Laboratory for Fluorescence Dynamics

A NIH research resource center for biomedical fluorescence spectroscopy at the University of California, Irvine

Gregorio Weber

LFD is supported by

National Center for Research Resources

University of California, Irvine


Gregorio Weber's Publications

2000

  1. Carlos F S Bonafe, Michael Glaser, Edward W Voss Jr, Gregorio Weber, and Jerson L Silva.
    Virus inactivation by anilinonaphthalene sulfonate compounds and comparison with other ligands.
    Biochem Biophys Res Comm 275(3): 955-961, 2000.

1998

  1. Gregorio Weber.
    Fluorescence, bifurcations, protein folding and the second law of thermodynamics.
    Comments Mol Cell Biophys 9(3): 167-177, 1998.
  2. Gregorio Weber.
    Thermodynamic concepts in protein condensation.
    Comments Mol Cell Biophys 9(4-5): 201-218, 1998.

1997

  1. Gregorio Weber.
    Fluorescence in biophysics: accomplishments and deficiencies.
    Meth Enzymol 278: 1-15, 1997.

1996

  1. Gregorio Weber.
    Response by the author.
    Proc Natl Acad Sci 93(25): 14315, 1996.
  2. Enrico Gratton, William W Mantulin, Gregorio Weber, Catherine A Royer, David M Jameson, R Reininger, and R W C Hansen.
    Fluorescence dynamics of biological systems using synchrotron radiation.
    Rev Sci Instrum 67(9): 3363, 1996.
  3. Gregorio Weber.
    Persistent confusion of total entropy and chemical system entropy in chemical thermodynamics.
    Proc Natl Acad Sci USA 93(15): 7452-7453, 1996.
  4. Mark R Ehrhardt, Leonardo Erijman, Gregorio Weber, and A Joshua Wand.
    Molecular recognition by calmodulin: pressure-induced reorganization of a novel calmodulin-peptide complex.
    Biochemistry 35(5): 1599-1605, 1996.
  5. Gregorio Weber, Andrea T Da Poian, and Jerson L Silva.
    Concentration dependence of the subunit association of oligomers and viruses and the modification of the latter by urea binding.
    Biophys J 70(1): 167-173, 1996.

1995

  1. Debora Foguel and Gregorio Weber.
    Pressure-induced dissociation and denaturation of allophycocyanin at subzero temperatures.
    J Biol Chem 270(48): 28759-28766, 1995.
  2. E Jurkiewicz, Mauro Villas-Boas, Jerson L Silva, Gregorio Weber, G Hunsmann, and Robert M Clegg.
    Inactivation of simian immunodeficiency virus by hydrostatic pressure.
    Proc Natl Acad Sci USA 92(15): 6935-7, 1995.
  3. Gregorio Weber.
    Van't Hoff revisited: Enthalpy of association of protein subunits.
    J Phys Chem 99(3): 1052-1059, 1995.

1994

  1. Alejandro A Paladini, Gregorio Weber, and Leonardo Erijman.
    Analysis of dissociation and unfolding of oligomeric proteins using a flat bed gel electrophoresis at high pressure.
    Anal Biochem 218(2): 364-369, 1994.

1993

  1. Leonardo Erijman, G H Lorimer, and Gregorio Weber.
    Plurality of protein conformations of ribulose-1,5-bisphosphate carboxylase/oxygenase monomers probed by high pressure electrophoresis.
    J Biol Chem 268(34): 25914-25919, 1993.
  2. Jerson L Silva and Gregorio Weber.
    Pressure stability of proteins.
    Annu Rev Phys Chem 44: 89-113, 1993.
  3. Gregorio Weber.
    Bioenergetics at the end of the XX century: A personal perspective.
    Brazilian J Med Biol Res 26(4): 425-437, 1993.
  4. Kancheng Ruan and Gregorio Weber.
    Physical heterogeneity of muscle glycogen phosphorylase revealed by hydrostatic pressure dissociation.
    Biochemistry 32(24): 6295-6301, 1993.
  5. A T Da Paoian, A C Oliveira, L P Gaspar, and Gregorio Weber.
    Reversible pressure dissociation of R17 bacteriophage. The physical individuality of virus particles..
    J Mol Biol 231(4): 999-1008, 1993.
  6. Leonardo Erijman, George H Lorimer, and Gregorio Weber.
    Reversible dissociation and conformational stability of dimeric ribulose bisphosphate carboxylase.
    Biochemistry 32(19): 5187-95, 1993.
  7. Leonardo Erijman and Gregorio Weber.
    Use of sensitized fluorescence for the study of the exchange of subunits in protein aggregates.
    Photochem Photobiol 57(3): 411-415, 1993.
  8. Gregorio Weber.
    Thermodynamics of the association and the pressure dissociation of oligomeric proteins.
    J Phys Chem 97(27): 7108-7115, 1993.

