{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/20717"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/20717","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Tolerance to barley yellow dwarf viruses in two pairs of sister oat lines","abstract":"The titers of barley yellow dwarf viruses (BYDV-PAV-IL and BYDV-RPV-IL) in two pairs of sister oat lines tolerant and susceptible to BYDV-PAV were measured by double antibody sandwish enzyme-linked immunosorbent assay (DAS-ELISA) and by purification. There were consistent relationships between expression of symptoms and virus titers in tolerant and susceptible pairs of oat lines when inoculated in the greenhouse with PAV-IL or RPV-IL. In case of PAV-IL, the virus infects and accumulates to similar levels in shoot and root tissues of these lines. RPV-IL titers were higher in the susceptible line than in tolerant lines.","abstract_html":"The titers of barley yellow dwarf viruses (BYDV-PAV-IL and BYDV-RPV-IL) in two pairs of sister oat lines tolerant and susceptible to BYDV-PAV were measured by double antibody sandwish enzyme-linked immunosorbent assay (DAS-ELISA) and by purification. There were consistent relationships between expression of symptoms and virus titers in tolerant and susceptible pairs of oat lines when inoculated in the greenhouse with PAV-IL or RPV-IL. In case of PAV-IL, the virus infects and accumulates to similar levels in shoot and root tissues of these lines. RPV-IL titers were higher in the susceptible line than in tolerant lines.","abstract_has_math":false,"creators":["Fouly, Hanafy Mahmoud"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Crop Sciences","degree_department":null,"school":null,"contributors":["D'Arcy, Cleora J."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2011,"date_issued":"2011-05-07T12:47:16Z","date_published":"2011-05-07T12:47:16Z","updated_at":"2026-07-22T22:25:16Z","subjects":["Agriculture, Plant Pathology"],"languages":["eng"],"rights":["Copyright 1991 Fouly, Hanafy Mahmoud"],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["AAI9210805","(UMI)AAI9210805"],"render_values":[{"text":"AAI9210805","href":null,"code":true},{"text":"(UMI)AAI9210805","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/20717","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["D'Arcy, Cleora J."]},{"key":"dc:creator","label":"Author","values":["Fouly, Hanafy Mahmoud"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2011-05-07T12:47:16Z","10000-01-01","1991"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Crop Sciences"]},{"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":["Agriculture, Plant Pathology"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 1991 Fouly, Hanafy Mahmoud"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["AAI9210805","(UMI)AAI9210805","http://hdl.handle.net/2142/20717"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["The titers of barley yellow dwarf viruses (BYDV-PAV-IL and BYDV-RPV-IL) in two pairs of sister oat lines tolerant and susceptible to BYDV-PAV were measured by double antibody sandwish enzyme-linked immunosorbent assay (DAS-ELISA) and by purification. There were consistent relationships between expression of symptoms and virus titers in tolerant and susceptible pairs of oat lines when inoculated in the greenhouse with PAV-IL or RPV-IL. In case of PAV-IL, the virus infects and accumulates to similar levels in shoot and root tissues of these lines. RPV-IL titers were higher in the susceptible line than in tolerant lines.","Translocation of barley yellow dwarf viruses (BYDV-PAV-IL and BYDV-RPV-NY) in those two pairs of sister oat lines was measured by trible antibody sandwish enzyme-linked immunosorbent assay (TAS-ELISA) and by dot blot hybridization. PAV-IL virus and PAV-IL-RNA titers in shoots and roots of tolerant lines were equivalent to or higher than the titers in susceptible oat lines. Thus, there was no inhibition of PAV-IL replication or movement in tolerant lines. Titers of RPV-NY virus and RNA in shoots of tolerant lines also were equivalent to or higher than the titers in shoots of susceptible oat lines. However, titers of RPV-NY virus and RNA in roots of susceptible oat lines were higher than the titer in tolerant oat lines on middle and late sampling dates. There apparently is some restriction on RPV-NY movement to and/or replication within the roots of these tolerant lines.","Made available in DSpace on 2011-05-07T12:47:16Z (GMT). No. of bitstreams: 2 license.txt: 4922 bytes, checksum: 910b249b4beec47e7ab768910c8f966f (MD5) 9210805.pdf: 3863343 bytes, checksum: 89f4b691d7c26f5547f9ad6fb2d0e5d1 (MD5) Previous issue date: 1991","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by Howard Ding (hding2@illinois.edu) on 2011-05-07T14:45:47Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:20:21-05:00 Original Data Group with Access UIUC Users [automated] Release Date: none Reason: ETDs are only available to UIUC Users without author permission","ETDs are only available to UIUC Users without author permission","U of I Only"]},{"key":"dc:title","label":"Title","values":["Tolerance to barley yellow dwarf viruses in two pairs of sister oat lines"]}]}],"canonical_facts":{"dc:contributor":["D'Arcy, Cleora J."],"dc:creator":["Fouly, Hanafy Mahmoud"],"dc:date":["2011-05-07T12:47:16Z","10000-01-01","1991"],"dc:description":["The titers of barley yellow dwarf viruses (BYDV-PAV-IL and BYDV-RPV-IL) in two pairs of sister oat lines tolerant and susceptible to BYDV-PAV were measured by double antibody sandwish enzyme-linked immunosorbent assay (DAS-ELISA) and by purification. There were consistent relationships between expression of symptoms and virus titers in tolerant and susceptible pairs of oat lines when inoculated in the greenhouse with PAV-IL or RPV-IL. In case of PAV-IL, the virus infects and accumulates to similar levels in shoot and root tissues of these lines. RPV-IL titers were higher in the susceptible line than in tolerant lines.","Translocation of barley yellow dwarf viruses (BYDV-PAV-IL and BYDV-RPV-NY) in those two pairs of sister oat lines was measured by trible antibody sandwish enzyme-linked immunosorbent assay (TAS-ELISA) and by dot blot hybridization. PAV-IL virus and PAV-IL-RNA titers in shoots and roots of tolerant lines were equivalent to or higher than the titers in susceptible oat lines. Thus, there was no inhibition of PAV-IL replication or movement in tolerant lines. Titers of RPV-NY virus and RNA in shoots of tolerant lines also were equivalent to or higher than the titers in shoots of susceptible oat lines. However, titers of RPV-NY virus and RNA in roots of susceptible oat lines were higher than the titer in tolerant oat lines on middle and late sampling dates. There apparently is some restriction on RPV-NY movement to and/or replication within the roots of these tolerant lines.","Made available in DSpace on 2011-05-07T12:47:16Z (GMT). No. of bitstreams: 2 license.txt: 4922 bytes, checksum: 910b249b4beec47e7ab768910c8f966f (MD5) 9210805.pdf: 3863343 bytes, checksum: 89f4b691d7c26f5547f9ad6fb2d0e5d1 (MD5) Previous issue date: 1991","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by Howard Ding (hding2@illinois.edu) on 2011-05-07T14:45:47Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:20:21-05:00 Original Data Group with Access UIUC Users [automated] Release Date: none Reason: ETDs are only available to UIUC Users without author permission","ETDs are only available to UIUC Users without author permission","U of I Only"],"dc:identifier":["AAI9210805","(UMI)AAI9210805","http://hdl.handle.net/2142/20717"],"dc:language":["eng"],"dc:rights":["Copyright 1991 Fouly, Hanafy Mahmoud"],"dc:subject":["Agriculture, Plant Pathology"],"dc:title":["Tolerance to barley yellow dwarf viruses in two pairs of sister oat lines"],"dc:type":["text"],"thesis:degree_discipline":["Crop Sciences"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Ph.D."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:25:16Z"}