{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/113339"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/113339","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Habitual gardening and the human gut microbiota","abstract":"The student, Marina Brown, submitted this Thesis for approval on 2021-07-20 at 14:08.","abstract_html":"The student, Marina Brown, submitted this Thesis for approval on 2021-07-20 at 14:08.","abstract_has_math":false,"creators":["Brown, Marina Delrae"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"M.S.","degree_level":"Thesis","degree_discipline":"Food Science & Human Nutrition","degree_department":null,"school":null,"contributors":["Holscher, Hannah D","Kahn, Naiman","Schwingel, Andiara","Browning, Matthew"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2022,"date_issued":"2022-01-12T22:56:13Z","date_published":"2022-01-12T22:56:13Z","updated_at":"2026-07-22T22:24:53Z","subjects":["Gardening, soil, microbiota"],"languages":["en"],"rights":["Copyright 2021 Marina Brown"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/2142/113339","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Holscher, Hannah D","Kahn, Naiman","Schwingel, Andiara","Browning, Matthew"]},{"key":"dc:creator","label":"Author","values":["Brown, Marina Delrae"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2022-01-12T22:56:13Z","2024-01-12T22:56:20Z","2021-07-20","2021-08"]},{"key":"dc:type","label":"Dc Type","values":["text","Thesis"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Food Science & Human Nutrition"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Thesis"]},{"key":"thesis:degree_name","label":"Degree Name","values":["M.S."]},{"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":["Gardening, soil, microbiota"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 2021 Marina Brown"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/113339"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["The student, Marina Brown, submitted this Thesis for approval on 2021-07-20 at 14:08.","This Thesis was approved for publication on 2021-07-20 at 15:35.","DSpace SAF Submission Ingestion Package generated from Vireo submission #17023 on 2022-01-12 at 13:05:21","\"Historically, humans have interacted with soils and their environment. According to the \"\"hygiene hypothesis\"\", environmental exposures are critical for proper immune function development. Urbanization can isolate humans from microorganisms available in green spaces and promote inadequate fiber intake. These manifestations of urbanization are hypothesized to underlie the increased prevalence of many non-communicable diseases, which are associated with gut microbiota compositions that are distinct from healthy Gardening represents an opportunity for interactions with soil bacteria, as well as production of healthy food. Yet, microbial factors that may underpin the health benefits of gardening are under-investigated. The current case-controlled cohort study enrolled gardening families (n=10) and non-gardening (control) families (n=9). Families included two adults and one child (5-18 years) for a total of 56 participants. All participants provided a fecal sample and diet history questionnaires before (April 2018) and at peak (August 2018) of the gardening season. Soil samples were collected from respective gardening plots at these same time points (n=17). Healthy Eating Index (HEI2015) scores and nutrient analysis were performed. Fecal and soil DNA were extracted, the 16S rRNA gene (V4 region) was amplified, and sequence data were processed and analyzed. Peak season gardening families tended to have greater fecal ASV’s, a greater Faith's Phylogenetic Diversity score, greater fiber intake, and higher abundances of fiber fermenting bacteria (Bacteroides ovatus and Eubacterium xylanophilum group spp.) than peak control families. Soil endemic microbes were also shared with gardening participants fecal samples. This study revealed that the fecal microbiota of gardening families differs from non-gardening families, and that there are detectable changes in the fecal microbial community of gardeners and their family members over the course of the gardening season.\"","Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2023-08-01","The student, Marina Brown, accepted the attached license on 2021-07-20 at 14:05.","Made available in DSpace on 2022-01-12T22:56:13Z (GMT). No. of bitstreams: 2 BROWN-THESIS-2021.pdf: 668132 bytes, checksum: 15005568365c54cc5a23a92d317d9d7d (MD5) LICENSE.txt: 4209 bytes, checksum: 21e22b9203b036fe421caad3abb14eab (MD5) Previous issue date: 2021-07-20","Embargo set by: Seth Robbins for item 121268 Lift date: 2024-01-12T22:56:20Z Reason: Author requested closed access (OA after 2yrs) in Vireo ETD system","Author requested closed access (OA after 2yrs) in Vireo ETD system","Limited"]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Habitual gardening and the human gut microbiota"]}]}],"canonical_facts":{"dc:contributor":["Holscher, Hannah D","Kahn, Naiman","Schwingel, Andiara","Browning, Matthew"],"dc:creator":["Brown, Marina Delrae"],"dc:date":["2022-01-12T22:56:13Z","2024-01-12T22:56:20Z","2021-07-20","2021-08"],"dc:description":["The student, Marina Brown, submitted this Thesis for approval on 2021-07-20 at 14:08.","This Thesis was approved for publication on 2021-07-20 at 15:35.","DSpace SAF Submission Ingestion Package generated from Vireo submission #17023 on 2022-01-12 at 13:05:21","\"Historically, humans have interacted with soils and their environment. According to the \"\"hygiene hypothesis\"\", environmental exposures are critical for proper immune function development. Urbanization can isolate humans from microorganisms available in green spaces and promote inadequate fiber intake. These manifestations of urbanization are hypothesized to underlie the increased prevalence of many non-communicable diseases, which are associated with gut microbiota compositions that are distinct from healthy Gardening represents an opportunity for interactions with soil bacteria, as well as production of healthy food. Yet, microbial factors that may underpin the health benefits of gardening are under-investigated. The current case-controlled cohort study enrolled gardening families (n=10) and non-gardening (control) families (n=9). Families included two adults and one child (5-18 years) for a total of 56 participants. All participants provided a fecal sample and diet history questionnaires before (April 2018) and at peak (August 2018) of the gardening season. Soil samples were collected from respective gardening plots at these same time points (n=17). Healthy Eating Index (HEI2015) scores and nutrient analysis were performed. Fecal and soil DNA were extracted, the 16S rRNA gene (V4 region) was amplified, and sequence data were processed and analyzed. Peak season gardening families tended to have greater fecal ASV’s, a greater Faith's Phylogenetic Diversity score, greater fiber intake, and higher abundances of fiber fermenting bacteria (Bacteroides ovatus and Eubacterium xylanophilum group spp.) than peak control families. Soil endemic microbes were also shared with gardening participants fecal samples. This study revealed that the fecal microbiota of gardening families differs from non-gardening families, and that there are detectable changes in the fecal microbial community of gardeners and their family members over the course of the gardening season.\"","Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2023-08-01","The student, Marina Brown, accepted the attached license on 2021-07-20 at 14:05.","Made available in DSpace on 2022-01-12T22:56:13Z (GMT). No. of bitstreams: 2 BROWN-THESIS-2021.pdf: 668132 bytes, checksum: 15005568365c54cc5a23a92d317d9d7d (MD5) LICENSE.txt: 4209 bytes, checksum: 21e22b9203b036fe421caad3abb14eab (MD5) Previous issue date: 2021-07-20","Embargo set by: Seth Robbins for item 121268 Lift date: 2024-01-12T22:56:20Z Reason: Author requested closed access (OA after 2yrs) in Vireo ETD system","Author requested closed access (OA after 2yrs) in Vireo ETD system","Limited"],"dc:format":["application/pdf"],"dc:identifier":["http://hdl.handle.net/2142/113339"],"dc:language":["en"],"dc:rights":["Copyright 2021 Marina Brown"],"dc:subject":["Gardening, soil, microbiota"],"dc:title":["Habitual gardening and the human gut microbiota"],"dc:type":["text","Thesis"],"thesis:degree_discipline":["Food Science & Human Nutrition"],"thesis:degree_level":["Thesis"],"thesis:degree_name":["M.S."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:24:53Z"}