1992

  1. D Foguel, R M Chaloub, Jerson L Silva, A R Crofts, and Gregorio Weber.
    Pressure and low temperature effects on the fluorescence emission spectra and lifetimes of the photosynthetic components of cyanobacteria.
    Biophys J 63(6): 1613-1622, 1992.
  2. Gregorio Weber.
    Protein Interactions.
  3. Jerson L Silva, P Luan, Michael Glaser, Edward W Voss Jr, and Gregorio Weber.
    Effects of hydrostatic pressure on a membrane-enveloped virus: high immunogenicity of the pressure-inactivated virus.
    J Virol 66(4): 2111-2117, 1992.

1991

  1. Leonardo Erijman and Gregorio Weber.
    Oligomeric protein associations: transition from stochastic to deterministic equilibrium.
    Biochemistry 30(6): 1595-1599, 1991.

1990

  1. Serge Pin, Catherine A Royer, Enrico Gratton, Bernard Alpert, and Gregorio Weber.
    Subunit interactions in hemoglobin probed by fluorescence and high-pressure techniques.
    Biochemistry 29(39): 9194-202, 1990.
  2. Gregorio Weber.
    Whither Biophysics?.
    Annu Rev Biophys Biophys Chem 19: 1-6, 1990.
  3. Suzanne Scarlata and Gregorio Weber.
    Local motions of fluorophores.
    BioMetals 3(2): 127-130, 1990.

1989

  1. Kancheng Ruan and Gregorio Weber.
    Hysteresis and conformational drift of pressure-dissociated glyceraldehydephosphate dehydrogenase.
    Biochemistry 28(5): 2144-2153, 1989.
  2. Gregorio Weber.
    Perrin revisited: Parametric theory of the motional depolarization of fluorescence.
    J Phys Chem 93: 6069-6973, 1989.
  3. Gregorio Weber.
    Dynamics of oligomeric proteins.
    J Mol Liquids 42: 255-268, 1989.

1988

  1. Kancheng Ruan and Gregorio Weber.
    Dissociation of yeast hexokinase by hydrostatic pressure.
    Biochemistry 27(9): 3295-3301, 1988.
  2. Jerson L Silva and Gregorio Weber.
    Pressure-induced dissociation of Brome Mosaic virus.
    J Mol Biol 199(1): 149-159, 1988.

1987

  1. Gregorio Weber.
    Abrupt transitions in physics and biophysics: van der Waals revisited.
    Proc Natl Acad Sci USA 84(21): 7359-7362, 1987.
  2. L E Morrison and Gregorio Weber.
    Biological membrane modeling with a liquid/liquid interface. Probing mobility and environment with total internal reflection excited fluorescence.
    Biophys J 52(3): 367-379, 1987.
  3. Alejandro A Paladini, Jerson L Silva, and Gregorio Weber.
    Slab gel electrophoresis of oligomeric proteins under high hydrostatic pressure. I. Description of the system and demonstration of the pressure dissociation of a dimer..
    Anal Biochem 161(2): 358-364, 1987.
  4. Gregorio Weber.
    Free energy couplings between ligand binding and subunit associaton in hemoglobin are of first order.
    Biochemistry 26(1): 331-332, 1987.

1986

  1. Catherine A Royer, Gregorio Weber, Thomas J Daly, and Kathleen Shive Matthews.
    Dissociation of the lactose repressor protein tetramer using high hydrostatic pressure.
    Biochemistry 25(25): 8308-8315, 1986.
  2. Jerson L Silva, Edith W Miles, and Gregorio Weber.
    Pressure dissociation and conformational drift of the beta dimer of tryptophan synthase.
    Biochemistry 25(19): 5780-5786, 1986.
  3. Sergio Verjoski-Almeida, Eleonora Kurtenbach, Angela F Amorim, and Gregorio Weber.
    Pressure-induced dissociation of solubilized sarcoplasmic reticulum ATPase.
    J Biol Chem 261(21): 9872-9878, 1986.
  4. Gregorio Weber.
    Phenomenological description of the association of protein subunits subjected to conformational drift. Effects of dilution and of hydrostatic pressure.
    Biochemistry 25(12): 3626-3631, 1986.
  5. Lan King and Gregorio Weber.
    Conformational drift of dissociated lactate dehydrogenase.
    Biochemistry 25(12): 3632-3636, 1986.
  6. Lan King and Gregorio Weber.
    Conformational drift and cryoinactivation of lactate dehydrogenase.
    Biochemistry 25(12): 3637-3640, 1986.
  7. Robert B Macgregor Jr and Gregorio Weber.
    Estimation of the polarity of the protein interior by optical spectroscopy.
    Nature 319: 70-72, 1986.
  8. Lan King and Gregorio Weber.
    Conformational drift of lactate dehydrogenase.
    Biophys J 49(1): 72-73, 1986.

