1. The molecular and metabolic essentials for long-distance flight in insects

   • Haruo Chino
   • Pek Yee Lum
   • Tuyoshi Hiraoka

   OriginalPaper Pages: 101 - 106

2. Nutritional stress in Tetrahymena relieved by addition of hemin or phospholipids

   • S. T. Christensen
   • P. Schousboe
   • L. Rasmussen

   OriginalPaper Pages: 107 - 110

3. Activation of two types of fibres in ferret, Mustela putorius furo, cremaster muscle

   • J. Noireaud
   • J. P. Louboutin
   • C. Léoty

   OriginalPaper Pages: 111 - 118

4. Calorimetric investigations of the different castes of honey bees, Apis mellifera carnica

   • L. Fahrenholz
   • I. Lamprecht
   • B. Schricker

   OriginalPaper Pages: 119 - 130

5. Oxygen transport and cardiovascular responses in skipjack tuna (Katsuwonus pelamis) and yellowfin tuna (Thunnus albacares) exposed to acute hypoxia

   • Peter G. Bushnell
   • Richard W. Brill

   OriginalPaper Pages: 131 - 143

6. The functional significance of ventilation frequency, and its relationship to oxygen demand in the resting brown long-eared bat, Plecotus auritus

   • P. I. Webb
   • G. C. Hays
   • P. A. Racey

   OriginalPaper Pages: 144 - 147

7. Identification of the yolk receptor protein in oocytes of Nereis virens (Annelida, Polychaeta) and comparison with the locust vitellogenin receptor

   • J. Hafer
   • A. Fischer
   • H. J. Ferenz

   OriginalPaper Pages: 148 - 152

8. Seasonal changes in thyroid-gonadal interactions in the edible dormouse, Glis glis

   • M. Jallageas
   • N. Mas
   • J -P. Roussel

   OriginalPaper Pages: 153 - 158

9. Isolation and characterization of five serine proteases with trypsin-, chymotrypsin- and elastase-like characteristics from the gut of the lugworm Arenicola marina (L.) (Polychaeta)

   • Joachim Eberhardt

   OriginalPaper Pages: 159 - 167

10. Fetuin: an acute phase protein in cattle

    • K. M. Dziegielewska
    • W. M. Brown
    • N. R. Saunders

    OriginalPaper Pages: 168 - 171

11. Opioid systems, behavioral thermoregulation and shell polymorphism in the land snail, Cepaea nemoralis

    • Martin Kavaliers

    OriginalPaper Pages: 172 - 178

12. Evidence for the presence of A₁ and A₂ adenosine receptors in the ventral aorta of the dogfish shark, Squalus acanthias

    • David H. Evans

    OriginalPaper Pages: 179 - 183

13. Release of substance P-like immunoreactive material from the stomach of the rainbow trout

    • Jörgen Jensen
    • Susanne Holmgren

    OriginalPaper Pages: 184 - 188

14. Aldosterone regulation of active sodium chloride transport in the lizard colon (Gallotia galloti)

    • Mario Díaz
    • Antonio Lorenzo

    OriginalPaper Pages: 189 - 196