Hans Merzendorfer

Summary

Country: Germany

Publications

  1. ncbi request reprint A chymotrypsin-like serine protease interacts with the chitin synthase from the midgut of the tobacco hornworm
    Gunnar Broehan
    Department of Biology Chemistry, University of Osnabruck, D 49069 Osnabruck, Germany
    J Exp Biol 210:3636-43. 2007
  2. doi request reprint Insect-derived chitinases
    Hans Merzendorfer
    Department of Biology Chemistry, University of Osnabruck, 49069, Osnabruck, Germany
    Adv Biochem Eng Biotechnol 136:19-50. 2013
  3. doi request reprint Chitin synthesis inhibitors: old molecules and new developments
    Hans Merzendorfer
    Department of Biology Chemistry, University of Osnabruck, 49069 Osnabruck, Germany
    Insect Sci 20:121-38. 2013
  4. doi request reprint Microcompartments within the yeast plasma membrane
    Hans Merzendorfer
    Department of Biology Chemistry, University of Osnabruck, Animal Physiology, Barbarastr 11, 49076 Osnabruck, Germany
    Biol Chem 394:189-202. 2013
  5. doi request reprint Genomic and proteomic studies on the effects of the insect growth regulator diflubenzuron in the model beetle species Tribolium castaneum
    Hans Merzendorfer
    Department of Biology, University of Osnabruck, 49069 Osnabruck, Germany
    Insect Biochem Mol Biol 42:264-76. 2012
  6. ncbi request reprint Chitin metabolism in insects: structure, function and regulation of chitin synthases and chitinases
    Hans Merzendorfer
    Department of Biology Chemistry, University of Osnabruck, 49069 Osnabruck, Germany
    J Exp Biol 206:4393-412. 2003
  7. doi request reprint The cellular basis of chitin synthesis in fungi and insects: common principles and differences
    Hans Merzendorfer
    University of Osnabruck, Faculty of Biology and Chemistry, Department of Animal Physiology, Barbarastrasse 11, 49076 Osnabruck, Germany
    Eur J Cell Biol 90:759-69. 2011
  8. ncbi request reprint Insect chitin synthases: a review
    Hans Merzendorfer
    Department of Biology Chemistry, Division of Animal Physiology, University of Osnabruck, Germany
    J Comp Physiol B 176:1-15. 2006
  9. doi request reprint Chymotrypsin-like peptidases from Tribolium castaneum: a role in molting revealed by RNA interference
    Gunnar Broehan
    Department of Biology Chemistry, Division of Animal Physiology, University of Osnabruck, Barbarastr 11, 49069 Osnabruck, Germany
    Insect Biochem Mol Biol 40:274-83. 2010
  10. doi request reprint Cloning and expression analysis of midgut chymotrypsin-like proteinases in the tobacco hornworm
    Gunnar Broehan
    Department of Biology Chemistry, University of Osnabruck, D 49069 Osnabruck, Germany
    J Insect Physiol 54:1243-52. 2008

