Definition of Hemin

1. Noun. A reddish-brown chloride of heme; produced from hemoglobin in laboratory tests for the presence of blood.

Exact synonyms: Protohemin
Generic synonyms: Chloride



Definition of Hemin

1. n. A substance, in the form of reddish brown, microscopic, prismatic crystals, formed from dried blood by the action of strong acetic acid and common salt; -- called also Teichmann's crystals. Chemically, it is a hydrochloride of hematin.

Definition of Hemin

1. Noun. a reddish brown substance produced in a laboratory test for the presence of blood by reaction with glacial acetic acid and sodium chloride ¹

¹ Source: wiktionary.com

Definition of Hemin

1. a chloride of heme [n -S]

Medical Definition of Hemin

1. A substance, in the form of reddish brown, microscopic, prismatic crystals, formed from dried blood by the action of strong acetic acid and common salt; called also Teichmann's crystals. Chemically, it is a hydrochloride of haematin. The obtaining of these small crystals, from old blood clots or suspected blood stains, constitutes one of the best evidences of the presence of blood. Origin: Gr. Blood. Source: Websters Dictionary (01 Mar 1998)

Hemin Pictures

Click the following link to bring up a new window with an automated collection of images related to the term: Hemin Images

Lexicographical Neighbors of Hemin

hemimetabolic
hemimetabolism
hemimetabolous
hemimetaboly
hemimetamorphic
hemimetamorphosis
hemimetamorphous
hemimethylated
hemimethylated DNA
hemimicelle
hemimicelles
hemimorphic
hemimorphism
hemimorphisms
hemimorphite
hemin (current term)
hemina
heminae
heminas
hemins
hemiola
hemiolas
hemiolia
hemiolias
hemiolic
hemione
hemiones
hemionus
hemiopalgia
hemiopia

Literary usage of Hemin

Below you will find example usage of this term as found in modern and/or classical literature:

1. Practical physiological chemistry by Philip Bovier Hawk (1918)
"hemin CRYSTALS FROM HUMAN BLOOD. Reproduced from a micro-photograph furnished by Prof. ET Reichert, of the University of Pennsylvania. FIG. 85. ..."

2. Practical physiological chemistry: A Book Designed for Use in Courses in by Philip Bovier Hawk (1916)
"hemin CRYSTALS FROM HUMAN BLOOD. Reproduced from a micro-photograph furnished by Prof. ET Reichert, of the University of Pennsylvania. FIG. 79. ..."

3. International Medical and Surgical Surveyby American Institute of Medicine by American Institute of Medicine (1922)
"The conversion of hemin into hematin is attended by transformation within the ... In a new preparation—dimethyl (bromo) hemin—the bromin could be entirely ..."

4. A Manual of Clinical Diagnosis by Means of Microscopic and Chemical Methods by Charles Edmund Simon (1907)
"hemin.—Hematin readily combines with one molecule of hydrochloric acid to form hemin. This substance crystallizes in light- brown or dark-brown rhombic ..."

5. Clinical Laboratory Methods: A Manual of Technique and Morphology Designed by Roger Sylvester Morris (1913)
"With a minute particle of dried feces, the hemin crystal test may be performed (see p. 82). "With very small amounts of blood the test may fail. ..."

6. A Laboratory Manual of Physiological Chemistry by Elbert William Rockwood (1919)
"Hematin and hemin. Hematin is the iron compound which is combined with a simple protein to form oxyhemoglobin. It is set free whenever oxyhemoglobin is ..."

7. Physiological chemistry: A Text-book and Manual for Students by Albert Prescott Mathews (1916)
"hemin is hematin chloride and has the formula, when obtained by the action of ... This hemin probably contains a molecule of hydrochloric acid and one ..."

Other Resources Relating to: Hemin

Search for Hemin on Dictionary.com!Search for Hemin on Thesaurus.com!Search for Hemin on Google!Search for Hemin on Wikipedia!

Search