LETTERS TO THE EDITOR:

GA Harff, JC Meeues, and JJ Hoffman

Acidification of urine or serum containing ioxaglate causes precipitation
Clin Chem 1983 29: 390.  

A Burlina, M Plebani, and P Rizzotti

Creatine kinase isoenzyme BB: a marker of gastric cancer?
Clin Chem 1983 29: 390-391.  

L Fischer

Logit-log radioimmunoassay data reduction: weighted vs unweighted
Clin Chem 1983 29: 391-392. [PDF]  

K Jung and M Pergande

Particulate and free enzyme activity in urine as a result of the shedding of brush-border membranes from kidney
Clin Chem 1983 29: 392-393. [PDF]  

RH Ng, W Stempsey, and BE Statland

Biphasic profile in the elimination of digoxin from serum after a massive overdose
Clin Chem 1983 29: 393-394. [PDF]  

O von Stetten and R Schlett

Effect of light on 125I-labeled triiodothyronine in different RIA buffer systems
Clin Chem 1983 29: 394-395. [PDF]  

LD Mellor and VT Innanen

A source of error in determination of blood gases
Clin Chem 1983 29: 395.  

RL Sunheimer, LP Gordon, PJ Howanitz, and JH Howanitz

Interference by metrizamide with the Du Pont aca method for cerebrospinal fluid protein
Clin Chem 1983 29: 395-396.  

S Fraser, P Cowen, M Franklin, C Franey, and J Arendt

Direct radioimmunoassay for melatonin in plasma
Clin Chem 1983 29: 396-397. [PDF]  

TM Jackson and RM Scott

Preparation of immunologically sensitive malate dehydrogenase - gentamicin complexes
Clin Chem 1983 29: 397-398. [PDF]  

PP Kamoun, P Parvy, and L Cathelineau

Rapid and simple method for citrulline determination in plasma
Clin Chem 1983 29: 398-400. [PDF]  

RM Sutherland and HJ Jackson

Screening for congenital hypothyroidism by assay for thyrotropin in dried blood: effect of parenteral nutrition
Clin Chem 1983 29: 400-401. [PDF]  

MR Weaver and I Gibb

Urinalysis for blood: questionable interpretation of reagent strip results
Clin Chem 1983 29: 401-402. [PDF]  

JT Whicher

Immunofixation on cellulose acetate is more efficient than immunoelectrophoresis for detection of paraproteins
Clin Chem 1983 29: 402-403. [PDF]  

P Lundqvist, J Martensson, B Sorbo, and S Ohman

Adsorption of thiocyanate by anion-exchange resins and its analytical application
Clin Chem 1983 29: 403.  

JS Cridland and NJ White

High-yield transfer of extract to a thin-layer chromatographic plate
Clin Chem 1983 29: 403-404.  

RT Tulley, NB Whittington, and MJ Worthy

Possible interference with the Helen Laboratories' method for phosphatidylglycerol
Clin Chem 1983 29: 404-405. [PDF]  

A Sibbald, AK Covington, EA Cooper, and RF Carter

On-line measurement of potassium in blood by chemical-sensitive field- effect transistors: a preliminary report
Clin Chem 1983 29: 405-406. [PDF]  

BD Hokin

Blank correction for metronidazole interference with continuous-flow measurement of aspartate aminotransferase
Clin Chem 1983 29: 406-407. [PDF]  

C Plese, W Fox, and K Williams

Vitamin B6 measured in plasma with a CO2-selective electrode
Clin Chem 1983 29: 407.  

J Skrha and J Stepan

Chromatographic and inhibition method for serum isoamylases compared
Clin Chem 1983 29: 407-408.  

M Mizobuchi, H Ohmae, F Umoto, T Tanaka, K Ichimura, E Ueda, and T Itano

Concentration of three types of nitrogen in human urine
Clin Chem 1983 29: 408-409. [PDF]  

J Iwata and O Nishikaze

Comparison of sensitivities of three turbidimetric methods to proteins and mucoprotein of low molecular mass
Clin Chem 1983 29: 409. [PDF]  

Articles:

J Fareed, HL Messmore, JM Walenga, and EW Bermes, Jr

Diagnostic efficacy of newer synthetic-substrates methods for assessing coagulation variables: a critical overview
Clin Chem 1983 29: 225-236. [Abstract] [PDF]  

JM Hershman

Advancing in tandem: clinical endocrinology and clinical chemistry
Clin Chem 1983 29: 237-240. [Abstract] [PDF]  

