Guest Editorials:

Charles F. Fasce, Jr., Robert Rej, William H. Copeland, and Raymond E. Vanderlinde

A Discussion of Enzyme Reference Materials: Applications and Specifications
Clin Chem 1973 19: 5-9. [Abstract] [PDF]  

Review:

Morton K. Schwartz

Enzymes in Cancer
Clin Chem 1973 19: 10-22. [Abstract] [PDF]  

Article:

Malcolm Johnson, Israel Rabinowitz, Anthony L. Willis, and Paul L. Wolf

Detection of Prostaglandin Induction of Erythrocyte Sickling
Clin Chem 1973 19: 23-26. [Abstract] [PDF]  

G. Phillip Hicks, R. A. Ziesemer, and Norbert W. Tietz

The Use of Laboratory Computers in Monitoring Kinetic Enzyme Assays
Clin Chem 1973 19: 27-30. [Abstract] [PDF]  

J. W. ten Cate, N. J. van Haeringen, J. Gerritsen, and E. Glasius

Biological Activity of a Semisynthetic Flavonoid, O-(-Hydroxyethyl)rutoside: Light-Scattering and Metabolic Studies of Human Red Cells and Platelets
Clin Chem 1973 19: 31-35. [Abstract] [PDF]  

R. Gugler and H. J. Dengler

Sensitive Fluorometric Method for Determination of Quercetin in Plasma or Urine
Clin Chem 1973 19: 36-37. [Abstract] [PDF]  

Harry Goldenberg

Specific Photometric Determination of 5-Hydroxyindoleacetic Acid in Urine
Clin Chem 1973 19: 38-44. [Abstract] [PDF]  

William R. Holub, Catherine F. Tortorella, and Madelaine R. Ruhl

Simplified, Rapid Measurement of [¹³¹I] Triiodothyronine Uptake, with Use of Competitive Charcoal Adsorption
Clin Chem 1973 19: 45-48. [Abstract] [PDF]  

James O. Westgard and Marian R. Hunt

Use and Interpretation of Common Statistical Tests in Method-Comparison Studies
Clin Chem 1973 19: 49-57. [Abstract] [PDF]  

O. A. Mamer and S. S. Tjoa

Trimethylsilylation of Malonate Ester Enols
Clin Chem 1973 19: 58-61. [Abstract] [PDF]  

Ronald H. Laessig, Thomas H. Schwartz, and Toni A. Paskey

Cooperative Survey of "SMA" Analyzers in Wisconsin—A Method of Improving Interlaboratory Performance
Clin Chem 1973 19: 62-66. [Abstract] [PDF]  

Bernard Klein and Lois B. Lucas

Application of Fe(II)-5-Pyridyl Benzodiazepin-2-ones to the Manual or Automated Determination of Serum Uric Acid
Clin Chem 1973 19: 67-75. [Abstract] [PDF]  

Bernard Searle, Wing Chan, and Bernard Davidow

Determination of Lead in Blood and Urine by Anodic Stripping Voltammetry
Clin Chem 1973 19: 76-80. [Abstract] [PDF]  

Eugene K. Harris

Estimating Correlations from Single-Sample Distributions of Measurements
Clin Chem 1973 19: 81-85. [Abstract] [PDF]  

D. Seidel, H. Gretz, and Claudia Ruppert

Significance of the LP-X Test in Differential Diagnosis of Jaundice
Clin Chem 1973 19: 86-91. [Abstract] [PDF]  

Robert Rej, Charles F. Fasce, Jr., and Raymond E. Vanderlinde

Increased Aspartate Aminotransferase Activity of Serum after in Vitro Supplementation with Pyridoxal Phosphate
Clin Chem 1973 19: 92-98. [Abstract] [PDF]  

Opinion:

Carl Bertil Laurell

Electrophoresis, Specific Protein Assays, or Both in Measurement of Plasma Proteins?
Clin Chem 1973 19: 99-102. [Abstract] [PDF]  

Scientific Notes:

