LETTERS TO THE EDITOR:

CH Bao, MT Dopico, SA Geijo, AC Sanchez, and FA Menendez

The bilirubin content of serum does not affect gamma- glutamyltransferase activity
Clin Chem 1982 28: 240-241.  

AA Nanji and D Blank

Increase in serum alkaline phosphatase owing to furosemide
Clin Chem 1982 28: 240.  

SK Ahaley and MD Hegiste

Rapid detection and estimation of hemoglobins by agarose gel electrophoresis
Clin Chem 1982 28: 241.  

RT Cook and S Valliere

Misuse of glucose oxidase test strips
Clin Chem 1982 28: 241-242.  

J Rubies-Prat, S Masdeu, P Chacon, AR Nubiola, and L Masana

Solid-phase radioimmunoassay of conjugated bile acid
Clin Chem 1982 28: 242.  

MH Medeiros, PE Marchiori, and EJ Bechara

Superoxide dismutase, glutathione peroxidase, and catalase activities in the erythrocytes of patients with intermittent acute porphyria
Clin Chem 1982 28: 242-243.  

AT Kacprowicz

Improved gas-liquid chromatographic method for measurement of mexiletine in plasma
Clin Chem 1982 28: 245-246. [PDF]  

TO Oei and MM Sample

Udenfriend and Goldenberg procedures for hydroxyindoleacetic acid give closely similar results
Clin Chem 1982 28: 246-247.  

C Manfredi and L Zinterhofer

Simplified gas chromatography of valproic acid and ethosuximide
Clin Chem 1982 28: 246.  

DL King, JM Bonicamp, and DW Jones

Novel thin-layer chromatographic visualization reagent for phencyclidine
Clin Chem 1982 28: 247. [PDF]  

CJ Voegeli and GJ Vurckart

Improving the sensitivity of gentamicin enzyme immunoassay
Clin Chem 1982 28: 248.  

F Buffoni, C Coppi, and G Santoni

Determination of thioethers in urine
Clin Chem 1982 28: 248-250.  

AC Deacon and WA Bartlett

Interference by acetic acid in urinary 5-hydroxyindoleacetic acid determination
Clin Chem 1982 28: 250-251. [PDF]  

EA Robertson, RA Chesler, and DS Young

Upward drift, rather than compression of sample-line air segments, as an important source of error in routine operation of the Technicon SMAC system
Clin Chem 1982 28: 251.  

DJ Handelsman, KA Morris, PE Donnelly, and JR Turtle

Interference in assay of human thyrotropin by endogenous antibodies to bovine thyrotropin
Clin Chem 1982 28: 251-252.  

H Yatzidis

Improved method for determination of "true" creatinine
Clin Chem 1982 28: 252-253. [PDF]  

MC Revenant and A Beaudonnet

Serum ferritin determination by enzyme immunoassay: importance of sample dilution (the "Hook effect")
Clin Chem 1982 28: 253-254. [PDF]  

EP Diamandis, CE Efstathiou, and TP Hadjiioannou

Stability of the composite solution [Mercury (II)-TPTZ-iron(II)] used for the automated determination of serum chloride
Clin Chem 1982 28: 254. [PDF]  

Articles:

R Schaffer, LT Sniegoski, MJ Welch, VE White, A Cohen, HS Hertz, J Mandel, RC Paule, L Svensson, I Bjorkhem, and R Blomstrand

Comparison of two isotope dilution/mass spectrometric methods for determination of total serum cholesterol
Clin Chem 1982 28: 5-8. [Abstract] [PDF]  

M Simon and J Cuan

Hemoglobin A1C by isoelectric focusing
Clin Chem 1982 28: 9-12. [Abstract] [PDF]  

LA Kaplan, D Cline, P Gartside, S Burstein, M Sperling, and EA Stein

Hemoglobin A1 in hemolysates from healthy and insulin-dependent diabetic children, as determined with a temperature-controlled minicolumn assay
Clin Chem 1982 28: 13-18. [Abstract] [PDF]  

W Stein, J Bohner, R Steinhart, and M Eggstein

Macro creatine kinase: determination and differentiation of two types by their activation energies
Clin Chem 1982 28: 19-24. [Abstract] [PDF]  

C Canfell, SR Binder, and H Khayam-Bashi

Quantitation of urinary normetanephrine and metanephrine by reversed- phase extraction and mass-fragmentographic analysis
Clin Chem 1982 28: 25-28. [Abstract] [PDF]  

