1st Edition

Life In The Cold Ecological, Physiological, And Molecular Mechanisms

    590 Pages
    by CRC Press

    590 Pages
    by CRC Press

    This book contains the proceedings of the ninth in a series of international gatherings dedicated to understanding how animals survive cold conditions. It includes topics related to cellular and molecular studies on gene expression and synthesis of messenger RNA.

    1. Multiple Pathways to Spring 2. Comparison of Thermal Responses Between Rest and Exercise During Cold Water Immersion 3. Seasonality of Daily Torpor in a Migratory Hummingbird 4. Getting By on High: Ecological Energetics of Arctic and Alpine Grouse 5. Hibernation in Birds: Comparisons with Mammals 6. The Physiology of Hibernation in an Egg-laying Mammal, the Echidna 7. Energetics of Social Hibernation 8. Factors Affecting Hibernation Commencement and Spring Emergence in Siberian Chipmunks (Eutamias sibiricus) 9. Thermoregulatory "Strategies" of Two Apodemus Species Inhabiting a Cold Environment on Mount Hermon 10. Individual Energetic Strategies in Winter-Adapted Djungarian Hamsters: The Relation Between Daily Torpor, Locomotion, and Food Consumption 11. Sexual Differences in Hibernaculum Contents of Richardson's Ground Squirrels: Males Store Food 12. Patterns of Body Temperature Change in Hibernating Arctic Ground Squirrels 13. Effects of Captivity on Peak Rates of Oxygen Consumption of Winter-caught Deer Mice and Black-capped Chickadees 14. Dietary Lipids and Thermal Physiology 15. Regulation of Gut Structure and Function in Hibernators 16. Metabolic Fuel Utilization During Hibernation 17. Energy Requirements of Hibernating Alpine Marmots 18. Diet Affects Hibernation in Turkish Hamsters 19. Circadian Rhythmicity and Photoperiodism in the Djungarian Hamster 20. Photoperiodic Control of Reproduction and Hibernation in the European Hamster (Cricetus cricetus): Morphological and Functional Analysis 21. Regulation of Cardiac Cytosolic Free Ca2+ at Low Temperature in the Richardson's Ground Squirrel 22. Plasma Membrane Proton Transport and Hamster Brown Adipocyte Thermogenesis 23. Seasonal Lipolysis in Hibernators 24. Sleep, Hypothermia, and Hibernation: Metabolic Rate and the Control of Breathing Pattern in Golden-mantled Ground Squirrels 25. Temperature Regulation, Enzyme Kinetics, and Metabolic Depression in Mammalian Hibernation 26. What is a Bout of Hibernation? 27. Calcium and Temperature Dependent Neural Mechanisms in CA1 Pyramidal Cells in the Rat and Hamster Hippocampal Slice 28. The Suprachiasmatic Nucleus Mediates Rhythms of Hibernation and Daily Torpor in Rodents 29. On Possible Mechanisms of the Septohippocampal System Participation in the Neural Control of Hibernation 30. Is Endogenous Opioid Involved in Hibernation? 31. Immediate Early Gene Expression in Brain Across the Hibernation Cycle 32. Possible Involvement of Endogenous Adenosine in Hibernation 33. Adaptive Changes of Hypothalamic Thermosensitive Neurons After Exposure to Cold Environmental Temperature 34. Regulation of Brown Adipose Tissue Function in Cold-Adapted Animals: Lack of β3-Adrenergic Receptors in Brown Adipose Tissue of Cold-Adapted Guinea Pigs 35. Why Are Brown Fat Cells from Cold-acclimated Animals Not Better? 36. Species Distribution of Brown Adipose Tissue: Characterization of Adipose Tissues from Uncoupling Protein and Its mRNA 37. Genes in the Cold: A Survey of the Regulation of Gene Expression in Brown Adipose Tissue 38. Brown Adipose Tissue and the Uncoupling Protein UCP: Cellular and Molecular Studies 39. Muscle Function in Hibernators 40. Increased Lipoprotein Lipase Activity in Brown Adipose Tissue During Arousal of the Hibernating Garden Dormouse (Eliomys quercinus L.) 41. Lipoprotein Lipase Is Differentially Regulated in Brown and White Adipose Tissue During Seasonal Acclimatization in the Djungarian Hamster 42. Membrane Adaptations in Ectotherms and Endotherms 43. Handling of Sodium Ion by the Plasma Membrane: Differences That Account for Failure of Cold-Sensitive Cells 44. Differential Gene Expression in the Liver During Hibernation in Ground Squirrels 45. Perspectives on Molecular Function in Hibernators: Insights from Quiescent States of Invertebrates 46. Identification and Characterization of Novel Types of Plasma Protein Specific for Hibernation in Rodents 47. Myocardial β-Adrenergic Receptor Complex in Hibernation 48. Molecular Control of Prehibernation Brown Fat Growth in Arctic Ground Squirrels 49. Hypothalamic Neuropeptides, Metabolic Hormones, and Seasonal Fattening in Golden-mantled Ground Squirrels 50. Integrated Physiological Responses Promoting Anuran Freeze Tolerance 51. Muscle Disuse in Hibernation: Gene Expression and Morphology 52. Molecular Mechanism for Selective Retention of Essential Fatty Acids During Hibernation 53. Does Nonshivering Thermogenesis Exist in Birds?: Overview 54. Existence of Nonshivering Thermogenesis in Birds 55. Does Regulatory Nonshivering Thermogenesis Exist in Birds? 56. Acidosis, Q10, and Metabolic Depression: Causation or Epiphenomena in Mammalian Hibernation?: Overview 57. Metabolic Depression During Hibernation: the Role of Respiratory Acidosis 58. Suppression of Metabolic Rate in Hibernation 59. Metabolic Rate Reduction During Hibernation 60. Why Do Hibernators Periodically Arouse?: Overview 61. Hibernators Periodically Arouse in Order to Sleep 62. Neurochemical Regulation of Arousal from Hibernation

    Biography

    Cynthia Carey, Gregory L. Florant, Bruce A. Wunder, and Barbara Horwitz