1985

  1. Robert D Hall, Bernard Valeur, and Gregorio Weber.
    Polarization of the fluorescence of triphenylene: A planar molecule with three-fold symmetry.
    Chem Phys Lett 116(2,3): 202-205, 1985.

1984

  1. Gregorio Weber, Suzanne Scarlata, and Mohamed Rholam.
    Thermal coefficient of the frictional resistance to rotation in simple fluorophores determined by fluorescence polarization.
    Biochemistry 23(26): 6785-6788, 1984.
  2. Suzanne Scarlata, Mohamed Rholam, and Gregorio Weber.
    Frictional resistance to local rotations of aromatic fluorophores in some small peptides.
    Biochemistry 23(26): 6789-6792, 1984.
  3. Mohamed Rholam, Suzanne Scarlata, and Gregorio Weber.
    Frictional resistance to the local rotations of fluorophores in proteins.
    Biochemistry 23(26): 6793-6796, 1984.
  4. Gregorio Weber.
    Order of free-energy couplings between ligand binding and protein subunit association in hemoglobin.
    Proc Natl Acad Sci USA 81(22): 7098-7102, 1984.
  5. David M Jameson, Enrico Gratton, Gregorio Weber, and Bernard Alpert.
    Oxygen distribution and migration within Mbdes Fe and Hbdes Fe: Multifrequency phase and modulation fluorometry study.
    Biophys J 45(4): 795-803, 1984.
  6. Enrico Gratton, David M Jameson, Gregorio Weber, and Bernard Alpert.
    A model of dynamic quenching of fluorescence in globular proteins.
    Biophys J 45(4): 789-94, 1984.
  7. Enrico Gratton, David M Jameson, N Rosato, and Gregorio Weber.
    Multifrequency cross-correlation phase fluorometer using synchroton radiation.
    Rev Sci Instrum 55(4): 486-494, 1984.

1983

  1. Parkson L G Chong and Gregorio Weber.
    Pressure dependence of 1,6-diphenyl-1,3,5-hexatriene fluorescence in single-component phosphatidylcholine liposomes.
    Biochemistry 22(24): 5544-5550, 1983.
  2. Gregorio Weber.
    Old and new developments in fluorescence spectroscopy.
    In Time-Resolved Fluorescence Spectroscopy in Biochemistry and Biology (Nato Advanced Science Institutes Series, Series A: Life Sciences, Volume 69). By RB Cundall and RE Dale (Editors). Plenum Press, New York and London, pp. 1-22, 1983. ISBN 0306414767.
  3. Gregorio Weber.
    Stability of oligomeric proteins and its bearing on their association equilibria (a reply).
    Proc Natl Acad Sci USA 80(17): 5303-5304, 1983.
  4. Hassan M Younis, Gregorio Weber, and John S Boyer.
    Activity and conformational changes in chloroplast coupling factor induced by ion binding: formation of a magnesium-enzyme-phosphate complex.
    Biochemistry 22(10): 2505-2512, 1983.
  5. Gregorio Weber and Harry G Drickamer.
    The effect of high pressure upon proteins and other biomolecules.
    Q Rev Biophys 16(1): 89-112, 1983.

1982

  1. Gregorio Weber.
    Asymmetric ligand binding by haemoglobin.
    Nature 300: 603-607, 1982.
  2. Andrzej Kasprzak and Gregorio Weber.
    Fluorescence depolarization and rotational modes of tyrosine in bovine pancreatic trypsin inhibitor.
    Biochemistry 21(23): 5924-5927, 1982.
  3. Gen-Jun Xu and Gregorio Weber.
    Dynamics and time-averaged chemical potential of proteins: Importance in oligomer association.
    Proc Natl Acad Sci USA 79(17): 5268-5271, 1982.
  4. Roberto D Morero and Gregorio Weber.
    Properties of S100 protein studied by fluorescence methods.
    Biochim Biophys Acta 703(2): 231-240, 1982.

