A. (2021). Effect of vitamin D injection on reproductive performance of Saidi ewes. Egyptian Journal of Nutrition and Feeds, 24(2), 17-23.
Lappe, J. M., Travers-Gustafson, D., Davies, K. M., Recker, R. R., and Heaney, R. P. (2007). Vitamin D and calcium supplementation reduces cancer risk: results of a randomized trial. The American journal of clinical nutrition, 85(6), 1586-1591.
Larqué, E., Morales, E., Leis, R., and Blanco-Carnero, J. E. (2018). Maternal and foetal health implications of vitamin D status during pregnancy. Annals of Nutrition and Metabolism, 72(3), 179-192.
Lerchbaum, E., and Obermayer-Pietsch, B. (2012). Mechanisms in endocrinology: Vitamin D and fertility: a systematic review. European journal of endocrinology, 166(5), 765-778.
Merino, O., Sánchez, R., Gregorio, M. B., Sampaio, F., and Risopatrón, J. (2019). Effect of high-fat and vitamin D deficient diet on rat sperm quality and fertility. Theriogenology, 125, 6-11.
Mumford, S.L., Garbose, R.A., Kim, K., Kissell, K., Kuhr, D.L., Omosigho, U.R., Perkins, N.J., Galai, N., Silver, R.M., Sjaarda, L.A. and Plowden, T.C. (2018). Association of preconception serum 25-hydroxyvitamin D concentrations with livebirth and pregnancy loss: a prospective cohort study. The lancet Diabetes and endocrinology, 6(9), 725-732.
Nisar, M., Beigh, S. A., Mir, A. Q., Hussain, S. A., Dar, A. A., Yatoo, I., & Khan, A. M. (2024). Association of vitamin D status with redox balance and insulin resistance and its predicting ability for subclinical pregnancy toxemia in pregnant sheep. Domestic Animal Endocrinology, 86, 106823.
Paulson, S. K., and Langman, C. B. (1990). Plasma vitamin D metabolite levels in pregnant and nonpregnant ewes. Comparative Biochemistry and Physiology--Part A: Physiology, 96(2), 347-349.
Rahayej Torfi, H., Jalali, S. M., Makki, M., Boostani, A., and Haji Hajikolaei, M. R. (2022). Evaluation of metabolic profile at mating, gestation, and early lactation in Gray Shirazi ewes. Iranian Veterinary Journal, 18(3), 114-125.
Ruiz-Larrañaga, O., Asadollahpour Nanaei, H., Montes, I., Ayatollahi Mehrgardi, A., Abdolmohammadi, A., Kharrati-Koopaee, H., Sohrabi, S.S., Rendo, F., Manzano, C., Estonba, A. and Iriondo, M. (2020). Genetic structure of Iranian indigenous sheep breeds: insights for conservation. Tropical Animal Health and Production, 52, 2283-2290.
Russel, A. J. F., Doney, J. M., and Gunn, R. G. (1969). Subjective assessment of body fat in live sheep. The Journal of Agricultural Science, 72(3), 451-454.
Sucupira, M. C. A., Nascimento, P. M., Lima, A. S., Márcia de Oliveira, S. G., Della Libera, A. M. M. P., and Susin, I. (2019). Parenteral use of ADE vitamins in prepartum and its influences in the metabolic, oxidative, and immunological profiles of sheep during the transition period. Small ruminant research, 170, 120-124.
Symonds, M. E., Sebert, S. P., Hyatt, M. A., and Budge, H. (2009). Nutritional programming of the metabolic syndrome. Nature Reviews Endocrinology, 5(11), 604-610.
Weinert, L. S., and Silveiro, S. P. (2015). Maternal–fetal impact of vitamin D deficiency: a critical review. Maternal and child health journal, 19, 94-101.
Zhang, R., and Naughton, D. P. (2010). Vitamin D in health and disease: current perspectives. Nutrition journal, 9, 1-13.
Zhou, P., McEvoy, T. G., Gill, A. C., Lambe, N. R., Morgan-Davies, C. R., Hurst, E., Sargison, N.D. and Mellanby, R. J. (2019). Investigation of relationship between vitamin D status and reproductive fitness in Scottish hill sheep. Scientific reports, 9(1), 1162.