M Kimura, T Fujita, and Y Itokawa

Liquid-chromatographic determination of the total thiamin content of blood
Clin Chem 1982 28: 29-31. [Abstract] [PDF]  

RN Gupta, F Eng, and ML Gupta

Liquid-chromatographic determination of ethylene glycol in plasma
Clin Chem 1982 28: 32-33. [Abstract] [PDF]  

H Lyons, JR Adams, Jr, and WP Jordan, Jr

Differential pulse polarography of the catalytic waves in serum from patients with urological cancers
Clin Chem 1982 28: 34-36. [Abstract] [PDF]  

P Leclerc and JC Forest

Electrophoretic determination of isoamylases in serum with commercially available reagents
Clin Chem 1982 28: 37-40. [Abstract] [PDF]  

VS Whitner, LG Morin, SS McKneally, and EJ Sampson

Stability of creatine kinase-3 in lyophilized materials
Clin Chem 1982 28: 41-44. [Abstract] [PDF]  

AC Schoots, FE Mikkers, HA Claessens, R De Smet, N Van Landschoot, and SM Ringoir

Characterization of uremic "middle molecular" fractions by gas chromatography, mass spectrometry, isotachophoresis, and liquid chromatography
Clin Chem 1982 28: 45-49. [Abstract] [PDF]  

MJ Sinosich, B Teisner, J Folkersen, DM Saunders, and JG Grudzinskas

Radioimmunoassay for pregnancy-associated plasma protein A
Clin Chem 1982 28: 50-53. [Abstract] [PDF]  

R Wicks, M Usategui-Gomez, M Miller, and M Warshaw

Immunochemical determination of CK-MB isoenzyme in human serum. II. An enzymic approach
Clin Chem 1982 28: 54-58. [Abstract] [PDF]  

JC Fruchart, I Kora, C Cachera, V Clavey, P Duthilleul, and Y Moschetto

Simultaneous measurement of plasma apolipoproteins A-I and B by electroimmunoassay
Clin Chem 1982 28: 59-62. [Abstract] [PDF]  

WA Sadler and CP Lynskey

Influence of erythrocyte iodothyronine-binding proteins on radioimmunoassay of thyroxin in dried blood spots
Clin Chem 1982 28: 63-68. [Abstract] [PDF]  

PC Kao, NS Jiang, GG Klee, and DC Purnell

Development and validation of a new radioimmunoassay for parathyrin (PTH)
Clin Chem 1982 28: 69-74. [Abstract] [PDF]  

WH Porter and A Auansakul

Gas-chromatographic determination of ethylene glycol in serum
Clin Chem 1982 28: 75-78. [Abstract] [PDF]  

SD Stroop, G Helinek, and HL Greene

More sensitive flameless atomic absorption analysis of vanadium in tissue and serum
Clin Chem 1982 28: 79-82. [Abstract] [PDF]  

J Combie, JW Blake, TE Nugent, and T Tobin

Morphine glucuronide hydrolysis: superiority of beta-glucuronidase from Patella vulgata
Clin Chem 1982 28: 83-86. [Abstract] [PDF]  

RH Gorog, MK Hakim, NW Thompson, GA Rigg, and DS McCann

Radioimmunoassay of serum parathyrin: comparison of five commercial kits
Clin Chem 1982 28: 87-91. [Abstract] [PDF]  

PK Li, JT Lee, CS Li, and G Deshpande

Improved method for determining erythrocyte creatine by the diacetyl- alpha-naphthol reaction: elimination of endogenous glutathione interference
Clin Chem 1982 28: 92-96. [Abstract] [PDF]  

O Walinder, G Ronquist, and PJ Fager

New spectrophotometric method for the determination of hemoglobin A1 compared with a microcolumn technique
Clin Chem 1982 28: 96-99. [Abstract] [PDF]  

GK Szabo and TR Browne

Improved isocratic liquid-chromatographic simultaneous measurement of phenytoin, phenobarbital, primidone, carbamazepine, ethosuximide, and N- desmethylmethsuximide in serum
Clin Chem 1982 28: 100-104. [Abstract] [PDF]  

CA Robinson, H Proelss, and TV Stabler

Laboratory evaluation of the Boehringer Mannheim "Diagnostic M" automated discrete analyzer
Clin Chem 1982 28: 105-109. [Abstract] [PDF]  

