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Scholar Results 1 - 10 of about 101 related to Sandoval: Cortisol acts through central mechanisms to blunt counterregulatory responses to.... (0.14 sec) 

Cortisol acts through central mechanisms to blunt counterregulatory responses to …


DA Sandoval, L Ping, AR Neill, S Morrey, SN Davis - Diabetes, 2003 - Am Diabetes Assoc
Physiological levels of cortisol have been found to blunt neuroendocrine and metabolic responses
to subsequent hypoglycemia in humans. The aim of this study was to determine whether cortisol
acts directly on the brain to elicit this effect. A total of 41 conscious unrestrained Sprague- ...
Cited by 20 - Related articles - BL Direct - All 4 versions

Role of corticotrophin-releasing hormone in the impairment of counterregulatory …

- diabetesjournals.org
DE Flanagan, T Keshavarz, ML Evans, S Flanagan, X … - Diabetes, 2003 - Am Diabetes Assoc
We have explored the role of individual elements of the hypothalamic pituitary adrenal axis on
the pathogenesis of hypoglycemia-associated autonomic failure. Five groups of male
Sprague-Dawley rats were used. Control animals had 3 days of sham treatment followed ...
Cited by 39 - Related articles - BL Direct - All 6 versions

Effects of antecedent hypoglycemia, hyperinsulinemia, and excess corticosterone …

- physiology.org
K Shum, K Inouye, O Chan, J Mathoo, D … - American Journal of …, 2001 - Am Physiological Soc
This study aimed to differentiate the effects of repeated antecedent hypoglycemia, antecedent
marked hyperinsulinemia, and antecedent increases in corticosterone on counterregulation to
subsequent hypoglycemia in normal rats. Specifically, we examined whether exposure to ...
Cited by 32 - Related articles - BL Direct - All 3 versions

PVN activation is suppressed by repeated hypoglycemia but not antecedent …

- physiology.org
SB Evans, CW Wilkinson, K Bentson, P … - American Journal of …, 2001 - Am Physiological Soc
The mechanism(s) underlying hypoglycemia-associated autonomic failure (HAAF) are
unknown. To test the hypothesis that the activation of brain regions involved in the counterregulatory
response to hypoglycemia is blunted with HAAF, rats were studied in a 2-day protocol. ...
Cited by 47 - Related articles - BL Direct - All 4 versions

Cortisol elevations comparable to those that occur during hypoglycemia do not …


B Raju, VP McGregor, PE Cryer - Diabetes, 2003 - Am Diabetes Assoc
The concept of hypoglycemia-associated autonomic failure (HAAF) in diabetes posits that recent
antecedent iatrogenic hypoglycemia causes both defective glucose counterregulation (by reducing
the epinephrine response in the setting of an absent glucagon response) and ...
Cited by 22 - Related articles - BL Direct - All 4 versions

Elevated endogenous cortisol reduces autonomic neuroendocrine and symptom …

- physiology.org
VP McGregor, S Banarer, PE Cryer - American Journal of …, 2002 - Am Physiological Soc
We tested the hypothesis that increased endogenous cortisol secretion reduces autonomic neuroendocrine
and neurogenic symptom responses to subsequent hypoglycemia. Twelve healthy young adults
were studied on two separate occasions, once after infusions of a pharmacological dose ...
Cited by 31 - Related articles - BL Direct - All 5 versions

Brain region-dependent effects of dexamethasone on counterregulatory responses …

- physiology.org
DA Sandoval, L Ping, RA Neill, B Gong, K … - American Journal of …, 2005 - Am Physiological Soc
The aim of this study was to determine whether activation of central type II glucocorticoid receptors
can blunt autonomic nervous system counterregulatory responses to subsequent
hypoglycemia. Sixty conscious unrestrained Sprague-Dawley rats were studied during 2- ...
Cited by 14 - Related articles - All 4 versions

Impaired hormonal responses to hypoglycemia in spontaneously diabetic and …

- nih.gov [PDF] 
AM Powell, RS Sherwin, GI … - Journal of Clinical …, 1993 - pubmedcentral.nih.gov
To evaluate the roles of iatrogenic hypoglycemia and diabetes per se in the pathogenesis of
defective hormonal counterregula- tion against hypoglycemia in insulin-dependent diabetes
melli- tus (IDDM), nondiabetic, and spontaneously diabetic BB/ Wor rats were studied ...
Cited by 42 - Related articles - BL Direct - All 8 versions

[PDF] Effects of differing durations of antecedent hypoglycemia on counterregulatory …


SN Davis, S Mann, P Galassetti, RA Neill, D … - DIABETES-NEW …, 2000 - Am Diabetes Assoc
N umerous studies have demonstrated that antecedent hypoglycemia can blunt subsequent
counterregulatory responses to hypoglycemia (1–7). Recent work has focused on determining
the in vivo factors and mechanisms responsible for this find- ing. Depth of antecedent ...
Cited by 42 - Related articles - BL Direct - All 5 versions

Role of cortisol in the pathogenesis of deficient counterregulation after antecedent …

- nih.gov [PDF] 
SN Davis, C Shavers, F Costa, R … - Journal of Clinical …, 1996 - pubmedcentral.nih.gov
680 SN Davis, C. Shavers, F. Costa, and R. Mosqueda-Garcia ... J. Clin. Invest. © The American
Society for Clinical Investigation, Inc. 0021-9738/96/08/0680/12 $2.00 Volume 98, Number
3, August 1996, 680–691 ... Role of Cortisol in the Pathogenesis of Deficient ...
Cited by 117 - Related articles - BL Direct - All 7 versions


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