| current status of food-borne parasitic zoonoses in taiwan. | more than 50 species of zoonotic parasites (nematodes-18 spp., trematodes-19 spp., cestodes-10 spp., protozoa-2 spp., and arthropods-2 spp.) have been reported in taiwan. among them, angiostrongylus cantonensis, clonorchis sinensis and taenia saginata are the most important and most common food-borne parasites. angiostrongyliasis is highly endemic in southern and eastern taiwan. about 80% of patients are children below 15 years of age, mostly infected after eating achatina fulica during may and ... | 1991 | 1822939 |
| [studies on echinostoma spp. in the chungju reservoir and upper streams of the namhan river]. | the present study was performed to know the epidemiological status of echinostomiasis in the chungju reservoir and upper streams of namhan river, together with an experimental study on the life history of echinostoma hortense. the stool specimens of 169 inhabitants and 473 junior high school students from 5 different villages revealed 3 (0.5%) echinostomatid egg positive cases. e. hortense adult worms were recovered from one patient after a treatment and purgation. for the other two patients, it ... | 1990 | 2099176 |
| prevalence of larval helminths in freshwater snails of the kinmen islands. | a survey of larval helminths in freshwater snails of kinmen was conducted from 1986 to 1987. parasitological examinations of a total of 726 live snails collected from 25 loci revealed that 20 of 80 bithynia fuchsiana were infected with metacercariae of echinostoma gotoi and 36 with metacercariae of other echinostomes. among 57 radix auricularia swinhoei snails, 27 were infected with echinostomes and eight with metacercariae of other flukes. of 20 cipangopaludina chinensis, 18 were found with lar ... | 1993 | 8132969 |
| cipangopaludina chinensis malleata (gastropoda: viviparidae): a new second molluscan intermediate host of a human intestinal fluke echinostoma cinetorchis (trematoda: echinostomatidae) in korea. | two species of the viviparid snails have been reported in korea, e.g., cipangopaludina chinensis malleata and cipangopaludina japonica. cipangopaludina chinensis malleata collected at 3 of 12 localities were found to be infected with metacercariae of echinostoma cinetorchis, one of the snail-borne human intestinal trematodes in korea. metacercariae from these snails were fed to rats (s/d strain), and adult worms of e. cinetorchis, characterized by 37-38 collar spines on the head crown, were reco ... | 1999 | 10577736 |
| heavy metal concentrations in edible bivalves and gastropods available in major markets of the pearl river delta. | molluscs are able to accumulate heavy metals and impose health hazard to consumers. the main objective of the present study is to investigate the heavy metal concentrations in edible bivalves and gastropods available in major markets of the pearl river delta. fourteen species of edible molluscs were purchased from six markets in hong kong and guangdong province. the fresh of these biota were tested for their cadmium (cd), copper (cu), zinc (zn), lead (pb), nickel (ni), chromium (cr), antimony (s ... | 2001 | 11590745 |
| [distribution of medically important freshwater snails and larval trematodes from parafossarulus manchouricus and semisulcospira libertina around the jinyang lake in kyongsang-nam-do, korea] | the jinyang lake is dammed up nam river, and surrounded by jinju city and four counties; jinyang, sanchong, hadong, and sachon in kyongsang-nam-do, korea. the area around this man-made lake have been known as an endemic focus of clonorchiasis in korea. the present study was first aimed to know the distribution of freshwater mollusks including medically important snails, and larval trematodes shed from parafossarulus manchouricus and semisulcospira libertina. in addtion to above studies, water an ... | 1983 | 12902649 |
| [experimental study on compatibility of three species of freshwater snails with angiostrongylus cantonensis]. | to compare the compatibility of three species of freshwater snails, pomacea canaliculata, cipangopaludina chinensis, bellamy a aeruginosa, with angiostrongylus cantonensis. | 2006 | 17094598 |
| interactions among invaders: community and ecosystem effects of multiple invasive species in an experimental aquatic system. | with ecosystems increasingly supporting multiple invasive species, interactions among invaders could magnify or ameliorate the undesired consequences for native communities and ecosystems. we evaluated the individual and combined effects of rusty crayfish (orconectes rusticus) and chinese mystery snails [bellamya (=cipangopaludina) chinensis] on native snail communities (physa, helisoma and lymnaea sp.) and ecosystem attributes (algal chlorophyll a and nutrient concentrations). both invaders are ... | 2009 | 18941789 |
