30 Publications (Page 1 of 2)
2003
Characterization and cDNA cloning of three major proteins from pharate pupal cuticle of Manduca sexta
Suderman, RJ⋅Andersen, SO⋅Hopkins, Theodore L⋅Kanost, Michael R and Kramer, Karl
Insect biochemistry and molecular biology., vol. 33, (no. 3), pp. 331-343, 2003. | Journal Article
2000
Pupal cuticle proteins of Manduca sexta: characterization and profiles during sclerotization.
Hopkins, Theodore L⋅Krchma, L J⋅Ahmad, S A and Kramer, Karl
Insect biochemistry and molecular biology, vol. 30, (no. 1), pp. 19-27, 2000/Jan. | Journal Article
1999
Catechols involved in sclerotization of cuticle and egg pods of the grasshopper, Melanoplus sanguinipes, and their interactions with cuticular proteins.
Hopkins, Theodore L⋅Starkey, S.R.⋅Xu, R.⋅Merritt, M.E.⋅Schaefer, Jacob and Kramer, Karl
Archives of insect biochemistry and physiology., vol. 40, (no. 3), pp. 119-128, 1999. | Journal Article
 
Mass spectrometric analysis of catechol-histidine adducts from insect cuticle.
Kerwin, J L⋅Turecek, Frantisek⋅Xu, R⋅Kramer, Karl⋅Hopkins, Theodore L⋅Gatlin, C L and Yates, John R
Analytical biochemistry, vol. 268, (no. 2), pp. 229-37, 1999/Mar/15. | Journal Article
1998
Effect of wheat germ agglutinin on formation and structure of the peritrophic membrane in European corn borer (Ostrinia nubilalis) larvae
Harper, MS⋅Hopkins, Theodore L and Czapla, TH
Tissue & Cell, vol. 30, (no. 2), pp. 166-176, 1998. | Journal Article
 
Electrochemical oxidation of N-acyldopamines and regioselective reactions of their quinones with N-acetylcysteine and thiourea.
Huang, X⋅Xu, R⋅Hawley, M. D⋅Hopkins, Theodore L and Kramer, Karl
Archives of biochemistry and biophysics, vol. 352, (no. 1), pp. 19-30, 1998/Apr/1. | Journal Article
 
Tyrosine and Catecholamine Levels in the Hemolymph of Tobacco Hornworm Larvae, Manduca sexta, Parasitized by the Braconid Wasp, Cotesia congregata, and in the Developing Parasitoids
Hopkins, Theodore L⋅Starkey, S. R and Beckage, NE
Archives of Insect Biochemistry and Physiology, vol. 38, (no. 4), pp. 193-201, 1998. | Journal Article
1997
Catecholamine and histidyl protein cross-linked structures in sclerotized insect cuticle
Xu, Rongda⋅Huang, Xin⋅Hopkins, Theodore L and Kramer, Karl
Insect Biochemistry and Molecular Biology, vol. 27, (no. 2), pp. 101-108, 1997. | Journal Article
1996
Catecholamine-containing proteins from the pharate pupal cuticle of the tobacco hornworm, Manduca sexta
Okot-Kotber, BM⋅Morgan, TD⋅Hopkins, Theodore L and Kramer, Karl
Insect Biochemistry and Molecular Biology, vol. 26, (no. 5), pp. 475-484, 1996. | Journal Article
1995
White pupa: A Ceratitis capitata mutant lacking catecholamines for tanning the puparium
Wappner, P.⋅Kramer, Karl⋅Hopkins, Theodore L⋅Merritt, M.⋅Schaefer, Jacob and Quesada-Allue, LA
Insect Biochemistry and Molecular Biology, vol. 25, (no. 3), pp. 365-373, 1995. | Journal Article
1994
Characterization of two high molecular weight catechol-containing glycoproteins from pharate pupal cuticle of the tobacco hornworm, Manduca sexta
Okot-Kotber, BM⋅Morgan, TD⋅Hopkins, Theodore L and Kramer, Karl
Insect Biochemistry and Molecular Biology, vol. 24, (no. 8), pp. 787-802, 1994. | Journal Article
 
