LETTERS TO THE EDITOR:

R Eisenberg and R Lantz

Erythrocyte lithium analysis
Clin Chem 1977 23: 900. [PDF]  

A Coutselinis, D Boukis, and P Kentarchou

Haloperidol concentrations in blood in cases of acute intoxication
Clin Chem 1977 23: 900. [PDF]  

R. A. Chalmers, A. M. Lawson, and R. W. E Watts

In Reply: Extraction of Urinary Organic Acids by Combined Barium Salt Precipitation-Anion Exchange
Clin Chem 1977 23: 903-908. [PDF]  

H Yatzidis

An improved biuret reagent
Clin Chem 1977 23: 908. [PDF]  

AB Robinson, L Pauling, and W Aberth

A controversy: diagnosis of infectious hepatitis
Clin Chem 1977 23: 908-910. [PDF]  

Michael Anbar, Robert L. Dyer, and Martin E Scolnick

In Reply: A Controversy
Clin Chem 1977 23: 909-910. [PDF]  

DG Rhoads, CS Daughtry, and F Franks

Intra-lot variation in folate quality-control sera
Clin Chem 1977 23: 910-912. [PDF]  

SR Srinivasan and GS Berenson

Quantitation of high-density lipoprotein cholesterol in serum by a heparin-Mn2+ precipitation method
Clin Chem 1977 23: 912-913. [PDF]  

HA Taylor and SE Parks

Bovine serum albumin as a cause of misdiagnosis in Tay-Sachs disease
Clin Chem 1977 23: 912. [PDF]  

S Meites

Whole blood or plasma glucose--reminder of a creeping fallacy
Clin Chem 1977 23: 913-914. [PDF]  

A Coutselinis and D Boukis

Quinine concentrations in blood and viscera in a case of acute fatal intoxication
Clin Chem 1977 23: 914. [PDF]  

HM Barbour, D Beaumont, JH Glenn, SB Rosalki, and D Tarlow

Effect of pyridoxal 5-phosphate addition of aspartate transaminase assays with the ABA-100
Clin Chem 1977 23: 915. [PDF]  

V Rich

Source of error in PO43-determinations
Clin Chem 1977 23: 915. [PDF]  

A Coutselinis, D Boukis, and A Kalofoutis

Concentrations of some trace elements in vitreous humor after death
Clin Chem 1977 23: 915-916. [PDF]  

AM Lawson, FL Mitchell, and H Breuer

Plans for control of accuracy in hormone analysis
Clin Chem 1977 23: 916-917. [PDF]  

E Cerceo and P Hernandez

Radioimmunoassay for choriogonadotropin in human serum: shortening the equilibration time
Clin Chem 1977 23: 917.  

NW Tietz

Statement submitted (March 29-30) for AACC by Norbert W. Tietz, Ph.D., President, in consideration of Senate bill S. 705 (the Clinical Laboratories Improvement Act of 1977)
Clin Chem 1977 23: 922-925.  

Articles:

G Morrow, B Revsin, J Lebowitz, W Britt, and H Giles

Detection of errors in methylmalonyl-CoA metabolism by using amniotic fluid
Clin Chem 1977 23: 791-795. [Abstract] [PDF]  

SJ Mule, D Jukofsky, M Kogan, A De Pace, and K Verebey

Evaluation of the radioimmunoassay for benzoylecgonine (a cocaine metabolite) in human urine
Clin Chem 1977 23: 796-801. [Abstract] [PDF]  

JC Liao, NE Hoffman, JJ Barboriak, and DA Roth

High-performance liquid chromatography of pyruvic and alpha- ketoglutaric acids and its application to urine samples
Clin Chem 1977 23: 802-805. [Abstract] [PDF]  

RS Mason and S Posen

Some problems associated with assay of 25-hydroxycalciferol in human serum
Clin Chem 1977 23: 806-810. [Abstract] [PDF]  

H Yatzidis

New colorimetric method for quantitative determination of protein in urine
Clin Chem 1977 23: 811-812. [Abstract] [PDF]  

R Wei, GJ Knight, DH Zimmerman, and HE Bond

Solid-phase enzyme immunoassay for hepatitis B surface antigen
Clin Chem 1977 23: 813-815. [Abstract] [PDF]  

DA Nealon and AR Henderson

Stability of commonly used thiols and of human creatine kinase isoenzymes during storage at various temperature in various media
Clin Chem 1977 23: 816-829. [Abstract] [PDF]  

DE Freer and BE Statland

The effects of ethanol (0.75 g/kg body weight) on the activities of selected enzymes in sera of healthy young adults: 1. Intermediate-term effects
Clin Chem 1977 23: 830-834. [Abstract] [PDF]  

WR Nelson and S Natelson

Improved staining characteristics of serum lipids after halogenation and esterification of thin-layer chromatograms
Clin Chem 1977 23: 835-841. [Abstract] [PDF]  

JF Pickup, EK Harris, M Kearns, and SS Brown

Intra-individual variation of some serum constituents and its relevance to population-based reference ranges
Clin Chem 1977 23: 842-850. [Abstract] [PDF]  

NE Rugg, MJ Hasler, RE Bjornsen, and K Painter

A fully automated solid-phase radioimmunoassay for triiodothyronine
Clin Chem 1977 23: 851-854. [Abstract] [PDF]  

G Ellis and K Dixon

Sequential-saturation-type assay for serum 25-hydroxyvitamin D
Clin Chem 1977 23: 855-862. [Abstract] [PDF]  

FA Muskiet, DC Fremouw-Ottevangers, BG Wolthers, and JA Vries

Gas-chromatographic profiling of urinary acidic and alcoholic catecholamine metabolites
Clin Chem 1977 23: 863-867. [Abstract] [PDF]  

TG Rosano, LA Sanders, ES Johnson, MA Kenny, KJ Clayson, and PE Strandjord

Myoglobin concentrations and muscle-enzyme activities in serum after myocardial infarction and cardiac arrhythmia
Clin Chem 1977 23: 868-870. [Abstract] [PDF]  

PP Sher

Computer-assisted quality control in clinical chemistry
Clin Chem 1977 23: 871-872. [Abstract] [PDF]  

CT Viswanathan, HE Booker, and PG Welling

Interference by p-hydroxyphenobarbital in the 125I-radioimmunoassay of serum and urinary phenobarbital
Clin Chem 1977 23: 873-876. [Abstract] [PDF]  

WL Gyure

Comparison of several methods for semiquantitative determination of urinary protein
Clin Chem 1977 23: 876-879. [Abstract] [PDF]  

JD MacQueen, RC Driscoll, and RJ Gargiulo

New substrate for fluorometric determination of gamma- glutamyltransferase activity in serum
Clin Chem 1977 23: 879-881. [Abstract] [PDF]  

MF Lopes-Virella, P Stone, S Ellis, and JA Colwell

Cholesterol determination in high-density lipoproteins separated by three different methods
Clin Chem 1977 23: 882-884. [Abstract] [PDF]  

KL Nickel

Improved extraction of aldosterone from plasma and urine before radioimmunoassay
Clin Chem 1977 23: 885-886. [PDF]  

H. U. Bergmeyer, G. N. Bowers, Jr., M. Hørder, and D. W. Moss

PROVISIONAL RECOMMENDATIONS ON IFCC METHODS FOR THE MEASUREMENT OF CATALYTIC CONCENTRATIONS OF ENZYMES
Clin Chem 1977 23: 887-899. [PDF]  

JA Thompson

Extraction of urinary organic acids by combined barium salt precipitation-anion exchange
Clin Chem 1977 23: 901-908. [PDF]  

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