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  1. CBFV (cerebral blood flow velocity) is lower in the morning than in the afternoon and evening. Two hypotheses have been proposed to explain the time of day changes in CBFV: 1) CBFV changes are due to sleep-ass...

    Authors: Deirdre A Conroy, Arthur J Spielman and Rebecca Q Scott
    Citation: Journal of Circadian Rhythms 2005 3:3
  2. We honor Theo Hellbrügge's acclaimed endeavors in the rehabilitation, or rather the prehabilitation of handicapped children. So far, he has focused on obvious handicaps, and we trust that he will include conce...

    Authors: Franz Halberg, Germaine Cornélissen, George Katinas, Othild Schwartzkopff and Dana Johnson
    Citation: Journal of Circadian Rhythms 2005 3:2
  3. This study describes the 24-h changes in plasma prolactin levels, and dopamine (DA), serotonin (5HT), gamma-aminobutyric acid (GABA) and taurine concentration in median eminence and adenohypophysis of newborn ...

    Authors: Pilar Alvarez, Daniel Cardinali, Pilar Cano, Pilar Rebollar and Ana Esquifino
    Citation: Journal of Circadian Rhythms 2005 3:1
  4. Anopheles gambiae Giles is the most important vector of human malaria in sub-Saharan Africa. Knowledge of the factors that influence its daily oviposition pattern is crucial if field interventi...

    Authors: Leunita A Sumba, Kenneth Okoth, Arop L Deng, John Githure, Bart GJ Knols, John C Beier and Ahmed Hassanali
    Citation: Journal of Circadian Rhythms 2004 2:6
  5. There is accumulated evidence that plasma concentration of the sulfur-containing amino-acid homocysteine (Hcy) is a prognostic marker for cardiovascular morbidity and mortality. Both fasting levels of Hcy and ...

    Authors: Lena Lavie and Peretz Lavie
    Citation: Journal of Circadian Rhythms 2004 2:5
  6. Many physiological processes of mammalian species exhibit daily rhythmicity. An intrinsic relationship exists between fat soluble vitamins (A, D, E and K) and several body functions. Few investigations on the ...

    Authors: Giuseppe Piccione, Anna Assenza, Fortunata Grasso and Giovanni Caola
    Citation: Journal of Circadian Rhythms 2004 2:3
  7. Many behavioral and physiological variables exhibit daily rhythmicity. Few investigations of the daily rhythmicity in nociception have been conducted, and conflicting results have been obtained. The present st...

    Authors: AJM Christina, NJ Merlin, C Vijaya, S Jayaprakash and N Murugesh
    Citation: Journal of Circadian Rhythms 2004 2:2
  8. This work analyzes the effect of social isolation (a mild stressor) on the 24-h variation of pituitary-testicular function in young Wistar rats, assessed by measuring circulating levels of prolactin, FSH, LH a...

    Authors: Ana I Esquifino, Fernando Chacón, Vanessa Jimenez, Carlos F Reyes Toso and Daniel P Cardinali
    Citation: Journal of Circadian Rhythms 2004 2:1
  9. A few puzzles relating to a small fraction of my endeavors in the 1950s are summarized herein, with answers to a few questions of the Editor-in-Chief, to suggest that the rules of variability in time complemen...

    Authors: Franz Halberg, Germaine Cornélissen, George Katinas, Elena V Syutkina, Robert B Sothern, Rina Zaslavskaya, Francine Halberg, Yoshihiko Watanabe, Othild Schwartzkopff, Kuniaki Otsuka, Roberto Tarquini, Perfetto Frederico and Jarmila Siggelova
    Citation: Journal of Circadian Rhythms 2003 1:2