Sökning: onr:"swepub:oai:DiVA.org:su-109808" > A needle extraction...
Fältnamn | Indikatorer | Metadata |
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000 | 03320naa a2200421 4500 | |
001 | oai:DiVA.org:su-109808 | |
003 | SwePub | |
008 | 141201s2014 | |||||||||||000 ||eng| | |
024 | 7 | a https://urn.kb.se/resolve?urn=urn:nbn:se:su:diva-1098082 URI |
024 | 7 | a https://doi.org/10.1016/j.chroma.2014.09.0122 DOI |
040 | a (SwePub)su | |
041 | a engb eng | |
042 | 9 SwePub | |
072 | 7 | a ref2 swepub-contenttype |
072 | 7 | a art2 swepub-publicationtype |
100 | 1 | a Moein, Mohammad Mahdiu Stockholms universitet,Institutionen för analytisk kemi4 aut0 (Swepub:su)mmahd |
245 | 1 0 | a A needle extraction utilizing a molecularly imprinted-sol-gel xerogel for on-line microextraction of the lung cancer biomarker bilirubin from plasma and urine samples |
264 | 1 | b Elsevier BV,c 2014 |
338 | a print2 rdacarrier | |
500 | a AuthorCount:4; | |
520 | a In the present work, a needle trap utilizing a molecularly imprinted sal-gel xerogel was prepared for the on-line microextraction of bilirubin from plasma and urine samples. Each prepared needle could be used for approximately one hundred extractions before it was discarded. Imprinted and non-imprinted sol-gel xerogel were applied for the extraction of bilirubin from plasma and urine samples. The produced molecularly imprinted sol-gel xerogel polymer showed high binding capacity and fast adsorption/desorption kinetics for bilirubin in plasma and urine samples. The adsorption capacity of molecularly imprinted sal-gel xerogel polymer was approximately 60% higher than that of non-imprinted polymer. The effect of the conditioning, washing and elution solvents, pH, extraction time, adsorption capacity and imprinting factor were investigated. The limit of detection and the lower limit of quantification were set to 1.6 and 5 nmol L-1, respectively using plasma or urine samples. The standard calibration curves were obtained within the concentration range of 5-1000 nmol L-1 in both plasma and urine samples. The coefficients of determination values (R-2) were >= 0.998 for all runs. The extraction recovery was approximately 80% for BR in the human plasma and urine samples. | |
650 | 7 | a NATURVETENSKAPx Kemi0 (SwePub)1042 hsv//swe |
650 | 7 | a NATURAL SCIENCESx Chemical Sciences0 (SwePub)1042 hsv//eng |
650 | 7 | a NATURVETENSKAPx Biologix Biokemi och molekylärbiologi0 (SwePub)106022 hsv//swe |
650 | 7 | a NATURAL SCIENCESx Biological Sciencesx Biochemistry and Molecular Biology0 (SwePub)106022 hsv//eng |
653 | a Molecularly imprinted polymer | |
653 | a Sol-gel | |
653 | a Microextraction by packed sorbent | |
653 | a Bilirubin | |
653 | a Plasma | |
653 | a Urine | |
700 | 1 | a Jabbar, Duniau Stockholms universitet,Institutionen för analytisk kemi4 aut |
700 | 1 | a Colmsjö, Andersu Stockholms universitet,Institutionen för analytisk kemi4 aut0 (Swepub:su)colms |
700 | 1 | a Abdel-Rehim, Mohamedu Stockholms universitet,Institutionen för analytisk kemi4 aut0 (Swepub:su)rabde |
710 | 2 | a Stockholms universitetb Institutionen för analytisk kemi4 org |
773 | 0 | t Journal of Chromatography Ad : Elsevier BVg 1366, s. 15-23q 1366<15-23x 0021-9673x 1873-3778 |
856 | 4 8 | u https://urn.kb.se/resolve?urn=urn:nbn:se:su:diva-109808 |
856 | 4 8 | u https://doi.org/10.1016/j.chroma.2014.09.012 |
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