I Furukawa, S Kurooka, K Arisue, K Kohda, and C Hayashi

Assays of serum lipase by the "BALB-DTNB method" mechanized for use with discrete and continuous-flow analyzers
Clin Chem 1982 28: 110-113. [Abstract] [PDF]  

PK Jaynes, RD Feld, and GF Johnson

An enzymic, reaction-rate assay for serum creatinine with a centrifugal analyzer
Clin Chem 1982 28: 114-117. [Abstract] [PDF]  

SI Hansen, J Holm, and J Lyngbye

Detergent activation of the binding protein in the folate radioassay
Clin Chem 1982 28: 117-118. [Abstract] [PDF]  

E Piall, GW Aherne, and V Marks

Evaluation of a commercially available radioimmunoassay kit for measurement of doxorubicin in plasma
Clin Chem 1982 28: 119-121. [Abstract] [PDF]  

JR Oliver, P Hakendorf, P Zeegers, and W Ross

A proposed simple method for detection and measurement of antibodies to insulin in serum by use of Staphylococcus aureus containing protein A
Clin Chem 1982 28: 121-123. [Abstract] [PDF]  

JM Izquierdo, P Sotorrio, and A Quiros

Enzyme immunoassay of thyroxin with a centrifugal analyzer
Clin Chem 1982 28: 123-125. [Abstract] [PDF]  

CR Jolliff, KM Cost, PC Stivrins, PP Grossman, CR Nolte, SM Franco, KJ Fijan, LL Fletcher, and HC Shriner

Reference intervals for serum IgG, IgA, IgM, C3, and C4 as determined by rate nephelometry
Clin Chem 1982 28: 126-128. [Abstract] [PDF]  

LJ Drop, LN Tochka, and DR Misiano

Comparative evaluation of two calcium ion-selective electrode systems, and their utility for monitoring steady-state changes in [Ca2+]
Clin Chem 1982 28: 129-133. [Abstract] [PDF]  

JB Roullet, B Lacour, A Ulmann, and M Bailly

Enzymic measurement of urinary pyrophosphate with a centrifugal analyzer
Clin Chem 1982 28: 134-137. [Abstract] [PDF]  

EJ Norman, MD Denton, and HK Berry

Gas-chromatographic/mass spectrometric detection of 3-hydroxy-3- methylglutaryl-CoA lyase deficiency in double first cousins
Clin Chem 1982 28: 137-140. [Abstract] [PDF]  

A Duncan and DS Young

Measurements of serum colloid osmotic pressure are of limited usefulness
Clin Chem 1982 28: 141-145. [Abstract] [PDF]  

T Rammeloo, PM van Haard, and MH Beunis

Two serum pancreatic isoamylase determinations compared
Clin Chem 1982 28: 145-149. [Abstract] [PDF]  

CS Chiang and AJ Kowalski

cAMP radioimmunoassay without interference from calcium or EDTA
Clin Chem 1982 28: 150-152. [Abstract] [PDF]  

S Posen and HS Grunstein

Turnover rate of skeletal alkaline phosphatase in humans
Clin Chem 1982 28: 153-154. [Abstract] [PDF]  

PN Demacker, AG Hijmans, DF van Sommeren-Zondag, and AP Jansen

Stability of frozen liquid control sera for assay of cholesterol in high-density lipoprotein
Clin Chem 1982 28: 155-157. [Abstract] [PDF]  

DL Seckinger, D Antonio Vazquez, PK Rosenthal, and ZH Heller

Evaluation of a new serum separator
Clin Chem 1982 28: 157-159. [Abstract] [PDF]  

JJ Edwards, NG Anderson, SL Tollaksen, AC von Eschenbach, and J Guevara, Jr

Proteins of human urine. II. Identification by two-dimensional electrophoresis of a new candidate marker for prostatic cancer
Clin Chem 1982 28: 160-163. [Abstract] [PDF]  

NP Kubasik, M Ricotta, T Hunter, and HE Sine

Effect of duration and temperature of storage on serum analyte stability: examination of 14 selected radioimmunoassay procedures
Clin Chem 1982 28: 164-165. [Abstract] [PDF]  

PM Bayer, M Boehm, P Hajdusich, H Hotschek, H Koehn, W Unger, and G Wider

Immunoinhibition and automated column chromatography compared for assay of creatine kinase isoenzyme MB in serum
Clin Chem 1982 28: 166-169. [Abstract] [PDF]  

