Zobrazeno 1 - 10
of 18
pro vyhledávání: '"R. A. Halpin"'
Autor:
F. Matias, Ana Beatriz Gorini da Veiga, Luiz Gustavo dos Anjos Borges, Fernando Hayashi Sant'Anna, R. A. Halpin, Tatiana Schäffer Gregianini, Pedro Alves d'Azevedo, P. R. V. Fallavena, D. Wentworth
Publikováno v:
Archives of Virology. 159:621-630
During the 2009 influenza A pH1N1 pandemics in Brazil, the state that was most affected was Rio Grande do Sul (RS), with over 3,000 confirmed cases, including 298 deaths. While no cases were confirmed in 2010, 103 infections with 14 deaths by pH1N1 w
Autor:
T A, Baillie, R A, Halpin, B K, Matuszewski, L A, Geer, C M, Chavez-Eng, D, Dean, M, Braun, G, Doss, A, Jones, T, Marks, D, Melillo, K P, Vyas
Publikováno v:
Drug metabolism and disposition: the biological fate of chemicals. 29(12)
Rofecoxib is a potent and highly selective cyclooxygenase-2 inhibitor used for the treatment of osteoarthritis and pain. Following administration of [4-(14)C]rofecoxib to intact rats, the plasma C(max) (at approximately 1 h) was followed by a seconda
Autor:
K, Kassahun, I S, McIntosh, M, Shou, D J, Walsh, C, Rodeheffer, D E, Slaughter, L A, Geer, R A, Halpin, N, Agrawal, A D, Rodrigues
Publikováno v:
Drug metabolism and disposition: the biological fate of chemicals. 29(6)
Etoricoxib, a potent and selective cyclooxygenase-2 inhibitor, was shown to be metabolized via 6'-methylhydroxylation (M2 formation) when incubated with NADPH-fortified human liver microsomes. In agreement with in vivo data, 1'-N'-oxidation was a rel
Autor:
R A, Halpin, L A, Geer, K E, Zhang, T M, Marks, D C, Dean, A N, Jones, D, Melillo, G, Doss, K P, Vyas
Publikováno v:
Drug metabolism and disposition: the biological fate of chemicals. 28(10)
Absorption, distribution, metabolism, and excretion studies were conducted in rats and dogs with rofecoxib (VIOXX, MK-0966), a potent and highly selective inhibitor of cyclooxygenase-2 (COX-2). In rats, the nonexponential decay during the terminal ph
Autor:
K P, Vyas, R A, Halpin, L A, Geer, J D, Ellis, L, Liu, H, Cheng, C, Chavez-Eng, B K, Matuszewski, S L, Varga, A R, Guiblin, J D, Rogers
Publikováno v:
Drug metabolism and disposition: the biological fate of chemicals. 28(1)
The absorption and disposition of rizatriptan (MK-0462, Maxalt(TM)), a selective 5-HT(1B/1D) receptor agonist used in the treatment of migraine headaches, was investigated in humans. In a two-period, single i.v. (3 mg, 30-min infusion), and single or
Publikováno v:
Drug metabolism and disposition: the biological fate of chemicals. 21(6)
Lovastatin is a prodrug lactone whose open-chain 3,5-dihydroxy acid is a potent, competitive inhibitor of 3-hydroxy-3-methylglutaryl-coenzyme A reductase, the rate-limiting enzyme in cholesterol biosynthesis. The compound undergoes extensive and comp
Autor:
K P, Vyas, P H, Kari, S M, Pitzenberger, R A, Halpin, H G, Ramjit, B, Arison, J S, Murphy, W F, Hoffman, M S, Schwartz, E H, Ulm
Publikováno v:
Drug metabolism and disposition: the biological fate of chemicals. 18(2)
Structures of in vitro microsomal and in vivo metabolites of lovastatin, a new cholesterol-lowering drug, were elucidated with the combined application of HPLC, UV, fast atom bombardment-MS, and NMR spectroscopy. Liver microsomes from rats and mice c
Publikováno v:
Archives of Biochemistry and Biophysics. 144:529-540
The mode of involvement of phospholipids in the hydrolysis of ATP and the transport of Ca 2+ by sarcoplasmic reticulum membranes was studied using various phospholipases for the controlled degradation of microsomal membrane phospholipids. The hydroly
Publikováno v:
Journal of Biological Chemistry. 243:61-70
Treatment of skeletal muscle microsomes with phospholipase C inhibits the adenosine triphosphatase activity and calcium transport, parallel with the selective hydrolysis of membrane lecithin. The ATPase activity of phospholipase C-treated microsomes
Publikováno v:
Cold Spring Harbor Symposia on Quantitative Biology. 37:455-468