Guest Editorials:

Poul Astrup

Clinical Chemistry—A Changing Discipline
Clin Chem 1975 21: 1709-1715. [PDF]  

Article:

Alain Bagrel, Gérard Museur, and Gérard Siest

Colorimetric Measurement of Ornithine Carbamoyl Transferase Activity in Plasma, and Results for a Supposedly Healthy Population
Clin Chem 1975 21: 1716-1720. [Abstract] [PDF]  

Laurence J. Marton and Patrick L. Y. Lee

More Sensitive Automated Detection of Polyamines in Physiological Fluids and Tissue Extracts with o-Phthalaldehyde
Clin Chem 1975 21: 1721-1724. [Abstract] [PDF]  

Roy B. Johnson, Jr., Robert M. Nakamura, and Rose Mary Libby

Simplified Scatchard-Plot Assay for Estrogen Receptor in Human Breast Tumor
Clin Chem 1975 21: 1725-1730. [Abstract] [PDF]  

Gregory J. Buffone, John Savory, R. E. Cross, and J. E. Hammond

Evaluation of Kinetic Light Scattering as an Approach to the Measurement of Specific Proteins with the Centrifugal Analyzer. I. Methodology
Clin Chem 1975 21: 1731-1734. [Abstract] [PDF]  

Gregory J. Buffone, John Savory, and J. Hermans

Evaluation of Kinetic Light Scattering as an Approach to the Measurement of Specific Proteins with the Centrifugal Analyzer. II. Theoretical Considerations
Clin Chem 1975 21: 1735-1746. [Abstract] [PDF]  

Luigi Rossi-Bernardi, Massimo Luzzana, Michele Samaja, Mario Davi, Daniela DaRiva-Ricci, Jolanda Minoli, Brian Seaton, and Robert L. Berger

Continuous Determination of the Oxygen Dissociation Curve for Whole Blood
Clin Chem 1975 21: 1747-1753. [Abstract] [PDF]  

John A. Lott and Kathie Turner

Evaluation of Trinder's Glucose Oxidase Method for Measuring Glucose in Serum and Urine
Clin Chem 1975 21: 1754-1760. [Abstract] [PDF]  

Andras G. Foti, Harvey Herschman, J. Fenimore Cooper, and Hedi imFeld

Enhancing Effect of Surfactant and Protein on Hydrolysis of Thymolphthalein Monophosphate by Purified Prostatic Acid Phosphatase
Clin Chem 1975 21: 1761-1765. [Abstract] [PDF]  

Harold E. Booker and Barbara A. Darcey

Enzymatic Immunoassay vs. Gas/Liquid Chromatography for Determination of Phenobarbital and Diphenylhydantoin in Serum
Clin Chem 1975 21: 1766-1768. [Abstract] [PDF]  

H. J. G. Hollemans and R. M. Bertina

Scatchard Plot and Heterogeneity in Binding Affinity of Labeled and Unlabeled Ligand
Clin Chem 1975 21: 1769-1773. [Abstract] [PDF]  

Daniel S. Sitar, Kenneth M. Piafsky, Robert E. Rangno, and Richard I. Ogilvie

Plasma Theophylline Concentrations Measured by High-Pressure Liquid Chromatography
Clin Chem 1975 21: 1774-1776. [Abstract] [PDF]  

Anthony Koller, Lois Aldwin, and Samuel Natelson

Hepatic Synthesis of Canavaninosuccinate from Ureidohomoserine and Aspartate, and Its Conversion to Guanidinosuccinate
Clin Chem 1975 21: 1777-1782. [Abstract] [PDF]  

Saroj K. Chakrabarti, Jules Brodeur, and Robert Tardif

Fluorometric Determination of -Aminolaevulinate Dehydratase Activity in Human Erythrocytes as an Index to Lead Exposure
Clin Chem 1975 21: 1783-1787. [Abstract] [PDF]  

Bernd Rietz and George G. Guilbault

Fluorometric Method for Measuring Serum Lipase Activity
Clin Chem 1975 21: 1788-1790. [Abstract] [PDF]  

Bernd Rietz and George G. Guilbault

Fluorometric Assay of Serum Acid or Alkaline Phosphatase, Either in Solution or on a Semisolid Surface
Clin Chem 1975 21: 1791-1794. [Abstract] [PDF]  

E. BenGershôm

Screening for Albuminuria: A Case for Estimation of Albumin in Urine
Clin Chem 1975 21: 1795-1798. [Abstract] [PDF]  

Scientific Notes:

Shiow-ling W. Kiang, Jui-chang W. Kuan, and George G. Guilbault

Semi-Solid Surface Fluorometric Analysis of Glucose
Clin Chem 1975 21: 1799-1801. [Abstract] [PDF]  

Richard Ravel

Negligible Interference by Spironolactone and Prednisone in Digoxin Radioimmunoassay
Clin Chem 1975 21: 1801-1803. [Abstract] [PDF]  

George J. Alexander

Screening for Drug Abuse: Use of NaCl to Increase Drug Recovery from Papers Coated with Ion-Exchange Resin
Clin Chem 1975 21: 1803-1804. [Abstract] [PDF]  