E Langhoff and I Steiness

Potentiometric analysis for sodium and potassium in biological fluids
Clin Chem 1982 28: 170-172. [Abstract] [PDF]  

L Lalonde, Y Jean, KD Roberts, A Chapdelaine, and G Bleau

Fluorometry of selenium in serum or urine
Clin Chem 1982 28: 172-174. [Abstract] [PDF]  

C Lindberg, S Jonsson, P Hedner, and A Gustafsson

Radioimmunoassay and chemical ionization/mass spectrometry compared for plasma cortisol determination
Clin Chem 1982 28: 174-177. [Abstract] [PDF]  

WJ Acton, OM Van Duyn, LV Allen, and DJ Flournoy

Evaluation of four assay methods for determination of tobramycin in human serum
Clin Chem 1982 28: 177-180. [Abstract] [PDF]  

H Cloppet, A Francina, H Coquelin, Y Boucaud-Maitre, P Hutinel, and R Creyssel

Laser nephelometry and radial immunodiffusion compared for immunoglobulin quantification in pathological sera
Clin Chem 1982 28: 180-182. [Abstract] [PDF]  

J Griffiths, DF Rippe, and PR Panfili

Comparison of enzyme-linked immunosorbent assay and radioimmunoassay for prostate-specific acid phosphatase in prostatic disease
Clin Chem 1982 28: 183-186. [Abstract] [PDF]  

DN Bailey

Colorimetry of serum acetaminophen (paracetamol) in uremia
Clin Chem 1982 28: 187-190. [Abstract] [PDF]  

RA Sidebottom, PR Williams, and KS Kanarek

Glucose determinations in plasma and serum: potential error related to increased hematocrit
Clin Chem 1982 28: 190-192. [Abstract] [PDF]  

D Tompkins and J Toffaletti

Enzymic determination of citrate in serum and urine, with use of the Worthington "ultrafree" device
Clin Chem 1982 28: 192-195. [Abstract] [PDF]  

M Simon and JD Hoover

Effect of sample instability on glycohemoglobin (HbA1) measured by cation-exchange chromatography
Clin Chem 1982 28: 195-198. [Abstract] [PDF]  

JJ Maciejko and SJ Mao

Radioimmunoassay of apolipoprotein A-i. application of a non-ionic detergent (Tween-20) and solid-phase staphylococcus
Clin Chem 1982 28: 199-204. [Abstract] [PDF]  

R Jagenburg, CG Regardh, and S Rodjer

Influence or age and sex on the kinetics of intravenously administered L-phenylalanine
Clin Chem 1982 28: 204-206. [Abstract] [PDF]  

TG Rosano, JM Meola, and TA Swift

Liquid-chromatographic determination of urinary 5-hydroxy-3- indoleacetic acid, with fluorescence detection
Clin Chem 1982 28: 207-208. [Abstract] [PDF]  

AA Pappas, RE Mullins, and RH Gadsden

Improved one-dimensional thin-layer chromatography of phospholipids in amniotic fluid
Clin Chem 1982 28: 209-211. [Abstract] [PDF]  

JL Bowers and GN Bowers, Jr

1-naphthyl phosphate: specifications for high-quality substrate for measuring prostatic acid phosphatase activity
Clin Chem 1982 28: 212-215. [Abstract] [PDF]  

EB Solow

Determination of phenobarbital and phenytoin by gas-liquid chromatography with on-column methylation
Clin Chem 1982 28: 216-218. [PDF]  

JO Jeppsson and B Franzen

Typing of genetic variants of alpha 1-antitrypsin by electrofocusing
Clin Chem 1982 28: 219-225. [PDF]  

FP Di Bella and CD Hawker

Parathyrin (parathyroid hormone): radioimmunoassays for intact and carboxyl-terminal moieties
Clin Chem 1982 28: 226-235. [PDF]  

F Gorus, W Aelbrecht, and B Van Camp

Circulating IgG-LD complex, dissociable by addition of NAD+
Clin Chem 1982 28: 236-239. [Abstract] [PDF]  

CJ Richards and JL Sanders

Evaluation of a kit for assessing cystinuria and homocystinuria
Clin Chem 1982 28: 243-245. [PDF]  

Carleton T. Garrett

Clinical Biochemistry Reviews, 2, D. M. Goldberg, Ed., John Wiley & Sons, Inc., 605 Third Avenue, New York, NY 10016. xx + 433 pp. Pub. February 1981. $28.50
Clin Chem 1982 28: 256. [PDF]  

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