1981

  1. G S Chryssomallis, P M Torgerson, Harry G Drickamer, and Gregorio Weber.
    Effect of hydrostatic pressure on lysozyme and chymotrypsinogen detected by fluorescence polarization.
    Biochemistry 20(14): 3955-3959, 1981.
  2. Robert B Macgregor Jr and Gregorio Weber.
    Fluorophores in polar media: Spectral effects of the Langevin distribution of electrostatic interactions.
    Luminescence from Biological and Synthetic Macromolecules: Eighth Katzir Conference.
    Ann N Y Acad Sci 366: 140-150, 1981.
  3. Alejandro A Paladini and Gregorio Weber.
    Pressure-induced reversible dissociation of enolase.
    Biochemistry 20(9): 2587-25, 1981.
  4. Gregorio Weber.
    Resolution of the fluorescence lifetimes in a heterogeneous system by phase and modulation measurements.
    J Phys Chem 85(8): 949-953, 1981.
  5. David M Jameson and Gregorio Weber.
    Resolution of the pH-dependent heterogeneous fluorescence decay of tryptophan by phase and modulation measurements.
    J Phys Chem 85(8): 953-958, 1981.
  6. Alejandro A Paladini and Gregorio Weber.
    Absolute measurements of fluorescence polarization at high pressures.
    Rev Sci Instrum 52(3): 419-427, 1981.

1980

  1. P M Torgerson, Harry G Drickamer, and Gregorio Weber.
    Effect of hydrostatic pressure upon ethidium bromide association with transfer ribonucleic acid.
    Biochemistry 19(17): 3957-3960, 1980.
  2. Edward W Voss Jr, Robert M Watt, and Gregorio Weber.
    Solvent perturbation of the fluorescence of fluorescyl ligand bound to specific antibody. Fluorescence enhancement of antibody bound fluorescein (hapten) in deuterium oxide.
    Mol Immunol 17(4): 505-517, 1980.
  3. Robert V Mustacich and Gregorio Weber.
    Ligand-induced transfer of proteins between phases: dependence upon the strength of ion pair interactions.
    Biochemistry 19(5): 990-995, 1980.
  4. Bernard Alpert, David M Jameson, and Gregorio Weber.
    Tryptophan emission from human hemoglobin and its isolated subunits.
    Photochem Photobiol 31(1): 1-4, 1980.
  5. Joseph R Lakowicz, G Freshwater, and Gregorio Weber.
    Nanosecond segmental mobilities of tryptophan residues in proteins observed by lifetime-resolved fluorescence anisotropies.
    Biophys J 32(1): 591-601, 1980.

1979

  1. Gregorio Weber and Fay J Farris.
    Synthesis and spectral properties of a hydrophobic fluorescent probe: 6-propionyl-2-(dimethylamino)naphthalene.
    Biochemistry 18(14): 3075-3078, 1979.
  2. P M Torgerson, Harry G Drickamer, and Gregorio Weber.
    Inclusion complexes of ploy-beta-cyclodextrin: a model for pressure effects upon ligand-protein complexes.
    Biochemistry 18(14): 3079-3083, 1979.

1978

  1. Bernard Valeur and Gregorio Weber.
    A new red-edge effect in aromatic molecules: Anomaly of apparent rotation revealed by fluorescence polarization.
    J Chem Phys 69(6): 2393-2400, 1978.
  2. G S Chryssomallis, Harry G Drickamer, and Gregorio Weber.
    The measurement of fluorescence polarization at high pressure.
    J Appl Phys 49(6): 3084-3987, 1978.
  3. David M Jameson, Gregorio Weber, Richard D Spencer, and George Mitchell.
    Fluorescence polarization: measurements with a photon-counting photometer.
    Rev Sci Instrum 49(4): 510-514, 1978.
  4. Robert V Mustacich and Gregorio Weber.
    Ligand-promoted transfer of proteins between phases: Spontaneous and electrically helped.
    Proc Natl Acad Sci USA 75(2): 779-783, 1978.
  5. F J Farris, Gregorio Weber, Chian C Chiang, and Iain C Paul.
    Preparation, crystalline structure and optical properties of the fluorescent probe, 4-4'-bis-1-phenylamino-8-naphthalene sulfonate.
    J Amer Chem Soc 100: 4469-4474, 1978.
  6. Gregorio Weber.
    Limited rotational motion: Recognition by differential phase fluorometry.
    Acta Phys Pol A54: 859-865, 1978.

