• A General Model to Explain Repeated Turnovers of Sex Determination in the Salicaceae 

  Yang, Wenlu; Wang, Deyan; Li, Yiling; Zhang, Zhiyang; Tong, Shaofei; Li, Mengmeng; Zhang, Xu; Zhang, Lei; Ren, Liwen; Ma, Xinzhi; Zhou, Ran; Sanderson, Brian J.; Keefover-Ring, Ken; Yin, Tongming; Smart, Lawrence B.; Liu, Jianquan; DiFazio, Stephen P.; Olson, Matthew; Ma, Tao (2021)

  Dioecy, the presence of separate sexes on distinct individuals, has evolved repeatedly in multiple plant lineages. However, the specific mechanisms by which sex systems evolve and their commonalities among plant species ...

• Concerning P450 Evolution: Structural Analyses Support Bacterial Origin of Sterol 14α-Demethylases 

  Lamb, David C.; Hargrove, Tatiana Y.; Zhao, Bin; Wawrzak, Zdzislaw; Goldstone, Jared V.; Nes, William David; Kelly, Steven L.; Waterman, Michael R.; Stegeman, John J.; Lepesheva, Galina I. (2021)

  Sterol biosynthesis, primarily associated with eukaryotic kingdoms of life, occurs as an abbreviated pathway in the bacterium Methylococcus capsulatus. Sterol 14α-demethylation is an essential step in this pathway and is ...

• Induced secretion system mutation alters rhizosphere bacterial composition in Sorghum bicolor (L.) Moench 

  Balasubramanian, Vimal Kumar; Dampanaboina, Lavanya; Cobos, Christopher Joseph; Yuan, Ning; Xin, Zhanguo; Mendu, Vengopal (2021)

  Favorable plant–microbe interactions in the rhizosphere positively influence plant growth and stress tolerance. Sorghum bicolor, a staple biomass and food crop, has been shown to selectively recruit Gram-positive bacteria ...

• A microalgal-based preparation with synergistic cellulolytic and detoxifying action towards chemical-treated lignocellulose 

  Benedetti, Manuel; Barera, Simone; Longoni, Paolo; Guardini, Zeno; Herrero Garcia, Natalia; Bolzonella, David; Lopez-Arredondo, Damar; Herrera-Estrella, Luis; Goldschmidt-Clermont, Michel; Bassi, Roberto; Dall'Osto, Luca (2021)

  High-temperature bioconversion of lignocellulose into fermentable sugars has drawn attention for efficient production of renewable chemicals and biofuels, because competing microbial activities are inhibited at elevated ...

• Essential Amino Acid Enrichment and Positive Selection Highlight Endosymbiont's Role in a Global Virus-Vectoring Pest 

  Myers, Kaitlyn N.; Conn, Daniel; Brown, Amanda M.V. (2021)

  Host-associated microbes display remarkable convergence in genome repertoire resulting from selection to supplement missing host functions. Nutritional supplementation has been proposed in the verrucomicrobial endosymbiont ...

• Community-Derived Standards for LA-ICP-MS U-(Th-)Pb Geochronology – Uncertainty Propagation, Age Interpretation and Data Reporting 

  Horstwood, Matthew S.A.; Košler, Jan; Gehrels, George; Jackson, Simon E.; McLean, Noah M.; Paton, Chad; Pearson, Norman J.; Sircombe, Keith; Sylvester, Paul; Vermeesch, Pieter; Bowring, James F.; Condon, Daniel J.; Schoene, Blair (2016)

  The LA-ICP-MS U-(Th-)Pb geochronology international community has defined new standards for the determination of U-(Th-)Pb ages. A new workflow defines the appropriate propagation of uncertainties for these data, identifying ...

• Effects of ractopamine and gender on protein turnover in skeletal muscle of implanted steers and heifers 

  Walker, D.K.; Titgemeyer, E.C.; Johnson, D.E.; Laudert, S.B.; Johnson, Bradley J. (2011)

  Effects of the β-agonist, ractopamine-HCl (ractopamine), on skeletal muscle protein turnover were evaluated in 16 steers (512 kg) and 16 heifers (473 kg). Treatments were arranged in a 2 × 2 factorial design and included ...