Collaborators

Detail Information

Publications21

  1. ncbi request reprint A chymotrypsin-like serine protease interacts with the chitin synthase from the midgut of the tobacco hornworm
    Gunnar Broehan
    Department of Biology Chemistry, University of Osnabruck, D 49069 Osnabruck, Germany
    J Exp Biol 210:3636-43. 2007
    ..Based on our findings we propose that chitin synthesis is controlled by an intestinal proteolytic signalling cascade linking chitin synthase activity to the nutritional state of the larvae...
  2. doi request reprint Insect-derived chitinases
    Hans Merzendorfer
    Department of Biology Chemistry, University of Osnabruck, 49069, Osnabruck, Germany
    Adv Biochem Eng Biotechnol 136:19-50. 2013
    ..Insect chitinases have gained increasing interest for use in the biological control of parasites, fungi, and insect pests, and some enzymes have properties that make them highly attractive for biotechnological applications. ..
  3. doi request reprint Chitin synthesis inhibitors: old molecules and new developments
    Hans Merzendorfer
    Department of Biology Chemistry, University of Osnabruck, 49069 Osnabruck, Germany
    Insect Sci 20:121-38. 2013
    ..This review summarizes the latest advances on the mode of action of chitin synthesis inhibitors with a special focus on those molecules that act on a postcatalytic step of chitin synthesis. ..
  4. doi request reprint Microcompartments within the yeast plasma membrane
    Hans Merzendorfer
    Department of Biology Chemistry, University of Osnabruck, Animal Physiology, Barbarastr 11, 49076 Osnabruck, Germany
    Biol Chem 394:189-202. 2013
    ..Together, they ensure a proper cell division at the end of mitosis, an intricately regulated process, which is essential for the survival and proliferation not only of fungal, but of all eukaryotic cells...
  5. doi request reprint Genomic and proteomic studies on the effects of the insect growth regulator diflubenzuron in the model beetle species Tribolium castaneum
    Hans Merzendorfer
    Department of Biology, University of Osnabruck, 49069 Osnabruck, Germany
    Insect Biochem Mol Biol 42:264-76. 2012
    ....
  6. ncbi request reprint Chitin metabolism in insects: structure, function and regulation of chitin synthases and chitinases
    Hans Merzendorfer
    Department of Biology Chemistry, University of Osnabruck, 49069 Osnabruck, Germany
    J Exp Biol 206:4393-412. 2003
    ..In this review, we will summarize recent advances in understanding chitin synthesis and its degradation in insects...
  7. doi request reprint The cellular basis of chitin synthesis in fungi and insects: common principles and differences
    Hans Merzendorfer
    University of Osnabruck, Faculty of Biology and Chemistry, Department of Animal Physiology, Barbarastrasse 11, 49076 Osnabruck, Germany
    Eur J Cell Biol 90:759-69. 2011
    ..In this review, common principles and differences will be worked out at the levels of gene organization, enzymatic properties, cellular localization and regulation...
  8. ncbi request reprint Insect chitin synthases: a review
    Hans Merzendorfer
    Department of Biology Chemistry, Division of Animal Physiology, University of Osnabruck, Germany
    J Comp Physiol B 176:1-15. 2006
    ..In the present review, I will summarize recent advances in elucidating the structure, regulation and function of insect chitin synthases as they relate to what is known about fungal chitin synthases and other glycosyltransferases...
  9. doi request reprint Chymotrypsin-like peptidases from Tribolium castaneum: a role in molting revealed by RNA interference
    Gunnar Broehan
    Department of Biology Chemistry, Division of Animal Physiology, University of Osnabruck, Barbarastr 11, 49069 Osnabruck, Germany
    Insect Biochem Mol Biol 40:274-83. 2010
    ..Finally, we performed systemic RNAi experiments. While injections of five TcCTLP-dsRNAs into penultimate larvae did not affect growth or development, injection of dsRNA for TcCTLP-5C and TcCTLP-6C resulted in severe molting defects...
  10. doi request reprint Cloning and expression analysis of midgut chymotrypsin-like proteinases in the tobacco hornworm
    Gunnar Broehan
    Department of Biology Chemistry, University of Osnabruck, D 49069 Osnabruck, Germany
    J Insect Physiol 54:1243-52. 2008
    ....
  11. pmc A novel role of the yeast CaaX protease Ste24 in chitin synthesis
    Derek Meissner