Chemical composition of the sclerotized black coral skeleton (Coelenterata: Antipatharia): A comparison of two species
Goldberg, WM⋅Hopkins, Theodore L⋅Holl, SM⋅Schaefer, Jacob⋅Kramer, Karl⋅Morgan, TD and Kim, Kiho
Comparative Biochemistry and Physiology. Part B: Biochemistry & Molecular Biology, vol. 107B, (no. 4), pp. 633-643, 1994. | Journal Article
1992
Comparison of black coral skeleton and insect cuticle by a combination of carbon-13 NMR and chemical analyses.
Holl, SM⋅Schaefer, Jacob⋅Goldberg, WM⋅Kramer, Karl⋅Morgan, TD and Hopkins, Theodore L
Archives of Biochemistry and Biophysics, vol. 292, (no. 1), pp. 107-111, 1992. | Journal Article
1991
Oxidative decarboxylation of 3,4-dihydroxymandelic acid to 3,4-dihydroxybenzaldehyde: electrochemical and HPLC analysis of the reaction mechanism.
Czapla, T.H.⋅Claeys, M.R.⋅Morgan, T.D.⋅Kramer, Karl⋅Hopkins, Theodore L and Hawley, M. D
Biochimica et biophysica acta : International journal of biochemistry and biophysics., vol. 1077, (no. 3), pp. 400-406, 1991. | Journal Article
1990
Catecholamines and related o-diphenols in cockroach hemolymph and cuticle during sclerotization and melanization: comparative studies on the order Dictyoptera.
Czapla, T H⋅Hopkins, Theodore L and Kramer, Karl
Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology, vol. 160, (no. 2), pp. 175-81, 1990. | Journal Article
1989
A trypsin-solubilized laccase from pharate pupal integument of the tobacco hornworm, Manduca sexta .
Thomas, BR⋅Yonekura, M.⋅Morgan, TD⋅Czapla, TH⋅Hopkins, Theodore L and Kramer, Karl
INSECT BIOCHEM., vol. 19, (no. 7), pp. 611-622, 1989. | Journal Article
 
Catecholamines and related o-diphenols in the hemolymph and cuticle of the cockroach Leucophaea maderae (F.) during sclerotization and pigmentation.
Czapla, T.H.⋅Hopkins, Theodore L and Kramer, Karl
Insect biochemistry., vol. 19, (no. 5), pp. 509-515, 1989. | Journal Article
 
Catecholamines in the cuticles of four strains of the German cockroach Blattella germanica (L.) during sclerotization and melanization.
Czapla, TH⋅Hopkins, Theodore L and Kramer, Karl
Archives of Insect Biochemistry and Physiology, vol. 12, (no. 3), pp. 145-156, 1989. | Journal Article
1988
Calcium transport from Malpighian tubules to puparial cuticle of Musca autumnalis.
Krueger, R.A.⋅Broce, A.B.⋅Hopkins, Theodore L and Kramer, Karl
Journal of comparative physiology : B : Biochemical, systematic, and environmental physiology., vol. 158, (no. 4), pp. 413-419, 1988. | Journal Article
 
Diphenols in hemolymph and cuticle during development and cuticle tanning of Periplaneta americana (L.) and other cockroach species.
Czapla, TH⋅Hopkins, Theodore L⋅Kramer, Karl and Morgan, TD
Archives of Insect Biochemistry and Physiology, vol. 7, (no. 1), pp. 13-28, 1988. | Journal Article
1987
Aromatic cross-links in insect cuticle: detection by solid-state 13C and 15N NMR.
Schaefer, Jacob⋅Kramer, Karl⋅Garbow, J R⋅Jacob, G S⋅Stejskal, E O⋅Hopkins, Theodore L and Speirs, R D
Science, vol. 235, (no. 4793), pp. 1200-4, 1987/Mar/6. | Journal Article
 
Tyrosine metabolism for insect cuticle tanning.
Kramer, Karl and Hopkins, Theodore L
Archives of Insect Biochemistry and Physiology, vol. 6, (no. 4), pp. 279-301, 1987. | Journal Article
1985
Characterization of haemolymph protyrosinase and a cuticular activator from Manduca sexta (L.).
Aso, Yoichi⋅Kramer, Karl⋅Hopkins, Theodore L and Lookhart, GL
INSECT BIOCHEM., vol. 15, (no. 1), pp. 9-17, 1985. | Journal Article
 
Role of juvenile hormone in regulating tyrosine glucoside synthesis for pupal tanning in Manduca sexta (L.).
Ahmed, RF⋅Hopkins, Theodore L and Kramer, Karl
Journal of Insect Physiology, vol. 31, (no. 4), pp. 341-345, 1985. | Journal Article
 
Stabilization of mineralized and sclerotized puparial cuticle of muscid flies.
Roseland, CR⋅Grodowitz, MJ⋅Kramer, Karl⋅Hopkins, Theodore L and Broce, AB
Insect biochemistry., vol. 15, (no. 4), pp. 521-528, 1985. | Journal Article