Melissa A Cregger Senior Staff Scientist Contact creggerma@ornl.gov | 865.241.3776 All Publications Methanogenic Archaea dominate mature heartwood habitats of Eastern Cottonwood (Populus deltoides)... The Populus holobiont: dissecting the effects of plant niches and genotype on the microbiome... Methanogenic Archaea dominate mature heartwood habitats of Eastern Cottonwood (Populus deltoides) Reproductive Microbiomes: Using the Microbiome as a Novel Diagnostic Tool for Endometriosis Reproductive Microbiomes: Using the microbiome as a novel diagnostic tool for endometriosis... Soil microbial community response to precipitation change in a semi-arid ecosystem ... Soil ecosystem functioning under climate change: plant species and community effects... Pagination First page « First Previous page ‹‹ Page 1 Current page 2 Key Links Curriculum Vitae ORCID Organizations Biological and Environmental Systems Science Directorate Biosciences Division Biodesign and Systems Biology Section Integrative Microbiomics Group