Publications

humoral and cellular response to infection with echinostoma revolutum in the golden hamster, mesocricetus auratus.	laboratory hamsters (mesocricetus auratus) were infected with echinostoma revolutum (trematoda). immunoelectrophoretic studies of hamster serum showed no demonstrable antibody response to e. revolutum. histopathologic examination of intestinal tissue of infected hamsters showed erosion of intestinal villi and lymphocytic infiltration as the primary host response. spleens from infected hamsters were hyperplastic during the first 3 weeks of infection and atrophic from 4 to 8 weeks postinfection. h ...	1988	3397514
single- and five-worm infections of echinostoma revolutum (trematoda) in the golden hamster.		1988	3372124
the effects of crowding on adults of echinostoma revolutum (digenea: echinostomatidae) in experimentally infected golden hamsters, mesocricetus auratus.	all 30 female golden hamsters, mesocricetus auratus, fed either 125 +/- 50 (group a), 300 +/- 50 (group b), or 500 +/- 50 (group c) metacercarial cysts of echinostoma revolutum were infected 7-35 days postexposure. the mean number of worms in a, b, and c were 62, 96, and 212, respectively. most of the worms in a were in the jejunum, but in c worms were about equally distributed in the duodenum, jejunum, and ileum, and some were in the cecum. the body area and wet and dry weights of worms from c ...	1988	3357113
homologous and heterologous resistance of echinostoma revolutum and e. liei in icr mice.	to study resistance of echinostomes in the mouse, female icr mice were challenged homologously or heterologously with echinostoma revolutum or e. liei metacercariae. mice challenged homologously had significantly fewer worms which weighed less than those from control mice. in heterologous studies where the primary infection was not eliminated with an anthelmintic, the number of worms in challenged mice was not significantly different than that in controls which received only the primary infectio ...	1988	3357108
echinostoma revolutum: pathology of extraintestinal infection in the golden hamster.		1988	3192360
heterologous synergistic interactions in concurrent experimental infection in the mouse with schistosoma mansoni, echinostoma revolutum, plasmodium yoelii, babesia microti, and trypanosoma brucei.	primary infections with plasmodium yoelii and echinostoma revolutum in the mouse induced a significant increase in the heterologous schistosoma mansoni challenge worm establishment, whereas s. mansoni worm establishment remained unaffected by primary infections with trypanosoma brucei and babesia microti. concurrent infection in the mouse with p. yoelii or t. brucei, but not with b. microti, blocked the resistance to homologous e. revolutum challenge infection, and primary p. yoelii and t. bruce ...	1988	3143108
ultrastructural observations on the redia of echinostoma revolutum (froelich, 1802).	e. revolutum redia digestive and excretory system ultrastructure, as well as body wall tegument were studied in tem. the body tegument protrudes in short microvilli and contains uni- and multiciliate sensory endings. the anterior part of the digestive system (pharynx, short oesophagus) is lined with body tegument, the caecum being covered with a flat epithelium with sporadic microvilli. oesophageal gland cells are filled with minute electron-dense granules. the excretory capillaries joined to la ...	1989	2767546
esterases in natural populations of normal and echinostoma revolutum-infected helisoma trivolvis (gastropoda).	esterases of the digestive gland-gonad (dgg) complex of individual snails from a wild population of helisoma trivolvis infected with the trematode echinostoma revolutum were analyzed by vertical slab page and compared to similar dgg homogenates of uninfected conspecifics from the same population. our analysis indicated that: 1. four classes of esterases, some atypical, could be resolved using diagnostic inhibitors. 2. uninfected snails demonstrated polymorphism for two of these four esterase gro ...	1989	2605914
ultrastructure of the tail of echinostoma revolutum cercaria.	the ultrastructure of the tail fins and muscles of echinostoma revolutum cercaria is described. the longitudinal muscles consist of a primitive type of transversely striated muscle fibres with a well-developed sarcoplasmic reticulum in the z-band. the fins are formed by a longitudinal tegument fold containing the same components as the remaining part of the tail tegument. the difference between the body and tail tegument is discussed.	1989	2583613
