Dietmar Weinert

Summary

Affiliation: Martin Luther University
Country: Germany

Publications

  1. ncbi request reprint The development of new purification methods to assess the circadian rhythm of body temperature in Mongolian gerbils
    D Weinert
    Institute of Zoology, University of Halle, Halle, Germany
    Chronobiol Int 20:249-70. 2003
  2. ncbi request reprint Diurnally changing effects of locomotor activity on body temperature in laboratory mice
    D Weinert
    Institute of Zoology, Martin Luther Universitat, Halle, Germany
    Physiol Behav 63:837-43. 1998
  3. ncbi request reprint Ontogenetic development of the mammalian circadian system
    Dietmar Weinert
    Institute of Zoology, Martin Luther University Halle Wittenberg, Halle, Germany
    Chronobiol Int 22:179-205. 2005
  4. ncbi request reprint The phasing of circadian rhythms in mice kept under normal or short photoperiods
    Dietmar Weinert
    Institute of Zoology, Martin Luther University Halle Wittenberg, Germany
    Physiol Behav 84:791-8. 2005
  5. ncbi request reprint The relative Zeitgeber strength of lights-on and lights-off is changed in old mice
    D Weinert
    Institute of Zoology, Martin Luther University Halle Wittenberg, Germany
    Chronobiol Int 20:405-16. 2003
  6. ncbi request reprint Activity rhythms of wild and laboratory golden hamsters (Mesocricetus auratus) under entrained and free-running conditions
    D Weinert
    Institute of Zoology, Martin Luther University of Halle Wittenberg, Halle, Germany
    Chronobiol Int 18:921-32. 2001
  7. ncbi request reprint Age-dependent changes of the circadian system
    D Weinert
    Institute of Zoology, Martin Luther University Halle Wittenberg, Halle S, Germany
    Chronobiol Int 17:261-83. 2000
  8. ncbi request reprint Daily activity and body temperature rhythms do not change simultaneously with age in laboratory mice
    D Weinert
    Martin Luther University, Institute of Zoology, Halle, Germany
    Physiol Behav 66:605-12. 1999
  9. ncbi request reprint An inbred lineage of djungarian hamsters with a strongly attenuated ability to synchronize
    Dietmar Weinert
    Department of Zoology, Institute of Biology, Martin Luther University Halle Wittenberg, Halle Wittenberg, Germany
    Chronobiol Int 24:1065-79. 2007
  10. doi request reprint Short-day response in Djungarian hamsters of different circadian phenotypes
    Konrad Schottner
    Institute of Biology Zoology, Martin Luther University Halle Wittenberg, Germany
    Chronobiol Int 29:430-42. 2012

