LETTERS TO THE EDITOR:

PK Li, JR Humbert, and CS Cheng

Evaluation of a commercially obtainable ferritin test kit in relation to the high-dose parabolic phenomenon
Clin Chem 1978 24: 1650-1651. [PDF]  

S Athanassiadis

Measurement of the various forms of bilirubin in serum
Clin Chem 1978 24: 1651-1652. [PDF]  

N Urquhart

Zinc contamination in a trace-element control serum
Clin Chem 1978 24: 1652-1653. [PDF]  

TV DiSilvio

Alcoholic myopathy and changes in serum enzyme activity
Clin Chem 1978 24: 1653.  

CM O'Donnell and DO Rodgerson

Kit vendors: make the purchaser aware of compromises
Clin Chem 1978 24: 1653-1654.  

GN Hoag, CR Franks, and WE DeCoteau

Creatine kinase isoenzymes in serum of patients with cancer of various organs
Clin Chem 1978 24: 1654. [PDF]  

Articles:

PN Demacker, HE Vos-Janssen, A van 't Laar, and AP Jansen

A descriptive study of the different electrophoretic patterns on agarose of human serum very-low-density lipoproteins
Clin Chem 1978 24: 1439-1444. [PDF]  

PN Denmacker, HE Vos-Janssen, PM Stuyt, RW Schade, AP Jansen, and A van 't Laar

Application and comparison of different criteria used for the diagnosis of type III hyperlipoproteinemia
Clin Chem 1978 24: 1445-1451. [PDF]  

AL Smith and DH Smith

Improved enzymatic assay of chloramphenicol
Clin Chem 1978 24: 1452-1457. [Abstract] [PDF]  

WA Joern

Micro-scale extractive alkylation procedure for the gas-chromatographic measurement of theophylline in serum and saliva, with use of a nitrogen detector
Clin Chem 1978 24: 1458-1459. [Abstract] [PDF]  

RF Walker, D Riad-Fahmy, and GF Read

Adrenal status assessed by direct radioimmunoassay of cortisol in whole saliva or parotid saliva
Clin Chem 1978 24: 1460-1463. [Abstract] [PDF]  

J Woo, M Floyd, DC Cannon, and B Kahan

Radioimmunoassay for urinary albumin
Clin Chem 1978 24: 1464-1467. [Abstract] [PDF]  

TM Connolly and P Vecsei

Simple radioimmunoassay of cortisol in diluted samples of human plasma
Clin Chem 1978 24: 1468-1472. [Abstract] [PDF]  

SJ Mule, M Kogan, and D Jukofsky

Radioimmunoassay of methaqualone in human urine compared with chromatographic methods
Clin Chem 1978 24: 1473-1476. [Abstract] [PDF]  

K Lippel, S Ahmed, JJ Albers, P Bachorik, R Muesing, and C Winn

External quality-control survey of cholesterol analyses performed by 12 lipid research clinics
Clin Chem 1978 24: 1477-1484. [Abstract] [PDF]  

JE Gorsky and AA Dietz

Determination of aluminum in biological samples by atomic absorption spectrophotometry with a graphite furnace
Clin Chem 1978 24: 1485-1490. [Abstract] [PDF]  

KO Ash, M Holmer, and CS Johnson

Bilirubin-protein interactions monitored by difference spectroscopy
Clin Chem 1978 24: 1491-1496. [Abstract] [PDF]  

JC Touchstone, MF Dobbins, 4th, CZ Hirsch, AR Baldino, and D Kritchevsky

Spectrodensitometry of nanogram quantities of cholesterol
Clin Chem 1978 24: 1496-1499. [Abstract] [PDF]  

JM Gilliland, TC Smeaton, and K Rowland

Normalized androgen ratio: an index of free 17beta-hydroxysteroid concentration in serum
Clin Chem 1978 24: 1500-1503. [PDF]  

A Noma, K Nezu-Nakayama, M Kita, and H Okabe

Simultaneous determination of serum cholesterol in high- and low- density lipoproteins with use of heparin, Ca2+, and an anion-exchange resin
Clin Chem 1978 24: 1504-1508. [Abstract] [PDF]  

