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Time kinetics of the endocrine response to acute psychological stress.
A first-time parachute jump was chosen as a model to evaluate the endocrine response to acute psychological stress. In 43 inexperienced tandem parachutists, blood was drawn continuously from 2 hExpand
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Changes of natural killer cells during acute psychological stress
Emotional stress is often followed by increased susceptibility to infections. One major role in the immediate immune response to infection is played by natural killer (NK) cells. This study wasExpand
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Cognitive performance in relation to vitamin status in healthy elderly German women-the effect of 6-month multivitamin supplementation.
BACKGROUND Prior investigations have reported a link between poor status of antioxidants, folate, and cobalamin resulting in elevated total plasma homocysteine (tHcy) and methylmalonic acid (MMA)Expand
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Catecholamines induce alterations of distribution and activity of human natural killer (NK) cells
Catecholamines have been suggested to be responsible for altered cellular immunity after stress. This study was performed to determine the effects of adrenaline and noradrenaline on lymphocyteExpand
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β-Endorphin, but not substance-P, is increased by acute stress in humans
The role of neuropeptides in the psychoneuroendocrinological stress response is largely unknown. In this study the effect of acute psychological stress on beta-endorphin and substance-P plasmaExpand
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Effects of behavioral intervention on plasma cortisol and lymphocytes in breast cancer patients: An exploratory study
In order to evaluate the effects of a behavioral intervention on endocrine and immunological parameters, 24 breast cancer patients were investigated after standard surgical treatment of their tumorsExpand
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Physiological arousal and perception of bodily state during parachute jumping.
Heart rate and respiration rate were recorded with a portable data recording system before and during a parachute jump in 36 male sport parachutists with differing degrees of experience. TheExpand
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Acute psychological stress increases plasma levels of cortisol, prolactin and TSH.
The effects of acute stress during a parachute jump on hormonal responses were studied in 12 experienced and 11 inexperienced military parachutists. Each subject performed two jumps. Prior to andExpand
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Excavation of caries lesions induces transient decrease of total salivary immunoglobulin A concentration.
Salivary immunoglobulin A (IgA) secreted by salivary glands is the predominant humoral factor of the local immune system in the oral cavity. Epidemiological studies emphasize the importance ofExpand
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