Collaborators

Detail Information

Publications26

  1. ncbi request reprint The development of new purification methods to assess the circadian rhythm of body temperature in Mongolian gerbils
    D Weinert
    Institute of Zoology, University of Halle, Halle, Germany
    Chronobiol Int 20:249-70. 2003
    ....
  2. ncbi request reprint Diurnally changing effects of locomotor activity on body temperature in laboratory mice
    D Weinert
    Institute of Zoology, Martin Luther Universitat, Halle, Germany
    Physiol Behav 63:837-43. 1998
    ..Mechanisms (circadian and thermoregulatory) that might cause the diurnally changing sensitivity of body temperature to activity are discussed...
  3. ncbi request reprint Ontogenetic development of the mammalian circadian system
    Dietmar Weinert
    Institute of Zoology, Martin Luther University Halle Wittenberg, Halle, Germany
    Chronobiol Int 22:179-205. 2005
    ..Ecological aspects of the described developmental changes in the circadian system and some practical consequences are also briefly discussed...
  4. ncbi request reprint The phasing of circadian rhythms in mice kept under normal or short photoperiods
    Dietmar Weinert
    Institute of Zoology, Martin Luther University Halle Wittenberg, Germany
    Physiol Behav 84:791-8. 2005
    ..Also, the results are in good accordance with a modified two-oscillator model where lights-off triggers advances of an evening oscillator and lights-on delays a morning oscillator...
  5. ncbi request reprint The relative Zeitgeber strength of lights-on and lights-off is changed in old mice
    D Weinert
    Institute of Zoology, Martin Luther University Halle Wittenberg, Germany
    Chronobiol Int 20:405-16. 2003
    ..However, it was clearly evident that, with increasing age, the advancing effect of lights-off exceeded the delaying effect of lights-on...
  6. ncbi request reprint Activity rhythms of wild and laboratory golden hamsters (Mesocricetus auratus) under entrained and free-running conditions
    D Weinert
    Institute of Zoology, Martin Luther University of Halle Wittenberg, Halle, Germany
    Chronobiol Int 18:921-32. 2001
    ..93h +/- 0.10h) than in laboratory hamsters (24.06 +/- 0.07h). The light-induced phase changes were not different (about 1.5h). In summary, these results indicate that the laboratory hamster is not much different from the wild type...
  7. ncbi request reprint Age-dependent changes of the circadian system
    D Weinert
    Institute of Zoology, Martin Luther University Halle Wittenberg, Halle S, Germany
    Chronobiol Int 17:261-83. 2000
    ..Another possibility is to strengthen feedback effects, for example, by increasing the daily amount of activity. By this means, the stability and synchronization of the circadian activity rhythm of old mice and men were improved...
  8. ncbi request reprint Daily activity and body temperature rhythms do not change simultaneously with age in laboratory mice
    D Weinert
    Martin Luther University, Institute of Zoology, Halle, Germany
    Physiol Behav 66:605-12. 1999
    ..The calculated daily temperatures corresponding to zero activity gave rhythms that showed no age-dependent differences in daily mean or magnitude. This implies that the age-dependent changes of the TR were due mainly to masking effects...
  9. ncbi request reprint An inbred lineage of djungarian hamsters with a strongly attenuated ability to synchronize
    Dietmar Weinert
    Department of Zoology, Institute of Biology, Martin Luther University Halle Wittenberg, Halle Wittenberg, Germany
    Chronobiol Int 24:1065-79. 2007
    ..The described inbred lineage appears to be an excellent model to further investigate the properties and the interaction of the two oscillators underlying the daily activity pattern...
  10. doi request reprint Short-day response in Djungarian hamsters of different circadian phenotypes
    Konrad Schottner
    Institute of Biology Zoology, Martin Luther University Halle Wittenberg, Germany
    Chronobiol Int 29:430-42. 2012
    ..AR hamsters, on the other hand, are incapable of measuring photoperiodic time due to a complete disruption of circadian rhythmicity...
  11. doi request reprint The circadian body temperature rhythm of Djungarian Hamsters (Phodopus sungorus) revealing different circadian phenotypes
    Konrad Schottner
    Institute of Biology Zoology, Martin Luther University Halle Wittenberg, Germany
    Physiol Behav 103:352-8. 2011
    ..With regard to DAO hamsters, it remains to be investigated whether the clockwork itself or the afferent entraining pathways are abnormal in comparison with the WT hamsters...
  12. doi request reprint Re-entrainment behavior of Djungarian hamsters (Phodopus sungorus) with different rhythmic phenotype following light-dark shifts
    Konrad Schottner
    Institute of Biology Zoology, Martin Luther University Halle Wittenberg, Halle, Germany
    Chronobiol Int 28:58-69. 2011
    ..The results show that it is not only steady-state entrainment that is compromised in DAO hamsters but also their re-entrainment behavior following zeitgeber shifts...