reduced fertility in mice double-infected with schistosoma mansoni and echinostoma revolutum.		1989	2571255
ultrastructural study of the glandular system and its participation in tegument formation in echinostoma revolutum cercaria.	six types of gland cells occurring in the body of developing echinostoma revolutum cercaria are described at ultrastructural level. three types of the gland cells, lateral, ventral and dorsal, release their secretion into the tegument of cercaria during its development in the media. another three types, paraoesophageal, penetration and proper cytogenic gland cells are preserved in the body of the free-swimming cercaria. the paraoesophageal gland cells open on the tegument surface. secretory gran ...	1989	2488046
argentophilic and scanning electron microscopic observations of the tegumentary papillae of echinostoma revolutum (trematoda) cercariae.	argentophilic staining and scanning electron microscopy (sem) were used to study the tegumentary papillae of echinostoma revolutum cercariae. the most abundant papilla was uniciliate and arranged bilaterally on the body and tail of the cercaria. the distribution of these papillae was similar to that seen in other 37-collar spined echinostome cercariae. sem revealed a total of 18 multiciliate papillae--16 on the anterior end and 2 at the middle of the body. these papillae contained up to 18 cilia ...	1987	2449523
[the effect of different concentrations of surface-active substances on the size of the circadian rations and on the duration of food passage in lymnaea stagnalis infected with echinostoma revolutum parthenitae].	in solutions of the detergent "kristall" (0.9 and 90 mg.l.-1) there were established statistically reliable differences in the values of day rations and duration of food passing both in infected and free from infection molluscs. in noninfected individuals day rations increase 1.5 to 5 times and the duration of food passing 5 to 7 times. in infected animals the value of day rations decrease and the duration of food passing increases less intensively.	1990	2100003
echinostoma revolutum and echinoparyphium recurvatum recovered from house rats in yangyang-gun, kangwon-do.	during an investigation on intestinal flukes of house rats in yangyang-gun, kangwon-do, a total of 6 species of trematodes belonging to 3 families; echinostomatidae (echinostoma hortense, e. cinetorchis, e. revolutum and echinoparyphium recurvatum), diplostomidae (fibricola seoulensis) and plagiorchiidae (plagiorchis muris), were recovered from two adult rats. e. revolutum and e. recurvatum were new trematode faunae of rats in korea. e. revolutum had an elongated body, 5.3-6.0 mm long and 1.0-1. ...	1990	2099177
ultrastructure of the digestive tract of echinostoma revolutum cercaria.	the digestive tract of a fully formed free-swimming cercaria of echinostoma revolutum (froelich, 1802) dietz, 1909 was studied by electron microscopy. the oral sucker and pharynx are covered by a tegument. the oesophagus and the caeca are not luminized. they are packed with giant epithelial cells with electron-dense granules of irregular shape, rough endoplasmic reticulum and its cisterns, and golgi apparatus. the tegument of the oral sucker cavity contains numerous uniciliate receptors.	1991	1937276
transmission electron microscopy of sensory receptors of echinostoma revolutum (froelich 1802) cercaria (digenea: echinostomatidae).	nonciliate, uniciliate, and multiciliate receptors were shown by transmission electron microscopy to occur in the body tegument of echinostoma revolutum (froelich 1802) cercariae. detailed studies revealed three types of nonciliate, four types of uniciliate, and one type of multiciliate sensory endings. most receptors were singly distributed. only a few of them formed paired receptor complexes in three regions of the cercarial body. these receptor complexes were found to possess nonciliate, unic ...	1992	1438152
