IMMUNOREACTIVITIES FOR ANTISERA TO 3 PUTATIVE NEUROPEPTIDES OF THE RAT MELANIN-CONCENTRATING HORMONE PRECURSOR ARE COEXPRESSED IN NEURONS OF THE RAT LATERAL DORSAL HYPOTHALAMUS

被引:53
作者
RISOLD, PY
FELLMANN, D
RIVIER, J
VALE, W
BUGNON, C
机构
[1] FAC MED BESANCON, HISTOL EMBRYOL CYTOGENET LAB,CNRS,URA 0561, PL ST JACQUES, F-25030 BESANCON, FRANCE
[2] SALK INST BIOL STUDIES, CLAYTON FDN LABS PEPTIDES BIOL, SAN DIEGO, CA 92138 USA
关键词
ANTISERUM; NEUROPEPTIDE GLYCINE-GLUTAMIC ACID; NEUROPEPTIDE GLUTAMIC ACID-ISOLEUCINEAMIDE; RAT MELANIN-CONCENTRATING HORMONE; RAT BRAIN;
D O I
10.1016/0304-3940(92)90035-6
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Antisera (AS) raised against rat melanin-concentrating hormone (rMCH) and against two additional peptides sequences derived from the rat MCH precursor (neuropeptide glutamic acid-isoleucineamide (NEI), and neuropeptide glycine-glutamic acid (NGE)) exclusively stained the hypothalamic neurons previously described using AS to salmon MCH, human somatocrinin 1-37 (GRF37) and alpha-MSH. Liquid phase and dot-blot controls for specificity indicated that rMCH-, NEI- and NGE-AS bound epitopes recognized by sMCH-, alpha-MSH- and GRF-37-AS, respectively. The distinct intracellular patterns of immunoreactivity obtained in control animals with rMCH-, NGE- and NEI-AS, as well as the changes observed after intracerebroventricular injection of colchicine matched previous findings using sMCH-, GRF37- and alpha-MSH-AS.
引用
收藏
页码:145 / 149
页数:5
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