hematoporphyrin
noun Etymology: International Scientific Vocabulary Date: 1885 any of several isomeric porphyrins C34H38O6N4 that are hydrated derivatives of protoporphyrins; especially the deep red crystalline pigment obtained by treating hematin or heme with acid

New Collegiate Dictionary. 2001.

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  • hematoporphyrin — [hem΄ə tō΄pôr′fə rin] n. a type of porphyrin, C34H38O6N4, obtained by treating hemoglobin with a strong acid: it is used in cancer research because it fluoresces under ultraviolet light and is readily absorbed by cancerous tissue * * * …   Universalium

  • hematoporphyrin — [hem΄ə tō΄pôr′fə rin] n. a type of porphyrin, C34H38O6N4, obtained by treating hemoglobin with a strong acid: it is used in cancer research because it fluoresces under ultraviolet light and is readily absorbed by cancerous tissue …   English World dictionary

  • hematoporphyrin — noun The porphyrin portion of heme (minus the iron atom) …   Wiktionary

  • hematoporphyrin — A dark red, almost purple, porphyrin resulting from the decomposition of hemoglobin; chemical composition is that of heme with the iron removed and the two vinyl (–CH=CH2) groups hydrated to hydroxyethyl (–CH(OH)–CH3). SYN: hemoporphyrin …   Medical dictionary

  • hematoporphyrin — hem·a·to·porphyrin …   English syllables

  • hematoporphyrin — |heməd.ō, |hēm + noun Etymology: International Scientific Vocabulary hemat + porphyrin : any of several isomeric porphyrins C20H6N4(CH3)4(CHOHCH3)2(CH2CH2COOH)2 that are hydrated derivatives of protoporphyrins; especially : the deep …   Useful english dictionary

  • hematoporphyrin derivative — a material prepared by an acetic acid–sulfuric acid treatment of hematoporphyrin that concentrates selectively in metabolically active tumor tissue; used in photodynamic therapy …   Medical dictionary

  • hematoporphyrin derivative — A drug used in photodynamic therapy that is absorbed by tumor cells. When exposed to light, it becomes active and kills the cancer cells …   English dictionary of cancer terms

  • Hämatoporphyrin — Strukturformel Allgemeines Name Hämatoporphyrin Andere Namen …   Deutsch Wikipedia

  • Dieter Jocham — (* 1949 in Augsburg) ist ein deutscher Urologe. Er lebt und arbeitet in Lübeck und leitet seit 1990 an der Medizinischen Fakultät der Universität zu Lübeck die Klinik für Urologie. Jocham war Ende der 1970er Jahre maßgeblich an der… …   Deutsch Wikipedia

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