Performance, personality, and energetics: correlation, causation, and mechanism

V Careau, T Garland Jr - Physiological and Biochemical …, 2012 - journals.uchicago.edu
The study of phenotypic evolution should be an integrative endeavor that combines different
approaches and crosses disciplinary and phylogenetic boundaries to consider complex …

[HTML][HTML] Consequences of different growth rates in broiler breeder and layer hens on embryogenesis, metabolism and metabolic rate: a review

M Buzała, B Janicki, R Czarnecki - Poultry Science, 2015 - Elsevier
Intensive genetic selection of broiler breeders and layer hens for economically important
production traits, which has been carried out for almost a century, resulted in considerable …

Impact of genetics and breeding on broiler production performance: a look into the past, present, and future of the industry

MA Tavárez, F Solis de los Santos - Animal Frontiers, 2016 - academic.oup.com
Intense genetic selection for economically important traits like body weight, growth rate, feed
efficiency, and those associated with carcass-processing characteristics have been …

[HTML][HTML] Comparison of a modern broiler line and a heritage line unselected since the 1950s

CJ Schmidt, ME Persia, E Feierstein, B Kingham… - Poultry science, 2009 - Elsevier
Selecting chicken for improved meat production has altered the relative growth of organs in
modern broiler lines compared with heritage lines. In this study, we compared the growth …

Proteome dynamics in complex organisms: using stable isotopes to monitor individual protein turnover rates

MK Doherty, C Whitehead, H McCormack… - …, 2005 - Wiley Online Library
The complete definition of changes in a proteome requires information about dynamics and
specifically the rate at which the individual proteins are turned over intracellularly. Whilst this …

The proteome of chicken skeletal muscle: changes in soluble protein expression during growth in a layer strain

MK Doherty, L McLean, JR Hayter, JM Pratt… - …, 2004 - Wiley Online Library
The whole animal, and the pectoralis muscle in particular, grows at a greatly enhanced rate
in chickens selected for meat production (broilers) when compared to those selected for egg …

Heritability and genetic correlation estimates for performance and carcass and body composition traits in a male broiler line

LG Gaya, JBS Ferraz, FM Rezende, GB Mourão… - Poultry science, 2006 - Elsevier
The current research was conducted to estimate the heritability coefficients and the genetic
correlations for performance and carcass and body composition traits in a single sire broiler …

Metabolic scope as a proximate constraint on individual behavioral variation: effects on personality, plasticity, and predictability

PA Biro, T Garland Jr, C Beckmann… - The American …, 2018 - journals.uchicago.edu
Behavioral ecologists have hypothesized that among-individual differences in resting
metabolic rate (RMR) may predict consistent individual differences in mean values for costly …

Can betaine partially replace or enhance the effect of methionine by improving broiler growth and carcase characteristics?

RM McDevitt, S Mack, IR Wallis - British Poultry Science, 2000 - Taylor & Francis
1. Growth rates and carcase characteristics were measured in male broiler chickens fed on a
control diet deficient in methionine (c. 2· 8 g/kg methionine) or a series of diets containing …

Thermal stress affects proliferation and differentiation of turkey satellite cells through the mTOR/S6K pathway in a growth-dependent manner

J Xu, GM Strasburg, KM Reed, SG Velleman - Plos one, 2022 - journals.plos.org
Satellite cells (SCs) are stem cells responsible for post-hatch muscle growth through
hypertrophy and in birds are sensitive to thermal stress during the first week after hatch. The …