1977

  1. Antonie J W G Visser, Thomas M Li, Harry G Drickamer, and Gregorio Weber.
    Volume changes in the formation of internal complexes of flavinyltryptophan peptides.
    Biochemistry 16(22): 4883-4886, 1977.
  2. Antonie J W G Visser, Thomas M Li, Harry G Drickamer, and Gregorio Weber.
    Effect of pressure upon the fluorescence of various flavodoxins.
    Biochemistry 16(22): 4879-4882, 1977.
  3. William W Mantulin and Gregorio Weber.
    Rotational anisotropy and solvent-fluorophore bonds: An investigation by differential polarized phase fluorometry.
    J Chem Phys 66(9): 4092-4099, 1977.
  4. Gregorio Weber.
    Theory of differential phase fluorometry: Detection of anisotropic molecular rotations.
    J Chem Phys 66(9): 4081-4091, 1977.
  5. Bernard Valeur and Gregorio Weber.
    Anisotropic rotations in 1-naphthylamine. Existence of a red-edge transition moment normal to the ring plane.
    Chem Phys Lett 45(1): 140-144, 1977.
  6. Bernard Valeur and Gregorio Weber.
    Resolution of the fluorescence excitation spectrum of indole into the 1La and 1Lb excitations bands.
    Photochem Photobiol 25: 441-444, 1977.

1976

  1. Thomas M Li, John W Hook, Harry G Drickamer, and Gregorio Weber.
    Plurality of pressure-denatured forms in lysozyme and chymotrypsinogen.
    Biochemistry 15(25): 5571-5580, 1976.
  2. Gregorio Weber, S L Helgerson, W A Cramer, and G W Mitchell.
    Changes in rotational motion of a cell-bound fluorophore caused by colicin E1: a study by fluorescence polarization and differential polarized phase fluorometry.
    Biochemistry 15(20): 4429-4432, 1976.
  3. David M Jameson, Richard D Spencer, and Gregorio Weber.
    Construction and performance of a scanning, photon-counting spectrofluorometer.
    Rev Sci Instrum 47(9): 1038-8, 1980.
  4. Thomas M Li, John W Hook, Harry G Drickamer, and Gregorio Weber.
    Effects of pressure upon the fluorescence of the riboflavin binding protein and its flavin mononucleotide complex.
    Biochemistry 15(15): 3205-3211, 1976.

1975

  1. S Schuldiner, Richard D Spencer, Gregorio Weber, R Weil, and H R Kaback.
    Lifetime and rotational relaxation time of dansylgalactoside bound to the Lac carrier protein.
    J Biol Chem 250(23): 8893-8896, 1975.
  2. David A Kolb and Gregorio Weber.
    Cooperativity of binding of anilinonaphthalenesulfonate to serum albumin induced by a second ligand.
    Biochemistry 14(20): 4476-4481, 1975.
  3. David A Kolb and Gregorio Weber.
    Quantitative demonstration of the reciprocity of ligand effects in the ternary complex of chicken heart lactate dehydrogenase with nicotinamide adenine dinucleotide and oxalate.
    Biochemistry 14(20): 4471-4475, 1975.
  4. Gregorio Weber.
    Energetics of ligand binding to proteins.
    Adv Protein Chem 29: 1-83, 1975.

1974

  1. Richard D Spencer, Gregorio Weber, Glen L Tolman, Nelson J Leonard, and Jorge R Barrio.
    Species responsible for the fluorescence of 1, N6-ethenoadenosine.
    Eur J Biochem 45(2): 425-429, 1974.
  2. Gregorio Weber, Fumio Tanaka, Byron Y Okamoto, and Harry G Drickamer.
    The effect of pressure on the molecular complex of isoalloxazine and adenine.
    Proc Natl Acad Sci USA 71(4): 1264-1266, 1974.
  3. Gregorio Weber.
    Addition of chemical and osmotic energies by ligand protein interactions.
    Ann N Y Acad Sci 227: 486-496, 1974.

