ULTRASTRUCTURE OF THE INTESTINAL EPITHELIUM, LUMEN, AND ASSOCIATED BACTERIA IN HETERORHABDITIS-BACTERIOPHORA

被引:0
作者
ENDO, BY
NICKLE, WR
机构
来源
JOURNAL OF THE HELMINTHOLOGICAL SOCIETY OF WASHINGTON | 1991年 / 58卷 / 02期
关键词
ULTRASTRUCTURE; HETERORHABDITIS-BACTERIOPHORA; NEMATODA;
D O I
暂无
中图分类号
R38 [医学寄生虫学]; Q [生物科学];
学科分类号
07 ; 0710 ; 09 ; 100103 ;
摘要
Heterorhabditis bacteriophora is an obligate parasite of insects that contains the bacterial symbiont, Xenorhabdus luminescens, in its intestinal lumen. Ultrastructural observations were made of the intestinal epithelium, lumen, and associated bacteria. The oligocytous intestine of the infective juvenile of H. bacteriophora has junctional complexes that delineate the boundaries of cells forming the intestinal lumen. Fine structure of the intestinal cells includes microvilli on the apical membranes bordered by a dense matrix of vesicular endoplasmic reticulum and accumulations of variably stained electron-dense granules within each cell. Rod-shaped granules within each cell. Rod-shaped bacterial cells occur singly or en masse in the lumen of the intestine. Some bacteria appear to undergo autolysis or show interaction with the lumen contents.
引用
收藏
页码:202 / 212
页数:11
相关论文
共 32 条
[21]  
Poinar G.O., 1979, NEMATODES BIOL CONTR, P227
[22]   ANATOMY OF INFECTIVE AND NORMAL THIRD-STAGE JUVENILES OF NEOAPLECTANA CARPOCAPSAE WEISER (STEINERNEMATIDAE - NEMATODA) [J].
POINAR, GO ;
LEUTENEGGER, R .
JOURNAL OF PARASITOLOGY, 1968, 54 (02) :340-+
[23]   CHARACTERISTICS OF SPECIFIC BACTERIUM ASSOCIATED WITH HETERORHABDITIS-BACTERIOPHORA (HETERORHABDITIDAE-RHABDITIDA) [J].
POINAR, GO ;
THOMAS, GM ;
HESS, R .
NEMATOLOGICA, 1977, 23 (01) :97-&
[24]   PRESENCE OF ACHROMOBACTER NEMATOPHILUS IN INFECTIVE STAGE OF A NEOAPLECTANA SP (STEINERNEMATIDAE - NEMATODA) [J].
POINAR, GO .
NEMATOLOGICA, 1966, 12 (01) :105-&
[25]   ELECTRON MICROSCOPE STUDIES ON INTESTINAL EPITHELIUM OF ASCARIS SUUM [J].
SHEFFIELD, HG .
JOURNAL OF PARASITOLOGY, 1964, 50 (03) :365-+
[26]   STRUCTURE OF ANTERIOR ALIMENTARY-TRACT OF PASSIVELY FEEDING NEMATODE HEXATYLUS-VIVIPARUS (NEOTYLENCHIDAE-TYLENCHIDA) [J].
SHEPHERD, AM ;
CLARK, SA .
NEMATOLOGICA, 1976, 22 (03) :332-&
[27]   STRUCTURE OF THE ANTERIOR ALIMENTARY-TRACT OF APHELENCHOIDES-BLASTOPHTHORUS (NEMATODA, TYLENCHIDA, APHELENCHINA) [J].
SHEPHERD, AM ;
CLARK, SA ;
HOOPER, DJ .
NEMATOLOGICA, 1980, 26 (03) :313-357
[28]   ORIGIN, STRUCTURE, COMPOSITION AND AGE-DEPENDENCE OF MINERALIZED DENSE BODIES (CONCRETIONS) IN MIDGUT EPITHELIUM OF ADULT HOUSEFLY, MUSCA-DOMESTICA [J].
SOHAL, RS ;
PETERS, PD ;
HALL, TA .
TISSUE & CELL, 1977, 9 (01) :87-102
[29]   A LOW-VISCOSITY EPOXY RESIN EMBEDDING MEDIUM FOR ELECTRON MICROSCOPY [J].
SPURR, AR .
JOURNAL OF ULTRASTRUCTURE RESEARCH, 1969, 26 (1-2) :31-&
[30]   XENORHABDUS GEN-NOV, A GENUS OF ENTOMOPATHOGENIC, NEMATOPHILIC BACTERIA OF THE FAMILY ENTEROBACTERIACEAE [J].
THOMAS, GM ;
POINAR, GO .
INTERNATIONAL JOURNAL OF SYSTEMATIC BACTERIOLOGY, 1979, 29 (04) :352-360