Glossary entry (derived from question below)
English term or phrase:
Spike/recovery experiments
Serbian translation:
merenje (procenta) prinosa analitičkog postupka za poznatu dodatu količinu analita u uzorak
Added to glossary by
Marija Nenadovic
Jan 8, 2013 16:08
11 yrs ago
9 viewers *
English term
Spike/recovery experiments
English to Serbian
Medical
Medical: Pharmaceuticals
Spike/recovery experiments should be avoided to assess the accuracy of xxxxx as recovery of exogenously spiked recombinant human galectin-3 does not adequately represent the behavior of endogenous native galectin-3 in clinical specimens.
Proposed translations
(Serbian)
4 | merenje (procenta) prinosa analitičkog postupka za poznatu dodatu količinu analita u uzorak | LogosART |
Proposed translations
4 hrs
Selected
merenje (procenta) prinosa analitičkog postupka za poznatu dodatu količinu analita u uzorak
probe za merenje (procenta) prinosa analitičkog postupka (recovery) za poznatu dodatu (spike) količinu analita u uzorak
http://www.doiserbia.nb.rs/img/doi/0367-598X/2002/0367-598X0...
Cilj postupka je odrediti udio analita u uzorku, uzimajući u obzir iskorištenje (engl. recovery) analitičkog postupka.
Spike
2. Promišljeno dodavanje poznate količine poznate supstanceanalitičkom uzorku, korišćenom za vrednovanje analitičke tehnike.
Spike and Recovery
A. The Meaning and Purpose of Spike-and-Recovery Assessment
In spike-and-recovery, a known amount of analyte is added (spiked) into the natural test sample matrix and its response is measured (recovered) in the assay by comparison to an identical spike in the standard diluent. ELISA methods involve comparison of test samples to a standard curve prepared using known concentrations of the analyte (e.g., purified recombinant protein). The goal in assay development is to maximize signal-to-noise ratio while achieving identical responses for a given amount of analyte in standard diluent (the standard curve) and sample matrix (biological sample + sample diluent). The sample matrix may contain components that affect assay response to the analyte differently than the standard diluent.
A spike-and-recovery experiment is designed to assess this difference in assay response.
Recovery je mera mogućnosti analitičke metode da tačno izmeri čistu supstancu kada se
njena poznata količina (spike) doda u uzorak koji se rutinski analizira, pri čemu se uzima u obzir
uticaj svih supstanci realno prisutnih u matriksu tog uzorka. Zbog toga je recovery u direktnoj
vezi sa tačnošću metode i može da se koristi za procenu njene primenljivosti, naročito u
situacijama kada nema odgovarajuće referentne metode ili referentnog materijala. Vrednosti
rezultata oporavka između 95 i 105 % predstavljaju dokaz odsustva interferencija u određivanju
analita. Kada se proverava recovery, problem predstavljaju često osobine same supstance (fizičko
stanje u kome se nalazi, rastvorljivost itd.), a nekad i nemogućnost da se odgovarajuća supstanca
dobije.
http://www.pmf.ni.ac.rs/pmf/doktorati/doc/27_06_2011_r_i.pdf
surogat-uzorci (spike recovery)
• slepe probe
• analiza standardnih uzoraka
• surogat-uzorci (spike recovery)
• kontrolni uzorci
• ponovljena merenja
• kontrolni dijagrami (karte)
http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd...
http://www.doiserbia.nb.rs/img/doi/0367-598X/2002/0367-598X0...
Cilj postupka je odrediti udio analita u uzorku, uzimajući u obzir iskorištenje (engl. recovery) analitičkog postupka.
Spike
2. Promišljeno dodavanje poznate količine poznate supstanceanalitičkom uzorku, korišćenom za vrednovanje analitičke tehnike.
Spike and Recovery
A. The Meaning and Purpose of Spike-and-Recovery Assessment
In spike-and-recovery, a known amount of analyte is added (spiked) into the natural test sample matrix and its response is measured (recovered) in the assay by comparison to an identical spike in the standard diluent. ELISA methods involve comparison of test samples to a standard curve prepared using known concentrations of the analyte (e.g., purified recombinant protein). The goal in assay development is to maximize signal-to-noise ratio while achieving identical responses for a given amount of analyte in standard diluent (the standard curve) and sample matrix (biological sample + sample diluent). The sample matrix may contain components that affect assay response to the analyte differently than the standard diluent.
A spike-and-recovery experiment is designed to assess this difference in assay response.
Recovery je mera mogućnosti analitičke metode da tačno izmeri čistu supstancu kada se
njena poznata količina (spike) doda u uzorak koji se rutinski analizira, pri čemu se uzima u obzir
uticaj svih supstanci realno prisutnih u matriksu tog uzorka. Zbog toga je recovery u direktnoj
vezi sa tačnošću metode i može da se koristi za procenu njene primenljivosti, naročito u
situacijama kada nema odgovarajuće referentne metode ili referentnog materijala. Vrednosti
rezultata oporavka između 95 i 105 % predstavljaju dokaz odsustva interferencija u određivanju
analita. Kada se proverava recovery, problem predstavljaju često osobine same supstance (fizičko
stanje u kome se nalazi, rastvorljivost itd.), a nekad i nemogućnost da se odgovarajuća supstanca
dobije.
http://www.pmf.ni.ac.rs/pmf/doktorati/doc/27_06_2011_r_i.pdf
surogat-uzorci (spike recovery)
• slepe probe
• analiza standardnih uzoraka
• surogat-uzorci (spike recovery)
• kontrolni uzorci
• ponovljena merenja
• kontrolni dijagrami (karte)
http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd...
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