Search Results - "WIRTH, MICHELLE M."

Aging and the HPA axis: Stress and resilience in older adults by Gaffey, Allison E, Bergeman, C S, Clark, Lee Anna, Wirth, Michelle M

“…Hypothalamic-pituitary-adrenal (HPA) axis function may change over the course of aging, and altered diurnal or stress-induced secretion of the hormone cortisol…”
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Hormones, Stress, and Cognition: The Effects of Glucocorticoids and Oxytocin on Memory by Wirth, Michelle M.

“…Hormones have nuanced effects on learning and memory processes. The degree and direction of the effect (e.g., is memory impaired or enhanced?) depends on the…”
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Effects of affiliation arousal (hope of closeness) and affiliation stress (fear of rejection) on progesterone and cortisol by Wirth, Michelle M., Schultheiss, Oliver C.

“…Our prior research has suggested a connection between progesterone (PROG) and implicit affiliation motivation, the non-conscious drive for positive social…”
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Effects of Implicit Power Motivation on Men's and Women's Implicit Learning and Testosterone Changes After Social Victory or Defeat by Schultheiss, Oliver C, Wirth, Michelle M, Torges, Cynthia M, Pang, Joyce S, Villacorta, Mark A, Welsh, Kathryn M

“…Two studies examined interactions of implicit power motivation and experimentally varied victory or defeat in a contest on implicit learning of a visuomotor…”
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Stress, rejection, and hormones: Cortisol and progesterone reactivity to laboratory speech and rejection tasks in women and men [version 2; peer review: 2 approved] by Gaffey, Allison E., Wirth, Michelle M.

“…Stress and social rejection have important impacts on health. Among the mechanisms implicated are hormonal systems such as the hypothalamic-pituitary-adrenal…”
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Salivary cortisol changes in humans after winning or losing a dominance contest depend on implicit power motivation by Wirth, Michelle M., Welsh, Kathryn M., Schultheiss, Oliver C.

“…In two studies, one with an all-male German sample and the other with a mixed-sex U.S. sample, subjects competed in pairs on reaction time-based cognitive…”
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Circulating cortisol levels after exogenous cortisol administration are higher in women using hormonal contraceptives: data from two preliminary studies by Gaffey, Allison E, Wirth, Michelle M, Hoks, Roxanne M, Jahn, Allison L, Abercrombie, Heather C

“…Exogenous cortisol administration has been used to test the influence of glucocorticoids on a variety of outcomes, including memory and affect. Careful control…”
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Exploring the motivational brain: effects of implicit power motivation on brain activation in response to facial expressions of emotion by Schultheiss, Oliver C., Wirth, Michelle M., Waugh, Christian E., Stanton, Steven J., Meier, Elizabeth A., Reuter-Lorenz, Patricia

“…This study tested the hypothesis that implicit power motivation (nPower), in interaction with power incentives, influences activation of brain systems…”
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Relationship between salivary cortisol and progesterone levels in humans by Wirth, Michelle M., Meier, Elizabeth A., Fredrickson, Barbara L., Schultheiss, Oliver C.

“…In four studies, each with multiple hormone assessments before and after positive emotion-arousing laboratory manipulations, salivary progesterone positively…”
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Beyond the HPA Axis: Progesterone-Derived Neuroactive Steroids in Human Stress and Emotion by Wirth, Michelle M

“…Stress and social isolation are well-known risk factors for psychopathology. However, more research is needed as to the physiological mechanisms by which…”
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Higher post-encoding cortisol benefits the selective consolidation of emotional aspects of memory by Cunningham, Tony J., Mattingly, Stephen M., Tlatenchi, Antonio, Wirth, Michelle M., Alger, Sara E., Kensinger, Elizabeth A., Payne, Jessica D.

“…•We explore how elevated cortisol affects the consolidation of memories.•Using the emotional trade-off task, we explore effects on negative and neutral…”
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Basal testosterone moderates responses to anger faces in humans by Wirth, Michelle M, Schultheiss, Oliver C

“…Abstract Prior research [van Honk J, Tuiten A, Verbaten R, van den Hout M, Koppeschaar H, Thijssen J, de Haan E. Correlations among salivary testosterone,…”
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Perceived Facial Expressions of Emotion as Motivational Incentives: Evidence From a Differential Implicit Learning Paradigm by Schultheiss, Oliver C, Pang, Joyce S, Torges, Cynthia M, Wirth, Michelle M, Treynor, Wendy

“…Participants ( N = 216) were administered a differential implicit learning task during which they were trained and tested on 3 maximally distinct 2nd-order…”
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Letter in response to Ackermann et al., “Testosterone levels in healthy men are related to amygdala reactivity and memory performance” by Wirth, Michelle M, Stanton, Steven J, Gaffey, Allison E, Liening, Scott H

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Effects of intranasal oxytocin on steroid hormones in men and women by Wirth, Michelle M, Gaffey, Allison E, Martinez, Brandy S

“…Recent interest in the social and cognitive effects of intranasal oxytocin prompts a need for understanding its physiological effects in humans. Few studies…”
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Agouti-related protein in the hypothalamic paraventricular nucleus: effect on feeding by Wirth, Michelle M, Giraudo, Silvia Q

“…Agouti-related protein (Agrp) is an endogenous melanocortin-4 receptor antagonist implicated in the regulation of food intake. Effects of Agrp on feeding under…”
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Endogenous testosterone levels are associated with amygdala and ventromedial prefrontal cortex responses to anger faces in men but not women by Stanton, Steven J., Wirth, Michelle M., Waugh, Christian E., Schultheiss, Oliver C.

“…Testosterone moderates behavioral and physiological responses to the emotion anger. However, little is known about the effects of testosterone in the human…”
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Social closeness increases salivary progesterone in humans by Brown, Stephanie L., Fredrickson, Barbara L., Wirth, Michelle M., Poulin, Michael J., Meier, Elizabeth A., Heaphy, Emily D., Cohen, Michael D., Schultheiss, Oliver C.

“…We examined whether interpersonal closeness increases salivary progesterone. One hundred and sixty female college students (80 dyads) were randomly assigned to…”
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The effect of cortisol on emotional responses depends on order of cortisol and placebo administration in a within-subject design by Wirth, Michelle M, Scherer, Sean M, Hoks, Roxanne M, Abercrombie, Heather C

“…Summary Cortisol does not exhibit a straightforward relationship with mood states; administration of glucocorticoids to human subjects has produced mixed…”
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Effects of affiliation and power motivation arousal on salivary progesterone and testosterone by Schultheiss, Oliver C., Wirth, Michelle M., Stanton, Steven J.

“…Following up on earlier research suggesting a link between implicit affiliation motivation and progesterone (P) and implicit power motivation and testosterone…”
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