George B. Johnson

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Dr George B. Johnson, (born 11 June 1952, Newport News, Virginia, is a science writer who wrote the weekly column "On Science" in the St. Louis Post-Dispatch. He is also a biology professor at Washington University and a genetics professor at their school of medicine.

Contents

[edit] Career

  • George was an assistant professor of Biology at Washington University, St. Louis, Missouri, during the years l972- l976.
  • A Research Fellow at Carnegie Institute of Washington, Department of Plant Biology, Stanford, California, during l975- l976.
  • A Associate Professor of Biology at Washington University at St. Louis, Missouri, during 1976-1980
  • A Associate Professor of Genetics at Washington University School of Medicine, St. Louis, Missouri, during 1976-1981
  • A Lector, Genetisk Institute at Aarhus Universitet, Aarhus, Denmark, during April- August, 1977
  • A Professor of Biology at Washington University, St. Louis, Missouri, during 1980- 2004
  • A Professor of Genetics at Washington University School of Medicine, St. Louis, Missouri, 1981- 2004
  • A Director at The Living World education center, St. Louis Zoo, during 1987- 1990
  • A Professor Emeritus of Biology at Washington University, St. Louis, Missouri, during 2004- Present.

[edit] Research publications

  • Wild type and mutant stocks of Aspergillus nidulans, (with R.W. Barratt and W.N. Ogata), 1965, Genetics 52: 233-234
  • Purification and characterization of glutamic acid dehydrogenase from Escherichia coli strain K-12. Master's thesis, Dartmouth College, 1966
  • Analysis of enzyme variation in natural populations of the butterfly Colias eurytheme, 1971, Proc. Natl. Acad. Sci. USA 68: 997-1001
  • The selective significance of biochemical polymorphism in Colias butterflies, Doctoral dissertation, Stanford University, 1972
  • Enzyme polymorphisms: Evidence that they are not selectively neutral, 1972, Nature New Biol. 237: 170-171
  • The relationship of enzyme polymorphism to species diversity, 1973, Nature 242: 193-194
  • Enzyme polymorphism and biosystematics: The hypothesis of selective neutrality, 1973, Annual Reviews of Ecology and Systematics, 4: 93-116
  • The importance of substrate variability to enzyme polymorphism, 1973, Nature New Biol. 243: 1 51-153
  • On the hypothesis that polymorphic enzyme alleles are selectively neutral. I. The evenness of allele frequency distribution, (with M.W. Feldman), 1973, Theor. Pop. Biol. 4: 209-221
  • Enzyme polymorphism and metabolism, 1974, Science 184: 28-37
  • On the estimation of effective number of alleles from electrophoretic data, 1974, Genetics 78: 771-776
  • Studying genetic variation in human populations, 1974, Jour. Heredity 65: 260-261
  • The use of internal standards in electrophoretic surveys of enzyme polymorphism, 1975, Biochemical Genetics 13: 833-847
  • Enzyme polymorphism and adaptation, 1975, Stadler Genetics Symposium 7: 91-116
  • Mechanisms of evolution and speciation, 1975, In LIFE: THE INDIVIDUAL AND THE SPECIES (T. Lane, Ed.). Mosby Publishing Company, St. Louis, Missouri.
  • Polymorphism and predictability at the alpha-glycerophosphate dehydrogenase locus in Colias butterflies: Gradients in allele frequencies within a single population, 1976, Biochemical Genetics 14: 403-426
  • Genetic polymorphism and enzyme function, 1976, In THE MOLECULAR STUDY OF BIOLOGICAL EVOLUTION, Chapter 3, pp. 46-59 (F. Ayala, Ed.), Sinauer Associates, Inc., Sunderland, Massachusetts.
  • Hidden alleles at the alpha-glycerophosphate dehydrogenase locus in Colias butterflies, 1976, Genetics 83: 149-167
  • Enzyme polymorphism and adaptation in alpine butterflies, 1976, In EVOLUTION WITHIN POPULATIONS, Ann. Mo. Bot. Garden 63: 248-261
  • Enzyme polymorphism in the butterfly Colias: Selection on metabolic phenotypes, 1976, Carnegie Institution of Washington Yearbook 75: 440- 449
  • Characterization of electrophoretically hidden variation in the butterfly Colias, 1976, Carnegie Institution of Washington Yearbook 75: 449-456
  • Factors altering the gel sieving behavior of proteins: The effect of deuterium oxide, 1976, Carnegie Institution of Washington Yearbook 75: 456-459
  • Evaluation of the stepwise mutation model of electrophoretic mobility: Comparison of the gel sieving behavior of alleles at the esterase-5 locus of Drosophila pseudoobscura, 1977, Genetics 87: 139-157. Abstract: Genetics 83: s36 (1976)
  • Characterization of electrophoretically cryptic variation in the alpine butterfly Colias meadii, 1977, Biochemical Genetics 15: 665-693
  • Hidden heterogeneity among electrophoretic alleles, 1977, In MEASURING SELECTION IN NATURAL POPULATIONS (F. Christiansen, T. Fenchel, Eds.), Springer-Verlag, Berlin: 223-244
  • Assessing electrophoretic similarity: The problem of hidden heterogeneity, 1977, Annual Reviews of Ecology and Systematics, Vol. 8: 309-328
  • Isozymes, allozymes, and enzyme polymorphism: Structural constraints on polymorphic variation, 1978, Isozymes: Current Topics in Biological and Medical Research, Vol. 2: 1-21
  • Enzyme polymorphism: Metabolic considerations, l978, Metabolic Therapy, 7: l-4
  • Structural flexibility of isozyme variants: Genetic variants in Drosophila disguised by cofactor and subunit binding, l978, Proc. Nat. Acad. Sci. USA 75: 395-399. Abstract: Genetics 86: s33, (l977)
  • Genetically controlled variation in conformation of enzymes, l979, Prog. Nucleic Acid Res. Molec. Biol. 22: 293-326
  • Genetic variation in the physiological phenotype, l979, In POPULATION BIOLOGY OF PLANTS (O. Solbrig, S. Jain, G. Johnson & P. Raven, Eds.), Columbia Univ. Press, N.Y.: p. 62-83
  • Genetic polymorphism at enzyme loci, l979, In PHYSIOLOGICAL GENETICS (J. Scandalios, Ed.), Academic Press, N.Y.: 239-273
  • Post-translational modification as a potential explanation of high levels of enzyme polymorphism (with V. Finnerty), l979, Genetics 9l: 695-722
  • Gene expression in Drosophila: Characterization of the enzymes produced by certain complementary maroon-like heterozygotes (with V. Finnerty, and M. McCarron), l979, Molec. Gen. Genet., 172: 37-43
  • The genetics of electrophoretic variation: a response (with V. Finnerty), 1979, Genetics 92: 357-360
  • Increasing the resolution of polyacrylamide gel electrophoresis by varying the degree of gel cross-linking, 1979, Biochemical Genetics 7: 499-5l6
  • Unvermutete Genetische Variation an Enzymorten (with V. Loeschcke), l979, Biologisches Zentralblatt, 98: l63-l73
  • Structural vs. post-translational components of genic variation (with V. Finnerty), 1979, Genetics 92: 683-684
  • POPULATION BIOLOGY OF PLANTS, l980, Editor (with O. Solbrig, S. Jain & P. Raven), Columbia Univ. Press, N.Y.
  • Polyploidy, plants, and electrophoresis (with B. Carr), l980. In POLYPLOIDY (W. Lewis, Ed.), Academic Press, N.Y.
  • Post-translational modification of xanthine dehydrogenase in natural populations of Drosophila melanogaster (with D. Hartl and V. Finnerty). 1981. Genetics 98: 817-831
  • Gel sieving electrophoresis: A description of procedures and analysis. In METHODS OF BIOCHEMICAL ANALYSIS (D. Glick, Ed.), 1983, Interscience Publishers, New York.
  • Phylogenetic Implications of Ribosomal DNA Restriction Site Variation in the Plant Family Onagraceae (with J. Crisci, E. Zimmer, P. Hoch, C. Mudd and N. Pan), 1990, Ann. Mo. Bot. Gard 77: 523-538

