{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/82432"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/82432","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Applications of Traction Force Microscopy in Measuring Adhesion Molecule Dependent Cell Contractility","abstract":"This work describes the use of polyacrylamide hydrogels as controlled elastic modulus substrates for single cell traction force microscopy studies. The first section describes the use of EDC/NHS chemistry to convalently link microbeads to the hydrogel matrix for the purpose of performing long-term traction force studies (7 days). The final study uses the C2C12 cell line to demonstrate that integrin-mediated adhesion to soft substrates causes different cell behavior than N-cahderin-mediated adhesion to soft substrates. Cells plated on laminin-coated hydrogels exhibited stiffness dependent increases in cell spreading, whereas cells plated on N-cadherin-coated substrates. Similarly, cells plated on laminin-coated substrates exhibited substrate stiffness dependent increases in normalized net contractile moment, however the same cells plated on N-cadherin-coated substrates were unable to deform any but the softest hydrogels.","abstract_html":"This work describes the use of polyacrylamide hydrogels as controlled elastic modulus substrates for single cell traction force microscopy studies. The first section describes the use of EDC/NHS chemistry to convalently link microbeads to the hydrogel matrix for the purpose of performing long-term traction force studies (7 days). The final study uses the C2C12 cell line to demonstrate that integrin-mediated adhesion to soft substrates causes different cell behavior than N-cahderin-mediated adhesion to soft substrates. Cells plated on laminin-coated hydrogels exhibited stiffness dependent increases in cell spreading, whereas cells plated on N-cadherin-coated substrates. Similarly, cells plated on laminin-coated substrates exhibited substrate stiffness dependent increases in normalized net contractile moment, however the same cells plated on N-cadherin-coated substrates were unable to deform any but the softest hydrogels.","abstract_has_math":false,"creators":["Mann, Cynthia Marie"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Chemical Engineering","degree_department":null,"school":null,"contributors":["Leckband, D.E."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2015,"date_issued":"2015-09-25T20:44:02Z","date_published":"2015-09-25T20:44:02Z","updated_at":"2026-07-22T22:26:18Z","subjects":["Engineering, Materials Science"],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["(MiAaPQ)AAI3399020"],"render_values":[{"text":"(MiAaPQ)AAI3399020","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/82432","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Leckband, D.E."]},{"key":"dc:creator","label":"Author","values":["Mann, Cynthia Marie"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2015-09-25T20:44:02Z","10000-01-01","2009"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Chemical Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Ph.D."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Engineering, Materials Science"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/82432","(MiAaPQ)AAI3399020"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["This work describes the use of polyacrylamide hydrogels as controlled elastic modulus substrates for single cell traction force microscopy studies. 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The first section describes the use of EDC/NHS chemistry to convalently link microbeads to the hydrogel matrix for the purpose of performing long-term traction force studies (7 days). The final study uses the C2C12 cell line to demonstrate that integrin-mediated adhesion to soft substrates causes different cell behavior than N-cahderin-mediated adhesion to soft substrates. Cells plated on laminin-coated hydrogels exhibited stiffness dependent increases in cell spreading, whereas cells plated on N-cadherin-coated substrates. Similarly, cells plated on laminin-coated substrates exhibited substrate stiffness dependent increases in normalized net contractile moment, however the same cells plated on N-cadherin-coated substrates were unable to deform any but the softest hydrogels.","Made available in DSpace on 2015-09-25T20:44:02Z (GMT). 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