TY - JOUR N1 - Copyright of this article belongs to RSC Publishing ID - open511 UR - http://pubs.rsc.org/en/content/articlepdf/2010/cc/c0cc00224k IS - 31 A1 - Wangoo, Nishima A1 - Kaushal, Jyotsna A1 - Bhasin, K K A1 - Mehta, S K A1 - Suri, C Raman Y1 - 2010/08/21/ N2 - A one-step homogeneous colorimetric immunoassay format coupled with zeta potential measurements for determination of specific diabetic biomarker glycated hemoglobin (HbA1c) using functionalised gold nanoparticles as bioprobes is reported. The assay exhibited an excellent sensitivity based on absorbance and zeta potential measurements showing the dynamic response range from 0.001-0.004 mg mL(-1) for HbA1c with a detection limit of 0.0015 mg mL(-1). PB - RSC Publishing JF - Chemical communications (Cambridge, England) VL - 46 SN - 1364-548X TI - Zeta potential based colorimetric immunoassay for the direct detection of diabetic marker HbA1c using gold nanoprobes. SP - 5755 AV - restricted EP - 7 ER -