Publications by authors named "Cathryn Ryan"

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Performance and suitability of wastewater based-surveillance for SARS-CoV-2 RNA in public schools.
Nicole Acosta, Alex Buchner Beaudet, Paul Westlund, Kevin Frankowski, Jia Hu, M Cathryn Ryan

Sci Rep· October 2025

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A Bayesian framework for modeling COVID-19 case numbers through longitudinal monitoring of SARS-CoV-2 RNA in wastewater.
Xiaotian Dai, Nicole Acosta, Xuewen Lu, Casey R J Hubert, Jangwoo Lee, M Cathryn Ryan

Stat Med· March 2024

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Rural communities experience higher radon exposure versus urban areas, potentially due to drilled groundwater well annuli acting as unintended radon gas migration conduits.
Selim M Khan, Dustin D Pearson, Evangeline L Eldridge, Tiago A Morais, Marvit I C Ahanonu, M Cathryn Ryan

Sci Rep· February 2024

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Field investigation of the transport and attenuation of fugitive methane in shallow groundwater around an oil and gas well with gas migration.
Tiago A Morais, Neil A Fleming, Dinu Attalage, Bernhard Mayer, K U Mayer, M Cathryn Ryan

Sci Total Environ· January 2024

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In-Well Degassing of Monitoring Wells Completed in Gas-Charged Aquifers.
Tiago A Morais, M Cathryn Ryan

Ground Water· January 2023

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Tracking Emergence and Spread of SARS-CoV-2 Omicron Variant in Large and Small Communities by Wastewater Monitoring in Alberta, Canada.
Casey R J Hubert, Nicole Acosta, Barbara J M Waddell, Maria E Hasing, Yuanyuan Qiu, M Cathryn Ryan

Emerg Infect Dis· September 2022

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Longitudinal SARS-CoV-2 RNA wastewater monitoring across a range of scales correlates with total and regional COVID-19 burden in a well-defined urban population.
Nicole Acosta, María A Bautista, Barbara J Waddell, Janine McCalder, Alexander Buchner Beaudet, M Cathryn Ryan

Water Res· July 2022

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Association Between Residential Proximity to Hydraulic Fracturing Sites and Adverse Birth Outcomes.
Zoe F Cairncross, Isabelle Couloigner, M Cathryn Ryan, Carly McMorris, Lucija Muehlenbachs

JAMA Pediatr· June 2022

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Vertical stratification of microbial communities and isotope geochemistry tie groundwater denitrification to sampling location within a nitrate-contaminated aquifer.
Anirban Chakraborty, Martin Suchy, Casey R J Hubert, M Cathryn Ryan

Sci Total Environ· May 2022

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Free-Phase Gas Detection in Groundwater Wells via Water Pressure and Continuous Field Parameters.
Tiago A Morais, Bethany Ladd, Neil A Fleming, M Cathryn Ryan

Ground Water· March 2022

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A multicenter study investigating SARS-CoV-2 in tertiary-care hospital wastewater. viral burden correlates with increasing hospitalized cases as well as hospital-associated transmissions and outbreaks.
Nicole Acosta, María A Bautista, Jordan Hollman, Janine McCalder, Alexander Buchner Beaudet, M Cathryn Ryan

Water Res· August 2021

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Denitrification Biokinetics: Towards Optimization for Industrial Applications.
Navreet Suri, Yuan Zhang, Lisa M Gieg, M Cathryn Ryan

Front Microbiol· May 2021

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Lipid analysis of CO-rich subsurface aquifers suggests an autotrophy-based deep biosphere with lysolipids enriched in CPR bacteria.
Alexander J Probst, Felix J Elling, Cindy J Castelle, Qingzeng Zhu, Marcus Elvert, M Cathryn Ryan

ISME J· June 2020

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Phosphorus and nitrogen storage, partitioning, and export in a large gravel bed river.
Nadine Taube, M Cathryn Ryan, Jianxun He, Caterina Valeo

Sci Total Environ· March 2019

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A Field-Scale Approach to Estimate Nitrate Loading to Groundwater.
Farzin Malekani, M Cathryn Ryan, Bernie J Zebarth, Shawn E Loo, Martin Suchy

J Environ Qual· July 2018

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Differential depth distribution of microbial function and putative symbionts through sediment-hosted aquifers in the deep terrestrial subsurface.
Alexander J Probst, Bethany Ladd, Jessica K Jarett, David E Geller-McGrath, Christian M K Sieber, M Cathryn Ryan

Nat Microbiol· March 2018

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Feasibility of electronic peer mentoring for transition-age youth and young adults with intellectual and developmental disabilities: Project Teens making Environment and Activity Modifications.
Jessica M Kramer, Cathryn T Ryan, Rachel Moore, Ariel Schwartz

J Appl Res Intellect Disabil· January 2018

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Use of δN and δO Values for Nitrate Source Identification under Irrigated Crops: A Cautionary Vadose Zone Tale.
Shawn E Loo, M Cathryn Ryan, Bernie J Zebarth, Shawn H Kuchta, Denise Neilsen

J Environ Qual· May 2017

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Faculty Mentors' Perspectives on E-Mentoring Post-Professional Occupational Therapy Doctoral Students.
Nancy Doyle, Karen Jacobs, Cathryn Ryan

Occup Ther Int· December 2016

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Relative importance of P and N in macrophyte and epilithic algae biomass in a wastewater-impacted oligotrophic river.
Nadine Taube, Jianxun He, M Cathryn Ryan, Caterina Valeo

Environ Monit Assess· August 2016

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Exploring the Self-Disclosure Process in Peer Mentoring Relationships for Transition-Age Youth With Developmental Disabilities.
Cathryn T Ryan, Jessica M Kramer, Ellen S Cohn

Intellect Dev Disabil· August 2016

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The nature, perception, and impact of e-mentoring on post-professional occupational therapy doctoral students.
Karen Jacobs, Nancy Doyle, Cathryn Ryan

Occup Ther Health Care· April 2015

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Prevalence of anaerobic ammonium-oxidizing bacteria in contaminated groundwater.
Tara A Moore, Yangping Xing, Brent Lazenby, Michael D J Lynch, Sherry Schiff, M Cathryn Ryan

Environ Sci Technol· September 2011

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Integrated sampling and analytical approach for common groundwater dissolved gases.
Kimberley McLeish, M Cathryn Ryan, Angus Chu

Environ Sci Technol· December 2007

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Field evaluation of mixing length and attenuation of nutrients and fecal coliform in a wastewater effluent plume.
Jerald A Vandenberg, M Cathryn Ryan, David D Nuell, Angus Chu

Environ Monit Assess· August 2005

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