schistosomen.

/ˈskɪstəʊsəʊm/

Etymology: < modern Latin Schistosoma (D. F. Weinland Tapeworms in Man (1858) 87), < Greek σχιστός divided + σῶμα body; compare -some comb. form.

Zoology.

Any member of the trematode genus Schistosoma (formerly Bilharzia), of which the cercariæ are parasitic on freshwater snails and the adults of certain species are parasitic in man, inhabiting the blood vessels; a blood fluke.

ΘΚΠ

the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Platyhelminthes > [noun] > class Trematodes > order Digenea > suborder Prostomata > division Distomata > genus or member of Schistosoma

bilharzia1859

blood fluke1871

schistosome1905

schistosomulum1924

1905 Brit. Med. Jrnl. 7 Jan. 11 (caption) Two male schistosomes.

1905 Brit. Med. Jrnl. 7 Jan. 12/1 A distinctive feature of this schistosome is the absence of ciliated warts on the integument.

1905 Brit. Med. Jrnl. 7 Jan. 12/2 The habitat of the new schistosome is mainly arterial.

1931 D. B. Blacklock & T. Southwell Guide Human Parasitol. xvii. 144 Unlike all other digenetic trematodes, no rediae are produced at any time of the life history of the schistosomes, the asexual multiplication taking place in the sporocyst stage.

1955 Nature 19 Nov. 981/2 An important snail host in one country may be refractory or only slightly susceptible to the same species of schistosome from another region.

1968 Sci. Jrnl. Oct. 7/1 An infected human excretes anything from a few to a million schistosome eggs a day.

1970 G. R. Taylor Doomsday Bk. 92 The high schistosome infection rate in Lower Egypt.

Derivatives

schistoˈsomal adj.

ΘΚΠ

the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Platyhelminthes > [adjective] > belonging to class Trematode > of or relating to genus Schistosoma

bilharzia1916

schistosomal1931

1931 D. B. Blacklock & T. Southwell Guide Human Parasitol. iii. 13 Protozoal, e.g. amoebic, and helminthic, e.g. schistosomal, dysenteries, are not the only forms which may occur in the tropics.

1965 Ann. Trop. Med. & Parasitol. LIX. 304 (heading) Bacteriological and immunological findings in the presence of schistosomal infection.

schistoˈsomicide n. [-cide comb. form²] Pharmacology a substance which kills schistosomes.

ΘΚΠ

the world > health and disease > healing > medicines or physic > medicines for specific purpose > remedies for parasitic infections > [noun] > other internal parasiticides

trypanosomacide1903

trypanocide1917

schizonticide1943

ethidium bromide1952

schistosomicide1954

nifurtimox1969

1954 Trans. Royal Soc. Trop. Med. & Hygiene 48 446 (heading) A new series of schistosomicides.

1954 Trans. Royal Soc. Trop. Med. & Hygiene 48 446 No other known schistosomicide shows a corresponding degree of activity.

ˌschistosomiˈcidal adj.

ΘΚΠ

the world > health and disease > healing > medicines or physic > medicines for specific purpose > remedies for parasitic infections > [adjective] > destroying other internal parasites

trypanolytic1907

trypanocidal1909

treponemicidal1933

schistosomicidal1954

vibriocidal1962

schizonticidal1963

1954 Trans. Royal Soc. Trop. Med. & Hygiene 48 446 During the last seven years a search for drugs with schistosomicidal activity has been carried out in these laboratories.

1978 Nature 22 June 628/2 Although further studies are needed, oxamniquine seems to be an effective schistosomicidal oral drug suitable for use in endemic areas.

This entry has not yet been fully updated (first published 1982; most recently modified version published online September 2020).

单词	schistosome
释义	schistosomen. /ˈskɪstəʊsəʊm/ Etymology: < modern Latin Schistosoma (D. F. Weinland Tapeworms in Man (1858) 87), < Greek σχιστός divided + σῶμα body; compare -some comb. form. Zoology. Any member of the trematode genus Schistosoma (formerly Bilharzia), of which the cercariæ are parasitic on freshwater snails and the adults of certain species are parasitic in man, inhabiting the blood vessels; a blood fluke. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Platyhelminthes > [noun] > class Trematodes > order Digenea > suborder Prostomata > division Distomata > genus or member of Schistosoma bilharzia1859 blood fluke1871 schistosome1905 schistosomulum1924 1905 Brit. Med. Jrnl. 7 Jan. 11 (caption) Two male schistosomes. 1905 Brit. Med. Jrnl. 7 Jan. 12/1 A distinctive feature of this schistosome is the absence of ciliated warts on the integument. 1905 Brit. Med. Jrnl. 7 Jan. 12/2 The habitat of the new schistosome is mainly arterial. 1931 D. B. Blacklock & T. Southwell Guide Human Parasitol. xvii. 144 Unlike all other digenetic trematodes, no rediae are produced at any time of the life history of the schistosomes, the asexual multiplication taking place in the sporocyst stage. 1955 Nature 19 Nov. 981/2 An important snail host in one country may be refractory or only slightly susceptible to the same species of schistosome from another region. 1968 Sci. Jrnl. Oct. 7/1 An infected human excretes anything from a few to a million schistosome eggs a day. 1970 G. R. Taylor Doomsday Bk. 92 The high schistosome infection rate in Lower Egypt. Derivatives schistoˈsomal adj. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Platyhelminthes > [adjective] > belonging to class Trematode > of or relating to genus Schistosoma bilharzia1916 schistosomal1931 1931 D. B. Blacklock & T. Southwell Guide Human Parasitol. iii. 13 Protozoal, e.g. amoebic, and helminthic, e.g. schistosomal, dysenteries, are not the only forms which may occur in the tropics. 1965 Ann. Trop. Med. & Parasitol. LIX. 304 (heading) Bacteriological and immunological findings in the presence of schistosomal infection. schistoˈsomicide n. [-cide comb. form²] Pharmacology a substance which kills schistosomes. ΘΚΠ the world > health and disease > healing > medicines or physic > medicines for specific purpose > remedies for parasitic infections > [noun] > other internal parasiticides trypanosomacide1903 trypanocide1917 schizonticide1943 ethidium bromide1952 schistosomicide1954 nifurtimox1969 1954 Trans. Royal Soc. Trop. Med. & Hygiene 48 446 (heading) A new series of schistosomicides. 1954 Trans. Royal Soc. Trop. Med. & Hygiene 48 446 No other known schistosomicide shows a corresponding degree of activity. ˌschistosomiˈcidal adj. ΘΚΠ the world > health and disease > healing > medicines or physic > medicines for specific purpose > remedies for parasitic infections > [adjective] > destroying other internal parasites trypanolytic1907 trypanocidal1909 treponemicidal1933 schistosomicidal1954 vibriocidal1962 schizonticidal1963 1954 Trans. Royal Soc. Trop. Med. & Hygiene 48 446 During the last seven years a search for drugs with schistosomicidal activity has been carried out in these laboratories. 1978 Nature 22 June 628/2 Although further studies are needed, oxamniquine seems to be an effective schistosomicidal oral drug suitable for use in endemic areas. This entry has not yet been fully updated (first published 1982; most recently modified version published online September 2020). < n.1905
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