無拘束 熱量/代謝測定システム Calobox PHENOSYS社製
Calobox (マウス用・ラット用)
カテゴリ名 :
生理・切片・生体信号
仕 様:
・寸 法:35 x 30 x 16 cm; 重さ3.5 kg
・サンプル空気の質量流量計:0..5 sLpm(0..150 L / h)、
応答時間 60ミリ秒、再現性 +/- 0.5%
・電気化学O2セル:範囲 0..25 Vol%、応答時間 12秒、精度 +/- 2%
・CO2測定:NDIRセル(非分散型赤外線)、範囲 0-5 000 ppm(0..0.5 Vol%)
応答時間 20秒、精度 +/- 30 ppm
・HTセンサー:相対湿度分解能 0.025%、温度センサー分解能 0.04°C
・熱電対:分解能 +/- 0.1°C Hal Haldane変換を使用した代謝率の計算
・長寿命の送気ポンプ(本体CaloBoxに内蔵)
参考文献
Heldmaier, G., Braulke, L., Flick, J. et al. Silencing of ultradian rhythms and metabolic depression during spontaneous daily torpor in Djungarian hamsters. J Comp Physiol B (2024). https://doi.org/10.1007/s00360-024-01573-1
Harding, C.D., Walker, K.M.M., Hackett, T.D. et al. Ultrasonic vocalisation rate tracks the diurnal pattern of activity in winter phenotype Djungarian hamsters (Phodopus sungorus). J Comp Physiol B (2024). https://doi.org/10.1007/s00360-024-01556-2
van der Vinne, V., McKillop, L.E., Wilcox, S.L. et al. Methods to estimate body temperature and energy expenditure dynamics in fed and fasted laboratory mice: effects of sleep deprivation and light exposure. J Comp Physiol B (2024). https://doi.org/10.1007/s00360-024-01554-4
Elfers, K., Armbrecht, Y., Brede, M., Mazzuoli-Weber, G., Heldmaier, G., Breves, G. (2022). How much does it cost? Teaching physiology of energy metabolism in mice using an indirect calorimetry system in a practical course for veterinary students. Adv Physiol Educ, 46: 145-157
Wellbrock, A. H. J., Eckhardt, L. R. H., Kelsey, N. A., Heldmaier, G., Rozman, J., Witte, K. (2022). Cool birds: first evidence of energy-saving nocturnal torpor in free-living commonswifts Apus apus resting in their nests. Biol Lett, 18: 20210675
Yamagata, T., Kahn, M. C., Prius-Mengual, J., Meijer, E., … & Vyazovskiy, V. V. (2021). The hypothalamic link between arousal and sleep homeostasis in mice. PNAS, 118(51), e2101580118.
Oelkrug, R., Krause, C., Herrmann, B., Resch, J., Gachkar, S., El Gammal, A. T., … & Mittag, J. (2020). Maternal Brown Fat Thermogenesis Programs Glucose Tolerance in the Male Offspring. Cell Reports, 33(5), 108351.
Martire, V. L., Berteotti, C., Bastianini, S., Alvente, S., Valli, A., Cerri, M., … & Zoccoli, G. (2020). The physiological signature of daily torpor is not orexin dependent. J Comp Physiol B.; 190(4):493-507.
Johann, K., Cremer, A. L., Fischer, A. W., Heine, M., Pensado, E. R., Resch, J., … & Astiz, M. (2019). Thyroid-hormone-induced browning of white adipose tissue does not contribute to thermogenesis and glucose consumption. Cell reports, 27(11), 3385-3400.