Guest Editorials:

Hans Ulrich Bergmeyer

Standardization of Enzyme Assays
Clin Chem 1972 18: 1305-1311. [PDF]  

Article:

Eugene D. Olsen and Peter I. Jatlow

An Improved Delves Cup Atomic Absorption Procedure for Determination of Lead in Blood and Urine
Clin Chem 1972 18: 1312-1317. [Abstract] [PDF]  

James B. Powell, Clarence E. Emery, and Gaylon A. Peyton

Automated Procedure for Assay of 2,3-Diphosphoglycerate in Red Cells by Measuring Enzymatically Released Inorganic Phosphorus
Clin Chem 1972 18: 1318-1322. [Abstract] [PDF]  

James R. Shipe and John Savory

Kinetic Nephelometric Procedure for Measurement of Amylase Activity in Serum
Clin Chem 1972 18: 1323-1325. [Abstract] [PDF]  

Norman P. Kubasik, H. E. Sine, and Michael T. Volosin

Rapid Analysis for Total Mercury in Urine and Plasma by Flameless Atomic Absorption Analysis
Clin Chem 1972 18: 1326-1328. [Abstract] [PDF]  

Joseph Monforte, Raymond J. Bath, and Irving Sunshine

Fluorometric Determination of Primary and Secondary Amines in Blood and Urine after Thin-Layer Chromatography
Clin Chem 1972 18: 1329-1333. [Abstract] [PDF]  

James O. Westgard, Brenda L. Lahmeyer, and Marvin L. Birnbaum

Use of the Du Pont "Automatic Clinical Analyzer" in Direct Determination of Lactic Acid in Plasma Stabilized with Sodium Fluoride
Clin Chem 1972 18: 1334-1338. [Abstract] [PDF]  

M. James Barrett and Patricia S. Cohen

Radioimmunoassay of Serum Renin Activity and Digoxin Concentrations, with Use of Polyethylene Glycol to Separate Free and Antibody-Bound Ligand
Clin Chem 1972 18: 1339-1342. [Abstract] [PDF]  

Rodney G. Cooper, Mavis S. Greaves, and Goronwy Owen

Gas-Liquid Chromatographic Isolation, Identification, and Quantitation of Some Barbiturates, Glutethimide, and Diphenylhydantoin in Whole Blood
Clin Chem 1972 18: 1343-1349. [Abstract] [PDF]  

W. E. Neeley, G. E. Goldman, and C. A. Cupas

Use of 3-Methyl-2-Benzothiazolone Hydrazone in an Automated Colorimetric Method for Determination of Triglycerides in Plasma or Serum
Clin Chem 1972 18: 1350-1354. [Abstract] [PDF]  

F. W. Spierto, Ivey Lois Hubert, and Robert F. Witter

Interlaboratory and Intralaboratory Comparison of T₃-Uptake Methodology
Clin Chem 1972 18: 1355-1359. [Abstract] [PDF]  

Frederick R. Davey, Constance E. Carrington, and Douglas A. Nelson

Comparison of Rapid Clottable Fibrinogen Assays
Clin Chem 1972 18: 1360-1363. [Abstract] [PDF]  

Harold Markowitz and A. R. Tschida

Automated Quantitative Immunochemical Analysis of Human Immunoglobulins
Clin Chem 1972 18: 1364-1367. [Abstract] [PDF]  

A. T. Rundle, B. Clothier, and Barbara Sudell

Haptoglobin Phenotype Frequencies in Mentally Retarded Persons
Clin Chem 1972 18: 1368-1372. [Abstract] [PDF]  

Charles R. Ratliff, Paul F. Gilliland, and Frank F. Hall

Serum Propylthiouracil: Determination by a Direct Colorimetric Procedure
Clin Chem 1972 18: 1373-1375. [Abstract] [PDF]  

D. D. Chilcote

Column-Chromatographic Analysis of Naturally Fluorescing Compounds: II. Rapid Analysis of Indoleacetic Acid and 5-Hydroxyindoleacetic Acid in Biological Samples
Clin Chem 1972 18: 1376-1378. [Abstract] [PDF]  

Brian J. Stevens

Biological Applications of the Carbon Rod Atomizer in Atomic Absorption Spectroscopy. 2. Determination of Copper in Small Samples of Tissue
Clin Chem 1972 18: 1379-1384. [Abstract] [PDF]  

Herbert D. Gullick

Differentiation of Trypsin-Like Enzymes in Human Plasma
Clin Chem 1972 18: 1385-1394. [Abstract] [PDF]  

M. J. St. Cyr, J. M. Sancho, and J. C. Melby

Quantitation of Plasma Aldosterone by Radioimmunoassay
Clin Chem 1972 18: 1395-1402. [Abstract] [PDF]  

Francesco Belfiore, Elena Napoli, and Luigi Lo Vecchio

Increased Activity of Some Enzymes in Serum in Cases of Severely Decompensated Diabetes, with and without Ketoacidosis
Clin Chem 1972 18: 1403-1406. [Abstract] [PDF]  

