Bioinspired Single Bacterial Cell Force Spectroscopy Export

@article{citeulike:5458689, abstract = {PMID: 19634872 We developed a method for preparing live bacterial cell probes for atomic force microscopy (AFM) using a bioinspired polydopamine wet adhesive. Microscopic examinations with bacterial and yeast cells indicated that cells were successfully glued to the end of the AFM cantilevers and remained viable for the duration of the force measurements. Interaction forces measured with live single-cell microorganism probes differed markedly from those obtained with glutaraldehyde-fixed microorganism probes. Interaction forces between live cell probes and quartz surfaces involved both repulsive steric forces and multimodal weak adhesion forces, which were attributed to the soft exocellular polymeric layers and the heterogeneity of the cell membrane surfaces.}, author = {Kang, Seoktae and Elimelech, Menachem}, citeulike-article-id = {5458689}, citeulike-linkout-0 = {http://dx.doi.org/10.1021/la902247w}, citeulike-linkout-1 = {http://pubs.acs.org/doi/abs/10.1021/la902247w}, doi = {10.1021/la902247w}, journal = {Langmuir}, keywords = {afm, bacteria, cell, dopa, immobilisation, probe}, number = {0}, posted-at = {2009-08-18 10:09:44}, priority = {2}, title = {Bioinspired Single Bacterial Cell Force Spectroscopy}, url = {http://dx.doi.org/10.1021/la902247w}, volume = {0}, year = {0000} }

TY - JOUR ID - citeulike:5458689 L3 - citeulike-article-id:5458689 N2 - PMID: 19634872 We developed a method for preparing live bacterial cell probes for atomic force microscopy (AFM) using a bioinspired polydopamine wet adhesive. Microscopic examinations with bacterial and yeast cells indicated that cells were successfully glued to the end of the AFM cantilevers and remained viable for the duration of the force measurements. Interaction forces measured with live single-cell microorganism probes differed markedly from those obtained with glutaraldehyde-fixed microorganism probes. Interaction forces between live cell probes and quartz surfaces involved both repulsive steric forces and multimodal weak adhesion forces, which were attributed to the soft exocellular polymeric layers and the heterogeneity of the cell membrane surfaces. IS - 0 JF - Langmuir TI - Bioinspired Single Bacterial Cell Force Spectroscopy VL - 0 KW - afm KW - bacteria KW - cell KW - dopa KW - immobilisation KW - probe AU - Kang, Seoktae AU - Elimelech, Menachem PY - 2000/// UR - http://dx.doi.org/10.1021/la902247w ER -