REVIEWS:

NW Tietz and DF Shuey

Lipase in serum--the elusive enzyme: an overview
Clin Chem 1993 39: 746-756. [Abstract] [PDF]  

EDITORIALS:

PW Mueller

Detecting the renal effects of cadmium toxicity
Clin Chem 1993 39: 743-745. [PDF]  

LETTERS TO THE EDITOR:

WA Sadler, TM van der Splinter, LM Murray, and JG Turner

Calibration of automated thyrotropin assays
Clin Chem 1993 39: 904-905. [PDF]  

SD Vasikaran

Within-subject variation of thyroxine and triiodothyronine concentrations in serum
Clin Chem 1993 39: 905. [PDF]  

PC Leppert and SY Yu

Effect of parturition on serum alpha 1-antiprotease (alpha 1- antitrypsin)
Clin Chem 1993 39: 905-906. [PDF]  

JI Sancho, C Quinteiro, A Alban, and JM Paz

Interferences of bilirubin, ascorbic acid, dipyrone, and D- penicillamine in two assays of 5'-nucleotidase
Clin Chem 1993 39: 906-907. [PDF]  

M Panteghini and F Pagani

Biological variation of lactate and pyruvate in blood
Clin Chem 1993 39: 908. [PDF]  

D Hodgson, S Meguid, P Giannopoulos, L Boscato, and L Lazarus

Incomplete separation of erythrocytes from serum causes significant error in the IMx free triiodothyronine assay
Clin Chem 1993 39: 908-909. [PDF]  

GC Zucchelli, A Pilo, MR Chiesa, R Cohen, and CA Bizollon

Growing use of nonisotopic CA 19-9 immunoassays increases between- laboratory variability
Clin Chem 1993 39: 909-911. [PDF]  

SP Harrison

Interference in coupled-enzyme assay of urea nitrogen by excess endogenous enzyme
Clin Chem 1993 39: 911. [PDF]  

I Durak, O Akyol, O Canbolat, S Buyukberber, and O Sencan

Mn- and Cu,Zn-superoxide dismutase activities during acute myocardial infarction
Clin Chem 1993 39: 911-912. [PDF]  

W Mastropaolo and MA Wilson

Effect of light on serum B12 and folate stability
Clin Chem 1993 39: 913. [PDF]  

D Stockl

Desirable performance criteria for quantitative measurements in medical laboratories based on biological analyte variation--hindrances to reaching some and reasons to surpass some
Clin Chem 1993 39: 913-914. [PDF]  

E Zardini, D Franciotta, and GV Melzi d'Eril

Detection of dystrophin with a modified western blot technique in muscle tissue extracts
Clin Chem 1993 39: 915. [PDF]  

G Csako, CC Benson, and RJ Elin

False-positive ketone reactions in CAP surveys
Clin Chem 1993 39: 915-917. [PDF]  

G Rostoker, H Terzidis-Trabelsi, P Vivier, V Girard, and JL Beaumont

IgA anti-lipoprotein antibodies in autoimmune dyslipidemia are restricted to IgA1 subclass
Clin Chem 1993 39: 917-918. [PDF]  

G Gallou, B Legras, A Ruelland, B Grosbois, and L Cloarec

Problems of C-reactive protein determination in patients with monoclonal immunoglobulins
Clin Chem 1993 39: 918. [PDF]  

R Henry, T Badrick, and B Campbell

Autoantibody specific for lactate dehydrogenase isoenzyme 4
Clin Chem 1993 39: 918-919. [PDF]  

F Tardy, C Bulle, L Prin, JF Cordier, and P Deviller

High concentrations of eosinophil-derived neurotoxin in patients' urine mimic lysozyme far-cathodic bands in agarose gel electrophoresis
Clin Chem 1993 39: 919-920. [PDF]  

H Yamanishi, S Iyama, Y Yamaguchi, and N Amino

Stability of acetoacetate after venesection
Clin Chem 1993 39: 920. [PDF]  

G Tetrault

Methemoglobin determinations in cerebrospinal fluid have low clinical utility
Clin Chem 1993 39: 920-921. [PDF]  

Articles:

L. H. Bernstein, R. A. Rudolph, M. M. Pinto, N. Viner, and H. Zuckerman

Medically significant concentrations of prostate-specific antigen in serum assessed
Clin Chem 1993 39: 896. [Abstract] [PDF]  

the Clinical Chemist
Clin Chem 1993 39: 924-926. [PDF]  

Articles:

K Jung, M Pergande, HJ Graubaum, LM Fels, U Endl, and H Stolte

Urinary proteins and enzymes as early indicators of renal dysfunction in chronic exposure to cadmium
Clin Chem 1993 39: 757-765. [Abstract] [PDF]  

K Emancipator and MH Kroll

A quantitative measure of nonlinearity [published erratum appears in Clin Chem 1993 Aug;39(8):1589]
Clin Chem 1993 39: 766-772. [Abstract] [PDF]  

SM Marcovina, JJ Albers, LO Henderson, and WH Hannon

International Federation of Clinical Chemistry standardization project for measurements of apolipoproteins A-I and B. III. Comparability of apolipoprotein A-I values by use of international reference material
Clin Chem 1993 39: 773-781. [Abstract] [PDF]  

M Puttmann, J Aufenanger, E von Ochsenstein, S Durholt, K van Ackern, J Harenberg, and GE Hoffmann

Increased phospholipase A activities in sera of intensive-care patients show sn-2 specificity but no acyl-chain selectivity
Clin Chem 1993 39: 782-788. [Abstract] [PDF]  

