Search Results - "Baker, David H"

Hollows on Mercury: MESSENGER Evidence for Geologically Recent Volatile-Related Activity by Blewett, David T., Chabot, Nancy L., Denevi, Brett W., Ernst, Carolyn M., Head, James W., Izenberg, Noam R., Murchie, Scott L., Solomon, Sean C., Nittler, Larry R., McCoy, Timothy J., Xiao, Zhiyong, Baker, David M. H., Fassett, Caleb I., Braden, Sarah E., Oberst, Jürgen, Scholten, Frank, Preusker, Frank, Hurwitz, Debra M.

“…High-resolution images of Mercury's surface from orbit reveal that many bright deposits within impact craters exhibit fresh-appearing, irregular, shallow,…”
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The transition from complex craters to multi-ring basins on the Moon: Quantitative geometric properties from Lunar Reconnaissance Orbiter Lunar Orbiter Laser Altimeter (LOLA) data by Baker, David M. H., Head, James W., Neumann, Gregory A., Smith, David E., Zuber, Maria T.

“…The morphologic transition from complex impact craters, to peak‐ring basins, and to multi‐ring basins has been well‐documented for decades. Less clear has been…”
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Advances in protein-amino acid nutrition of poultry by Baker, David H

“…The ideal protein concept has allowed progress in defining requirements as well as the limiting order of amino acids in corn, soybean meal, and a corn-soybean…”
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Comparative nutrition and metabolism: Explication of open questions with emphasis on protein and amino acids by Baker, D.H

“…The 20th century saw numerous important discoveries in the nutritional sciences. Nonetheless, many unresolved questions still remain. Fifteen questions dealing…”
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Excess dietary L-cysteine causes lethal metabolic acidosis in chicks by Dilger, Ryan N, Baker, David H

“…A 72-h time-course study was conducted to elucidate the physiological mechanism underlying cysteine (Cys) toxicity in chicks beginning at 8-d posthatch…”
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Comparative species utilization and toxicity of sulfur amino acids by Baker, David H

“…Animal studies have shown that several methionine (Met) and cysteine (Cys) analogs or precursors have L-Met- and L-Cys-sparing activity. Relative oral…”
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Animal models in nutrition research by Baker, David H

“…Current knowledge in nutrition is based largely on the use of appropriate animal models together with defined diets. Numerous examples are cited where animal…”
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Iodine toxicity and its amelioration by Baker, David H

“…Iodine (I) toxicity is rare in animals and humans, but nuclear explosions that give off radioactive I and excessive stable I ingestion in parts of the world…”
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Flow patterns of lobate debris aprons and lineated valley fill north of Ismeniae Fossae, Mars: Evidence for extensive mid-latitude glaciation in the Late Amazonian by Baker, David M.H., Head, James W., Marchant, David R.

“…A variety of Late Amazonian landforms on Mars have been attributed to the dynamics of ice-related processes. Evidence for large-scale, mid-latitude glacial…”
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Growth and plasma zinc responses of young pigs fed pharmacologic levels of zinc by Hahn, J.D, Baker, D.H

“…Three trials were conducted to evaluate high levels of Zn addition from various Zn sources on growth performance and plasma Zn responses of 8-kg pigs. Zinc…”
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The transition from complex crater to peak-ring basin on the Moon: New observations from the Lunar Orbiter Laser Altimeter (LOLA) instrument by Baker, David M.H., Head, James W., Fassett, Caleb I., Kadish, Seth J., Smith, Dave E., Zuber, Maria T., Neumann, Gregory A.

“…► We catalog and measure craters with complex and peak-ring morphologies on the Moon. ► The lunar trends in peak-ring and rim-crest diameters are similar to…”
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Betaine can partially spare choline in chicks but only when added to diets containing a minimal level of choline by Dilger, Ryan N, Garrow, Timothy A, Baker, David H

“…The ability of betaine to serve as a methyl donor in chicks was assessed in 3 bioassays using a choline-free purified diet that contained adequate methionine…”
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Large impact basins on Mercury: Global distribution, characteristics, and modification history from MESSENGER orbital data by Fassett, Caleb I., Head, James W., Baker, David M. H., Zuber, Maria T., Smith, David E., Neumann, Gregory A., Solomon, Sean C., Klimczak, Christian, Strom, Robert G., Chapman, Clark R., Prockter, Louise M., Phillips, Roger J., Oberst, Jürgen, Preusker, Frank

“…The formation of large impact basins (diameter D ≥ 300 km) was an important process in the early geological evolution of Mercury and influenced the planet's…”
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Lysine, arginine, and related amino acids: an introduction to the 6th amino acid assessment workshop by Baker, David H

“…The focus of the 6th workshop is on lysine, arginine, and related amino acids. Functions, metabolic pathways, clinical uses, and upper tolerance intakes are…”
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Excess dietary L-cysteine, but not L-cystine, is lethal for chicks but not for rats or pigs by Dilger, Ryan N, Toue, Sakino, Kimura, Takeshi, Sakai, Ryosei, Baker, David H

“…A comparative species investigation of the relative pharmacologic effects of sulfur amino acids was conducted using young chicks, rats, and pigs. Ingestion of…”
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Tolerance for branched-chain amino acids in experimental animals and humans by Baker, David H

“…There is no good evidence for establishing branched-chain amino acid (BCAA) tolerance levels for humans. With pigs, chicks, and rats, data are available…”
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Supplementation of total parenteral nutrition with butyrate acutely increases structural aspects of intestinal adaptation after an 80% jejunoileal resection in neonatal piglets by Bartholome, AL, Albin, DM, Baker, DH, Holst, JJ, Tappenden, KA

“…BACKGROUND: Supplementation of total parenteral nutrition (TPN) with a mixture of short-chain fatty acids (SCFA) enhances intestinal adaptation in the adult…”
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2-keto-4-(methylthio)butyric acid (keto analog of methionine) is a safe and efficacious precursor of L-methionine in chicks by Dilger, Ryan N, Kobler, Christoph, Weckbecker, Christoph, Hoehler, Dirk, Baker, David H

“…Relative bioefficacy and toxicity of Met precursor compounds were investigated in young chicks. The effectiveness of DL-Met and 2-keto-4-(methylthio)butyric…”
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Exercise training down-regulates hepatic lipogenic enzymes in meal-fed rats: fructose versus complex-carbohydrate diets by Fiebig, R, Griffiths, M A, Gore, M T, Baker, D H, Oscai, L, Ney, D M, Ji, L L

“…The maximal activity and mRNA abundance of hepatic fatty acid synthase (FAS) and other lipogenic enzymes were investigated in rats meal-fed either a high…”
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Dietary L-homoserine spares threonine in chicks by Bryant, Kasey I, Dilger, Ryan N, Parsons, Carl M, Baker, David H

“…Four chick bioassays were conducted to evaluate the threonine (Thr) replacement value of l-homoserine (HS). Growth rate was increased (P < 0.05) by dietary…”
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