• Effects of duration of zilpaterol hydrochloride and days on the finishing diet on carcass cutability, composition, tenderness, and skeletal muscle gene expression in feedlot steers 

  Rathmann, R.J.; Mehaffey, J.M.; Baxa, T.J.; Nichols, W.T.; Yates, D.A.; Hutcheson, J.P.; Brooks, J.C.; Johnson, Bradley J.; Miller, M.F. (2009)

  Preselected carcasses (n = 112) from feedlot steers fed zilpaterol hydrochloride (ZH; 8.33 mg/kg, DM basis) in a serial slaughter experiment were evaluated to determine the effects of ZH upon carcass cutability, composition, ...

• Effect of feeding zilpaterol hydrochloride to beef and calf-fed Holstein cattle on consumer palatability ratings 

  Mehaffey, J.M.; Brooks, J.C.; Rathmann, R.J.; Alsup, E.M.; Hutcheson, J.P.; Nichols, W.T.; Streeter, M.N.; Yates, D.A.; Johnson, Bradley J.; Miller, M.F. (2009)

  The need to provide consumer data for beef steak tenderness, juiciness, flavor, and overall palatability ratings from zilpaterol hydrochloride (ZH) beef to the processor, retailers, restaurants, and consumers is paramount. ...

• Effects of zilpaterol hydrochloride with or without an estrogen-trenbolone acetate terminal implant on carcass traits, retail cutout, tenderness, and muscle fiber diameter in finishing steers 

  Kellermeier, J.D.; TIttor, A.W.; Brooks, J.C.; Galyean, M.L.; Yates, D.A.; Hutcheson, J.P.; Nichols, W.T.; Streeter, M.N.; Johnson, Bradley J.; Miller, M.F. (2009)

  Our objective was to determine the effects of feeding zilpaterol hydrochloride (ZH), a β-agonist, for the final 30 d of the feeding period, with or without a terminal estrogen + trenbolone acetate (TBA) implant (Revalor-S; ...

• Effects of zilpaterol hydrochloride feeding duration and postmortem aging on Warner-Bratzler shear force of three muscles from beef steers and heifers 

  Brooks, J.C.; Claus, H.C.; Dikeman, M.E.; Shook, J.; Hilton, G.G.; Lawrence, T.E.; Mehaffey, J.M.; Johnson, Bradley J.; Allen, D.M.; Streeter, M.N.; Nichols, W.T.; Hutcheson, J.P.; Yates, D.A.; Miller, M.F. (2009)

  To determine the effects of zilpaterol hydrochloride (ZH; 6.8 g/t on 90% DM basis) feeding duration (0, 20, 30, and 40 d) on Warner-Bratzler shear force (WBSF) of longissimus lumborum (LL), triceps brachii (TB), and gluteus ...

• Effects of zilpaterol hydrochloride feeding duration on beef and calf-fed Holstein strip loin steak color 

  Rogers, H.R.; Brooks, J.C.; Hunt, M.C.; Hilton, G.G.; VanOverbeke, D.L.; Killefer, J.; Lawrence, T.E.; Delmore, R.J.; Johnson, Bradley J.; Allen, D.M.; Streeter, M.N.; Nichols, W.T.; Hutcheson, J.P.; Yates, D.A.; Martin, J.N.; Miller, M.F. (2010)

  Two studies using beef and calf-fed Holstein cattle were conducted to determine the effect of zilpaterol hydrochloride (ZH) supplementation on the color of strip loin steaks packaged in traditional and modified-atmosphere ...

• Moisture enhancement and blade tenderization effects on the shear force and palatability of strip loin steaks from beef cattle fed zilpaterol hydrochloride 

  Brooks, J.C.; Mehaffey, J.M.; Collins, J.A.; Rogers, H.R.; Legako, J.; Johnson, Bradley J.; Lawrence, T.; Allen, D.M.; Streeter, M.N.; Nichols, W.T.; Hutcheson, J.P.; Yates, D.A.; Miller, M.F. (2010)

  Two trials investigated zilpaterol hydrochloride (ZH) feeding duration, enhancement, blade tenderization, and postmortem aging effect on Warner-Bratzler shear force (WBSF; trial 1) and consumer sensory ratings (trial 2). ...

