Circadian rhythms in bed rest: Monitoring core body temperature via heat-flux approach is superior to skin surface temperature

References

• Albrecht U. (2012). Timing to perfection: the biology of central and peripheral circadian clocks. Neuron. 74:246–60.
   PubMed Web of Science ®Google Scholar
• Areas R, Duarte L, Menna-Barreto L. (2006). Comparative analysis of rhythmic parameters of the body temperature in humans measured with thermistors and digital thermometers. Biol Rhythm Res. 37:419–24.
   Google Scholar
• Aschoff J. (1983). Circadian control of body temperature. J Therm. Biol. 8:143–47.
   Web of Science ®Google Scholar
• Aschoff J, Wever R. (1958). Kern und Schale im Wärmehaushalt des Menschen. Naturwissenschaften. 45:477–85.
   Google Scholar
• Belavý DL, Bock O, Börst H, et al. (2010). The 2nd Berlin BedRest Study: protocol and implementation. J Musculoskeletal Neuronal Interact. 10:207–219.
   PubMed Web of Science ®Google Scholar
• Bergersen TK. (1993). A search for arteriovenous anastomoses in human skin using ultrasound Doppler. Acta Physiol Scand. 147:195–201.
   PubMedGoogle Scholar
• Bingham C, Arbogast B, Guillaume GC, Lee JK, Halberg F. (1982). Inferential statistical methods for estimating and comparing cosinor parameters. Chronobiologia. 9:397–439.
   PubMedGoogle Scholar
• Bland JM, Altman DG. (1986). Statistical methods for assessing agreement between two methods of clinical measurement. Lancet. 1:307–10.
   PubMed Web of Science ®Google Scholar
• Bogh M, Minors DS, Waterhouse JM. (1994). Can insulated skin temperature act as a substitute for rectal temperature when studying circadian rhythms? Chronobiol Int. 11:332–39.
   PubMed Web of Science ®Google Scholar
• Duffy JF, Dijk DJ. (2002). Getting through to circadian oscillators: why use constant routines? J Biol Rhythms. 17:4–13.
   PubMed Web of Science ®Google Scholar
• Edwards B, Waterhouse J, Reilly T, Atkinson G. (2002). A comparison of the suitabilities of rectal, gut, and insulated axilla temperatures for measurement of the circadian rhythm of core temperature in field studies. Chronobiol Int. 19:579–97.
   PubMed Web of Science ®Google Scholar
• Folkard S, Minors DS, Waterhouse JM. (1991). “Demasking” the temperature rhythm after simulated time zone transitions. J Biol Rhythms. 6:81–91.
   PubMed Web of Science ®Google Scholar
• Fox RH, Solman AJ. (1971). A new technique for monitoring the deep body temperature in man from the intact skin surface. J Physiol. 212:8P–10P.
   PubMedGoogle Scholar
• Fulbrook P. (1993). Core temperature measurement in adults: a literature review. J Adv Nurs. 18:1451–60.
   PubMed Web of Science ®Google Scholar
• Fulbrook P. (1997). Core body temperature measurement: a comparison of axilla, tympanic membrane and pulmonary artery blood temperature. Intensive Crit Care Nursing. 13:266–72.
   PubMedGoogle Scholar
• Gunga HC, Sandsund M, Reinertsen RE, et al. (2008). A non-invasive device to continuously determine heat strain in humans. J Therm Biol. 33:297–307.
   Web of Science ®Google Scholar
• Gunga HC, Werner A, Stahn A, et al. (2009). The double sensor-A non-invasive device to continuously monitor core temperature in humans on earth and in space. Respir Physiol Neurobiol. 169:S63–8.
   PubMed Web of Science ®Google Scholar
• Henriksson E, Lamia KA. (2015). Adipose clocks: burning the midnight oil. J Biol Rhythms. 30:364–73.
   PubMed Web of Science ®Google Scholar
• Hothorn T, Hornik K, van de Wiel MA, Zeileis A. (2008). Implementing a class of permutation tests: the coin package. J Stat Software. 28:1–23.
   PubMed Web of Science ®Google Scholar
• Kimberger O, Thell R, Schuh M, et al. (2009). Accuracy and precision of a novel non-invasive core thermometer. Br J Anaesthesia. 103:226–31.
   PubMed Web of Science ®Google Scholar
• Kobayashi T, Nemoto T, Kamiya A, Togawa T. (1975). Improvement of deep body thermometer for man. Ann Biomed Eng. 3:181–88.
   PubMed Web of Science ®Google Scholar
• Kräuchi K. (2007). The thermophysiological cascade leading to sleep initiation in relation to phase of entrainment. Sleep Med Rev. 11:439–51.
   PubMed Web of Science ®Google Scholar
• Kräuchi K, Wirz-Justice A. (1994). Circadian rhythm of heat production, heart rate, and skin and core temperature under unmasking conditions in men. Am J Physiol. 267:R819–29.
   PubMed Web of Science ®Google Scholar
• Lim CL, Byrne C, Lee JK. (2008). Human thermoregulation and measurement of body temperature in exercise and clinical settings. Ann Acad Med Singapore. 37:347–53.
