Naltrexone is a competitive antagonist for opioid receptors, effectively blocking the effects of endorphins and opiates.
Therefore, we assessed whether a D2-like receptor antagonist (eticlopride) could be effective in blocking the effects of METH.
Thus, blocking the effects of pro-inflammatory mediators could be an effective therapeutic strategy.
It works by blocking the effects of estrogen, which can spur the growth of some breast tumors.
In a study with humans, Dr. Larry Cahill, also at Irvine, showed that blocking the effects of adrenaline could prevent emotional arousal from enhancing memory.
Blocking the effects of adrenalin with a beta-blocker also impairs the emotional memory (I've even done experiments of this sort myself).
This year's attention at the cancer meeting has shifted to AstraZeneca's drug Iressa, which works by the same mechanism as Erbitux -- blocking the effects of a molecule known as EGFR that triggers tumor growth.
"Caffeine keeps you operating at a high level by blocking the effects of adenosine, a sleep-inducing brain chemical that accumulates as the day wears on," Ms. Eller writes.
The drugs work by blocking the effects of estrogen in breast tissue, where it can stimulate the growth of some tumors.
And in fact, blocking the effects of norepinephrine with beta blockers can stop fear-conditioning and possibly even prevent post-traumatic stress disorder.
