1.Almeida, S.E.M., Santos, L.B.S., Passos, D.T., Corbellini, A.O., Lopes, B.M.T., Kirst, C., Terra, G., Neves, J.P., Gonçalve, P.B.D., Moraes, J.C.F. and Weimer, T.A. 2008. Genetic polymorphisms at the leptin receptor gene in three beef cattle breeds. Genet. Mol. Biol., 31(3): 680-685.

2.Carvajal, A., Folch, C. and Martinez, V. 2010. Associations of single nucleotide polymorphisms with milk production traits in chilean dairy cattle. In Proceedings of 26th World Buiatrics Congress. Nov 2010. Santiago, Chile.

3.Chen, C.C., Chang, T. and Su, H.Y. 2004. Characterization of porcine leptin receptor polymorphisms and their association with reproduction and production traits. Anim. Biotechnol., 15: 89-102.

4.Chilliard, Y., Delavaud, C. and Bonnet, M. 2005. Leptin expression in ruminants: Nutritional and physiological regulations in relation with energy metabolism. Domestic Anim. Endocrinol., 29: 3-22.

5.Clempson, A.M., Pollott, G.E., Brickell, J.S., Bourne, N.E., Munce, N. and Wathes, D.C. 2011. Evidence that leptin genotype is associated with fertility, growth, and milk production in Holstein cows. J. Dairy Sci., 94: 3618-3628.

6.De Matteis, G., Scata, M.C., Grandoni, F., Petrera, F., Abeni, F., Catillo, G., Napolitano, F. and Moioli, B. 2012. Association analyses of single nucleotide polymorphisms in the leptin and leptin receptor genes on milk and morphological traits in Holstein cows. Open J. Anim. Sci., 2(3): 174-182.

7.Ghanbari-Baghenoey, S.S., Ansari-Mahyari, H., Asadollahpour- Nanaei, M., Rostami, M.A. and Edriss, A. 2014. Association of LEPR gene Polymorphism with milk yield and age at first calving in the Iranian Holstein dairy cows. J. Livest. Sci. Technol., 2(2): 39-42.

8.Giblin, L., Butler, S.T., Kearney, B.M., Waters, S.M., Callanan, M.J. and Berry, D.P. 2010. Association of bovine leptin polymorphism with energy storage traits in progeny tested Holstein- Fresian dairy cattle sires. BMC Genet., 11: 73-77.

9.Glantz, M., Mansson, H.L., Stalhammar, H. and Paulsson, M. 2011. Effect of polymorphisms in the leptin, leptin receptor, and acyl-coenzyme A: diacylglycerolacyltransferase 1 (DGAT1) genes and genetic polymorphism of milk proteins on cheese characteristics. J. Dairy Sci., 94 (7): 3295-3304.

10.Glantz, M., Mansson, H.L., Stalhammar, H. and Paulsson, M. 2012. Effect of polymorphism in the leptin, leptin receptor and acyl-CoA:diacylglycerol acyltransferase 1 (DGAT1) genes and genetic polymorphism of milk pro¬teins on bovine milk composition. J. Dairy Res., 79: 110-118.

11.Houseknecht, K.L. and Portocarrero, C.P. 1998. Leptin and its receptors: Regulators of whole-body energy homeostomestasis. Domest. Anim. Endocrinol., 15: 457-475.

12.Kappes, S.M., Keele, J.W., Stone, R.T., McGraw, R.A., Sonstegard, T.S., Smith, T.P., Lopez-Corrales, N.L. and Beattie, C.W. 1997. A second-generation linkage map of the bovine genome. Genome Res., 7: 235-249.

13.Komisarek, J. and Dorynek, Z. 2006. The relationship between the T945M single nucleotide polymorphism in the leptin receptor gene (LEPR) and milk production traits in Jersey cows. Anim. Sci. Pap. Rep., 24(4): 271-277.

14.Komisarek, J. 2010. Impact of LEP and LEPR gene polymorphisms on functional traits in Polish Holstein- Friesian cattle. Anim. Sci. Pap. Rep., 28: 133-141.

15.Liefers, S.C., Veerkamp, R.W., Te-Pas, M.F.W., Delavaud, C., Chilliard, Y. and Van Der Lende, T. 2004. A missense mutation in the bovine leptin receptor gene is associated with leptin concentrations during late pregnancy. Anim. Genet., 35: 138-141.

16.Mackowski, M., Szymoniak, K., Szydlowski, M., Kamyczek, M., Eckert, R., Rozycki, M. and Switonski, M. 2005. Missense mutations in exon 4 of the porcine LEPR gene encoding extracellular domain and their association with fatness traits. Anim. Genet., 36: 135-137.