MC Stuart, LM Boscato, and PA Underwood

Use of immunoaffinity chromatography for purification of 125I-labeled human prolactin
Clin Chem 1983 29: 241-245. [Abstract] [PDF]  

CH Shackleton

Inborn errors of steroid biosynthesis: detection by a new mass- spectrometric method
Clin Chem 1983 29: 246-249. [Abstract] [PDF]  

T Spillman, DB Cotton, SC Lynn, Jr, and JP Bretaudiere

Influence of phospholipid saturation on classical thin-layer chromatographic detection methods and its effect on amniotic fluid lecithin/sphingomyelin ratio determinations
Clin Chem 1983 29: 250-255. [Abstract] [PDF]  

RT Ambrose, DF Ketchum, and JW Smith

Creatinine determined by "high-performance" liquid chromatography
Clin Chem 1983 29: 256-259. [Abstract] [PDF]  

WC Maslow, HA Muensch, F Azama, and AS Schneider

Sensitive fluorometry of heat-stable alkaline phosphatase (Regan enzyme) activity in serum from smokers and nonsmokers
Clin Chem 1983 29: 260-263. [Abstract] [PDF]  

G Barkai, S Mashiach, M Modan, DM Serr, D Lanir, A Lusky, B Goldman, and M Shinitzky

Amniotic fluid fluorescence polarization value at physiological temperature: a marked improvement in assessing fetal lung maturity
Clin Chem 1983 29: 264-267. [Abstract] [PDF]  

S Lun, EA Espiner, MG Nicholls, and TG Yandle

A direct radioimmunoassay for aldosterone in plasma
Clin Chem 1983 29: 268-271. [Abstract] [PDF]  

RN Weijers, J Mulder, and H Kruijswijk

Partial characterization, properties, and clinical significance of a lactate dehydrogenase-immunoglobulin A kappa complex in serum
Clin Chem 1983 29: 272-278. [Abstract] [PDF]  

PH Lolekha and S Lolekha

Value of the anion gap in clinical diagnosis and laboratory evaluation
Clin Chem 1983 29: 279-283. [Abstract] [PDF]  

AA Fernandez, GW Stevenson, GE Abraham, and NY Chiamori

Interrelations of the various mathematical approaches to radioimmunoassay
Clin Chem 1983 29: 284-289. [Abstract] [PDF]  

DC Shelly, IM Warner, and JM Quarles

Characterization of bacteria by mixed-dye fluorometry
Clin Chem 1983 29: 290-296. [Abstract] [PDF]  

BW Perry, BT Doumas, DD Bayse, T Butler, A Cohen, W Fellows, CC Garber, B Howell, T Koch, S Krishnamurthy, A Louderback, RB McComb, D Miller, RR Miller, RN Rand, and R Schaffer

A candidate reference method for determination of bilirubin in serum. Test for transferability
Clin Chem 1983 29: 297-301. [PDF]  

B Terouanne, J Marchand, C Calzolari, J Monnier, JC Nicolas, B Pau, and B Descomps

Centrifugal analyzer used for enzyme immunoassay of progesterone and choriomammotropin
Clin Chem 1983 29: 302-304. [Abstract] [PDF]  

PJ Orsulak, P Kizuka, E Grab, and JJ Schildkraut

Determination of urinary normetanephrine and metanephrine by radial- compression liquid chromatography and electrochemical detection
Clin Chem 1983 29: 305-309. [Abstract] [PDF]  

P Urdal, K Urdal, and JH Stromme

Cytoplasmic creatine kinase isoenzymes quantitated in tissue specimens obtained at surgery
Clin Chem 1983 29: 310-313. [Abstract] [PDF]  

SH Wong and SW Waugh

Determination of the antidepressants maprotiline and amoxapine, and their metabolites, in plasma by liquid chromatography
Clin Chem 1983 29: 314-318. [Abstract] [PDF]  

G Cosmi, A Di Corcia, R Samperi, and G Vinci

Gas-chromatographic measurement of 3-hydroxybutyrate and lactate in plasma and 3-hydroxybutyrate in whole blood
Clin Chem 1983 29: 319-321. [Abstract] [PDF]  

N Amino, K Nishi, K Nakatani, H Mizuta, K Ichihara, O Tanizawa, and K Miyai

Effect of albumin concentration on the assay of serum free thyroxin by equilibrium radioimmunoassay with labeled thyroxin analog (Amerlex Free T4)
Clin Chem 1983 29: 321-325. [Abstract] [PDF]  

LJ Bowie and JC Dohnal

Proportion of hemoglobin S in blood, as determined from solubility measurements
Clin Chem 1983 29: 325-328. [Abstract] [PDF]  