observations on the host-parasite relations between echinostoma revolutum and lymnaeid snails.	echinostoma revolutum from taiwan was studied in lymneid snails at 29 +/- 0.5 degrees c. given 3-5 miracidia, 95% of lymnaea ollula and 40% of lymnaea swinhoei became positive; the prepatent periods were 18 and 25 days, respectively. the following are based on the observations in lymnaea ollula: the time required for miracidial penetration was about one hour. the sporocysts developed only in the ventricle of the snail but mother rediae developed in the heart and other organs. mature daughter red ...	1975	1243895
experimental second intermediate hosts for echinostoma revolutum.		1975	1243118
an outbreak of trematodiasis in domestic geese.	losses greater than 3% were incurred in a large flock of domestic geese on summer pasture. necropsy of the sick birds revealed no significant bacterial or viral isolates. the trematodes echinostoma revolutum and notocotylus attenuatus were present in considerable numbers, respectively in the small and large intestines.	1976	962765
excretion of lipids by echinostoma revolutum (trematoda) adults.		1977	864561
infectivity, excystation, and development on the chick chorioallantois of the metacercaria of echinostoma revolutum (trematoda).		1978	627962
neutral lipids in echinostoma revolutum (trematoda) adults.		1978	627961
thin layer chromatographic analyses of amino acids in echinostoma revolutum (trematoda) adults.		1977	598967
histochemical and thin layer chromatographic analyses of neutral lipids in echinostoma revolutum metacercariae cultured in vitro.	excysted metacercariae of echinostoma revolutum cultured in vitro in the defined medium, nctc 135 supplemented with 20% hens' egg yolk, doubled their mean relative body area and showed significant sucker growth within 14 days. histochemical oil red o staining showed neutral fat mainly in the excretory system of excysted metacercariae and in adults grown in the domestic chick. in vitro cultured worms showed neutral fat in the intestine, parenchyma, and excretory system. as detected by tlc the maj ...	1977	592032
thin-layer chromatographic analysis of phospholipids in echinostoma revolutum (trematoda) adults.	thin-layer chromatographic analyses were made of phospholipids extracted from adult echinostoma revolutum (trematoda) and from the nonnutrient medium in which worms were maintained. identity of phospholipids was based on comparison with authentic lipid standards and on specific chemical detection tests. the most abundant phospholipids in the extract were phosphatidyl choline, phosphatidyl ethanolamine and phosphatidyl serine; lesser amounts of cerebrosides and lysophosphatidyl choline were detec ...	1979	448610
studies on encystment of echinostoma revolutum cercariae.	cercariae of echinostoma revolutum encysted in the kidney of the snail physa heterostropha within 1 hr and on mucus trails from helisoma trivolvis, p. heterostropha and lymnaea sp. within 2 hr. significantly, more normal cysts were formed in mucus of helisoma than in mucus of physa or lymnaea. optimal, in vitro encystment occurred within 24 h in either locke's 1 : 1 or locke's 1 : 1 + 1% glucose. significantly more normal cysts occurred in the locke's 1 : 1 medium. both normal and abnormal cyst ...	1979	448597
studies of endoparasites of the mourning dove (zenaida macroura) in the southeast united states.	from september, 1973, through november, 1974, 255 mourning doves (zenaida macroura) were collected in the southeastern united states and examined for endoparasites. thirteen species of endoparasites were found and included six species of protozoans, one trematode, two cestodes, and four nematodes. new host records included sarcocystis sp., echinostoma revolutum, hymenolepis sp., aproctella stoddardi, ascaridia columbae, and dispharynx nasuta.	1977	402483
histochemical and ultrastructural studies on the metacercarial cyst of echinostoma revolutum (trematoda).		1979	156164
parasites in bulinus senegalensis (mollusca: planorbidae) and their detection.	isoelectric focusing studies on enzyme variation between populations of the snail bulinus senegalensis revealed that parasitic infections in the snails contributed additional bands of enzyme activity, particularly in the glucose phosphate isomerase (gpi) and malate dehydrogenase (mdh) systems. the patterns due to the parasite enzymes were, in most cases, clearly distinct from those of the host and different from each other. parasites encountered included schistosoma haematobium, s. bovis, paramp ...	1979	44358