LOCALIZATION OF SUBSTANCE-P-LIKE IMMUNOREACTIVITY IN GUINEA-PIG VESTIBULAR ENDORGANS AND THE VESTIBULAR GANGLION

被引:40
作者
USAMI, S
HOZAWA, J
TAZAWA, M
JIN, H
MATSUBARA, A
FUJITA, S
机构
[1] Department of Otorhinolaryngology, Hirosaki University School of Medicine, Hirosaki
关键词
SUBSTANCE-P; GUINEA PIG; VESTIBULAR ENDORGAN; VESTIBULAR GANGLION; COMPUTER GENERATED IMAGERY; IMMUNOHISTOCHEMICAL EVIDENCE; SENSORY NEURONS; 3-D COMPONENTS; SYNAPSIN-I; RAT; NERVE; AFFERENT; RELEASE; ORGANIZATION;
D O I
10.1016/0006-8993(91)90872-S
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
The immunocytochemical distribution of substance P (SP) in guinea pig vestibular endorgans and the vestibular ganglion was investigated. Two kinds of SP-immunoreactive fibers were distinguished. Most were thick, and found around or beneath sensory hair cells. These SP-immunoreactive fibers were distributed predominantly on the slope of the crista and the peripheral region of the macula. By electron microscopy, we confirmed this type of SP-like immunoreactivity to be restricted within primary afferent neurons. Some vestibular ganglion cells also showed SP-like immunoreactivity, suggesting that SP is present in some primary afferent neurons, and is involved in afferent neurotransmission. The characteristic distribution of SP may indicate functional differences within each endorgan. The other group of immunoreactive nerve fibers, varicous thin fibers, could be found in the stroma of vestibular endorgans, nerve trunk, vestibular ganglion, and along blood vessels of the vestibular ganglion. These fibers may have a different origin, and have an influence on blood flow and certain other functions.
引用
收藏
页码:153 / 158
页数:6
相关论文
共 31 条
[1]   THE VESTIBULAR NERVE OF THE CHINCHILLA .2. RELATION BETWEEN AFFERENT RESPONSE PROPERTIES AND PERIPHERAL INNERVATION PATTERNS IN THE SEMICIRCULAR CANALS [J].
BAIRD, RA ;
DESMADRYL, G ;
FERNANDEZ, C ;
GOLDBERG, JM .
JOURNAL OF NEUROPHYSIOLOGY, 1988, 60 (01) :182-203
[2]   SUBSTANCE-P - RELEASE ON TRIGEMINAL NERVE-STIMULATION, EFFECTS IN THE EYE [J].
BILL, A ;
STJERNSCHANTZ, J ;
MANDAHL, A ;
BRODIN, E ;
NILSSON, G .
ACTA PHYSIOLOGICA SCANDINAVICA, 1979, 106 (03) :371-373
[3]   TISSUE CONCENTRATION AND RELEASE OF SUBSTANCE P-LIKE IMMUNOREACTIVITY IN THE DENTAL-PULP [J].
BRODIN, E ;
GAZELIUS, B ;
OLGART, L ;
NILSSON, G .
ACTA PHYSIOLOGICA SCANDINAVICA, 1981, 111 (02) :141-149
[4]  
CHANPALAY V, 1977, NEUROGENIC CONTROL B, P39
[5]   CENTRAL AND PERIPHERAL ENDS OF SUBSTANCE P-CONTAINING SENSORY NEURONS IN RAT TRIGEMINAL SYSTEM [J].
CUELLO, AC ;
DELFIACCO, M ;
PAXINOS, G .
BRAIN RESEARCH, 1978, 152 (03) :499-509
[6]   IMMUNOHISTOCHEMICAL LOCALIZATION AND DILATATORY EFFECT OF SUBSTANCE-P ON HUMAN CEREBRAL VESSELS [J].
EDVINSSON, L ;
UDDMAN, R .
BRAIN RESEARCH, 1982, 232 (02) :466-471
[7]   PRESENCE OF SYNAPSIN-I IN AFFERENT AND EFFERENT NERVE-ENDINGS OF VESTIBULAR SENSORY EPITHELIA [J].
FAVRE, D ;
SCARFONE, E ;
DIGIOIA, G ;
DECAMILLI, P ;
DEMEMES, D .
BRAIN RESEARCH, 1986, 384 (02) :379-382
[8]  
GOLDBERG JM, 1988, BASIC APPLIED ASPECT, P3
[9]   FLARE AND ITCH INDUCED BY SUBSTANCE-P IN HUMAN-SKIN [J].
HAGERMARK, O ;
HOKFELT, T ;
PERNOW, B .
JOURNAL OF INVESTIGATIVE DERMATOLOGY, 1978, 71 (04) :233-235
[10]   EFFECT OF SUBSTANCE-P ON VARIOUS VASCULAR BEDS IN DOG [J].
HALLBERG, D ;
PERNOW, B .
ACTA PHYSIOLOGICA SCANDINAVICA, 1975, 93 (02) :277-285