    Department of Biology Chemistry, University of Osnabruck, 49076 Osnabruck, Germany
    Mol Biol Cell 21:2425-33. 2010
    ....
  12. ncbi request reprint The V-ATPase subunit C binds to polymeric F-actin as well as to monomeric G-actin and induces cross-linking of actin filaments
    Olga Vitavska
    Department of Biology Chemistry, Division of Animal Physiology, University of Osnabruck, 49069 Osnabruck, Germany
    J Biol Chem 280:1070-6. 2005
    ..Since subunit C has the possibility to dimerize or even to oligomerize, spacing between actin filaments could be variable in size...
  13. pmc Functional analysis of the ATP-binding cassette (ABC) transporter gene family of Tribolium castaneum
    Gunnar Broehan
    Department of Biology Chemistry, Animal Physiology, University of Osnabruck, Osnabrück 49069, Germany
    BMC Genomics 14:6. 2013
    ..Most are integral membrane proteins that transport a broad spectrum of substrates across lipid membranes. In insects, ABC transporters are of special interest because of their role in insecticide resistance...
  14. ncbi request reprint The insect plasma membrane H+ V-ATPase: intra-, inter-, and supramolecular aspects
    Helmut Wieczorek
    Department of Biology Chemistry, University of Osnabruck, 49069 Osnabruck, Germany
    J Bioenerg Biomembr 35:359-66. 2003
    ....
  15. ncbi request reprint A novel role for subunit C in mediating binding of the H+-V-ATPase to the actin cytoskeleton
    Olga Vitavska
    Department of Biology Chemistry, Division of Animal Physiology, University of Osnabruck, D 49069 Osnabruck, Germany
    J Biol Chem 278:18499-505. 2003
    ..When the V(1) complex was reconstituted with recombinant subunit C, enhanced binding to F-actin was observed. Thus, subunit C may function as an anchor protein regulating the linkage between V-ATPase and the actin-based cytoskeleton...
  16. doi request reprint Purification of an active, oligomeric chitin synthase complex from the midgut of the tobacco hornworm
    Lars Maue
    Department of Biology Chemistry, Division of Animal Physiology, University of Osnabruck, 49069 Osnabruck, Germany
    Insect Biochem Mol Biol 39:654-9. 2009
    ..In summary, the chitin synthase from the midgut of Manduca may prove to be a good model for investigating the enzymes' mode of action...
  17. doi request reprint The adipokinetic hormone system in Culicinae (Diptera: Culicidae): molecular identification and characterization of two adipokinetic hormone (AKH) precursors from Aedes aegypti and Culex pipiens and two putative AKH receptor variants from A. aegypti
    Christian Kaufmann
    Department of Biology Chemistry, University of Osnabruck, 49069 Osnabruck, Germany
    Insect Biochem Mol Biol 39:770-81. 2009
    ..Based on phylogenetic data, we postulate two closely related types of AKH-receptors that could bind selectively the two AKH peptides found in A. aegypti...
  18. ncbi request reprint Immunolocalization of chitin synthase in the tobacco hornworm
    Lars Zimoch
    Department of Biology, Division of Animal Physiology, University of Osnabruck, 49069 Osnabruck, Germany
    Cell Tissue Res 308:287-97. 2002
    ..Apical membranes of salivary glands and tracheal cells were labeled as well, but not those of Malpighian tubules. This is the first time that chitin synthase expression has been visualized in insect tissues on the level of proteins...
  19. pmc A lepidopteran-specific gene family encoding valine-rich midgut proteins
    Jothini Odman-Naresh
    Department of Biology, Chemistry, University of Osnabruck, Osnabruck, Germany
    PLoS ONE 8:e82015. 2013
    ....
  20. ncbi request reprint Expression of Manduca sexta V-ATPase genes mvB, mvG and mvd is regulated by ecdysteroids
    Stephan Reineke
    Department of Biology Chemistry, Division of Animal Physiology, University of Osnabruck, 49069 Osnabruck, Germany
    J Exp Biol 205:1059-67. 2002
    ..These findings suggest that putative ecdysone-responsive elements are present in all three promoters. Taken together, our results suggest that the expression of V-ATPase genes is controlled in a coordinated manner by ecdysteroids...
  21. ncbi request reprint Chitin synthase genes in Manduca sexta: characterization of a gut-specific transcript and differential tissue expression of alternately spliced mRNAs during development
    David G Hogenkamp
    Department of Biochemistry, Kansas State University, 104 Willard Hall, Manhattan, Kansas 66506, USA
    Insect Biochem Mol Biol 35:529-40. 2005
    ....