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Centraal Instituut voor Voedingsonderzoek TNO (author), Odink, J. (author), Wientjes, C.J.E. (author), Thissen, J.T.N.M. (author), van der Beek, E.J. (author), Kramer, F.M. (author)Psychological, psychosomatic and neuroendocrine (in blood) responses to mental task load were investigated in relation to type A behaviour and borderline hyperventilation. For this purpose 32 apparently healthy, male volunteers were classified on the basis of their scores on the Jenkins Activity Survey (JAS) and on a questionnaire assessing...article 1987
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Instituut CIVO-Toxicologie en voeding TNO (author), Odink, J. (author), van der Beek, E.J. (author), van den Berg, H. (author), Bogaards, J.J.P. (author), Thissen, J.T.N.M. (author)The effects of maximal performance capacity and different work load intensities on the response of free and sulfate-conjugated plasma catecholamines, prolactin (PRL), and cortisol were studied in six healthy male volunteers. In a first experiment, the volunteers had to perform a step-wise incremental bicycle ergometer test to determine the onset...article 1986
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Nederlands Instituut voor Praeventieve Gezondheidszorg TNO (author), Ekkers, C.L. (author)This report deals with a study carried out among 46 12-17 year old boys, of the relationship between: (1) the excretion of waste products of catecholamines (methyladrenaline and methylnoradrenaline) and creatinine, (2) aggressive behaviour in a laboratory setting, and (3) data obtained via a conscience function questionnaire. The hypothesis that...article 1975