Carol A. Miller, Marion C. Fetter, and Robert C. Boguslaski

Direct Radioimmunoassay for Unconjugated Estriol in Pregnancy Serum, with Use of a Radioiodinated Derivative of Estriol
Clin Chem 1975 21: 1805-1809. [Abstract] [PDF]  

Edward P. Marbach, Monty McLean, Marilyn Scharn, and Tom Jones

Sodium Iodoacetate as an Antiglycolytic Agent in Blood Samples
Clin Chem 1975 21: 1810-1812. [Abstract] [PDF]  

Bernard W. Steele, Donald F. Koehler, Thomas P. Blaszkowski, and Miguel Azar

An Example of Lyophilized Protein-Based Materials Not Simulating Patient Sera
Clin Chem 1975 21: 1812-1814. [Abstract] [PDF]  

Selected Method:

Henry R. Besch, Jr. and August M. Watanabe

Radioimmunoassay of Digoxin and Digitoxin
Clin Chem 1975 21: 1815-1829. [PDF]  

George N. Bowers, Jr., Robert W. Burnett, and Robert B. McComb

Preparation and Use of Human Serum Control Materials for Monitoring Precision in Clinical Chemistry
Clin Chem 1975 21: 1830-1836. [PDF]  

Case Reports:

Kimberly Velletri, William C. Griffiths, and Israel Diamond

Abnormal Electrophoretic Mobility of a Creatine Kinase MM Isoenzyme
Clin Chem 1975 21: 1837-1838. [Abstract] [PDF]  

Special Reports:

Desider A. Pragay

Pollution Control and Suggested Disposal Guidelines for Clinical Chemistry Laboratories
Clin Chem 1975 21: 1839-1844. [Abstract] [PDF]  

Letters to the Editor:

R. L. Foster and P. A. Entwistle

Are Optimum Conditions Routinely Necessary in Enzyme Assay?
Clin Chem 1975 21: 1845. [PDF]  

Adrienne Clare Byrnes and Sheldon Alter

Important to Separate Creatine Kinase Isoenzyme BB?
Clin Chem 1975 21: 1845. [PDF]  

Philip D. Henry, Robert Roberts, and Burton E. Sobel

The authors of the paper in question responded as follows:
Clin Chem 1975 21: 1845-1846. [PDF]  

Axel Brock

A Direct Thermochemical Approach to the Digitoxin/Albumin Interaction
Clin Chem 1975 21: 1846. [PDF]  

Laszlo R. Treiber

Comparative Merits of Techniques for Barbiturate Detection in Urine
Clin Chem 1975 21: 1846-1848. [PDF]  

Hippocrates Yatzidis

Improved Determination of "True" Creatinine in Serum or Plasma
Clin Chem 1975 21: 1848. [PDF]  

Robert S. Galen and S. Raymond Gambino

Creatine Kinase Isoenzyme MB and Heart Disease
Clin Chem 1975 21: 1848-1850. [PDF]  

Alvar Loria and Eric Dillmann

Difference in Extractability of Porphyrins from Blood of Anemic Persons
Clin Chem 1975 21: 1850-1852. [PDF]  

K. Wayne Hindmarsh, Neil W. Hamon, and Donald F. LeGatt

Use of a Charcoal Cartridge in Isolating Basic Drugs from Urine
Clin Chem 1975 21: 1852-1854. [PDF]  

Robert C. Elser

Comparison of Two Commercially Available Amylase Kits: Amylotube and Amylochrome
Clin Chem 1975 21: 1854-1856. [PDF]  

Book, Software, and Web Site Reviews:

Merle A. Evenson

Gas Chromatographic Applications in Microbiology and Medicine. B. M. Mitruka, Ed. John Wiley & Sons, New York, N. Y. 10016, 1975, xviii + 472 pp. $27.50
Clin Chem 1975 21: 1858. [PDF]  

Merle A. Evenson

Handbook of Experimental Pharmacology, 23. Concepts in Biochemical Pharmacology, part 3. J. R. Gillette and J. R. Mitchell, Eds. Springer-Verlag New York, N. Y. 10010, 1975, xxviii + 480 pp. 87 figures. $106.70
Clin Chem 1975 21: 1858-1860. [PDF]  

Morton K. Schwartz

Biochemistry of Human Cancer. O. Bodansky. Academic Press, New York, N. Y. 10003, 1975, xiv + 657 pp. $39.50
Clin Chem 1975 21: 1860. [PDF]  

Donald S. Young

Clinical Chemistry: Conversion Scales for SI Units with Adult Normal (Reference) Values. A. M. Bold and P. Wilding. Blackwell Scientific Publications, Oxford, England. (Distributed in U. S. by J. B. Lippincott Co., Philadelphia, Pa. 19105.) 1975. 47 pp. $3.25
Clin Chem 1975 21: 1860-1862. [PDF]  

Samuel Meites

Advances in Clinical Chemistry, 17. O. Bodansky and A. L. Latner, Eds. Academic Press, New York, N. Y. 10003, 1975, x + 286 pp. $24.50
Clin Chem 1975 21: 1862. [PDF]  

Books Received
Clin Chem 1975 21: 1862. [PDF]  

The Clinical Chemist:

J. S. King

The Clinical Chemist
Clin Chem 1975 21: 1866-1872. [PDF]  

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