1973

  1. Earl N Hudson and Gregorio Weber.
    Synthesis and characterization of two fluorescent sulfhydryl reagents.
    Biochemistry 12(21): 4154-4161, 1973.
  2. Joseph R Lakowicz and Gregorio Weber.
    Quenching of fluorescence by oxygen. Probe for structural fluctuations in macromolecules.
    Biochemistry 12(21): 4161-4170, 1973.
  3. Joseph R Lakowicz and Gregorio Weber.
    Quenching of protein fluorescence by oxygen. Detection of structural fluctuations in proteins in the nanosecond time scale.
    Biochemistry 12(21): 4171-4179, 1973.
  4. Gregorio Weber and Joseph R Lakowicz.
    Subnanosecond solvent relaxation studies by oxygen quenching of fluorescence.
    Chem Phys Lett 22(2): 419-423, 1973.
  5. Jorge R Barrio, Glen L Tolman, Nelson J Leonard, Richard D Spencer, and Gregorio Weber.
    Flavin 1, N 6 -ethenoadenine dinucleotide: dynamic and static quenching of fluorescence.
    Proc Natl Acad Sci USA 70(3): 941-943, 1973.
  6. Uri Cogan, Meir Shinitzky, Gregorio Weber, and Toshiro Nishida.
    Microviscosity and order in the hydrocarbon region of phospholipid and phospholipid-cholesterol dispersions determined with fluorescent probes.
    Biochemistry 12(3): 521-528, 1973.
  7. Yueh-hsiu Chien and Gregorio Weber.
    Kinetic and binding effects of 1, N6-ethenoadenosine triphosphate to aspartate transcarbamylase.
    Biochem Biophys Res Commun 50(2): 538-543, 1973.

1972

  1. John A Secrist, Jorge R Barrio, Nelson J Leonard, and Gregorio Weber.
    Fluorescent modification of adenosine-containing coenzymes. Biological activities and spectroscopic properties.
    Biochemistry 11(19): 3499, 1972.
  2. G C Belford, R L Belford, and Gregorio Weber.
    Dynamics of fluorescence polarization in macromolecules.
    Proc Natl Acad Sci USA 69(6): 1392-1393, 1972.
  3. Gregorio Weber.
    Ligand binding and internal equilibria in proteins.
    Biochemistry 11(5): 864-878, 1972.
  4. A B Rawitch and Gregorio Weber.
    The reversible association of lysozyme and thyroglobulin. Cooperative binding by near-neighbor interactions..
    J Biol Chem 247(3): 680-685, 1972.
  5. Gregorio Weber.
    Addition of chemical and osmotic free energies through negative interaction of protein-bound ligands.
    Proc Natl Acad Sci USA 69(10): 3000-3003, 1972.
  6. Gregorio Weber.
    Uses of fluorescence in biophysics: Some recent developments.
    Annu Rev Biophys Bioeng 1: 553-570, 1972.
  7. Richard D Spencer and Gregorio Weber.
    Thermodynamics and kinetics of the intramolecular complex in flavin-adenine dinucleotide.
    In Structure & function of oxidation reduction enzymes. By A Akeson and A Ehrenberg (Editors). Pergamin Press, Oxford-New York, pp. 393-399, 1972.

1971

  1. Ana Jonas and Gregorio Weber.
    Strong binding of hydrophobic anions by bovine serum albumin peptides covalently linked to lysozyme.
    Biochemistry 10(24): 4492-4495, 1971.
  2. Gregorio Weber.
    Theory of fluorescence depolarization by anisotropic brownian rotations: Discontinuous distribution approach.
    J Chem Phys 55(5): 2399-2407, 1971.
  3. Ana Jonas and Gregorio Weber.
    Presence of arginine residues at the strong, hydrophobic anion binding sites of bovine serum albumin.
    Biochemistry 10(8): 1335-1339, 1971.
  4. Gregorio Weber, M Shinitzky, A C Dianoux, and C Gitler.
    Microviscosity and order in the hydrocarbon region of micelles and membranes determined with fluorescent probes. I. Synthetic micelles.
    Biochemistry 10(11): 2106-2113, 1971.
  5. Gregorio Weber, D Borris, E DeRobertis, F J Barrentes, J L LaTorre, and M C L Carlin.
    The use of a cholinergic fluorescent probe for the study of the receptor proteolipid..
    Molecular Pharmacology 7: 530-537, 1971.