GJ Buffone, BJ Stennis, and CM Schimbor

Isoelectric focusing in agarose: classification of genetic variants of alpha 1-antitrypsin
Clin Chem 1983 29: 328-331. [Abstract] [PDF]  

C Riley, LH Aslett, BF Rocks, RA Sherwood, JD Watson, and J Morgon

Controlled dispersion analysis: flow-injection analysis without injection
Clin Chem 1983 29: 332-335. [Abstract] [PDF]  

LR Witherspoon, SE Shuler, CF Genre, SS Gilbert, RJ Moore, V Meihaus, and EK Hurry

Creatine kinase B subunit as measured with a radioimmunoassay kit in detection of acute myocardial infarction
Clin Chem 1983 29: 336-339. [Abstract] [PDF]  

J Ambler, B Janik, and G Walker

Measurement of glycosylated hemoglobin on cellulose acetate membranes by mobile affinity electrophoresis
Clin Chem 1983 29: 340-343. [Abstract] [PDF]  

E Flachaire, O Damour, J Bienvenu, T Aouiti, and R Later

Assessment of the benzethonium chloride method for routine determination of protein in cerebrospinal fluid and urine
Clin Chem 1983 29: 343-345. [Abstract] [PDF]  

KH Cox, JB Ross, AP Peterson, and TJ Benedetti

Fetal lung maturity assessed by fluorescence polarization: evaluation of predictive value, correction for endogenous fluorescence, and comparison with L/S ratio
Clin Chem 1983 29: 346-349. [Abstract] [PDF]  

T Sakai, Y Niinuma, S Yanagihara, and K Ushio

Liquid-chromatographic separation and determination of coproporphyrins I and III in urine
Clin Chem 1983 29: 350-353. [Abstract] [PDF]  

J Booth, PJ McCarthy, and RN Walmsley

Clinical evaluation of immunoinhibition determination of creatine kinase B subunits in coronary care
Clin Chem 1983 29: 353-355. [Abstract] [PDF]  

BA Fielding, DA Price, and CA Houlton

Enzyme immunoassay for urinary albumin
Clin Chem 1983 29: 355-357. [Abstract] [PDF]  

CP Price, PM Hammond, and MD Scawen

Evaluation of an enzymic procedure for the measurement of acetaminophen
Clin Chem 1983 29: 358-361. [Abstract] [PDF]  

J Egberts, W Soederhuizen, and DO Gebhardt

Fluorometric procedure for determining "lamellar body" phospholipids in the particulate fraction of amniotic fluid after filtration
Clin Chem 1983 29: 362-365. [Abstract] [PDF]  

PM George and MH Abernethy

Improved Ellman procedure for erythrocyte cholinesterase
Clin Chem 1983 29: 365-368. [Abstract] [PDF]  

M Menon and CJ Mahle

Ion-chromatographic measurement of oxalate in unprocessed urine
Clin Chem 1983 29: 369-371. [Abstract] [PDF]  

MA Munoz, M Balon, and C Fernandez

Direct determination of inorganic phosphorus in serum with a single reagent
Clin Chem 1983 29: 372-374. [Abstract] [PDF]  

H Nakagawa, K Umeki, K Yamanaka, N Kida, and S Ohtaki

Macromolecular alkaline phosphatase and an immunoglobulin G that inhibited alkaline phosphatase in a patient's serum
Clin Chem 1983 29: 375-378. [Abstract] [PDF]  

M Nagamine and K Okochi

Complexes of immunoglobulins A and G with aspartate aminotransferase isoenzymes in serum
Clin Chem 1983 29: 379-381. [Abstract] [PDF]  

N Weidner, JA Lott, VD Yale, RL Wahl, and RA Little

Immunoglobulin-complexed aspartate aminotransferase
Clin Chem 1983 29: 382-384. [Abstract] [PDF]  

M Schoneshofer, B Weber, and S Nigam

Increased urinary excretion of free 20 alpha- and 20 beta- dihydrocortisol in a hypercortisolemic but hypocortisoluric patient with Cushing's disease
Clin Chem 1983 29: 385-389. [Abstract] [PDF]  

John A. Lott

Enzyme Diagnosis in Diseases of the Heart, Liver, and Pancreas, L Adolph, A Lorenz. S. Karger, Basel, Switzerland, 1982, 128 p, 55 fig., seven tables, soft cover, ISBN 3-8055-3079-X, $20.50
Clin Chem 1983 29: 411. [PDF]  

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