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Antoine-Guy Lopez
Researcher at French Institute of Health and Medical Research
Publications - 13
Citations - 33
Antoine-Guy Lopez is an academic researcher from French Institute of Health and Medical Research. The author has contributed to research in topics: Medicine & Internal medicine. The author has an hindex of 2, co-authored 4 publications receiving 17 citations.
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Book ChapterDOI
Paracrine Regulation of Aldosterone Secretion in Physiological and Pathophysiological Conditions.
Hervé Lefebvre,Céline Duparc,Alexandre Naccache,Antoine-Guy Lopez,Mireille Castanet,Estelle Louiset +5 more
TL;DR: Intraadrenal regulatory mechanisms observed in aldosterone-producing adenomas (APA), although globally similar to those occurring in the normal adrenal gland, harbor alterations at different levels, which tend to strengthen the potency of paracrine signals to activate ald testosterone secretion.
Journal ArticleDOI
Role of Mast Cells in the Control of Aldosterone Secretion
Antoine-Guy Lopez,Céline Duparc,Alexandre Naccache,Mireille Castanet,Hervé Lefebvre,Estelle Louiset +5 more
TL;DR: The data suggest that the intra-adrenal serotonergic regulatory system represents a potential target for development of both adrenal imaging methods to evaluate the lateralization of aldosterone production, and pharmacological treatments of primary aldosteronism.
Journal ArticleDOI
Aldosterone breakthrough as a clue to the physiological importance of paracrine regulation of aldosterone secretion
TL;DR: Aldosterone breakthrough is described as an elevation of plasma aldosterone levels (PALs) during chronic administration of angiotensin-converting enzyme inhibitors to reduce the chance of meningitis and other potentially life-threatening complications.
Journal ArticleDOI
Expression of LHCGR (Luteinizing Hormone/Chorionic Gonadotrophin Receptor) in Pheochromocytomas Unveils an Endocrine Mechanism Connecting Pregnancy and Epinephrine Overproduction.
Antoine-Guy Lopez,Céline Duparc,Sylvie Renouf,Elise Machevin,V. Le Guillou,Jean-Christophe Sabourin,G. Defortescu,Alexandre Buffet,Anne-Paule Gimenez-Roqueplo,Christophe Dubessy,Estelle Louiset,Hervé Lefebvre +11 more
TL;DR: Pregnancy may favor surges in plasma catecholamine and hypertensive crises through hCG-induced stimulation of epinephrine production by pheochromocytomas through the influence of estradiol and the pregnancy hormone hCG.
Journal ArticleDOI
Steroidogenic cell microenvironment and adrenal function in physiological and pathophysiological conditions
Antoine-Guy Lopez,Céline Duparc,Julien Wils,Julien Wils,Alexandre Naccache,Mireille Castanet,Hervé Lefebvre,Estelle Louiset +7 more
TL;DR: The paracrine factors involved in these intraadrenal regulatory mechanisms may thus represent valuable targets for future pharmacological treatments of adrenal diseases as discussed by the authors, which is the most common cause of the adrenal disorders associated with corticosteroid excess.