Annals of the New York Academy of SciencesVolume 585, Issue 1 p. 285-294 The Relationship between Vitamin B6 Metabolism, Asthma, and Theophylline Therapy JOHAN B. UBBINK, Corresponding Author JOHAN B. UBBINK Department of Chemical Pathology University of Pretoria Pretoria 0001, South AfricaaAddress for correspondence: Dr. J. B. Ubbink, Department of Chemical Pathology, University of Pretoria, P.O. Box 2034, Pretoria 0001, South Africa.Search for more papers by this authorW. J. HAYWARD VERMAAK, W. J. HAYWARD VERMAAK Department of Chemical Pathology University of Pretoria Pretoria 0001, South AfricaSearch for more papers by this authorRHENA DELPORT, RHENA DELPORT Department of Chemical Pathology University of Pretoria Pretoria 0001, South AfricaSearch for more papers by this authorWILLEM J. SERFONTEIN, WILLEM J. SERFONTEIN Department of Chemical Pathology University of Pretoria Pretoria 0001, South AfricaSearch for more papers by this authorPETER BARTEL, PETER BARTEL Section of Neurology University of Pretoria Pretoria 0001, South AfricaSearch for more papers by this author JOHAN B. UBBINK, Corresponding Author JOHAN B. UBBINK Department of Chemical Pathology University of Pretoria Pretoria 0001, South AfricaaAddress for correspondence: Dr. J. B. Ubbink, Department of Chemical Pathology, University of Pretoria, P.O. Box 2034, Pretoria 0001, South Africa.Search for more papers by this authorW. J. HAYWARD VERMAAK, W. J. HAYWARD VERMAAK Department of Chemical Pathology University of Pretoria Pretoria 0001, South AfricaSearch for more papers by this authorRHENA DELPORT, RHENA DELPORT Department of Chemical Pathology University of Pretoria Pretoria 0001, South AfricaSearch for more papers by this authorWILLEM J. SERFONTEIN, WILLEM J. SERFONTEIN Department of Chemical Pathology University of Pretoria Pretoria 0001, South AfricaSearch for more papers by this authorPETER BARTEL, PETER BARTEL Section of Neurology University of Pretoria Pretoria 0001, South AfricaSearch for more papers by this author First published: May 1990 https://doi.org/10.1111/j.1749-6632.1990.tb28061.xCitations: 13AboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onFacebookTwitterLinked InRedditWechat Citing Literature Volume585, Issue1Vitamin B6May 1990Pages 285-294 RelatedInformation