L. B. Roberts

Partial Correlation of Some Blood Constituents
Clin Chem 1972 18: 1407-1410. [Abstract] [PDF]  

James F. Bandrowski and Carl L. Benson

Investigation of the Use of Calcein in the Ultramicro Fluorometric Determination of Calcium in Serum
Clin Chem 1972 18: 1411-1414. [Abstract] [PDF]  

Scientific Notes:

Norman P. Kubasik and Michael T. Volosin

Concentrations of Lead in Capillary Blood of Newborns
Clin Chem 1972 18: 1415-1416. [Abstract] [PDF]  

Hugh Y. Yee

Automated Hexokinase Procedure for Assaying Glucose in Urine, Serum, or Plasma
Clin Chem 1972 18: 1416-1419. [Abstract] [PDF]  

Jack A. Lustgarten and Robert E. Wenk

Simple, Rapid, Kinetic Method for Serum Creatinine Measurement
Clin Chem 1972 18: 1419-1422. [Abstract] [PDF]  

Jerald W. Cantrell, Jane M. Hochholzer, and Christopher S. Frings

Effect of Hemolysis on the Apparent Concentration of Insulin in Plasma
Clin Chem 1972 18: 1423-1425. [Abstract] [PDF]  

Arthur F. Rosenthal and Marta G. Vargas

Spot Applicator for Quantitative Thin-Layer and Paper Chromatography, Suitable for Clinical Analysis
Clin Chem 1972 18: 1425-1427. [Abstract] [PDF]  

M. G. Betro

Significance of Increased Alkaline Phosphatase and Lactate Dehydrogenase Activities Coincident with Normal Serum Bilirubin
Clin Chem 1972 18: 1427-1429. [Abstract] [PDF]  

J. Fischl and F. Schwartz

Modified "Calcium Base Reagent" for Simultaneous Determination of Serum Calcium and Inorganic Phosphate with the "AutoAnalyzer"
Clin Chem 1972 18: 1430-1431. [Abstract] [PDF]  

The Clinical Chemist:

J. S. King, Jr.

The Clinical Chemist
Clin Chem 1972 18: 1433-1437. [PDF]  

Book, Software, and Web Site Reviews:

N. Radin

Clinical Biochemistry for Medical Technologists. S. H. Kamath. Little, Brown and Co., Boston, Mass. 1972, vii + 259 pp. $9.50
Clin Chem 1972 18: 1438. [PDF]  

Robert F. Labbé

Methods of Biochemical Analysis, 20. David Glick, Ed. Interscience Publ., Somerset, N. J. 08873, 1971, viii + 393 pp. $17.50
Clin Chem 1972 18: 1438. [PDF]  

Ian H. Carlson

Effects of Drugs on Cellular Control Mechanisms. A symposium edited by B. R. Rabin and R. B. Freedman. University Park Press, Chamber of Commerce Building, Baltimore, Md. 21202, 1972, xi + 320 pp. $19.50
Clin Chem 1972 18: 1438-1439. [PDF]  

Lena A. Lewis

Introduction to Hematology. William M. Dougherty. C. V. Mosby Co., St. Louis, Mo. 63141, 1971, xl + 253 pp. 255 illustrations. $10.50
Clin Chem 1972 18: 1439. [PDF]  

Books Received
Clin Chem 1972 18: 1439. [PDF]  

Letters to the Editor:

Christopher S. Frings and Cecelia A. Queen

Preparation and Use of a Urine Control for Certain Drugs of Abuse
Clin Chem 1972 18: 1440. [PDF]  

L. Gremillion, L. Bell, and A. Lopez-S.

Speeded Simultaneous Turbidimetry of Cholesterol in - and Pre--Lipoproteins
Clin Chem 1972 18: 1440-1441. [PDF]  

William F. Vincent, William H. Harris, and Bernard Rosenberg

Sickle Cell Anemia: A Suggested Screening Procedure
Clin Chem 1972 18: 1441. [PDF]  

D. W. Bradley, J. E. Maynard, G. Emery, and H. Webster

Transaminase Activities in Serum of Long-Term Hemodialysis Patients
Clin Chem 1972 18: 1442. [PDF]  

Cecelia A. Queen

Stability of Certain Drugs of Abuse in Urine Specimens
Clin Chem 1972 18: 1442. [PDF]  

J. Peeters

Oxytocinase Activity Determination: A Modification
Clin Chem 1972 18: 1442-1443. [PDF]  

John King

Effect of Hydrogen Ion Concentration on Lactate Dehydrogenase (LD) Assays
Clin Chem 1972 18: 1443. [PDF]  

G. Wien and R. Kumar

Prevention of Hemolysis— Induced Interference with Digoxin Assays
Clin Chem 1972 18: 1443. [PDF]  

Ole Siggaard-Andersen

Names and Symbols for Quantities
Clin Chem 1972 18: 1443-1444. [PDF]  

Orville R. Sapp

Improved BUN Measurement Method
Clin Chem 1972 18: 1444. [PDF]  

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