Talk:Adenosine receptor

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Question for someone out there with more knowledge than I: Are adenosine receptors concentrated in the brain, or are they distributed across the CNS? I'm actually wondering in terms of caffeine consumption in particular... it's just not clear to me whether the caffeine is binding to the adenosine receptors across the body or it it has to get to the brain before taking effect. Thanks. --AK7 12:48, 8 March 2006 (UTC)

  • It's my understanding that GPCRs in general (and adenosine receptors in particular) exist in cells and cell membranes throughout the body, not just the CNS. --ʀ6ʍɑʏ89 21:26, 8 March 2006 (UTC)

[edit] Adenosine A2B receptor

An additional subtype of the adenosine A2 receptor has been postulated, natobly the adenosine A2B receptor.

[edit] Help!

was just wondering does anyone know why adenosine binds to its receptors? what causes it? thank you 74cream 17:35, 20 November 2006 (UTC)