RETINAL FIBERS MAKE SYNAPTIC CONTACT WITH NEUROPEPTIDE-Y AND ENKEPHALIN IMMUNOREACTIVE NEURONS IN THE INTERGENICULATE LEAFLET OF THE RAT

被引:22
作者
TAKATSUJI, K [1 ]
MIGUELHIDALGO, JJ [1 ]
TOHYAMA, M [1 ]
机构
[1] OSAKA UNIV,SCH MED,DEPT ANAT,OSAKA,JAPAN
关键词
RETINAL FIBER; NEUROPEPTIDE-Y; ENKEPHALIN; INTERACTION; INTERGENICULATE LEAFLET; SYNAPSE; RAT;
D O I
10.1016/0304-3940(91)90134-F
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Direct synapses between retinal fibers and neuropeptide Y (NPY) and/or enkephalin-immunoreactive (ENK-I) neurons were investigated in the intergeniculate leaflet (IGL) of the rat, using combined immunohistochemical and degeneration techniques. Degenerating retinal fibers terminated on dendrites of NPY-I and/or ENK-I neurons. NPY-I fibers in the IGL formed axo-dendritic synapses on non-immunoreactive dendrites. Most of them were asymmetrical synapses. ENK-I axon terminals contacted non-immunoreactive dendrites with symmetrical synapse.
引用
收藏
页码:73 / 76
页数:4
相关论文
共 15 条
[1]   NEUROPEPTIDE-Y - ROLE IN LIGHT DARK CYCLE ENTRAINMENT OF HAMSTER CIRCADIAN-RHYTHMS [J].
ALBERS, HE ;
FERRIS, CF .
NEUROSCIENCE LETTERS, 1984, 50 (1-3) :163-168
[2]   ORGANIZATION OF LATERAL GENICULATE-HYPOTHALAMIC CONNECTIONS IN THE RAT [J].
CARD, JP ;
MOORE, RY .
JOURNAL OF COMPARATIVE NEUROLOGY, 1989, 284 (01) :135-147
[3]   DOUBLE-LABELING OF NEUROPEPTIDE Y-IMMUNOREACTIVE NEURONS WHICH PROJECT FROM THE GENICULATE TO THE SUPRACHIASMATIC NUCLEI [J].
HARRINGTON, ME ;
NANCE, DM ;
RUSAK, B .
BRAIN RESEARCH, 1987, 410 (02) :275-282
[4]   NEUROPEPTIDE-Y IMMUNOREACTIVITY IN THE HAMSTER GENICULO-SUPRACHIASMATIC TRACT [J].
HARRINGTON, ME ;
NANCE, DM ;
RUSAK, B .
BRAIN RESEARCH BULLETIN, 1985, 15 (05) :465-472
[5]  
HICKEY TL, 1976, EXP BRAIN RES, V24, P523
[6]   THE DISTRIBUTION OF PUTATIVE NEUROTRANSMITTERS IN THE LATERAL GENICULATE-NUCLEUS OF THE RAT [J].
MANTYH, PW ;
KEMP, JA .
BRAIN RESEARCH, 1983, 288 (1-2) :344-348
[7]   RETINOHYPOTHALAMIC PROJECTION IN RAT [J].
MOORE, RY ;
LENN, NJ .
JOURNAL OF COMPARATIVE NEUROLOGY, 1972, 146 (01) :1-+
[8]   IDENTICAL IMMUNOREACTIVITY OF AFFERENTS TO THE RAT SUPRACHIASMATIC NUCLEUS WITH ANTISERA AGAINST AVIAN PANCREATIC-POLYPEPTIDE, MOLLUSCAN CARDIOEXCITATORY PEPTIDE AND NEUROPEPTIDE-Y [J].
MOORE, RY ;
GUSTAFSON, EL ;
CARD, JP .
CELL AND TISSUE RESEARCH, 1984, 236 (01) :41-46
[9]  
MOORE RY, 1983, FED PROC, V42, P2783
[10]  
PIKARD GE, 1987, J BIOL RHYTHM, V2, P35