S Sasa, CL Blank, DC Wenke, and CA Sczupak

Liquid-chromatographic determination of serotonin in serum and plasma
Clin Chem 1978 24: 1509-1514. [Abstract] [PDF]  

F Peter, G Growcock, and G Strunc

Fluorometric determination of erythrocyte protoporphyrin in blood, a comparison between direct (hematofluorometric) and indirect (extraction) methods
Clin Chem 1978 24: 1515-1517. [Abstract] [PDF]  

DW Mendenhall, H Kobayashi, FM Shih, LA Sternson, T Higuchi, and C Fabian

Clinical analysis of tamoxifen, an anti-neoplastic agent, in plasma
Clin Chem 1978 24: 1518-1524. [Abstract] [PDF]  

RL Van Etten and MS Saini

Selective purification of tartrate-inhibitable acid phosphatases: rapid and efficient purification (to homogeneity) of human and canine prostatic acid phosphatases
Clin Chem 1978 24: 1525-1530. [Abstract] [PDF]  

SY Tan, R Noth, and PJ Mulrow

Direct non-chromatographic radioimmunoassay of aldosterone: validation of a commercially available kit and observations on age-related changes in concentrations in plasma
Clin Chem 1978 24: 1531-1533. [Abstract] [PDF]  

JW Paxton, FJ Rowell, and GM Cree

Comparison of three radioligands, selenium-75, lodine-125, and tritium, in the radioimmunoassay of methotrexate
Clin Chem 1978 24: 1534-1538. [Abstract] [PDF]  

FS Russo, AV Persson, and IB Wilson

A fluorogenic substrate for angiotensin-converting enzyme in plasma
Clin Chem 1978 24: 1539-1542. [Abstract] [PDF]  

D Blair, BH Rumack, and RG Peterson

Analysis for salicylic acid in serum by high-performance liquid chromatography
Clin Chem 1978 24: 1543-1544. [Abstract] [PDF]  

N Fogh-Andersen, TF Christiansen, L Komarmy, and O Siggaard-Andersen

Measurement of free calcium ion in capillary blood and serum
Clin Chem 1978 24: 1545-1552. [Abstract] [PDF]  

JD Bogden and RA Troiano

Plasma calcium, copper, magnesium, and zinc concentrations in patients with the alcohol withdrawal syndrome
Clin Chem 1978 24: 1553-1556. [Abstract] [PDF]  

G Szasz, W Gerhardt, and W Gruber

Creatine kinase in serum: 5. Effect of thiols on isoenzyme activity during storage at various temperatures
Clin Chem 1978 24: 1557-1563. [Abstract] [PDF]  

IW Chen, M Sperling, C Volle, and HR Maxon

Emergency procedure for digoxin radioassay
Clin Chem 1978 24: 1564-1567. [Abstract] [PDF]  

KJ Foster, KG Alberti, L Hinks, B Lloyd, A Postle, P Smythe, DC Turnell, and R Walton

Blood intermediary metabolite and insulin concentrations after an overnight fast: reference ranges for adults, and interrelations
Clin Chem 1978 24: 1568-1572. [Abstract] [PDF]  

E Zylber-Katz, L Granit, and M Levy

Gas-liquid chromatographic determination of bupivacaine and lidocaine in plasma
Clin Chem 1978 24: 1573-1575. [Abstract] [PDF]  

RB Friedman, MA Williams, HW Moser, and EH Kolodny

Improved thin-layer chromatographic method in the diagnosis of mannosidosis
Clin Chem 1978 24: 1576-1577. [Abstract] [PDF]  

PH Lolekha, V Chantarothipol, and A Wongvibulsin

New continuous-flow analysis for simultaneous determination of creatinine and uric acid in 200 microliters of serum without use of a dialyzer
Clin Chem 1978 24: 1578-1585. [Abstract] [PDF]  

J Bisera, MH Weil, S Michaels, A Bernardo, and B Stein

An "oncometer" of clinical measurement of colloid osmotic pressure of plasma
Clin Chem 1978 24: 1586-1589. [Abstract] [PDF]  

