You are seeing this message because your Web browser does not support basic Web standards. Find out more about why this message is appearing and what you can do to make your experience on this site better.


ABOUT ARCHIVES
Advanced Search

Welcome   | My Account | E-mail Alerts | Access Rights | Sign In


  Vol. 43 No. 2, February 1950 TABLE OF CONTENTS
  Archives
  •  Online Features
  ARTICLES
 This Article
 •References
 •Full text PDF
 • Reply to article
 •Send to a friend
 • Save in My Folder
 •Save to citation manager
 •Permissions
 Citing Articles
 •Citation map
 •Citing articles on HighWire
 •Contact me when this article is cited
 Related Content
 •Similar articles in this journal

TRYPTOPHAN DETERMINATION IN CATARACTS DUE TO DEFICIENCY OR DELAYED SUPPLEMENTATION OF TRYPTOPHAN

A. J. SCHAEFFER, M.D.; J. D. MURRAY

Arch Ophthal. 1950;43(2):202-216.

Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

IN SEVERAL recent papers it has clearly been shown that in dietary deficiencies not connected with ingestion of toxic substances, such as dinitrophenol, naphthalene, thallium and ergot, or with consumption of galactose, lactose or xylose, or with vitamin deficiencies, corneal vascularization, and often cataract formation as well, can be induced in experimental animals by inadequate diets in which the missing component is protein or one of its building stones, an essential amino acid. With protein deprivation (Hall and associates1) and with deficiencies of lysine and tryptophane (Totter and Day,2) of methionine (Berg and associates3), of phenylalanine, leucine and histidine (Maun, Cahill and Davis4) and of phenylalanine, isoleucine, threonine, valine and arginine (Sydenstricker, Hall, Bowles and co-workers5), corneal vascularization was commonly observed. Cataract formation was less common.

One of the earliest reports of cataract formation associated with dietary inadequacies in which protein or its components were . . . [Full Text PDF of this Article]


Author Affiliations

LOS ANGELES







HOME | CURRENT ISSUE | PAST ISSUES | TOPIC COLLECTIONS | CME | SUBMIT | SUBSCRIBE | HELP
CONDITIONS OF USE | PRIVACY POLICY | CONTACT US | SITE MAP
 
© 1950 American Medical Association. All Rights Reserved.