growth hormone using commercial immunoassays.
J
Clin Endocrinol Metab
1989;68:469-76.
24. Chatelain P, Bouillat B, Cohen R, Sassolas G,
Souberbielle JC, Ruitton A et al. Assay of growth
hormone levels in human plasma using commercial
kits: analysis of same factors influencing the results.
Acta Paediat Scand
1990;suppl 370:56-61.
25. Granada ML, Sanmarti A, Lucas A, Salinas l,
earrascosa A, Foz M, Audi L. Assay-dependent re–
sults of immunoassayable spontaneous 24-hour
growth hormone secretion in short children.
Acta Pa–
ediat Scand
1990;suppl 370:63-70.
26. Bangham DR. Assays for growth hormone.
J
Pharm Biomed
Ana/1989;7:169-72.
27. Canactian Society of Clinical Chemists. Canacti–
an society of clinical chemists position paper: Stan–
dardization of selected polypeptide hormone mea–
surements.
Clin Biochem
1992;25:415-24.
28. Jeffcoate SL. Role of reference materials in im–
munoassay standardization.
Seand
J
C!
in
La
b In vest
1991;suppl 205:131-3.
29. Banfi G, Marineiii M, Pontillo M, Bonini P. Stan–
dardization with synthetic 22-kDa rnanorner human
growth hormone reduces discrepancies between two
monoclonal immunoradiometric assay kits.
Clin
Chem
1992;38:2107-10.
30. Dinesen B. lmmunochemical aspects of growth
hormone assays.
Horm Res
1991;36(suppll):J1-6.
31. Brostedt P, Luthman M, Wide L, Werner S, Roos
P. Characterization of dirneric forms of human pitui–
tary growth hormone by bioassay, radioreceptor as–
say, and radioimmunoassay.
Acta Endocrinat
1990;122:241-8.
32. Bowsher RR, Apathy JM, Ferguson AL, Riggin
RM, Henry DP. Cross-reactivity of monomeric and
dimeric biosynthetic human growth hormone in
commercial immunoassays.
Clin Chem
1990;36:
362-6.
33. Luthman M, J6nsd6ttir l, Skoog B, Wivalll-L,
24
Roas P, Werner S. Monoclonal antibodies reveal cir–
culating growth hormone of high molecular weight
not detectable by conventional assays.
Acta Endocri–
no/1990;123:317-25.
34. Campino C, Szecowka J, Lopez JM, Mulchahey
J, Ser6n-Ferre M. Growth hormone (GH) receptor
antibodies with GH-like activity occur spontaneaus–
ly in acromegaly.
J
Ctin Endocrinat Metab
1992;74:751-6.
35. Felder RA, Hol! RW, Martha P Jr, Bauler G, Hell–
man P, Wills MR, Thorner MO. lnfluence of matrix
on concentrations of somatotropin measured in se–
rum with immunoradiometric assays.
Clin Chem
1989;35: 1423-6.
36. Seth J, Hanning l, Bacon RRA, Hunter WM.
Quality of performance of assays for serum growth
hormone in the United Kingdom (UK): evidence
from the UK externa! quality assessment scheme,
1980-1987.
Clin Chim Acta
1988;174:171-84.
37. Seth J, Hanning
I.
Factors associated with the
quality of laboratory performance in the United
Kingdom externa! quality assessment scheme for se–
rum growth hormone.
Clin Chim Acta
1988;174:
185-96.
38. Bidlingmaier F, Geilenkeuser WJ, Kruse R, Röhle
G. Our experience with quality contra! in current
growth hormone assays.
Horm Res
1991;36(suppl
1):1-4.
39. Pringle PJ, Jones J, Hindmarsh PC, Preece MA,
Brook CGD. Performance of proficiency survey
samplesin two immunoradiometric assays of human
growth hormone and comparison with patients'
samples.
Ctin Chem
1992;38:553-7.
40. Broughton PMG, Bergonzi C, Lindstedt G, Loe–
ber JG, Malan PG, Mathieu M, Pozet S. Guidelines
for a user laboratory to evaluate and select a kit for its
own use. Part 1: Quantitative tests.
ECCLS Docu–
ment
1986;3(3):1-17.
Klinisk kemi
i
Norden
J,
1993
