haem


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haem

 (hēm)
n. Chiefly British
Variant of heme.

haem

(hiːm) or

heme

n
(Biochemistry) biochem a complex red organic pigment containing ferrous iron, present in haemoglobin
[C20: shortened from haematin]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.haem - a complex red organic pigment containing iron and other atoms to which oxygen binds
pigment - dry coloring material (especially a powder to be mixed with a liquid to produce paint, etc.)
haemoglobin, Hb, hemoglobin - a hemoprotein composed of globin and heme that gives red blood cells their characteristic color; function primarily to transport oxygen from the lungs to the body tissues; "fish have simpler hemoglobin than mammals"
myoglobin - a hemoprotein that receives oxygen from hemoglobin and stores it in the tissues until needed
cytochrome - (biochemistry) a class of hemoprotein whose principal biological function is electron transfer (especially in cellular respiration)
References in periodicals archive ?
In this case, inhibition of TDO was due to the inhibition of conjugation of the apoenzyme with haem prosthetic group or due to the defective synthesis of the apoenzyme.
Specifically, endogenous steroids could induce the synthesis of cytochrome P450 and thus affect the synthesis of haem, which in turn could decrease the haem level and thus induce the disease.
protein from haem and non-haem animals and that from plant origin) is associated with platelets count, haemoglobin, haematocrit, ferritin, blood lipids, renal function markers as well as various inflammation markers directly related to cardiometabolic risk, like cystatin C (12), C-reactive protein (13), white blood cell count (14), uric acid (15), haptoglobin (16) among apparently-healthy adults.
The docking simulation result shows the participation of about 50% active site residues of falcipain-III in the formation of 4-5 hydrogen bonds with leupeptin analogues to stabilize the complex and provide force to inhibit the enzymatic action of falcipain-III for stopping the process of haem degradation and finally killing of malaria parasite.
Inhibition of non haem iron absorption in man by polyphenolic-containing beverages.
Previously, researchers had estimated that red meat contributes to around 17,000 cases of bowel cancer per year, based on two different dietary factors thought to play a part in promoting bowel cancer because a substance called haem, can damage the lining of the colon, while burning meat produces cancer-causing compounds.
1) The formation of a covalent complex with haem as well as (2) direct inhibition of the haem polymerization pathway, would initiate accumulation of haem.
DDS is an oxidising agent which overrides the body's innate protective mechanisms and causes an abnormal proportion of iron in the haem moiety of haemoglobin to be oxidised to the ferric state ([Fe.
The iron in red meat is haem iron which does a better job than the iron found in vegetable sources.
One compound in particular, haem, which gives red meat its colour, has been shown to damage the lining of the colon in some studies.
Fifty-two contributed chapters begin with coverage of stem cells and haemopoiesis, erthropoiesis, iron metabolism and disorders of haem synthesis, iron overload, and megaloblastic anaemia; the collection concludes with primary immune thrombocytopenia, haemtological aspects of system disease, and of tropical diseases, and neonatal haematology.