Azadmanesh V & Jahanian R. 2014. Effect of supplemental lipotropic factors on performance, immune responses, serum metabolites and liver health in broiler chicks fed on high-energy diets. Animal Feed Science and Technology, 195: 92-100. [
Link]
Buyse J, Janssens GP & Decuypere E. 2001. The effects of dietary L-carnitine supplementation on the performance, organ weights and circulating hormone and metabolite concentrations of broiler chickens reared under a normal or low temperature schedule. British Poultry Science, 42: 230–241. [
Link]
Cengiz Ö, Hess JB & Bilgili SF. 2012. Dietary biotin supplementation does not alleviate the development of footpad dermatitis in broiler chickens. Journal ofAppliedPoultryResearch,21: 764-769. [
Link]
Corduk M, Ceylan N & Ildiz F. 2007. Effects of dietary energy density and L-carnitine supplementation on growth performance, carcass traits and blood parameters of broiler chickens. South African Journal of Animal Science, 37: 65–73. [
Link]
Elliott RJ. 1984. Ektachem DT-60 Analyzer. Physician’s Leading Computer Journal, 2: 6.
Euribrid BV. 1994. Technical information for Hybro broilers, Euribrid Poultry Breeding farm, Boxmeer, The Netherlands, pp, 22. [
Link]
Folch J, Lees M & Sloane Stanley CH. 1957. A simple method for the isolation and purification of total lipides from animal tissues. Journal of Biology and Chemistry, 226: 497-509. [
Link]
Gopi M, Purushothaman MR & Chandrasekaran D. 2014. Effect of dietary coenzyme Q10 supplementation on the growth rate, carcass characters and cost effectiveness of broiler fed with three energy levels. SpringerPlus, 3: 518.
[Link]
Gujral D, Jogi S, Kumar A, Bais RKS & Vikas A. 2002. Effect of herbal liver stimulants on efficacy of feed utilization in commercial broiler chicken. Indian Journal of Animal Research, 36: 43-45. [
Link]
Jiang S, Cheng HW, Cui LY, Zhou ZL & Hou JF. 2013. Changes of blood parameters associated with bone remodeling following experimentally induced fatty liver disorder in laying hens. Poultry Science, 92: 1443-1453. [
Link]
Jahanian R & Rahmani HR. 2008. The effect of dietary fat level on the response of broiler chicks to betaine and choline supplements. Journal of Biology Science, 8: 362–367. [
Link]
Kettunen H, Peuranen S, Tiihonen K & Saarinen M. 2001. Intestinal uptake of betaine in vitro and the distribution of methyl groups from betaine, choline, and methionine in the body of broiler chicks. Comparative Biochemistry and Physiology Part A: Molecular & Integrative Physiology 128: 269-178. [
Link]
Leeson S, Diaz G, Gonzalo J & Summers JD. 1995. Poultry Metabolic Disorders and Mycotoxins. University Books Publishing, Guelph, Ontario, Canada. [
Link]
Leeson S & Summers JD. 2005. Commercial Poultry Nutrition, third ed. Nottingham Univ. Press, Nottinghan, UK. [
Link]
Lup F, Drinceanu D & Mierlita D. 2010. Economic Efficiency and European Efficiency factor in modifying of some raw materials proportion in chicken broiler feeding.Journal Analele Universitatti din Oradea, Fascicula: Ecotoxicologie, Zootehnie si Tehnologii de Industrie Alimentara. pp. 569-574. [
Link]
Quarantelli A, Cacchioli A, Romanelli S, Righi F, Alpigiani I & Gabbi C. 2007. Effects of different levels of dietary biotin on the performance and bone structure of broilers. Italian Journal of Animal Science, 6: 5-18. [
Link]
Rama Rao SV, Shyam Sunder G, Reddy MR, Praharaj NK, Raju MVLN & Panda AK. 2001. Effect of supplementary choline on the performance of broiler breeders fed on different energy sources. British Poultry Science, 42: 362–367. [
Link]
SAS (Statistical Analysis System). 1996. SAS/STAT
® 6.12. User’s Guide. SAS Institute Inc. Cary, North Carolina. [
Link]
Samarakoon SMR & Samarasinghe K. 2012. Strategies to improve the cost effectiveness of broiler production. Tropical Agricultural Research, 23: 338-346. [
Link]
van Emous RA, Kwakkel RP, van Krimpen MM & Hendriks WH. 2015. Effects of dietary protein levels during rearing and dietary energy levels during lay on body composition and reproduction in broiler breeder females. Poultry Science, 94: 1030-1042. [
Link]
Waldroup PW, Motl MA, Yan F & Fritts CA. 2006. Effects of betaine and choline on response to methionine supplementation to broiler diets formulated to industry standards. Journal of Applied Poultry Research, 15: 58–71. [
Link]
Walzem RL, Simon C, Morishita T, Lowenstine L & Hansen RJ. 1993. Fatty liver hemorrhagic syndrome in hens overfed a purified diet. Selected enzyme activities and liver histology in relation to liver hemorrhage and reproductive performance. Poultry Science, 72: 1479-1491. [
Link]
Wen ZG, Tang J, Hou SS, Guo YM, Huang W & Xie M. 2014. Choline requirements of White Pekin ducks from hatch to 21 days of age. Poultry Science,93: 1-6. [
Link]
Zhai QH, Dong XF, Tong JM, Guo YM & Bao YE. 2013. Long-term effects of choline on productive performance and egg quality of brown-egg laying hens. Poultry Science, 92: 1824-1829. [
Link]