Browsing by Author "Herring, Andy"
Now showing items 1-16 of 16
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Dodd, Logan Trace (2021-07-07)Number of calves (n = 596) and weaning calf value (n = 574) from natural service, multi-sire breeding groups were evaluated in a crossbred research herd. Sires and dams that were F1 crosses of Angus (A) and Nellore (N) ...
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Amen, Tonya Sue (Texas A&M University, 2005-02-17)Angus - Bos indicus (Brahman or Nellore) reciprocal backcross embryo transfer calves belonging to 28 full-sib families were evaluated for differences in birth weight (BW), gestation length (GL), weaning weight (WW), ...
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Franke, Jake Andrew (2009-05-15)A 2-yr study using Mashona- (M, yr 1 and 2) and Tuli-sired (T, yr 2) cows produced from a three-breed diallele cow base comprised of Brahman (BB), Romosinuano (RR), and Angus (AA) was conducted to determine effects of breed ...
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Smith, Paul Stephen (2017-08-24)The objectives of this study were to examine the effects of vaccine treatment (VT) and temperament on DMI, performance, and feeding behavior responses to a BVD viral challenge. Nellore-Angus crossbred steers (N =360; initial ...
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Bingham, Bobby Cleave (2012-02-14)In 1999-2000, the Texas A&M University Ranch to Rail Program evaluated 1311 steers in two feedlots. The first was the Swisher County Cattle Company in Tulia, Texas and the other was Hondo Creek Cattle Company in Edroy, ...
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Newberry, Quest James (2019-07-17)he objectives of this study were to evaluate the effects of residual feed intake (RFI) classification on growth efficiency, feeding behavior patterns, carcass ultrasound and fertility traits in growing bulls. In study 1, ...
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Hairgrove, Thomas Bearl (2016-07-27)This dissertation focused on three emerging/reemerging diseases posing economic impacts on Texas livestock producers. Bovine trichomoniasis is a regulated disease requiring diagnostic testing; however, current diagnostic ...
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Ngere, Lauretta (2015-04-28)Internal parasites are a major concern to the livestock industry leading to huge losses. Genetic enhancement of ruminants for resistance/tolerance to internal parasites may provide for a lasting solution to the problem of ...
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Pena, Carlos Raul (2020-01-14)The genetics of longevity in beef cattle production is a critical aspect of efficiency, thus making it an economically important trait. Variation in longevity has been observed between different breeds, and is dependent ...
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Bauer, Lance William (2022-12-12)The goal of this study was to assess the correspondence between feed efficiency and maternal traits, feed efficiency and carcass traits, and carcass traits and maternal traits. Two sets of data from Beefmaster Breeders ...
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Huggins, Shannon (2015-02-19)Thyroid stimulating hormone (TSH) is an important endocrine hormone of the pituitary affecting metabolism, development, and immunity. However, TSH has lesser known roles in other bodily processes. Cells of the peripheral ...
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Xing, Yue (2018-11-16)Copy number variants (CNV) are insertions or deletions of 1 kb or larger in a genome with variable number of copies compared to a reference genome that can affect phenotypic expression. Methods for identifying and applying ...
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Hulsman, Lauren L. (2011-08-08)In cattle, base color is attributed to activity at the melanocortin-1 receptor (MC1R), historically termed the extension locus, with alleles coding for black (ED), red (e), and wild-type (E+). These alleles, in most mammals, ...
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Erchinger, Jennifer (2013-05-01)Livestock and companion animals are valuable economically and emotionally in the economy of many states and to their citizens. In a radiological emergency situation, the loss of a large amount of livestock could be devastating ...
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Lokhandwala, Shehnaz; Fang, Xin; Waghela, Suryakant; Bray, Jocelyn; Njongmeta, Leo; Herring, Andy; Abdelsalam, Karim; Chase, Christopher; Mwangi, Waithaka (PloS One, 2017)
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MacConnell, Elizabeth Chantal (2018-05-24)We recently developed a novel, non-terminal surgical procedure to remove a single placentome from the pregnant ewe for gene expression and histological analyses. This technique allows evaluation of nutritional insults on ...