Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Ralph J. Helmsen"'
Autor:
George O. Waring, Michael J. Lynn, Henry Gelender, Peter R. Laibson, Richard L. Lindstrom, William D. Myers, Stephen A. Obstbaum, J. James Rowsey, Marguerite B. McDonald, David J. Schanzlin, Robert D. Sperduto, Linda B. Bourque, Ceretha S. Cartwright, Eugene B. Steinberg, H. Dwight Cavanagh, William H. Coles, Louis A. Wilson, E.C. Hall, Steven D. Moffitt, Portia Griffin, Vicki Rice, Sidney Mandelbaum, Richard K. Forster, William Culbertson, Mary Anne Edwards, Teresa Obeso, Marguerite McDonald, Aran Safir, Herbert E. Kaufman, Rise Ochsner, Joseph A. Baldone, John Lindberg, Rudy Franklin, Deborah Poloson, Mike Ostrick, Donald J. Doughman, J. Daniel Nelson, J. Douglas Cameron, Pat Williams, Penny Asbell, Steven M. Podos, Michael J. Newton, George Pardos, Norma Justin, Hal D. Balyeat, James C. Hays, Wayne F. March, Jack Whiteside, Becky Hewett, Douglas Corley, Beth Kuns, Ronald E. Smith, James J. Salz, Douglas L. Steel, Richard A. Villasenor, Jenny Garbus, Jan Reinig, Robert C. Arends, John W. Cowden, William T. Sallee, Robert L. Stephenson, Paul Fecko, Henry J. Spiro, Vicki Roszka-Duggan, Juan J. Arentsen, Michael A. Naidoff, Elisabeth Cohen, Nubia Cantillo, Roy Monlux, Michael Isaac, Beverly Cosand, Shari Swift, Darrl Clark, Vicki Shadix, Jay H. Krachmer, Robert J. Hardy, James P. McCulley, Walter J. Stark, Richard A. Thoft, James V. Aquavella, Jules L. Baum, Joel Sugar, James Ware, Michale J. Lynn, Ronald G. Geller, Ralph J. Helmsen
Publikováno v:
Ophthalmology. 92:177-307
The Prospective Evaluation of Radial Keratotomy (PERK) study is a nine-center, self-controlled clinical trial of a standardized technique of radial keratotomy in 435 patients who had physiologic myopia with a preoperative refraction between -2.00 and
Publikováno v:
Biochemical Journal. 169:87-94
Analysis of the sucrose-density-gradient patterns of the 110 000g supernatant fractions of adult and foetal retina and pigment epithelium showed them to contain a limited number of highly specific binding sites (‘receptors’) for [3H]retinoic acid
Autor:
Marc S. Lewis, James P. Alligood, Gerald J. Chader, Ralph J. Helmsen, Donald R. Bergsma, Barbara Wiggert
Publikováno v:
Biochimica et biophysica acta. 491(1)
Specific receptors for retinol are present in the cytosol fraction of corneal epithelium as demonstrated by sucrose density gradient centrifugation. These appear to be (1) protein in nature (2) of small molecular size (2 S) (3) specific for retinol a
Publikováno v:
Experimental eye research. 24(2)
Autor:
Ralph J. Helmsen, Arnold A. White
Publikováno v:
Proceedings of the Society for Experimental Biology and Medicine. Society for Experimental Biology and Medicine (New York, N.Y.). 136(3)
SummaryDystrophic rabbit muscle showed a decrease in total nitrogen, noncollagen nitrogen (NCN), dry weight and dry fat-free weight (DFF wt). Collagen nitrogen and the fat content of the tissue were found to be increased over that seen in the control
Autor:
Rose G. Mage, Ralph J. Helmsen
Publikováno v:
Experimental Eye Research. 7:121-IN22
Antigenic determinants of immunoglobulin G were identified in the vitreous of the rabbit by use of specific immunological methods and were shown to be derived from the maternal circulation. It was demonstrated that with increasing age there is a dimi