title: Preliminary results of bidirectional selection for yolk cholesterol level in laying hens.
mesh_terms: D000818:Animals; D001835:Body Weight; D002645:Chickens / Q000378:metabolism* / Q000502:physiology; D002784:Cholesterol / Q000032:analysis*; D004530:Egg Yolk / Q000032:analysis*; D004531:Eggs; D005260:Female; D005298:Fertility; D007185:Incubators; D008297:Male; D010058:Oviposition; D012641:Selection, Genetic
chemical_list: D002784:Cholesterol