Animal Molecular Breeding 2024, Vol.14, No.1, 36-44 http://animalscipublisher.com/index.php/amb 44 In summary, GWAS has played a critical role in unraveling the genetic basis of poultry egg-laying performance, and future research will continue to rely on this tool to deepen understanding and address practical issues in genetic improvement. As science and technology continue to advance, the outlook for the poultry industry and genetic research is promising, heralding the arrival of more efficient and sustainable poultry production systems. References Bamidele O., Sonaiya E.B., Adebambo O.A., and Dessie T., 2020, On-station performance evaluation of improved tropically adapted chicken breeds for smallholder poultry production systems in nigeria, Tropical Animal Health and Production, 52: 1541-1548. https://doi.org/10.1007/s11250-019-02158-9 Chen C.B., Xu L.J., Yu H.J., Zou B.C., Long F., and Qu M.R., 2021, Research advances on application of trace elements zinc in poultry production, Ciliao Yanjiu (Feed Research), 44(5): 105-108. Emrani H., Torshizi R., Masoudi A., and Ehsani A., 2017, Identification of new loci for body weight traits in F2 chicken population using genome-wide association study, Livestock Science, 206: 125-131. https://doi.org/10.1016/j.livsci.2017.10.016 Gao G.L., Zhang K.S., Zhao X.Z., Xu G.Y., Xie Y.H., Zhou L., Zhang C.L., and Wang Q.G., 2023, Identification of molecular markers associated with goose egg quality through genome-wide association analysis, Zhongguo Nongye Kexue (Scientia Agricultura Sinica), 56(19): 3894-3904. Han G.F., Bai Z.C., Li Y.S., and Li C.M., 2023, Current approaches and applications for in ovo sexing of eggs: a review, Zhinenghua Nongye Zhuangbei Xuebao Zhongyingwen (Journal of Intelligent Agricultural Mechanization), 4(1): 26-35. Huang S.S., Wen X.J., Wang G.P., Yu K., Song B.W., Zheng W., and Zhang Y.H., 2022, The effects of different selenium sources on the physiology and production performance of poultry, Zhongnan Nongye Keji (South-Central Agricultural Science and Technology), 43(5): 184-188. Khalil M., Iraqi M., and Saleh M., 2021, Molecular approaches of candidate genes in genetic improvement programs in poultry, Livestock Science, 18: 334. Lien C., Tixier-Boichard M., Wu S., and Chen C., 2020, Identification of QTL and loci for egg production traits to tropical climate conditions in chickens, Livestock Science, 234: 103980. https://doi.org/10.1016/j.livsci.2020.103980 Liu Z., Yang N., Yan Y., Li G., Liu A., Wu G., and Sun C., 2019, Genome-wide association analysis of egg production performance in chickens across the whole laying period, BMC Genetics, 67: 20. https://doi.org/10.1186/s12863-019-0771-7 Mengesha Y., Kebede E., and Getachew A., 2022, Review of chicken productive and reproductive performance and its challenges in Ethiopia, All Life, 15(1): 118-125. https://doi.org/10.1080/26895293.2021.2024894 Ou S.Y., Ou Y.C., and Yao C.H., 2021, Research progress of polysaccharide extraction and its effect on poultry growth,immunity and egg production, Ciliao Yanjiu (Feed Research), 44(4):141-143. Ru M., Zeng W.H., Peng J.L., Zeng Q.J., Yin C., Cui Y., Wei Q., Liang H.P., Xie X.H., and Huang J.Z., 2023, Esearch progress on follicles development of hens and its epigenetic regulatory mechanism, Xumu Shouyi Xuebao (Acta Veterinaria et Zootechnica Sinica), 54(9): 3613-3622. Tang X.X., Zheng J.M., Luo N., Ying F., Zhu D., Li S., Liu D.W., An B.X., Wen J., Zhao G.P., and Li H.G., 2024, Genetic mechanism of broiler leg disease based on genome-wide association analysis, Xumu Shouyi Xuebao (Acta Veterinaria et Zootechnica Sinica), 55(1):99-109. Wang J., Zhu B., Wen J., Li Q., and Zhao G., 2020, Genome-wide association study and pathway analysis for heterophil/lymphocyte (h/l) ratio in chicken, Genes, 11:105. https://doi.org/10.3390/genes11091005 Wang J.P., and Zhang K.Y., 2021, Effects of oxidative stress on follicular atresia in poultry and its mechanism, Dongwu Yingyang Xuebao (Chinese Journal of Animal Nutrition), 33(6): 3001-3009. Xu R.S., Shang X.G., Chen W., Zhu X.P., and Zheng C.T., 2020, Research progress on threonine in poultry nutrition, Zhongguo Jiaqing (China Poultry), 42(1): 93-98.
RkJQdWJsaXNoZXIy MjQ4ODY0NQ==