0
ARTICLE |

OBSERVATIONS ON INDUCED THIAMINE (VITAMIN B1) DEFICIENCY IN MAN

RAY D. WILLIAMS, M.D.; HAROLD L. MASON, Ph.D.; RUSSELL M. WILDER, M.D., Ph.D.; BENJAMIN F. SMITH, M.D.
Arch Intern Med (Chic). 1940;66(4):785-799. doi:10.1001/archinte.1940.00190160002001.
Text Size: A A A
Published online

Reports of controlled observations on induced thiamine (vitamin B1) deficiency in human beings have been few,1 and in only two of these reports1c,d has the restriction of vitamins been limited to thiamine. One of these studies1d was reported by three of us (Williams, Mason and Smith) in December 1939. In that study, 4 young women for twenty-one weeks received a diet which was more deficient in vitamin B1 than commonly is reported in association with the syndrome of beriberi. This diet was made adequate in vitamin A, ascorbic acid, proteins and minerals and in addition was supplemented with crystalline preparations of riboflavin and nicotinic acid. The delayed development of symptoms and failure of the subjects to show the classic signs of beriberi prompted repetition of the study with other subjects. Also it seemed desirable to provide more adequately for the factors of the vitamin B complex other than thiamine. For

Topics

Sign In to Access Full Content

Don't have Access?

Register and get free email Table of Contents alerts, saved searches, PowerPoint downloads, CME quizzes, and more

Subscribe for full-text access to content from 1998 forward and a host of useful features

Activate your current subscription (AMA members and current subscribers)

Purchase Online Access to this article for 24 hours

First Page Preview

View Large
/>
First page PDF preview

Figures

Tables

References

Correspondence

CME
Meets CME requirements for:
Browse CME for all U.S. States
Accreditation Information
The American Medical Association is accredited by the Accreditation Council for Continuing Medical Education to provide continuing medical education for physicians. The AMA designates this journal-based CME activity for a maximum of 1 AMA PRA Category 1 CreditTM per course. Physicians should claim only the credit commensurate with the extent of their participation in the activity. Physicians who complete the CME course and score at least 80% correct on the quiz are eligible for AMA PRA Category 1 CreditTM.
Note: You must get at least of the answers correct to pass this quiz.
You have not filled in all the answers to complete this quiz
The following questions were not answered:
Sorry, you have unsuccessfully completed this CME quiz with a score of
The following questions were not answered correctly:
Commitment to Change (optional):
Indicate what change(s) you will implement in your practice, if any, based on this CME course.
Your quiz results:
The filled radio buttons indicate your responses. The preferred responses are highlighted
For CME Course: A Proposed Model for Initial Assessment and Management of Acute Heart Failure Syndromes
Indicate what changes(s) you will implement in your practice, if any, based on this CME course.
NOTE:
Citing articles are presented as examples only. In non-demo SCM6 implementation, integration with CrossRef’s "Cited By" API will populate this tab (http://www.crossref.org/citedby.html).
Submit a Comment

Multimedia

Some tools below are only available to our subscribers or users with an online account.

Sign In to Access Full Content

Related Content

Customize your page view by dragging & repositioning the boxes below.

Jobs
brightcove.createExperiences();