MN Al-Bassam, MJ O'Sullivan, E Gnemmi, JW Bridges, and V Marks

Double-antibody enzyme immunoassay for nortriptyline
Clin Chem 1978 24: 1590-1594. [Abstract] [PDF]  

P Brock, EW Eldred, JE Woiszwillo, M Doran, and HJ Schoemaker

Direct solid-phase 125I radioimmunoassay of serum cortisol
Clin Chem 1978 24: 1595-1598. [Abstract] [PDF]  

RH Smith, MA Brewster, JA MacDonald, and DS Thompson

Measurement of chloroprocaine and procaine in plasma by flame ionization gas-liquid chromatography
Clin Chem 1978 24: 1599-1602. [Abstract] [PDF]  

Washington University Case Conference: Theophylline toxicity
Clin Chem 1978 24: 1603-1608. [Abstract] [PDF]  

LF Hofman, C Moline, G McGrath, and EJ Barron

Use of the vertical rotor to facilitate estrogen and progesterone receptor analysis
Clin Chem 1978 24: 1609-1611. [Abstract] [PDF]  

JA Williamson and JC Thompson

An impurity in the buffer 2-amino-2-methyl-1-propanol, which correlates with depression of measured alkaline phosphatase activity
Clin Chem 1978 24: 1611-1613. [Abstract] [PDF]  

DS Schade, G Burke, RP Eaton, and J DeMoss

Semi-automated micro-scale extraction apparatus for assay of free fatty acids in plasma
Clin Chem 1978 24: 1614-1615. [Abstract] [PDF]  

WE Szpunar and M Block

Triiodothyronine uptake test in which antibody-coated tubes are used compared to two other tests in which precipitation separations are used
Clin Chem 1978 24: 1616-1617. [Abstract] [PDF]  

DJ Savory and JD Pryce

Quality control of measurements of pH, carbon dioxide tension, and total carbon dioxide in plasma
Clin Chem 1978 24: 1618-1619. [Abstract] [PDF]  

WH Porter and RE Roberts

Enzyme-coupled ultraviolet determination of alpha-amylase activity with the GEMSAEC centrifugal analyzer
Clin Chem 1978 24: 1620-1624. [Abstract] [PDF]  

B Fingerhut

Enzymic serum cholesterol measurement with a basic autoanalyzer and Du Pont aca method
Clin Chem 1978 24: 1624-1627. [Abstract] [PDF]  

HC Yang, J Hardin, and C Vaudreuil

Detection of hemophilia A carriers by use of frozen plasma samples
Clin Chem 1978 24: 1628-1630. [Abstract] [PDF]  

ZK Shihabi

Emergency gas-chromatographic assay of phenobarbital and phenytoin and liquid-chromatographic assay of theophylline
Clin Chem 1978 24: 1630-1633. [Abstract] [PDF]  

B Gerson, J LaBrie, and BE Copeland

Performance comparison of the Corning thin-film agarose and the Hyland thick-film agar methods for immunoelectrophoresis
Clin Chem 1978 24: 1634-1635. [Abstract] [PDF]  

RB Coolen, R Herbstman, and P Hermann

Spurious brain creatine kinase in serum from patients with renal disease
Clin Chem 1978 24: 1636-1638. [Abstract] [PDF]  

HH Karinkanta and EJ Nieminen

An improved technique for immunofixation of electrophoretograms
Clin Chem 1978 24: 1639-1641. [Abstract] [PDF]  

JM Meola

Emergency determination of acetaminophen
Clin Chem 1978 24: 1642-1643. [Abstract] [PDF]  

M Iosefsohn and JM Hicks

Kinetic measurement of alpha-amylase with a centrifugal analyzer
Clin Chem 1978 24: 1644-1646. [Abstract] [PDF]  

JW Price and RW Marsters

A history of the Cleveland Section, AACC
Clin Chem 1978 24: 1647-1648. [PDF]  

Edward C. Knoblock

Methods for the Centrifugal Analyzer, J. Savory and R. E. Cross, Eds., Am. Assoc. for Clin. Chem., Washington, D.C. 20006, 1978, xviii + 286 pp. $25 (non-members) $15 members
Clin Chem 1978 24: 1656. [PDF]  

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