Human Brown Adipocyte Thermogenesis Is Driven by beta 2-AR Stimulation
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Human Brown Adipocyte Thermogenesis Is Driven by beta 2-AR Stimulation. / Blondin, Denis P.; Nielsen, Søren; Kuipers, Eline N.; Severinsen, Mai C.; Jensen, Verena H.; Miard, Stephanie; Jespersen, Naja Z.; Kooijman, Sander; Boon, Mariette R.; Fortin, Melanie; Phoenix, Serge; Frisch, Frederique; Guerin, Brigitte; Turcotte, Eric E.; Haman, Francois; Richard, Denis; Picard, Frederic; Rensen, Patrick C. N.; Scheele, Camilla; Carpentier, Andre C.
In: Cell Metabolism, Vol. 32, No. 2, 2020, p. 287-300.e7.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Human Brown Adipocyte Thermogenesis Is Driven by beta 2-AR Stimulation
AU - Blondin, Denis P.
AU - Nielsen, Søren
AU - Kuipers, Eline N.
AU - Severinsen, Mai C.
AU - Jensen, Verena H.
AU - Miard, Stephanie
AU - Jespersen, Naja Z.
AU - Kooijman, Sander
AU - Boon, Mariette R.
AU - Fortin, Melanie
AU - Phoenix, Serge
AU - Frisch, Frederique
AU - Guerin, Brigitte
AU - Turcotte, Eric E.
AU - Haman, Francois
AU - Richard, Denis
AU - Picard, Frederic
AU - Rensen, Patrick C. N.
AU - Scheele, Camilla
AU - Carpentier, Andre C.
PY - 2020
Y1 - 2020
N2 - Stimulation of brown adipose tissue (BAT) thermogenesis in humans has emerged as an attractive target to improve metabolic health. Pharmacological stimulations targeting the beta(3)-adrenergic receptor (beta(3)-AR), the adrenergic receptor believed to mediate BAT thermogenesis, have historically performed poorly in human clinical trials. Here we report that, in contrast to rodents, human BAT thermogenesis is not mediated by the stimulation of beta(3)-AR. Oral administration of the beta(3)-AR agonist mirabegron only elicited increases in BAT thermogenesis when ingested at the maximal allowable dose. This led to off-target binding to beta(1)-AR and beta(2)-AR, thereby increasing cardiovascular responses and white adipose tissue lipolysis, respectively. ADRB2 was co-expressed with UCP1 in human brown adipocytes. Pharmacological stimulation and inhibition of the beta(2)-AR as well as knockdown of ADRB1, ADRB2, or ADRB3 in human brown adipocytes all confirmed that BAT lipolysis and thermogenesis occur through beta(2)-AR signaling in humans (ClinicalTrials.gov NCT02811289).
AB - Stimulation of brown adipose tissue (BAT) thermogenesis in humans has emerged as an attractive target to improve metabolic health. Pharmacological stimulations targeting the beta(3)-adrenergic receptor (beta(3)-AR), the adrenergic receptor believed to mediate BAT thermogenesis, have historically performed poorly in human clinical trials. Here we report that, in contrast to rodents, human BAT thermogenesis is not mediated by the stimulation of beta(3)-AR. Oral administration of the beta(3)-AR agonist mirabegron only elicited increases in BAT thermogenesis when ingested at the maximal allowable dose. This led to off-target binding to beta(1)-AR and beta(2)-AR, thereby increasing cardiovascular responses and white adipose tissue lipolysis, respectively. ADRB2 was co-expressed with UCP1 in human brown adipocytes. Pharmacological stimulation and inhibition of the beta(2)-AR as well as knockdown of ADRB1, ADRB2, or ADRB3 in human brown adipocytes all confirmed that BAT lipolysis and thermogenesis occur through beta(2)-AR signaling in humans (ClinicalTrials.gov NCT02811289).
KW - BETA-ADRENOCEPTOR AGONISTS
KW - ADIPOSE-TISSUE
KW - ENERGY-EXPENDITURE
KW - BETA(3)-ADRENOCEPTOR AGONIST
KW - OXIDATIVE-METABOLISM
KW - MESSENGER-RNA
KW - DOUBLE-BLIND
KW - FATTY-ACID
KW - COLD
KW - RECEPTOR
U2 - 10.1016/j.cmet.2020.07.005
DO - 10.1016/j.cmet.2020.07.005
M3 - Journal article
C2 - 32755608
VL - 32
SP - 287-300.e7
JO - Cell Metabolism
JF - Cell Metabolism
SN - 1550-4131
IS - 2
ER -
ID: 250118628