Gary J. Proksch, Dean P. Bonderman, and John A. Griep

AutoAnalyzer Assay for Serum Alkaline Phosphatase Activity, with Sodium Thymolphthalein Monophosphate as Substrate
Clin Chem 1973 19: 103-105. [Abstract] [PDF]  

Herbert K. Naito and Lena A. Lewis

Rapid Lipid-Staining Procedure for Paper Electrophoretograms
Clin Chem 1973 19: 106-108. [Abstract] [PDF]  

Mohammed Tajuddin and Stanley G. Elfbaum

Evaluation of "Dexsil 300 GC" as Stationary Phase in Gas Chromatography of Triiodothyronine and Thyroxine in Human Serum
Clin Chem 1973 19: 109-112. [Abstract] [PDF]  

Stuart C. Hartz

A Statistical Model for Assessing the Need for Medical Care in a Health Screening Program
Clin Chem 1973 19: 113-116. [Abstract] [PDF]  

Nabeeh Mourad, Ronald Zager, and Peter Neveu

Semiautomated Enzymatic Method for Determining Serum Triglycerides by Use of the Beckman "DSA 560"
Clin Chem 1973 19: 116-118. [Abstract] [PDF]  

Anita V. Luisada-Opper

Colorimetric Determination of 2,3-Diphosphoglycerate in Whole Blood
Clin Chem 1973 19: 118-120. [Abstract] [PDF]  

Hsien-wen Feng, Chung-miu Pi, Rong-bor Wang, and Li-chuen Chen

Use of Ferric Ammonium Sulfate in Serum Cholesterol Determination
Clin Chem 1973 19: 121-122. [Abstract] [PDF]  

Arthur R. Henderson, John King, and Clement W. Imrie

Anomalous Response of Macroamylase to Assay Temperature
Clin Chem 1973 19: 123-124. [Abstract] [PDF]  

Mohammed Tajuddin and Henry A. Gardyna

Radioassay of Serum Folate, with Use of a Serum Blank and Nondialyzed Milk as Folate Binder
Clin Chem 1973 19: 125-126. [Abstract] [PDF]  

Holly J. Coburn and James J. Carroll

Improved Manual and Automated Colorimetric Determination of Serum Glucose, with Use of Hexokinase and Glucose-6-Phosphate Dehydrogenase
Clin Chem 1973 19: 127-130. [Abstract] [PDF]  

Max M. Friedman

Monroe E. Freeman-An Appreciation
Clin Chem 1973 19: 131. [PDF]  

The Clinical Chemist:

J. S. King, Jr.

The Clinical Chemist
Clin Chem 1973 19: 132-139. [PDF]  

Letters to the Editor:

Andrew G. Ury and Joel R. Chassy

Increased Activity of Serum Aspartate Aminotransferase in the Presence of Added Pyridoxal-5'-Phosphate
Clin Chem 1973 19: 140. [PDF]  

Axel Brock

Use of Gelatin-Coated Charcoal in Digoxin Immunoassay
Clin Chem 1973 19: 140-141. [PDF]  

J. C. Meakin

Trace-metal Contaminants in Filter Paper
Clin Chem 1973 19: 141. [PDF]  

Book, Software, and Web Site Reviews:

George Bryson

Role of Vitamin B₆ in Neurobiology. M. S. Ebadi and E. Costa, Eds. Raven Press, Hewlett, Long Island, N. Y. 11557, 1972, x + 238 pp. $15.95
Clin Chem 1973 19: 142-143. [PDF]  

Samuel Meites

Methods and Techniques in Clinical Chemistry. P. L. Wolf, et al. Wiley-Interscience, 605 Third Ave., New York, N. Y. 10016, 1972, xiii + 417 pp. $11.50
Clin Chem 1973 19: 143. [PDF]  

N. Radin

Textbook for Laboratory Assistants. I. A. Oppenheim. The C. V. Mosby Co., St. Louis, Mo., 1972, xiv + 149 pp. $4.90
Clin Chem 1973 19: 143-144. [PDF]  

Books Received
Clin Chem 1973 19: 144. [PDF]  

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