Role of the α subunit in the modulation of GABA receptors by anabolic androgenic steroids

2005 ◽  
Vol 49 (3) ◽  
pp. 300-316 ◽  
Author(s):  
P YANG ◽  
B JONES ◽  
L HENDERSON
2017 ◽  
Vol 55 (7) ◽  
pp. 5548-5556 ◽  
Author(s):  
Giuseppe Bertozzi ◽  
Francesco Sessa ◽  
Giuseppe Davide Albano ◽  
Gabriele Sani ◽  
Francesca Maglietta ◽  
...  

Sensors ◽  
2021 ◽  
Vol 22 (1) ◽  
pp. 4
Author(s):  
Lukáš Huml ◽  
Jan Tauchen ◽  
Silvie Rimpelová ◽  
Barbora Holubová ◽  
Oldřich Lapčík ◽  
...  

Anabolic-androgenic steroids (AASs), a group of compounds frequently misused by athletes and, unfortunately, also by the general population, have lately attracted global attention; thus, significant demands for more precise, facile, and rapid AAS detection have arisen. The standard methods ordinarily used for AAS determination include liquid and gas chromatography coupled with mass spectrometry. However, good knowledge of steroid metabolism, pretreatment of samples (such as derivatization), and well-trained operators of the instruments are required, making this procedure expensive, complicated, and not routinely applicable. In the drive to meet current AAS detection demands, the scientific focus has shifted to developing novel, tailor-made approaches leading to time- and cost-effective, routine, and field-portable methods for AAS determination in various matrices, such as biological fluids, food supplements, meat, water, or other environmental components. Therefore, herein, we present a comprehensive review article covering recent advances in AAS determination, with a strong emphasis on the increasingly important role of chemically designed artificial sensors, biosensors, and antibody- and fluorescence-based methods.


Author(s):  
Maria Christou ◽  
Panagiota Christou ◽  
Georgios Markozannes ◽  
Agathocles Tsatsoulis ◽  
George Mastorakos ◽  
...  

1996 ◽  
Vol 42 (7) ◽  
pp. 1001-1020 ◽  
Author(s):  
W Schänzer

Abstract Anabolic androgenic steroids (AAS) are misused to a high extent in sports by athletes to improve their physical performance. Sports federations consider the use of these drugs in sports as doping. The misuse of AAS is controlled by detection of the parent AAS (when excreted into urine) and (or) their metabolites in urine of athletes. I present a review of the metabolism of AAS. Testosterone is the principal androgenic steroid and its metabolism is compared with that of AAS. The review is divided into two parts: the general metabolism of AAS, which is separated into phase I and phase II metabolism and includes a systematic discussion of metabolic changes in the steroid molecule according to the regions (A-D rings), and the specific metabolism of AAS, which presents the metabolism of 26 AAS in humans.


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