• Additive effects of a steroidal implant and zilpaterol hydrochloride on feedlot performance, carcass characteristics, and skeletal muscle messenger ribonucleic acid abundance in finishing steers 

  Baxa, T.J.; Hutcheson, J.P.; Miller, M.F.; Brooks, J.C.; Nichols, W.T.; Streeter, M.N.; Yates, D.A.; Johnson, Bradley J. (2010)

  This experiment investigated the effects of zilpaterol hydrochloride (ZH) and the steroidal implant Revalor-S (RS; 120 mg of trenbolone acetate and 24 mg of estradiol-17β) on finishing steer performance and the mRNA ...

• Zilpaterol hydrochloride supplementation has no effect on the shelf life of ground beef 

  Luqué, L.D.; Johnson, Bradley J.; Martin, J.N.; Miller, M.F.; Hodgen, J.M.; Hutcheson, J.P.; Nichols, W.T.; Streeter, M.N.; Yates, D.A.; Brooks, J.C. (2011)

  The objective of this study was to determine the effect of feeding zilpaterol hydrochloride (ZH) on the shelf life and stability of ground beef. Beef knuckles and plates were obtained from USDA Select beef heifer carcasses ...

• Performance of finishing beef steers in response to anabolic implant and zilpaterol hydrochloride supplementation 

  Parr, S.L.; Chung, K.Y.; Galyean, M.L.; Hutcheson, J.P.; DiLorenzo, N.; Hales, K.E.; May, M.L.; Quinn, M.J.; Smith, D.R.; Johnson, Bradley J. (2011)

  Our objectives were to evaluate the dose/payout pattern of trenbolone acetate (TBA) and estradiol-17β (E2) implants and feeding of zilpaterol hydrochloride (ZH) on performance and carcass characteristics of finishing beef ...

• Dose and release pattern of anabolic implants affects growth of finishing beef steers across days on feed 

  Parr, S.L.; Chung, K.Y.; Hutcheson, J.P.; Nichols, W.T.; Yates, D.A.; Streeter, M.N.; Swingle, R.S.; Galyean, M.L.; Johnson, Bradley J. (2011)

  Four experiments evaluated the effect of implant dose and release pattern on performance and carcass traits of crossbred beef steers. In Exp. 1, steers (4 to 7 pens/treatment; initial BW = 315 kg) were fed an average of ...

• Effects of zilpaterol hydrochloride and days on the finishing diet on feedlot performance, carcass characteristics, and tenderness in beef heifers 

  Rathmann, R.J.; Bernhard, B.C.; Swingle, R.S.; Lawrence, T.E.; Nichols, W.T.; Yates, D.A.; Hutcheson, J.P.; Streeter, M.N.; Brooks, J.C.; Miller, M.F.; Johnson, Bradley J. (2012)

  British × Continental heifers (n = 3,382; initial BW = 307 kg) were serially slaughtered to determine if increasing days on the finishing diet (DOF) mitigates negative consequences of zilpaterol HCl (ZH) on quality grade ...

• Steroid implants and markers of bone turnover in steers 

  Knetter, S.M.; Baxa, T.J.; Chung, K.Y.; Johnson, Bradley J.; Minton, J.E. (2012)

  Steroidal implants are used extensively in beef cattle management to take advantage of welldocumented improvements in growth performance and efficiency. In addition to muscle growth, steroids bring about changes in bone ...

• Evaluation of the ruminal bacterial diversity of cattle fed diets containing citrus pulp pellets 

  Broadway, P.R.; Callaway, T.R.; Carroll, J.A.; Donaldson, J.R.; Rathmann, R.J.; Johnson, Bradley J.; Cribbs, J.T.; Durso, L.M.; Nisbet, D.J.; Schmidt, T.B. (2012)

  Variations to dietary components cause shifts in the ruminal microflora that can affect animal health and productivity. However, the majority of these changes, especially in terms of quantitative changes, have not been ...

View more