depression and cck4                              Cholecyctokinin is a neuropeptide found in the gastrointestinal   skirt and brain.  Research has shown that it has various isolated fragments that may influence several(prenominal)  historic areas of human behavior, such as nociception, satiety and anxiety.  Cholecystokinin receptors  fixed in the central nervous system (CNS) are  cognise as CCK-B receptors, and they have high affinity for the tetrapeptide fragment CCK-4.  Anxiogenic  heart and  understanding of CKK-4 in humans suggested that it might be involved in pathogenesis of panic disorder, and opened new avenues of research into biological aspects of anxiety.

    lift research showed increased sensitivity of panic disorder patients to CCK-4 in comparison with normal volunteers.  Next, substances capable of  blockade CCK-B receptors (CCK-B antagonists) were synthesized and their action was evaluated.    one(prenominal) of such antagonists, L-365,260 proved to be effective in  block CCK-4 induced panic attacks in panic disorder sufferers.  ...If you   beggary to get a full essay, order it on our website: 
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