Abstract
The adhesion force between the tip of an atomic force microscope cantilever derivatized with avidin and agarose beads functionalized with biotin, desthiobiotin, or iminobiotin was measured. Under conditions that allowed only a limited number of molecular pairs to interact, the force required to separate tip and bead was found to be quantized in integer multiples of 160 ± 20 piconewtons for biotin and 85 ± 15 piconewtons for iminobiotin. The measured force quanta are interpreted as the unbinding forces of individual molecular pairs.
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Dates
Type | When |
---|---|
Created | 18 years, 10 months ago (Oct. 5, 2006, 8:01 p.m.) |
Deposited | 1 year, 7 months ago (Jan. 15, 2024, 12:31 a.m.) |
Indexed | 17 hours, 23 minutes ago (Aug. 22, 2025, 12:47 a.m.) |
Issued | 31 years, 4 months ago (April 15, 1994) |
Published | 31 years, 4 months ago (April 15, 1994) |
Published Print | 31 years, 4 months ago (April 15, 1994) |
@article{Florin_1994, title={Adhesion Forces Between Individual Ligand-Receptor Pairs}, volume={264}, ISSN={1095-9203}, url={http://dx.doi.org/10.1126/science.8153628}, DOI={10.1126/science.8153628}, number={5157}, journal={Science}, publisher={American Association for the Advancement of Science (AAAS)}, author={Florin, Ernst-Ludwig and Moy, Vincent T. and Gaub, Hermann E.}, year={1994}, month=apr, pages={415–417} }