   PubMed Web of Science ®Google Scholar
• Moran DS, Mendal L. (2002). Core temperature measurement: methods and current insights. Sports Med (Auckland, NZ). 32:879–85.
   PubMed Web of Science ®Google Scholar
• Muravchick S. (1983). Deep body thermometry during general anesthesia. Anesthesiology. 58:271–75.
   PubMed Web of Science ®Google Scholar
• Opatz O, Trippel T, Lochner A, et al. (2013). Temporal and spatial dispersion of human body temperature during deep hypothermia. Br J Anaesthesia. 111:768–75.
   Google Scholar
• Park SJ, Waterhouse J. (2013). A comparison between rhythms in forehead skin and rectal (core) temperature in sedentary subjects living in a thermally neutral environment. Biol Rhythm Res. 45:415–28.
   Google Scholar
• Pavy-Le TA, Heer M, Narici MV, et al. (2007). From space to Earth: advances in human physiology from 20 years of bed rest studies (1986–2006). Eur J Appl Physiol. 101:143–94.
   PubMed Web of Science ®Google Scholar
• Pušnik I, Miklavez A. (2009). Dilemmas in measurement of human body temperature. Instrumentation Science & Technology. 37:516–30.
   Google Scholar
• R Core Team. (2015). R: A language and environment for statistical computing. Vienna, Austria: R Foundation for Statistical Computing.
   Google Scholar
• Roche VP, Mohamad-Djafari A, Innominato PF, et al. (2014). Thoracic surface temperature rhythms as circadian biomarkers for cancer chronotherapy. Chronobiol Int. 31:409–20.
   PubMed Web of Science ®Google Scholar
• Sakuragi T, Mukai M, Dan K. (1993). Deep body temperature during the warming phase of cardiopulmonary bypass. Br J Anaesthesia. 71:583–85.
   PubMed Web of Science ®Google Scholar
• Scully CG, Karaboue A, Liu WM, et al. (2011). Skin surface temperature rhythms as potential circadian biomarkers for personalized chronotherapeutics in cancer patients. Interface Focus. 1:48–60.
   PubMed Web of Science ®Google Scholar
• Taylor NAS, Tipton MJ, Kenny GP. (2014). Considerations for the measurement of core, skin and mean body temperatures. J Therm Biol. 46:72–101.
   PubMed Web of Science ®Google Scholar
• Teunissen LPJ, Klewer J, de Haan A, et al. (2011). Non-invasive continuous core temperature measurement by zero heat flux. Physiol Meas. 32:559–70.
   PubMed Web of Science ®Google Scholar
• Thomas KA, Burr R, Wang SY, et al. (2004). Axillary and thoracic skin temperatures poorly comparable to core body temperature circadian rhythm: results from 2 adult populations. Biol Res Nurs. 5:187–94.
   PubMedGoogle Scholar
• Tikuisis P, Ducharme MB. (1996). The effect of postural changes on body temperatures and heat balance. Eur J Appl Physiol Occup Physiol. 72:451–59.
   PubMed Web of Science ®Google Scholar
• Tsujimoto T, Yamada N, Shimoda K, et al. (1990). Circadian rhythms in depression. Part I: Monitoring of the circadian body temperature rhythm. J Affective Disorders. 18:193–97.
   Google Scholar
• Waterhouse J, Drust B, Weinert D, et al. (2005). The circadian rhythm of core temperature: origin and some implications for exercise performance. Chronobiol Int. 22:207–25.
   PubMed Web of Science ®Google Scholar
• Waterhouse J, Weinert D, Minors D, et al. (2000). A comparison of some different methods for purifying core temperature data from humans. Chronobiol Int. 17:539–66.
   PubMed Web of Science ®Google Scholar
• Werner A, Gunga HC. (2012). Monitoring of body core temperature in humans. In Chouker A, eds. Stress challenges and immunity in space: From mechanisms to monitoring and preventive strategies. Berlin, Heidelberg: Springer Berlin Heidelberg, pp. 309–26.
   Google Scholar
• Wever RA. (1979). The circadian system of man: results of experiments under temporal isolation. New York: Springer-Verlag.
   Google Scholar
• Xu X, Karis AJ, Buller MJ, Santee WR. (2013). Relationship between core temperature, skin temperature, and heat flux during exercise in heat. Eur J Appl Physiol. 113:2381–89.
   PubMed Web of Science ®Google Scholar
• Yamakage M, Namiki A. (2003). Deep temperature monitoring using a zero-heat-flow method. JAnesthesia. 17:108–115.
   PubMedGoogle Scholar
• Zeiner A, Klewer J, Sterz F, et al. (2010). Non-invasive continuous cerebral temperature monitoring in patients treated with mild therapeutic hypothermia: an observational pilot study. Resuscitation. 81:861–66.
   PubMed Web of Science ®Google Scholar
• Zvonic S, Ptitsyn AA, Conrad SA, et al. (2006). Characterization of peripheral circadian clocks in adipose tissues. Diabetes. 55:962–70.
   PubMed Web of Science ®Google Scholar