Preliminary study for simultaneous detection and quantification of androgenic anabolic steroids using ELISA and pattern recognition techniques.
Analyst
; 136(19): 4045-52, 2011 Oct 07.
Article
em En
| MEDLINE
| ID: mdl-21826310
A first step towards the multidetection, identification and quantification of anabolic androgenic steroids by enzyme-linked immunosorbent assay (ELISA) has been performed in this study. This proposal combines multiple competitive ELISA assays with different cross-reactivity profiles and multivariate data analysis techniques. Data have been analyzed by principal component analysis in conjunction with a novel K-nearest line classifier. This proposal allows simultaneous detection of up to four different steroids in the range of concentration from 0.1 to 316.2 nM with a total rate of 90.6% of correct detection, even in the presence of cross-reactivities. A methodology for concentration prediction is also presented with satisfactory results.
Texto completo:
1
Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Esteroides
/
Ensaio de Imunoadsorção Enzimática
/
Reconhecimento Automatizado de Padrão
/
Androgênios
Tipo de estudo:
Diagnostic_studies
Idioma:
En
Ano de publicação:
2011
Tipo de documento:
Article