  13. doi request reprint Effects of light on the circadian activity rhythm of Djungarian hamsters (Phodopus sungorus) with delayed activity onset
    Konrad Schottner
    Institute of Biology Zoology, Martin Luther University Halle Wittenberg, D 06108 Halle, Germany
    Chronobiol Int 27:95-110. 2010
    ..The results provide further evidence that the distinct activity pattern of DAO hamsters is due to an altered interaction between the circadian clock and photic zeitgeber...
  14. doi request reprint The daily melatonin pattern in Djungarian hamsters depends on the circadian phenotype
    Konrad Schottner
    Institute of Biology Zoology, Martin Luther University Halle, Halle, Germany
    Chronobiol Int 28:873-82. 2011
    ....
  15. ncbi request reprint The circadian rhythm of core temperature: effects of physical activity and aging
    Dietmar Weinert
    Institute of Zoology, Martin Luther University Halle Wittenberg, D 06108 Halle, Germany
    Physiol Behav 90:246-56. 2007
    ....
  16. ncbi request reprint Photic and non-photic effects on the daily activity pattern of Mongolian gerbils
    D Weinert
    Institute of Zoology, Martin Luther University Halle Wittenberg, Domplatz 4, D 06108 Halle, Germany
    Physiol Behav 90:325-33. 2007
    ..It also involves clock-related processes. Changes in the phase preference may serve as an adaptation mechanism to the changes in the animal's natural environment...
  17. ncbi request reprint Indicators for post-surgery recovery in Mongolian gerbils (Meriones unguiculatus)
    R Weinandy
    Institute of Zoology, Martin Luther University Halle Wittenberg, D 06108 Halle, Germany
    Lab Anim 39:200-8. 2005
    ..A method based on the rhythm magnitude and shape was proposed to estimate the time until complete recovery of the animals...
  18. doi request reprint Light-induced c-Fos expression in the SCN and behavioural phase shifts of Djungarian hamsters with a delayed activity onset
    Konrad Schottner
    Department of Zoology, Martin Luther University Halle Wittenberg, Halle, Germany
    Chronobiol Int 32:596-607. 2015
    ....
  19. doi request reprint Circadian temperature variation and ageing
    Dietmar Weinert
    Institute of Biology Zoology, Martin Luther University Halle Wittenberg, Domplatz 4, D 06108 Halle, Germany
    Ageing Res Rev 9:51-60. 2010
    ..Consequences for health and fitness and some possibilities to prevent adverse effect are mentioned in the final section...
  20. doi request reprint Non-parametric photic entrainment of Djungarian hamsters with different rhythmic phenotypes
    Konrad Schottner
    a Department of Zoology, Institute of Biology Zoology, Martin Luther University Halle Wittenberg, Halle, Germany
    Chronobiol Int 33:506-19. 2016
    ..With longer tau values, hamsters reveal a DAO phenotype. Under field conditions, therefore, non-photic cues/zeitgebers must obviously be involved to enable a proper circadian entrainment. ..
  21. ncbi request reprint Intensive voluntary wheel running may restore circadian activity rhythms and improves the impaired cognitive performance of arrhythmic Djungarian hamsters
    Dietmar Weinert
    a Institute of Biology, Department of Zoology, Martin Luther University Halle Wittenberg, Halle, Germany
    Chronobiol Int 33:1161-1170. 2016
    ..The results show that voluntary exercise may reestablish circadian rhythmicity and improve cognitive performance...
  22. ncbi request reprint Transient changes in the pattern of food intake following a simulated time-zone transition to the east across eight time zones
    Jim Waterhouse
    Research Institute for Sport and Exercise Sciences, Liverpool John Moores University, Liverpool, UK
    Chronobiol Int 22:299-319. 2005
    ..However, these changes are generally transient and are only weakly linked to the sensation of jet lag...
  23. ncbi request reprint Thermoregulation during mild exercise at different circadian times
    James Waterhouse
    Research Institute for Sport and Exercise Sciences, Liverpool John Moores University, Liverpool, UK
    Chronobiol Int 21:253-75. 2004
    ....
  24. ncbi request reprint Measuring phase shifts in humans following a simulated time-zone transition: agreement between constant routine and purification methods
    Jim Waterhouse
    Research Institute for Sport and Exercise Sciences, Liverpool John Moores University, Liverpool, UK
    Chronobiol Int 22:829-58. 2005
    ....
  25. ncbi request reprint Rectal temperature, distal sweat rate, and forearm blood flow following mild exercise at two phases of the circadian cycle
    Jim Waterhouse
    Research Institute for Sport and Exercise Sciences, Liverpool John Moores University, Liverpool, UK
    Chronobiol Int 24:63-85. 2007
    ..The results support our "heat-gain/heat-loss modes" hypothesis...
  26. ncbi request reprint The circadian rhythm of core temperature: origin and some implications for exercise performance
    Jim Waterhouse
    Research Institute for Sport and Exercise Sciences, Liverpool John Moores University, Liverpool, UK
    Chronobiol Int 22:207-25. 2005
    ..Understanding the circadian rhythm of core temperature may reduce potential hazards due to the time of day when exercise is performed...