1970

  1. Ana Jonas and Gregorio Weber.
    Limited digestion of citraconylated bovine serum albumin with alpha-chymotrypsin.
    Biochemistry 9(26): 5092-5099, 1970.
  2. Ana Jonas and Gregorio Weber.
    Partial modification of bovine serum albumin with dicarboxylic anhydrides. Physical properties of modified species.
    Biochemistry 9(24): 4729-4735, 1970.
  3. Sonia R Anderson, Maurizio Brunore, and Gregorio Weber.
    Fluorescence studies of Aplysia and sperm whale apomyoglobins.
    Biochemistry 9(24): 4723-4729, 1970.
  4. Gregorio Weber and Meir Shinitzky.
    Failure of energy transfer between identical aromatic molecules on excitation at the long wave edge of the absorption spectrum.
    Proc Natl Acad Sci USA 65(4): 823-830, 1970.
  5. Richard D Spencer and Gregorio Weber.
    Influence of brownian rotations and energy transfer upon the measurements of fluorescence lifetime..
    J Chem Phys 52(4): 1654-1663, 1970.
  6. W M Vaughan and Gregorio Weber.
    Oxygen quenching of pyrenebutyric acid fluorescence in water. A dynamic probe of the microenvironment.
    Biochemistry 9(3): 464-473, 1970.
  7. G T Scott, Richard D Spencer, N Leonard, and Gregorio Weber.
    Emission properties of NADH: Studies of fluorescence lifetimes and quantum efficiencies of NADH, AcPyADH, and simplified synthetic models.
    J Amer Chem Soc 92: 687-695, 1970.

1969

  1. James A Knopp and Gregorio Weber.
    Fluorescence polarization of pyrenebutyric-bovine serum albumin and pyrenebutyric-human macroglobulin conjugates.
    J Biol Chem 244(23): 6309-6315, 1969.
  2. Allen B Rawitch, Earl N Hudson, and Gregorio Weber.
    The rotational diffusion of thyroglobulin. A study of thyroglobulin conjugated with pyrenebutyrate and with dimethyl-aminonaphthalenesulfonate.
    J Biol Chem 244(23): 6543-6547, 1969.
  3. Carl-Gustaf Rosen and Gregorio Weber.
    Dimer formation from 1-anilino-8-naphthalenesulfonate catalyzed by bovine serum albumin. A new fluorescent molecule with exceptional binding properties.
    Biochemistry 8(10): 3915-3920, 1969.
  4. Gregorio Weber and Sonia R Anderson.
    The effects of energy transfer and rotational diffusion upon the fluorescence polarization of macromolecules.
    Biochemistry 8(1): 361-371, 1969.
  5. Sonia R Anderson and Gregorio Weber.
    Fluorescence polarization of the complexes of 1-anilino-8-naphthalenesulfonate with bovine serum albumin. Evidence for preferential orientation of the ligand.
    Biochemistry 8: 371-375, 1969.
  6. Richard D Spencer and Gregorio Weber.
    Measurement of subnanosecond fluorescence lifetimes with a cross-correlation phase fluorometer.
    Ann N Y Acad Sci 158: 361-376, 1969.
  7. Gregorio Weber.
    Fluorescence methods in kinetic studies.
    In Fast Reactions (Methods in Enzymology, Vol. 16). By K Kustin (Editors). Academic Press, pp. 380-393, 1969. ISBN 012181873X.

1968

  1. John M Brewer and Gregorio Weber.
    The reversible dissociation of yeast enolase.
    Proc Natl Acad Sci USA 59(1): 216-223, 1968.

1967

  1. Philippe Wahl and Gregorio Weber.
    Fluorescence depolarization of rabbit gamma globulin conjugates.
    J Mol Biol 30(2): 371-382, 1967.
  2. James Knopp and Gregorio Weber.
    Fluorescence depolarization measurements in pyrene butyric-bovine serum albumin conjugates.
    J Biol Chem 242(6): 1353-1354, 1967.
  3. P Hemmerich, V Massey, and Gregorio Weber.
    Photo-induced benzyl-substitution of flavins by phenylactate: a possible model for flavoprotein catalysis.
    Nature 213: 728-730, 1967.

1966

  1. Sonia R Anderson and Gregorio Weber.
    The reversible acid dissociation and hybridization of lactic dehydrogenase.
    Arch Biochem Biophys 116(1): 207-223, 1966.
  2. J Brewer and Gregorio Weber.
    The effect of magnesium on some physical properties of yeast enolase.
    J Biol Chem 241(11): 2550-2557, 1966.
  3. Gregorio Weber and B Bablouzian.
    Construction and performance of a fluorescence polarization spectrophotometer.
    J Biol Chem 241(11): 2558-2561, 1966.
  4. Ezra Daniel and Gregorio Weber.
    Cooperative binding by bovine serum albumin. I. The binding of 1-anilino-8-naphthalenesulfonate: Fluorimetric titrations.
    Biochemistry 5(6): 1893-1899, 1966.
  5. Gregorio Weber and Ezra Daniel.
    Cooperative effects in binding by bovine serum albumin. II. The binding of 1-anilino-8-naphthalene-sulfonate: Polarization of the ligand fluorescence and quenching of the protein fluorescence.
    Biochemistry 5(6): 1900-1907, 1966.