| lps-induced tnfα factor (litaf) in the snail cipangopaludina chinensis: gene cloning and its apoptotic effect on nci-h446 cells. | lps-induced tnfα factor (litaf) is a transcription factor mediating tnf-α expression under lps stimulation, and playing important roles in immune responses. in the present study, partial cdna sequence of a litaf (designated cclitaf) gene was cloned and identified from snail cipangopaludina chinensis. it contains an open reading frame of 348 nucleotides encoding a predicted protein of 115 amino acids, with a conserved litaf domain at c-terminal, and shares a similarity ranging from 34% to 96% wit ... | 2012 | 22138218 |
| [investigation on the species distribution and infection status of host snails of angiostrongylus cantonensis in shanghai]. | to investigate the species distribution and infection status of host snails of angiostongylus cantonensis in shanghai. | 2014 | 25902678 |
| [preliminary survey on the host of angiostrongylus cantonensis in three plateau lakes of yunnan province]. | to investigated the intermediate hosts of angiostrongylus cantonensis in three plateau lakes of yunnan province, and analyze the effect of temperature on a. cantonensis during 1991-2010. | 2014 | 25065215 |
| characterization of a novel purified polysaccharide from the flesh of cipangopaludina chinensis. | the purpose of this paper was to investigate the characterization of a novel polysaccharide from the flesh of cipangopaludina chinensis, named ccpsn. the results found ccpsn was a white powder, readily soluble in hot water and slightly soluble in water. ccpsn was a homopolysaccharide composed of d-glucose (d-glc) with molecular weight of 91.1 kda. based on analysis of uv-visible, ft-ir, periodic acid oxidation, smith degradation, methylation, gm-ms and nmr, the structure of ccpsn was elucidated ... | 2016 | 26572424 |
| purification, characterization and immunostimulatory activity of polysaccharide from cipangopaludina chinensis. | in this study, we investigated the purification, preliminary characterization and immunostimulatory activity in vivo of polysaccharide from cipangopaludina chinensis (ccps). firstly, crude ccps was prepared by hot water extraction. and the crude ccps was sequentially purified by chromatography of deae-52 and sephadex g-100, resulting in two purified fractions of ccps-1 and ccps-2. we found the two fractions were homogeneous heteropolysaccharides mainly composed of rhamnose and glucose with the a ... | 2013 | 23987338 |
| preliminary characterization and potential hepatoprotective effect of polysaccharides from cipangopaludina chinensis. | in the present study, we investigated the preliminary characterization, in vitro antioxidant and in vivo heptoprotective activities of polysaccharides from cipangopaludina chinensis (ccps). the results of chemical and gas chromatography analysis indicated that ccps was mostly composed of glucose with high contents of uronic acid and sulfate. for antioxidant activities in vitro, ccps showed medium lipid peroxidation inhibition effect and high fe²⁺ chelating and hydroxyl radical scavenging activit ... | 2013 | 23733103 |
| [experimental study on polysaccharide of cipangopaludina chinensis against hbv in vitro]. | to evaluate the biological activity of polysaccharide of cipangopaludina chinensis (pcc) against hbv in vitro. | 2013 | 23717972 |
| mid-neolithic exploitation of mollusks in the guanzhong basin of northwestern china: preliminary results. | mollusk remains are abundant in archaeological sites in the guanzhong basin of northwestern china, providing good opportunities for investigations into the use of mollusks by prehistoric humans. here we report on freshwater gastropod and bivalve mollusks covering the time interval from about 5600 to 4500 cal. yrs bp from sites of mid-late neolithic age. they are identified as cipangopaludina chinensis and unio douglasiae, both of which are currently food for humans. the shells are well preserved ... | 2013 | 23544050 |
| identification of carotenoids in the freshwater shellfish unio douglasiae nipponensis, anodonta lauta, cipangopaludina chinensis laeta, and semisulcospira libertina. | the biochemical properties of carotenoids from 2 species of freshwater bivalve, namely, unio douglasiae nipponensis and anodonta lauta, and 2 species of freshwater snail, namely, cipangopaludina chinensis laeta and semisulcospira libertina, were investigated. diatoxanthin and fucoxanthin were identified as major carotenoids in both bivalves. in contrast, lutein and zeaxanthin were found to be the major carotenoids in c. chinensis laeta. in addition, a series of keto carotenoids was also identifi ... | 2012 | 22277890 |
| effect of periphyton community structure on heavy metal accumulation in mystery snail (cipangopaludina chinensis): a case study of the bai river, china. | the ratio of metal:p stoichiometry was used to identify the accumulation pathways of heavy metals (v, cr, co, ni, cu, cd, and pb) from periphyton to snails cipangopaludina chinensis gray (c. chinensis) in the bai river watershed. the results showed that periphyton communities were mainly composed of two types of algae, filamentous green algae and unicellular diatoms. the proportion of unicellular diatoms in the periphyton community is a key factor that influences metal accumulation in c. chinens ... | 2012 | 23520840 |