17.Matteis, G., Scata, M.C., Grandoni, F., Petrera, F., Abeni, F., Catillo, G., Napolitano, F. and Moioli, B. 2012. Association analyses of single nucleotide polymorphisms in the leptin and leptin receptor genes on milk and morphological traits in Holstein cows. Open J. Anim. Sci., 2: 174-182.

18.Moravcikova, N. and Trakovicka, A. 2012. SNP analyses of the bovine growth hormone and leptin genes by PCR – RFLP method. J. Microbiol. Biotechnol. Food Sci., 1 (February Special): 679-688.

19.Moravcikova, N., Trakovicka, A. and Kasarda, R. 2012. Polymorphism within the intron region of the bovine leptin gene in Slovak Pinzgau Cattle. Anim. Sci. Biotechnol., 245(1): 112-115.

20.NBAGR, 2014. National Bureau of Animal Genetic Resources. http://www.nbagr.res.in/asp.

21.Nonaka, S., Hashizume, T. and Kasuya, E. 2006. Effects of intracerebroventricular injections of leptin on the release of luteinizing hormone and growth hormone in castrated calves. Anim. Sci. J., 77: 196-200.

22.Pandey, V., Nigam, R., Rambachan, Singh, P., Singh, S.P. and Madan, A.K. 2016. Plasma leptin and biochemical profile around parturition in primiparous Sahiwal cows. Rumin. Sci., 5 (2): 227-233.

23.Pandey, V., Nigam, R., Singh, S.P., Sharma, D., Tiwari, M. and Chaudhary, S. 2019. Circulating levels of adipokines and hormones in periparturient primiparous Sahiwal cows. Ind. J. Anim. Sci., 89(6): 645–647.

24.Pandey, V., Nigam, R., Singh, S.P., Sharma, D., Tiwari, M. and Rambachan. 2017. Effect of leptin gene polymorphism on reproduction and production traits in Sahiwal cattle. Rumin. Sci., 6(2): 237-242.

25.Pfister-Genskow, M., Hayes, H., Eggen, A., and Bishop, M.D. 1997. The leptin receptor (LEPR) gene maps to bovine chromosome 3q33. Mamm. Genome, 8: 227.

26.Rambachan, Nigam, R., Pandey, V., Singh, P., Singh, S.P. and Sharma, D. 2017. Genetic polymorphisms of leptin gene in relation with reproduction traits in Hariana cows. J. Anim. Res., 7(3): 1-5.

27.Sambrook, J. and Russel, D.W. 2001. Molecular Cloning: A Laboratory Manual. 3rd edn, Vol. 1, Cold Spring Harbor Laboratory Press, New York, USA.

28.Schenkel, F.S., Miller, S.P., Moore, S.S., Li, C., Fu, A, Lobo S, Mandell, I.B. and Wilton, J.W. 2006. Association of SNPs in the leptin and leptin receptor genes with different fat depots in beef cattle. In: Proceedings of the 8th Word Congress on genetics applied to livestock production. August. 2006. Belo Horizonte, Minas Gerais, Brazil.

29.Silva, L.F.P., Vandehaar, M.J., Weber-Nielsen, M.S. and Smith, G.W. 2002. Evidence for a local effect of leptin in bovine mammary gland. J. Dairy Sci., 85: 3277-3286.

30.Silva, R.C., Ferraz, J.B., Meirelles, F.V., Eler, J.P., Balieiro, J.C., Cucco, D.C., Mattos, E.C., Rezende, F.M. and Silva, S.L. 2012. Associations of single nucleotide polymorphisms in the bovine leptin gene and leptin receptor genes with growth and ultrasound carcass traits in Nellore cattle. Genet. Mol. Res., 11: 3721-3728.

31.Tartaglia, L.A. 1997. The leptin receptor. J. Biol. Chem., 272: 6093- 6096.

32.Trakovicka, A., Moravcikova, N., Miluchova, N. and Navratilova, A. 2013a. Association of t945m polymorphism in the bovine leptin receptor gene with milk production traits in Slovak spotted cattle. Agric. Conspec. Sci., 2(1): 1602- 1610.

33.Trakovicka, A., Moravcíkova, N. and Miluchova, N. 2011. The t945m single nucleotide polymorphism of the bovine leptin receptor gene in population of slovak spotted bulls. Agric. Conspec. Sci., 76(3): 161-164.

34.Trakovicka, A., Moravcíkova, N., Nadasky, R. and Kasarda, R. 2015. Impact of SNPS in candidate genes on economically important traits in pinzgau cattle. Poljoprivreda, 21(1): 150- 154.

35.Trakovicka, A., Moravcikova, N. and Kasarda, R. 2013b. Genetic polymorphisms of leptin and leptin receptor genes inrelation with production and reproduction traits in cattle. Acta Biochim. Pol., 60(4): 783-787.