1965

  1. Gregorio Weber and Sonia R Anderson.
    Multiplicity of binding: Range of validity and practical test of Adair's equation.
    Biochemistry 4(10): 1942-1947, 1965.
  2. Sonia R Anderson and Gregorio Weber.
    Multiplicity of binding by lactate dehydrogenases.
    Biochemistry 4: 1948-1957, 1965.
  3. Gregorio Weber.
    Polarization of the fluorescence of solutions subjected to an electric field.
    J Chem Phys 43(2): 521-524, 1965.
  4. J W Hastings and Gregorio Weber.
    A low intensity permanent liquid light standard activated by radioactivity.
    Photochem Photobiol 4: 1049-1050, 1965.

1964

  1. Gregorio Weber and Lorna B Young.
    Fragmentation of bovine serum albumin by pepsin. I. The origin of the acid expansion of the albumin molecule.
    J Biol Chem 239(5): 1415-1423, 1964.
  2. Gregorio Weber and Lorena B Young.
    Fragmentation of bovine serum albumin by pepsin: II Isolation, amino acid composition and physica1 properties of the fragments.
    J Biol Chem 239(5): 1424-1431, 1964.

1963

  1. J Woodland Hastings and Gregorio Weber.
    Total quantum flux of isotropic sources.
    J Opt Soc Am 53(12): 1410-1415, 1963.

1962

  1. Gregorio Weber.
    Nature of the configurational changes of bovine serum albumin in acid.
    Proceedings of the Biochemical Society, London, 1962.
    Biochem J 84(3): 74, 1962.

1961

  1. Gregorio Weber.
    Enumeration of components in complex systems by fluorescence spectrophotometry.
    Nature 190(4770): 27-29, 1961.
  2. K Rosenheck and Gregorio Weber.
    pH dependence of the fluorescence yield of tyrosine copolymers.
    Proceedings of the Biochemical Society, London, 1961.
    Biochem J 79(3): 29, 1961.
  3. Gregorio Weber.
    Tyrosine fluorescence in the albumins.
    Proceedings of the Biochemical Society, London, 1961.
    Biochem J 79(3): 29, 1961.

1960

  1. Gregorio Weber.
    Fluorescence polarization spectrum and electronic energy transfer in tyrosine, tryptophan and related compounds.
    Biochem J 75(2): 335-345, 1960.
  2. Gregorio Weber.
    Fluorescence-polarization spectrum and electronic energy transfer in proteins.
    Biochem J 75(2): 345-352, 1960.

1959

  1. G Porter and Gregorio Weber.
    Energy transfer with special reference to biological systems.
    Nature 184(4687): 688-709, 1959.
  2. F W J Teale and Gregorio Weber.
    Ultraviolet fluorescence of proteins.
    Proceedings of the Biochemical Society, London, 1959.
    Biochem J 72(3): 15, 1959.
  3. Gregorio Weber and F W J Teale.
    Polarization of the ultraviolet fluorescence and electronic energy transfer in proteins.
    Proceedings of the Biochemical Society, London, 1959.
    Biochem J 72(3): 15, 1959.
  4. Gregorio Weber.
    Nature of the conformational changes of albumin in acid.
    Proceedings of the Biochemical Society, London, 1959.
    Biochem J 72: 74, 1959.
  5. Gregorio Weber and F W J Teale.
    Electronic energy transfer in haem proteins.
    Discuss Faraday Soc 27: 134-141, 1959.

1958

  1. Gregorio Weber and F W J Teale.
    Fluorescence excitation spectrum of organic compounds in solution. Part 1. Systems with quantum yleld independent of the exciting wavelength.
    Trans Faraday Soc 54: 640-648, 1958.
  2. Gregorio Weber.
    Transfert d'energie dans la dihydro-diphosphopyridine nucleotide.
    J Chim Physique 55: 878-886, 1958.

1957

  1. Gregorio Weber.
    Intramolecular transfer of electronic energy in dihydro diphosphopyridine nucleotide.
    Nature 180: 1409, 1957.
  2. Gregorio Weber and F W J Teale.
    Ultraviolet fluorescence of the aromatic amino acids.
    Biochem J 65(3): 476-482, 1957.
  3. Gregorio Weber and F W J Teale.
    Determination of the absolute quantum yield of fluorescent solutions.
    Trans Faraday Soc 53: 646-655, 1957.

1956

  1. Gregorio Weber.
    Photoelectric method for the measurement of the polarization of the fluorescence of solutions.
    J Opt Soc Amer 46(11): 962-970, 1956.