No abstract available
Publication types
-
Research Support, Non-U.S. Gov't
MeSH terms
-
Analgesics, Opioid / pharmacology
-
Animals
-
Cerebrospinal Fluid*
-
Cisterna Magna / diagnostic imaging
-
Male
-
Morphine / pharmacology
-
Nervous System Diseases / drug therapy
-
Nervous System Diseases / etiology
-
Postoperative Complications / drug therapy
-
Postoperative Complications / etiology
-
Radioimmunoassay
-
Rats / cerebrospinal fluid*
-
Rats, Sprague-Dawley
-
Specimen Handling / instrumentation
-
Specimen Handling / methods*
-
Time Factors
-
Ultrasonography, Interventional / methods*
-
beta-Endorphin / cerebrospinal fluid
Substances
-
Analgesics, Opioid
-
beta-Endorphin
-
Morphine