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Scholar Results 1 - 10 of about 101 related to Qi: Single-dose dexamethasone induces whole-body insulin resistance and alters both cardiac.... (0.11 sec) 

Single-dose dexamethasone induces whole-body insulin resistance and alters both cardiac …


D Qi, T Pulinilkunnil, D An, S Ghosh, A … - Diabetes, 2004 - Am Diabetes Assoc
Glucocorticoids impair insulin sensitivity. Because insulin resistance is
closely linked to increased incidence of cardiovascular diseases and given that
metabolic abnormalities have been linked to initiation of heart failure, we ...
Cited by 25 - Related articles - BL Direct - All 4 versions

Altered cardiac fatty acid composition and utilization following dexamethasone-induced …

- physiology.org
D Qi, D An, G Kewalramani, Y Qi, T … - American Journal of Physiology- Endocrinology And …, 2006 - Am Physiological Soc
Glucocorticoid therapy is often associated with impaired insulin sensitivity and
cardiovascular disease. The present study was designed to evaluate cardiac fatty
acid (FA) composition and metabolism following acute dexamethasone (Dex) ...
Cited by 11 - Related articles - BL Direct - All 4 versions

Acute dexamethasone-induced increase in cardiac lipoprotein lipase requires activation of …

- physiology.org
G Kewalramani, P Puthanveetil, MS Kim, F … - American Journal of Physiology- Endocrinology And …, 2008 - Am Physiological Soc
Following dexamethasone (DEX), cardiac energy generation is mainly through
utilization of fatty acids (FA), with DEX animals demonstrating an increase in
coronary lipoprotein lipase (LPL), an enzyme that hydrolyzes lipoproteins ...
Cited by 7 - Related articles - All 3 versions

Evidence for rapid “metabolic switching” through lipoprotein lipase occupation of endothelial …


T Pulinilkunnil, A Abrahani, J Varghese, N … - Journal of molecular and cellular cardiology, 2003 - Elsevier
During diabetes, impaired glucose transport and utilization by the heart
switches energy production to exclusive β-oxidation of fatty acid (FA). In the
current study, we examined the contribution of cardiac lipoprotein lipase ...
Cited by 19 - Related articles - All 4 versions

The metabolic" switch" AMPK regulates cardiac heparin-releasable lipoprotein lipase

- physiology.org
D An, T Pulinilkunnil, D Qi, S Ghosh, A … - American Journal of Physiology- Endocrinology And …, 2005 - Am Physiological Soc
The "fuel gauge" AMP-activated protein kinase (AMPK) facilitates ATP production
to meet energy demands during metabolic stress. Given the importance of
lipoprotein lipase (LPL) in providing hearts with fatty acids (FA), the ...
Cited by 37 - Related articles - All 4 versions

Insulin and dexamethasone stimulation of cardiac lipoprotein lipase activity involves the …

- nih.gov [PDF] 
HS Ewart, DL Severson - Biochemical Journal, 1999 - pubmedcentral.nih.gov
Lipoprotein lipase (LPL) activity in cultured ventricular cardio- myocytes from
adult rat hearts was stimulated by the com- bination of insulin (100nM) and
dexamethasone (100nM) during an overnight (16 h) incubation. Wortmannin ...
Cited by 18 - Related articles - BL Direct - All 8 versions

Differential effects of streptozotocin-induced diabetes on cardiac lipoprotein lipase activity


B Rodrigues, MC Cam, K Jian, F Lim, N … - Diabetes, 1997 - Am Diabetes Assoc
Lipoprotein lipase (LPL) is an endothelial-bound enzyme that is rate determining
for the clearance of triacylglycerol-rich lipoproteins. Previous studies using
rats with streptozotocin (STZ)-induced diabetes have reported inconsistent ...
Cited by 33 - Related articles - BL Direct - All 5 versions

Lysophosphatidic acid-mediated augmentation of cardiomyocyte lipoprotein lipase involves …

- physiology.org
T Pulinilkunnil, D An, S Ghosh, D Qi, G … - American Journal of Physiology- Heart and Circulatory …, 2005 - Am Physiological Soc
The lipoprotein lipase (LPL)-augmenting property of lysophosphatidylcholine
requires the formation of lysophosphatidic acid (LPA) (J Mol Cell Cardiol 37:
931–938, 2004). Given that the actin cytoskeleton has been implicated in ...
Cited by 12 - Related articles - All 4 versions

AMPK control of myocardial fatty acid metabolism fluctuates with the intensity of insulin- …


G Kewalramani, D An, MS Kim, S Ghosh, D Qi, … - Journal of molecular and cellular cardiology, 2007 - Elsevier
Flexibility in substrate selection is essential for the heart to maintain
production of energy and contractile function, and is managed through multiple
mechanisms including PPAR-α and AMP-activated protein kinase (AMPK). Rats ...
Cited by 14 - Related articles - All 11 versions

Circulating triglyceride lipolysis facilitates lipoprotein lipase translocation from …

- cardiovascres.org
T Pulinilkunnil, D Qi, S Ghosh, C Cheung, P … - Cardiovascular research, 2003 - cardiovascres.org
Under physiological conditions, cardiac tissue acquires most of its energy from
metabolism of two major substrates, glucose and fatty acid (FA), the latter
being the preferred substrate consumed [1,2]. Because the heart has no ...
Cited by 12 - Related articles - All 7 versions


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