Sara J Trojan,Jerilyn Hergenreder
Sara J Trojan
Beta-adrenergic agonists and selective β-adrenergic modulators are unique growth promoting technologies that elicit responses independent of growth implants. These compounds work through specific receptors located throughout the body to in...
Jongkyoo Kim,Jerilyn Hergenreder
Jongkyoo Kim
Beta-adrenergic agonists (β-AAs) are synthetic compounds structurally related to catecholamines that activate β-adrenergic receptors (β-ARs), thereby stimulating intracellular signaling cascades, most notably the cAMP-PKA pathway. In liv...
Susan K Duckett
Susan K Duckett
Growth enhancing technologies (GETs) are routinely used in finishing beef cattle production to enhance growth, feed efficiency, and sustainability. However, concerns surround the use of GETs and their impact on marbling score and eating qua...
Zachary K F Smith,Warren Carl Rusche,Dathan Thomas Smerchek
Zachary K F Smith
Implant effects on growth are typically well understood, while behavioral (ie, riding) carcass-quality (ie, marbling or reduction in dairy-type muscling) are more variable. A newer challenge related to implant use is recent Food and Drug Ad...
Zachary Kidd Foster Smith,Bradley J Johnson
Zachary Kidd Foster Smith
Steroidal implants are widely used in global beef production to enhance growth and efficiency. These implants, classified by potency and coating type, release anabolic hormones such as androgens and estrogens over an extended time course of...
Maya Swenson,Sara Place,Glynn Tonsor et al.
Maya Swenson et al.
Growth-enhancing technologies (GETs) in cattle production are implemented to maximize animal performance and resource efficiency. These include steroidal implants, ionophores, beta-adrenergic agonists, and melengestrol acetate. Although the...
The Science and Impact of Growth-Enhancing Technologies in Modern Beef Production [0.03%]
现代牛肉生产中增产技术的科学影响分析报告摘要
Jessica L Sperber,Galen E Erickson
Jessica L Sperber
Other Feed Additives and Alternatives to Traditional Growth-Enhancing Technologies [0.03%]
其它饲料添加剂及传统促生长技术替代品研究进展
Mark Edward Corrigan
Mark Edward Corrigan
Cattle growth-promoting technologies extend beyond implants and beta-agonists to include behavioral, microbial, and health management interventions. This review outlines how compounds like melengestrol acetate, monensin, direct-fed microbia...
Ensuring the Welfare of Ruminants During Euthanasia, Humane Slaughter, and Depopulation [0.03%]
反刍动物的人道处死、屠宰和扑杀中的福利保障措施
Jan K Shearer,Melissa N Hempstead,Paul J Plummer
Jan K Shearer
Humans bear a moral responsibility to ensure the welfare of ruminants during euthanasia, slaughter, and in animal health emergencies, which may warrant depopulation. In each of these, death comes quickly by way of an immediate loss of consc...
Environmental Enrichment for Farmed Ruminants Within a Positive Animal Welfare Framework [0.03%]
基于动物福利的农场反刍动物环境丰富化研究框架
Kathryn L Proudfoot,Emily K Miller-Cushon,Maria Vilain Rørvang et al.
Kathryn L Proudfoot et al.
Environmental enrichments include modifications to living spaces that allow animals to express highly motivated behaviors and experience positive welfare. In this narrative review, we describe the work to date and propose areas for future r...