The New England Journal of Medicine
e-mail icon  FREE NEJM E-TOC    HOME   |   SUBSCRIBE   |   CURRENT ISSUE   |   PAST ISSUES   |   COLLECTIONS   |    Advanced Search
Sign in | Get NEJM's E-Mail Table of Contents — Free | Subscribe
 
Editorial
PreviousPrevious
Volume 330:709-711 March 10, 1994 Number 10
NextNext

X-Linked, Pyridoxine-Responsive Sideroblastic Anemia

Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

 Sign up for free e-toc
 

This Article
-Full Text
-Purchase this article

Tools and Services
-Add to Personal Archive
-Add to Citation Manager
-Notify a Friend
-E-mail When Cited

More Information
-PubMed Citation
In a normal adult, 2 x 1011 worn-out red cells die every day. In replacing them with an equal number of fresh erythrocytes, the bone marrow synthesizes 4 x 1014 molecules of hemoglobin per second. These hemoglobin molecules consist of two equal partners: heme and globin. To make heme, an atom of iron is inserted from the young erythroblast into the center of an intensely colored ring of protoporphyrin IX; simultaneously, the developing red cell synthesizes two kinds of globin chains, {alpha} and {beta}, which are joined to the heme molecule. The developing red cells coordinate these components of hemoglobin synthesis . . . [Full Text of this Article]

References


This article has been cited by other articles:



HOME  |  SUBSCRIBE  |  SEARCH  |  CURRENT ISSUE  |  PAST ISSUES  |  COLLECTIONS  |  PRIVACY  |  TERMS OF USE  |  HELP  |  beta.nejm.org

Comments and questions? Please contact us.

The New England Journal of Medicine is owned, published, and copyrighted © 2009 Massachusetts Medical Society. All rights reserved.