P Faure, P Corticelli, MJ Richard, J Arnaud, C Coudray, S Halimi, A Favier, and AM Roussel

Lipid peroxidation and trace element status in diabetic ketotic patients: influence of insulin therapy
Clin Chem 1993 39: 789-793. [Abstract] [PDF]  

M Ikemoto, A Ishida, S Tsunekawa, K Ozawa, Y Kasai, M Totani, and K Ueda

Enzyme immunoassay of liver-type arginase and its potential clinical application
Clin Chem 1993 39: 794-799. [Abstract] [PDF]  

A Slikkerveer, RB Helmich, and FA de Wolff

Analysis for bismuth in tissue by electrothermal atomic absorption spectrometry
Clin Chem 1993 39: 800-803. [Abstract] [PDF]  

CT Wittwer, BC Marshall, GH Reed, and JL Cherry

Rapid cycle allele-specific amplification: studies with the cystic fibrosis delta F508 locus
Clin Chem 1993 39: 804-809. [Abstract] [PDF]  

W Stahl, AR Sundquist, M Hanusch, W Schwarz, and H Sies

Separation of beta-carotene and lycopene geometrical isomers in biological samples
Clin Chem 1993 39: 810-814. [Abstract] [PDF]  

A Muruganandam, GJ Romsa, RJ Thibert, RM Cheung, TF Draisey, and B Mutus

Glycated calmodulin from platelets as an index of glycemic control
Clin Chem 1993 39: 815-819. [Abstract] [PDF]  

CN Ou and CL Rognerud

Rapid analysis of hemoglobin variants by cation-exchange HPLC
Clin Chem 1993 39: 820-824. [Abstract] [PDF]  

M Puttmann, H Krug, E von Ochsenstein, and R Kattermann

Fast HPLC determination of serum free fatty acids in the picomole range
Clin Chem 1993 39: 825-832. [Abstract] [PDF]  

ES Kilpatrick, M Small, A Rumley, and MH Dominiczak

Increased fetal hemoglobin in insulin-treated diabetes mellitus contributes to the imprecision of glycohemoglobin measurements
Clin Chem 1993 39: 833-835. [Abstract] [PDF]  

J Segura, JA Pascual, R Ventura, JI Ustaran, A Cuevas, and R Gonzalez

International cooperation in analytical chemistry: experience of antidoping control at the XI Pan American Games
Clin Chem 1993 39: 836-845. [Abstract] [PDF]  

H Peuravuori and T Korpela

Pyrophosphatase-based enzyme-linked immunosorbent assay of total IgE in serum
Clin Chem 1993 39: 846-851. [Abstract] [PDF]  

LM Tsanaclis and JF Wilson

Intra- and interlaboratory sources of imprecision in drug measurements by different techniques
Clin Chem 1993 39: 851-855. [Abstract] [PDF]  

R Eugster, B Rusterholz, A Schmid, UE Spichiger, and W Simon

Characterization procedure for ion-selective electrode assays of magnesium activity in aqueous solutions of physiological composition
Clin Chem 1993 39: 855-859. [Abstract] [PDF]  

EJ Rogers, L Misner, IS Ockene, and RJ Nicolosi

Evaluation of seven Cholestech L.D.X analyzers for total cholesterol determinations
Clin Chem 1993 39: 860-864. [Abstract] [PDF]  

N Lepage, KD Roberts, and J Langlais

Interference of lysophosphatidylcholine in hormone radioimmunoassays
Clin Chem 1993 39: 865-869. [Abstract] [PDF]  

HH Heidtmann and K Havemann

Assay of complexed alpha 1-antichymotrypsin in plasma
Clin Chem 1993 39: 869-874. [Abstract] [PDF]  

JJ Mahoney, RJ Wong, and AL Van Kessel

Reduced bovine hemoglobin solution evaluated for use as a blood gas quality-control material
Clin Chem 1993 39: 874-879. [Abstract] [PDF]  

U Piran, D Silbert-Shostek, and EH Barlow

Role of antibody valency in hapten-heterologous immunoassays
Clin Chem 1993 39: 879-883. [Abstract] [PDF]  

DB Milne and PE Johnson

Assessment of copper status: effect of age and gender on reference ranges in healthy adults
Clin Chem 1993 39: 883-887. [Abstract] [PDF]  

D Willems, S Cadranel, and W Jacobs

Measurement of urinary sugars by HPLC in the estimation of intestinal permeability: evaluation in pediatric clinical practice
Clin Chem 1993 39: 888-890. [Abstract] [PDF]  

J Reinsberg, B Schultes, U Wagner, and D Krebs

Monitoring cancer antigen 125 in serum of ovarian cancer patients after administration of 131I-labeled F(ab')2 fragments of OC125 antibody
Clin Chem 1993 39: 891-896. [Abstract] [PDF]  

MJ Bennett and WG Sherwood

3-Hydroxydicarboxylic and 3-ketodicarboxylic aciduria in three patients: evidence for a new defect in fatty acid oxidation at the level of 3-ketoacyl-CoA thiolase
Clin Chem 1993 39: 897-901. [Abstract] [PDF]  

L Berger

Sigma diagnostics: pioneer of kits for clinical chemistry
Clin Chem 1993 39: 902-903. [PDF]  

Letters to the Editor:

Milica Trbojevié-epe

In Reply: Methemogiobin Determinations In Cerebrospinal Fluid Have Low Clinical Utility
Clin Chem 1993 39: 921. [PDF]  

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