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XXXII Reunión Anual, Barcelona, 12-13 diciembre 1980

XXXII Reunión Anual, Barcelona, 12-13 diciembre 1980

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44,52); la disminución de S*HTP en limbico de anjmales tratados cCIn L-DOPApuede Ínierpretarse dentro de ia misma hipótesis de balance equiijbrado o,tal vez2 a través del paso de la barrer'a hematoencefálica (17, 31 , 45) Porúl t'imo, e'l aumento del 5-HIAA en 'la corteza cerebral tras el tratam j ento conbromocriptina y con L-D0PA cojncide con estudios clinicos que sugieren unaumento de l recarnb io ( turnover ) de l a serotoni na ( 9, 10, <strong>12</strong>) .[n conc]usión: 1) la administracién crónica de l--DOPA y de brornocript'ina puede nrcdifjcar djferenrtes parámetros cerebrales en ratas normalesu 2¡ lábromocript1 na puede tener distinta accién sobre los receptores dopaminér'gtcosde d i f erentes reg'i ones cerebral es .BIBLIOGRAFiA1.-2.-3"-4"-E-6.-7"-B"-9.-AGHAJANIAN, G"K. "Feedback regulation'rf centrai monüami nergi c fieurons:evidence from single cel I recording studies" tssa.ys in Neurochemi stryand Neuropharmaco'logy, Vol" 3. YOUDIM, M"B,,l-i "; L0RtNBERG, bJ"; SHARMAT\'D"F" y LAGUADO, J.R" (td) Pág. i-33" John hliley and Sons" Chichester(1.e78).AGHAJANIAN, G.K" y BUNNEY, B.S.u'Central dopaminengic neurons: neurü*physioiogical identification and response to drugs" Frontjers "in CathecolamineResearch. USDIN. t" y SNYDER, S. (Ed.) pág" 643-648 Pergamon Press, London (1,973)"ANDEN, N.[. y GRABOhlSKA-ANDtN, M. "Fresynaptic and postsynaptrc effectsof dopamine receptor blocking agents"" Advances in Neurology, Vol 24P0IRIERS, l-"J.; SOURKES, T" y BEDARD, P"J. (Ed) pág. 235-245 (1979)^ATACK, C.V. y LINDQUIST, M" "Conjoint native and orthophtaldiaidehydecondensate assay for the f I uorimetri c determi nat"ion of 5-hydroxyindo I sj nthe b!^ai n" . Naunyn-Schmi edeberg's Arch Pharmacol , 279, 267' ?84(1,ei3).ATACK C.V" MAGNUSSON T" "Individual elution of noradrenal jne (togetherwj th adrenai i ne ) , dopami ne, 5- hydroxytrytami ne and hi stami ne f l"on a si ngle, strong cation excahnge column by means of mjneral acid organic solvent rnjxtures" J. Pharm. Pharmacol , ?2, 6?5-6?7 (i.970).BARBEU, A. "The clinical physiology of side effects in iongterm l-"DüPAtherapy" Advances in Neurology, Vol. 5, McDOhltLL F. y BARBTU A. (Ed.)pág. 347-365" Raven Press. New York (L.974).BARBEU, A.; ROY M.; G0NCE M" y LABRTCQUE, R. "Newer therapeutic approachesin Parkjnson's disease". Advances in Neurology, Vo1. 2.4 PCTIItrtRS L.J,, S0UKIS, T.L" y BTDARD P.J" (Ed") pág. 433-450. Raven Press. New York( 1. e7e) ,BEDARD, R"; CARLSSON, A"; LINDQUIST, M" o'Effect of a transverse cerebr'alhemisection on 5-hydroxytryptamina metabolism in the rat brain" Naunyn*Schmi edeberg' s Arch Parmacol 272, 1-15 ( L 972 ) .BIRKMAYER, tJ"; DANITLCZYK, hJ"; NEUMAYER,E. y RiEDtRER' P. "Dopamt nergicsupersensitivity in parkinsonism" Advances jn Neurology, Vo1. I CALNI,

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