[edit] Texts

  • BIOLOGY (with P. Raven and latest edition with Jonathan Losos and Susan Singer), 1986, 1989, 1992, 1996, 1999, 2002, 2005. McGraw-Hill Publishing Company, Dubuque, Iowa.
  • UNDERSTANDING BIOLOGY (with P. Raven), 1988, 1991, 1995. Wm. C. Brown Publishing Company, Dubuque, Iowa.
  • ENVIRONMENT (with P. Raven and L. Berg) 1993, 1996. Saunders Publishing Company, Philadelphia, Pennsylvania.
  • BIOLOGY VISUALIZING LIFE. 1993, 1997. Holt Rinehart Winston, Austin, Texas.
  • HUMAN BIOLOGY: CONCEPTS AND ISSUES, 1994. W.C. Brown Publishing Co., Dubuque, Iowa.
  • BIOLOGY: PRINCIPLES AND EXPLORATIONS, 1995, 2000 (with P. Raven). Holt Rinehart Winston, Austin, Texas.
  • HOW SCIENTISTS THINK: KEY EXPERIMENTS IN GENETICS, 1995. W.C. Brown Publishing Company, Dubuque, Iowa.
  • THE LIVING WORLD, 1996, 2000, 2003, 2006. McGraw-Hill Publishing Company, Dubuque, Iowa.

[edit] References

[edit] See also

[edit] External links

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