- Term originally used for combinations of ferro- or ferriporphyrins with 2 mol of a nitrogenous base or protein, e.g., pyridine ferroporphyrin. SYN: hemochrome. [hemo- + G. chroma, color, + -gen, producing]
* * *he·mo·chro·mo·gen or chiefly Brit hae·mo·chro·mo·gen .hē-mō-'krō-mə-.jen, -jən n a colored compound formed from or related to hemoglobin esp a bright red combination of a nitrogen base (as globin or pyridine) with heme compare HEMOPROTEIN
* * *he·mo·chro·mo·gen (he″mo-kroґmo-jən) hemochrome.
Medical dictionary. 2011.
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hemochromogen — ▪ chemical compound also spelled Haemochromogen, compound of the iron containing pigment heme with a protein or other substance. The hemochromogens include hemoglobin, found in red blood cells, and the cytochromes, which are widely… … Universalium
hemochromogen — he·mo·chro·mo·gen … English syllables
hemochromogen — ˌ ̷ ̷ ̷ ̷ˈkrōməˌjen, jə̇n noun ( s) Etymology: International Scientific Vocabulary hemochromo (from hemochrome) + gen 1. : a colored compound formed from or related to hemoglobin; … Useful english dictionary
hemochrome — SYN: hemochromogen. * * * he·mo·chrome (heґmo krōm) [hemo + chrome] a heme compound in which the fifth and sixth coordination positions of the central iron atom are occupied by strong field ligands, usually nitrogen atoms, as in cytochromes; … Medical dictionary
auto-oxidizable — Denoting substances that react directly with oxygen ( e.g., b hemochromogen in cytochrome) and do not require the action of dehydrogenases. * * * auto ox·i·di·za·ble (aw″to ok″sĭ diґzə bəl) capable of spontaneous… … Medical dictionary
cathemoglobin — An artificial derivative of hemoglobin in which the globin is denatured and the iron oxidized. * * * ca·the·mo·glo·bin (kə the mo gloґbin) a substance produced by oxidizing hemochromogen; it consists of oxidized heme and denatured globin … Medical dictionary
stain — 1. To discolor. 2. To color; to dye. 3. A discoloration. 4. A dye used in histologic and bacteriologic technique. 5. A procedure in which a dye or combination of dyes and reagents is used to color the constituents of cells and tissues. For… … Medical dictionary
hack — hak vi to cough in a short dry manner hack n a short dry cough Each boldface word in the list below is a chiefly British variant of the word to its right in small capitals. haem HEME haemacytometer HEMACYTOMETER haemadsorbing HEMADSORBING… … Medical dictionary
Schumm test — (for heme in plasma) a given volume of plasma is covered with a layer of ether; one tenth the volume of concentrated ammonium sulfide (analar) is then run in with a pipette and subsequently mixed by shaking. A positive reaction is indicated by… … Medical dictionary
Takayama test — Also called hemochromogen crystals. Used for the identification of blood … Forensic science glossary