The successful selection of this trait resulted in an increase in the number of vertebrae of pigs and improved meat production performance [9,10]. The number of vertebrae also differs greatly in sheep. Zhang et al. reported that an increase of one additional vertebra could improve meat ...
Genetic analysis of teat number in pigs reveals some developmental pathways independent of vertebra number and several loci which only affect a specific side ArticleOpen access04 January 2017 Background A favorable genetic trend for total number of piglets born has been observed in the last decade [...