| Preface | 6 |
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| Contents | 8 |
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| Contributors | 16 |
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| The Discovery of Sensory Nature of the Carotid Bodies Invited Article | 25 |
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| 1 Introduction | 26 |
| 2 De Castro, 1926 | 27 |
| 3 De Castro, 1928 | 29 |
| 4 Heymans in the 1930 s and the Nobel Prize in Physiology or Medicine | 33 |
| 5 The Scientific Path of Fernando De Castro Between 1929 and 1936 | 35 |
| 6 Corneille Heymans, Nobel Prize in Physiology or Medicine in 1938 | 37 |
| 7 Heymans and De Castro: A History of Mutual Admiration | 40 |
| References | 40 |
| Fifty Years of Progress in Carotid Body Physiology Invited Article | 43 |
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| 1 Prolegomena | 43 |
| 2 Organization of the Carotid Body | 44 |
| 3 Testing Carotid Body Physiological Responses | 44 |
| 4 Glomus Cell Responses to Chemical Stimuli | 45 |
| 5 Chemical Transmission Between Glomus Cells and Chemosensory Nerve Endings | 46 |
| 6 Chemoreflexes Originated from the Carotid Bodies | 48 |
| 7 Concluding Remarks | 49 |
| References | 51 |
| Carotid Body: New Stimuli and New Preparations Invited Article | 53 |
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| 1 Introduction | 53 |
| 2 Co-Culture Preparations of Rat Carotid Body | 54 |
| 3 Electrophysiological Experiments on Carotid Body Co-Cultures | 57 |
| 4 Carotid Body Slice Preparation | 58 |
| 5 The Carotid Body as a Glucosensor: Contributions from Slice and Co-Culture Preparations | 60 |
| 6 Transgenic Mouse Models | 61 |
| References | 61 |
| Enzyme-Linked Acute Oxygen Sensing in Airway and Arterial Chemoreceptors Invited Article | 63 |
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| 1 Introduction | 63 |
| 2 NADPH Oxidase | 64 |
| 3 Hemeoxygenase | 67 |
| 4 AMP-Activated Kinase | 68 |
| 5 Conclusions | 69 |
| References | 70 |
| Cysteine Residues in the C-terminal Tail of the Human BKCaa Subunit Are Important for Channel Sensitivity to Carbon Monoxide | 72 |
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| 1 Introduction | 73 |
| 2 Materials and Methods | 73 |
| 3 Results and Discussion | 74 |
| References | 78 |
| Modulation of O2 Sensitive K+ Channels by AMP-activated Protein Kinase | 80 |
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| 1 Introduction | 80 |
| 2 Methods | 81 |
| 3 Results | 82 |
| 4 Discussion | 84 |
| References | 86 |
| Hydrogen Sulfide Inhibits Human BKCa Channels | 87 |
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| 1 Introduction | 88 |
| 2 Materials and Methods | 88 |
| 3 Results and Discussion | 90 |
| References | 93 |
| DPPX Modifies TEA Sensitivity of the Kv4 Channels in Rabbit Carotid Body Chemoreceptor Cells | 95 |
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| 1 Introduction | 95 |
| 2 Methods | 96 |
| 3 Results | 98 |
| 4 Discussion | 102 |
| References | 103 |
| Sustained Hypoxia Enhances TASK-like Current Inhibition by Acute Hypoxia in Rat Carotid Body Type-I Cells | 105 |
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| 1 Introduction | 105 |
| 2 Methods | 106 |
| 3 Results | 107 |
| 4 Discussion | 108 |
| 5 Conclusion | 109 |
| References | 109 |
| Inhibition of L-Type Ca2+ Channels by Carbon Monoxide | 111 |
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| 1 Introduction | 111 |
| 2 Methods | 112 |
| 3 Results | 113 |
| 4 Discussion | 115 |
| References | 116 |
| Effects of the Polyamine Spermine on Arterial Chemoreception | 118 |
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| 1 Introduction | 119 |
| 2 Methods | 119 |
| 3 Results and Discussion | 121 |
| References | 124 |
| RT-PCR and Pharmacological Analysis of L-and T-Type Calcium Channels in Rat Carotid Body | 126 |
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| 1 Introduction | 127 |
| 2 Methods | 127 |
| 3 Results | 129 |
| 4 Discussion | 130 |
| References | 133 |
| Functional Characterization of Phosphodiesterases 4 in the Rat Carotid Body: Effect of Oxygen Concentrations | 134 |
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| 1 Introduction | 134 |
| 2 Methods | 135 |
| 3 Results | 136 |
| 4 Discussion | 137 |
| References | 140 |
| Calcium Sensitivity for Hypoxia in PGNs with PC-12 Cells in Co-Culture | 141 |
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| 1 Introduction | 141 |
| 2 Methods | 142 |
| 3 Results and Discussion | 142 |
| References | 144 |
| Modification of Relative Gene Expression Ratio Obtained from Real Time qPCR with Whole Carotid Body by Using Mathematical Equations | 145 |
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| 1 Introduction | 146 |
| 2 Methods | 146 |
| 3 Results | 148 |